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Diffstat (limited to 'src/mon/OSDMonitor.cc')
| -rw-r--r-- | src/mon/OSDMonitor.cc | 14832 |
1 files changed, 14832 insertions, 0 deletions
diff --git a/src/mon/OSDMonitor.cc b/src/mon/OSDMonitor.cc new file mode 100644 index 000000000..3191ed5bf --- /dev/null +++ b/src/mon/OSDMonitor.cc @@ -0,0 +1,14832 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * Ceph - scalable distributed file system + * + * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net> + * Copyright (C) 2013,2014 Cloudwatt <libre.licensing@cloudwatt.com> + * Copyright (C) 2014 Red Hat <contact@redhat.com> + * + * Author: Loic Dachary <loic@dachary.org> + * + * This is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software + * Foundation. See file COPYING. + * + */ + +#include <algorithm> +#include <boost/algorithm/string.hpp> +#include <experimental/iterator> +#include <locale> +#include <sstream> + +#include "mon/OSDMonitor.h" +#include "mon/Monitor.h" +#include "mon/MDSMonitor.h" +#include "mon/MgrStatMonitor.h" +#include "mon/AuthMonitor.h" +#include "mon/KVMonitor.h" + +#include "mon/MonitorDBStore.h" +#include "mon/Session.h" + +#include "crush/CrushWrapper.h" +#include "crush/CrushTester.h" +#include "crush/CrushTreeDumper.h" + +#include "messages/MOSDBeacon.h" +#include "messages/MOSDFailure.h" +#include "messages/MOSDMarkMeDown.h" +#include "messages/MOSDMarkMeDead.h" +#include "messages/MOSDFull.h" +#include "messages/MOSDMap.h" +#include "messages/MMonGetOSDMap.h" +#include "messages/MOSDBoot.h" +#include "messages/MOSDAlive.h" +#include "messages/MPoolOp.h" +#include "messages/MPoolOpReply.h" +#include "messages/MOSDPGCreate.h" +#include "messages/MOSDPGCreate2.h" +#include "messages/MOSDPGCreated.h" +#include "messages/MOSDPGTemp.h" +#include "messages/MOSDPGReadyToMerge.h" +#include "messages/MMonCommand.h" +#include "messages/MRemoveSnaps.h" +#include "messages/MOSDScrub.h" +#include "messages/MRoute.h" +#include "messages/MMonGetPurgedSnaps.h" +#include "messages/MMonGetPurgedSnapsReply.h" + +#include "common/TextTable.h" +#include "common/Timer.h" +#include "common/ceph_argparse.h" +#include "common/perf_counters.h" +#include "common/PriorityCache.h" +#include "common/strtol.h" +#include "common/numa.h" + +#include "common/config.h" +#include "common/errno.h" + +#include "erasure-code/ErasureCodePlugin.h" +#include "compressor/Compressor.h" +#include "common/Checksummer.h" + +#include "include/compat.h" +#include "include/ceph_assert.h" +#include "include/stringify.h" +#include "include/util.h" +#include "common/cmdparse.h" +#include "include/str_list.h" +#include "include/str_map.h" +#include "include/scope_guard.h" +#include "perfglue/heap_profiler.h" + +#include "auth/cephx/CephxKeyServer.h" +#include "osd/OSDCap.h" + +#include "json_spirit/json_spirit_reader.h" + +#include <boost/algorithm/string/predicate.hpp> + +using std::dec; +using std::hex; +using std::list; +using std::map; +using std::make_pair; +using std::ostringstream; +using std::pair; +using std::set; +using std::string; +using std::stringstream; +using std::to_string; +using std::vector; + +using ceph::bufferlist; +using ceph::decode; +using ceph::encode; +using ceph::ErasureCodeInterfaceRef; +using ceph::ErasureCodePluginRegistry; +using ceph::ErasureCodeProfile; +using ceph::Formatter; +using ceph::JSONFormatter; +using ceph::make_message; + +#define dout_subsys ceph_subsys_mon +static const string OSD_PG_CREATING_PREFIX("osd_pg_creating"); +static const string OSD_METADATA_PREFIX("osd_metadata"); +static const string OSD_SNAP_PREFIX("osd_snap"); + +/* + + OSD snapshot metadata + --------------------- + + -- starting with mimic, removed in octopus -- + + "removed_epoch_%llu_%08lx" % (pool, epoch) + -> interval_set<snapid_t> + + "removed_snap_%llu_%016llx" % (pool, last_snap) + -> { first_snap, end_snap, epoch } (last_snap = end_snap - 1) + + + -- starting with mimic -- + + "purged_snap_%llu_%016llx" % (pool, last_snap) + -> { first_snap, end_snap, epoch } (last_snap = end_snap - 1) + + - note that the {removed,purged}_snap put the last snap in they key so + that we can use forward iteration only to search for an epoch in an + interval. e.g., to test if epoch N is removed/purged, we'll find a key + >= N that either does or doesn't contain the given snap. + + + -- starting with octopus -- + + "purged_epoch_%08lx" % epoch + -> map<int64_t,interval_set<snapid_t>> + + */ +using namespace TOPNSPC::common; +namespace { + +struct OSDMemCache : public PriorityCache::PriCache { + OSDMonitor *osdmon; + int64_t cache_bytes[PriorityCache::Priority::LAST+1] = {0}; + int64_t committed_bytes = 0; + double cache_ratio = 0; + + OSDMemCache(OSDMonitor *m) : osdmon(m) {}; + + virtual uint64_t _get_used_bytes() const = 0; + + virtual int64_t request_cache_bytes( + PriorityCache::Priority pri, uint64_t total_cache) const { + int64_t assigned = get_cache_bytes(pri); + + switch (pri) { + // All cache items are currently set to have PRI1 priority + case PriorityCache::Priority::PRI1: + { + int64_t request = _get_used_bytes(); + return (request > assigned) ? request - assigned : 0; + } + default: + break; + } + return -EOPNOTSUPP; + } + + virtual int64_t get_cache_bytes(PriorityCache::Priority pri) const { + return cache_bytes[pri]; + } + + virtual int64_t get_cache_bytes() const { + int64_t total = 0; + + for (int i = 0; i < PriorityCache::Priority::LAST + 1; i++) { + PriorityCache::Priority pri = static_cast<PriorityCache::Priority>(i); + total += get_cache_bytes(pri); + } + return total; + } + + virtual void set_cache_bytes(PriorityCache::Priority pri, int64_t bytes) { + cache_bytes[pri] = bytes; + } + virtual void add_cache_bytes(PriorityCache::Priority pri, int64_t bytes) { + cache_bytes[pri] += bytes; + } + virtual int64_t commit_cache_size(uint64_t total_cache) { + committed_bytes = PriorityCache::get_chunk( + get_cache_bytes(), total_cache); + return committed_bytes; + } + virtual int64_t get_committed_size() const { + return committed_bytes; + } + virtual double get_cache_ratio() const { + return cache_ratio; + } + virtual void set_cache_ratio(double ratio) { + cache_ratio = ratio; + } + virtual string get_cache_name() const = 0; +}; + +struct IncCache : public OSDMemCache { + IncCache(OSDMonitor *m) : OSDMemCache(m) {}; + + virtual uint64_t _get_used_bytes() const { + return osdmon->inc_osd_cache.get_bytes(); + } + + virtual string get_cache_name() const { + return "OSDMap Inc Cache"; + } + + uint64_t _get_num_osdmaps() const { + return osdmon->inc_osd_cache.get_size(); + } +}; + +struct FullCache : public OSDMemCache { + FullCache(OSDMonitor *m) : OSDMemCache(m) {}; + + virtual uint64_t _get_used_bytes() const { + return osdmon->full_osd_cache.get_bytes(); + } + + virtual string get_cache_name() const { + return "OSDMap Full Cache"; + } + + uint64_t _get_num_osdmaps() const { + return osdmon->full_osd_cache.get_size(); + } +}; + +std::shared_ptr<IncCache> inc_cache; +std::shared_ptr<FullCache> full_cache; + +const uint32_t MAX_POOL_APPLICATIONS = 4; +const uint32_t MAX_POOL_APPLICATION_KEYS = 64; +const uint32_t MAX_POOL_APPLICATION_LENGTH = 128; + +bool is_osd_writable(const OSDCapGrant& grant, const std::string* pool_name) { + // Note: this doesn't include support for the application tag match + if ((grant.spec.allow & OSD_CAP_W) != 0) { + auto& match = grant.match; + if (match.is_match_all()) { + return true; + } else if (pool_name != nullptr && + !match.pool_namespace.pool_name.empty() && + match.pool_namespace.pool_name == *pool_name) { + return true; + } + } + return false; +} + +bool is_unmanaged_snap_op_permitted(CephContext* cct, + const KeyServer& key_server, + const EntityName& entity_name, + const MonCap& mon_caps, + const entity_addr_t& peer_socket_addr, + const std::string* pool_name) +{ + typedef std::map<std::string, std::string> CommandArgs; + + if (mon_caps.is_capable( + cct, entity_name, "osd", + "osd pool op unmanaged-snap", + (pool_name == nullptr ? + CommandArgs{} /* pool DNE, require unrestricted cap */ : + CommandArgs{{"poolname", *pool_name}}), + false, true, false, + peer_socket_addr)) { + return true; + } + + AuthCapsInfo caps_info; + if (!key_server.get_service_caps(entity_name, CEPH_ENTITY_TYPE_OSD, + caps_info)) { + dout(10) << "unable to locate OSD cap data for " << entity_name + << " in auth db" << dendl; + return false; + } + + string caps_str; + if (caps_info.caps.length() > 0) { + auto p = caps_info.caps.cbegin(); + try { + decode(caps_str, p); + } catch (const ceph::buffer::error &err) { + derr << "corrupt OSD cap data for " << entity_name << " in auth db" + << dendl; + return false; + } + } + + OSDCap osd_cap; + if (!osd_cap.parse(caps_str, nullptr)) { + dout(10) << "unable to parse OSD cap data for " << entity_name + << " in auth db" << dendl; + return false; + } + + // if the entity has write permissions in one or all pools, permit + // usage of unmanaged-snapshots + if (osd_cap.allow_all()) { + return true; + } + + for (auto& grant : osd_cap.grants) { + if (grant.profile.is_valid()) { + for (auto& profile_grant : grant.profile_grants) { + if (is_osd_writable(profile_grant, pool_name)) { + return true; + } + } + } else if (is_osd_writable(grant, pool_name)) { + return true; + } + } + + return false; +} + +} // anonymous namespace + +void LastEpochClean::Lec::report(unsigned pg_num, ps_t ps, + epoch_t last_epoch_clean) +{ + if (ps >= pg_num) { + // removed PG + return; + } + epoch_by_pg.resize(pg_num, 0); + const auto old_lec = epoch_by_pg[ps]; + if (old_lec >= last_epoch_clean) { + // stale lec + return; + } + epoch_by_pg[ps] = last_epoch_clean; + if (last_epoch_clean < floor) { + floor = last_epoch_clean; + } else if (last_epoch_clean > floor) { + if (old_lec == floor) { + // probably should increase floor? + auto new_floor = std::min_element(std::begin(epoch_by_pg), + std::end(epoch_by_pg)); + floor = *new_floor; + } + } + if (ps != next_missing) { + return; + } + for (; next_missing < epoch_by_pg.size(); next_missing++) { + if (epoch_by_pg[next_missing] == 0) { + break; + } + } +} + +void LastEpochClean::remove_pool(uint64_t pool) +{ + report_by_pool.erase(pool); +} + +void LastEpochClean::report(unsigned pg_num, const pg_t& pg, + epoch_t last_epoch_clean) +{ + auto& lec = report_by_pool[pg.pool()]; + return lec.report(pg_num, pg.ps(), last_epoch_clean); +} + +epoch_t LastEpochClean::get_lower_bound(const OSDMap& latest) const +{ + auto floor = latest.get_epoch(); + for (auto& pool : latest.get_pools()) { + auto reported = report_by_pool.find(pool.first); + if (reported == report_by_pool.end()) { + return 0; + } + if (reported->second.next_missing < pool.second.get_pg_num()) { + return 0; + } + if (reported->second.floor < floor) { + floor = reported->second.floor; + } + } + return floor; +} + +void LastEpochClean::dump(Formatter *f) const +{ + f->open_array_section("per_pool"); + + for (auto& [pool, lec] : report_by_pool) { + f->open_object_section("pool"); + f->dump_unsigned("poolid", pool); + f->dump_unsigned("floor", lec.floor); + f->close_section(); + } + + f->close_section(); +} + +class C_UpdateCreatingPGs : public Context { +public: + OSDMonitor *osdmon; + utime_t start; + epoch_t epoch; + C_UpdateCreatingPGs(OSDMonitor *osdmon, epoch_t e) : + osdmon(osdmon), start(ceph_clock_now()), epoch(e) {} + void finish(int r) override { + if (r >= 0) { + utime_t end = ceph_clock_now(); + dout(10) << "osdmap epoch " << epoch << " mapping took " + << (end - start) << " seconds" << dendl; + osdmon->update_creating_pgs(); + osdmon->check_pg_creates_subs(); + } + } +}; + +#undef dout_prefix +#define dout_prefix _prefix(_dout, mon, osdmap) +static ostream& _prefix(std::ostream *_dout, Monitor &mon, const OSDMap& osdmap) { + return *_dout << "mon." << mon.name << "@" << mon.rank + << "(" << mon.get_state_name() + << ").osd e" << osdmap.get_epoch() << " "; +} + +OSDMonitor::OSDMonitor( + CephContext *cct, + Monitor &mn, + Paxos &p, + const string& service_name) + : PaxosService(mn, p, service_name), + cct(cct), + inc_osd_cache(g_conf()->mon_osd_cache_size), + full_osd_cache(g_conf()->mon_osd_cache_size), + has_osdmap_manifest(false), + mapper(mn.cct, &mn.cpu_tp) +{ + inc_cache = std::make_shared<IncCache>(this); + full_cache = std::make_shared<FullCache>(this); + cct->_conf.add_observer(this); + int r = _set_cache_sizes(); + if (r < 0) { + derr << __func__ << " using default osd cache size - mon_osd_cache_size (" + << g_conf()->mon_osd_cache_size + << ") without priority cache management" + << dendl; + } +} + +const char **OSDMonitor::get_tracked_conf_keys() const +{ + static const char* KEYS[] = { + "mon_memory_target", + "mon_memory_autotune", + "rocksdb_cache_size", + NULL + }; + return KEYS; +} + +void OSDMonitor::handle_conf_change(const ConfigProxy& conf, + const std::set<std::string> &changed) +{ + dout(10) << __func__ << " " << changed << dendl; + + if (changed.count("mon_memory_autotune")) { + _set_cache_autotuning(); + } + if (changed.count("mon_memory_target") || + changed.count("rocksdb_cache_size")) { + int r = _update_mon_cache_settings(); + if (r < 0) { + derr << __func__ << " mon_memory_target:" + << g_conf()->mon_memory_target + << " rocksdb_cache_size:" + << g_conf()->rocksdb_cache_size + << ". Unable to update cache size." + << dendl; + } + } +} + +void OSDMonitor::_set_cache_autotuning() +{ + if (!g_conf()->mon_memory_autotune && pcm != nullptr) { + // Disable cache autotuning + std::lock_guard l(balancer_lock); + pcm = nullptr; + } + + if (g_conf()->mon_memory_autotune && pcm == nullptr) { + int r = register_cache_with_pcm(); + if (r < 0) { + dout(10) << __func__ + << " Error while registering osdmon caches with pcm." + << " Cache auto tuning not enabled." + << dendl; + mon_memory_autotune = false; + } else { + mon_memory_autotune = true; + } + } +} + +int OSDMonitor::_update_mon_cache_settings() +{ + if (g_conf()->mon_memory_target <= 0 || + g_conf()->mon_memory_target < mon_memory_min || + g_conf()->rocksdb_cache_size <= 0) { + return -EINVAL; + } + + if (pcm == nullptr && rocksdb_binned_kv_cache == nullptr) { + derr << __func__ << " not using pcm and rocksdb" << dendl; + return -EINVAL; + } + + uint64_t old_mon_memory_target = mon_memory_target; + uint64_t old_rocksdb_cache_size = rocksdb_cache_size; + + // Set the new pcm memory cache sizes + mon_memory_target = g_conf()->mon_memory_target; + rocksdb_cache_size = g_conf()->rocksdb_cache_size; + + uint64_t base = mon_memory_base; + double fragmentation = mon_memory_fragmentation; + uint64_t target = mon_memory_target; + uint64_t min = mon_memory_min; + uint64_t max = min; + + uint64_t ltarget = (1.0 - fragmentation) * target; + if (ltarget > base + min) { + max = ltarget - base; + } + + int r = _set_cache_ratios(); + if (r < 0) { + derr << __func__ << " Cache ratios for pcm could not be set." + << " Review the kv (rocksdb) and mon_memory_target sizes." + << dendl; + mon_memory_target = old_mon_memory_target; + rocksdb_cache_size = old_rocksdb_cache_size; + return -EINVAL; + } + + if (mon_memory_autotune && pcm != nullptr) { + std::lock_guard l(balancer_lock); + // set pcm cache levels + pcm->set_target_memory(target); + pcm->set_min_memory(min); + pcm->set_max_memory(max); + // tune memory based on new values + pcm->tune_memory(); + pcm->balance(); + _set_new_cache_sizes(); + dout(1) << __func__ << " Updated mon cache setting." + << " target: " << target + << " min: " << min + << " max: " << max + << dendl; + } + return 0; +} + +int OSDMonitor::_set_cache_sizes() +{ + if (g_conf()->mon_memory_autotune) { + // set the new osdmon cache targets to be managed by pcm + mon_osd_cache_size = g_conf()->mon_osd_cache_size; + rocksdb_cache_size = g_conf()->rocksdb_cache_size; + mon_memory_base = cct->_conf.get_val<Option::size_t>("osd_memory_base"); + mon_memory_fragmentation = cct->_conf.get_val<double>("osd_memory_expected_fragmentation"); + mon_memory_target = g_conf()->mon_memory_target; + mon_memory_min = g_conf()->mon_osd_cache_size_min; + if (mon_memory_target <= 0 || mon_memory_min <= 0) { + derr << __func__ << " mon_memory_target:" << mon_memory_target + << " mon_memory_min:" << mon_memory_min + << ". Invalid size option(s) provided." + << dendl; + return -EINVAL; + } + // Set the initial inc and full LRU cache sizes + inc_osd_cache.set_bytes(mon_memory_min); + full_osd_cache.set_bytes(mon_memory_min); + mon_memory_autotune = g_conf()->mon_memory_autotune; + } + return 0; +} + +bool OSDMonitor::_have_pending_crush() +{ + return pending_inc.crush.length() > 0; +} + +CrushWrapper &OSDMonitor::_get_stable_crush() +{ + return *osdmap.crush; +} + +void OSDMonitor::_get_pending_crush(CrushWrapper& newcrush) +{ + bufferlist bl; + if (pending_inc.crush.length()) + bl = pending_inc.crush; + else + osdmap.crush->encode(bl, CEPH_FEATURES_SUPPORTED_DEFAULT); + + auto p = bl.cbegin(); + newcrush.decode(p); +} + +void OSDMonitor::create_initial() +{ + dout(10) << "create_initial for " << mon.monmap->fsid << dendl; + + OSDMap newmap; + + bufferlist bl; + mon.store->get("mkfs", "osdmap", bl); + + if (bl.length()) { + newmap.decode(bl); + newmap.set_fsid(mon.monmap->fsid); + } else { + newmap.build_simple(cct, 0, mon.monmap->fsid, 0); + } + newmap.set_epoch(1); + newmap.created = newmap.modified = ceph_clock_now(); + + // new clusters should sort bitwise by default. + newmap.set_flag(CEPH_OSDMAP_SORTBITWISE); + + newmap.flags |= + CEPH_OSDMAP_RECOVERY_DELETES | + CEPH_OSDMAP_PURGED_SNAPDIRS | + CEPH_OSDMAP_PGLOG_HARDLIMIT; + newmap.full_ratio = g_conf()->mon_osd_full_ratio; + if (newmap.full_ratio > 1.0) newmap.full_ratio /= 100; + newmap.backfillfull_ratio = g_conf()->mon_osd_backfillfull_ratio; + if (newmap.backfillfull_ratio > 1.0) newmap.backfillfull_ratio /= 100; + newmap.nearfull_ratio = g_conf()->mon_osd_nearfull_ratio; + if (newmap.nearfull_ratio > 1.0) newmap.nearfull_ratio /= 100; + + // new cluster should require latest by default + if (g_conf().get_val<bool>("mon_debug_no_require_pacific")) { + if (g_conf().get_val<bool>("mon_debug_no_require_octopus")) { + derr << __func__ << " mon_debug_no_require_pacific and octopus=true" << dendl; + newmap.require_osd_release = ceph_release_t::nautilus; + } else { + derr << __func__ << " mon_debug_no_require_pacific=true" << dendl; + newmap.require_osd_release = ceph_release_t::octopus; + } + } else { + newmap.require_osd_release = ceph_release_t::pacific; + } + + if (newmap.require_osd_release >= ceph_release_t::octopus) { + ceph_release_t r = ceph_release_from_name( + g_conf()->mon_osd_initial_require_min_compat_client); + if (!r) { + ceph_abort_msg("mon_osd_initial_require_min_compat_client is not valid"); + } + newmap.require_min_compat_client = r; + } + + // encode into pending incremental + uint64_t features = newmap.get_encoding_features(); + newmap.encode(pending_inc.fullmap, + features | CEPH_FEATURE_RESERVED); + pending_inc.full_crc = newmap.get_crc(); + dout(20) << " full crc " << pending_inc.full_crc << dendl; +} + +void OSDMonitor::get_store_prefixes(std::set<string>& s) const +{ + s.insert(service_name); + s.insert(OSD_PG_CREATING_PREFIX); + s.insert(OSD_METADATA_PREFIX); + s.insert(OSD_SNAP_PREFIX); +} + +void OSDMonitor::update_from_paxos(bool *need_bootstrap) +{ + // we really don't care if the version has been updated, because we may + // have trimmed without having increased the last committed; yet, we may + // need to update the in-memory manifest. + load_osdmap_manifest(); + + version_t version = get_last_committed(); + if (version == osdmap.epoch) + return; + ceph_assert(version > osdmap.epoch); + + dout(15) << "update_from_paxos paxos e " << version + << ", my e " << osdmap.epoch << dendl; + + int prev_num_up_osd = osdmap.num_up_osd; + + if (mapping_job) { + if (!mapping_job->is_done()) { + dout(1) << __func__ << " mapping job " + << mapping_job.get() << " did not complete, " + << mapping_job->shards << " left, canceling" << dendl; + mapping_job->abort(); + } + mapping_job.reset(); + } + + load_health(); + + /* + * We will possibly have a stashed latest that *we* wrote, and we will + * always be sure to have the oldest full map in the first..last range + * due to encode_trim_extra(), which includes the oldest full map in the trim + * transaction. + * + * encode_trim_extra() does not however write the full map's + * version to 'full_latest'. This is only done when we are building the + * full maps from the incremental versions. But don't panic! We make sure + * that the following conditions find whichever full map version is newer. + */ + version_t latest_full = get_version_latest_full(); + if (latest_full == 0 && get_first_committed() > 1) + latest_full = get_first_committed(); + + if (get_first_committed() > 1 && + latest_full < get_first_committed()) { + // the monitor could be just sync'ed with its peer, and the latest_full key + // is not encoded in the paxos commits in encode_pending(), so we need to + // make sure we get it pointing to a proper version. + version_t lc = get_last_committed(); + version_t fc = get_first_committed(); + + dout(10) << __func__ << " looking for valid full map in interval" + << " [" << fc << ", " << lc << "]" << dendl; + + latest_full = 0; + for (version_t v = lc; v >= fc; v--) { + string full_key = "full_" + stringify(v); + if (mon.store->exists(get_service_name(), full_key)) { + dout(10) << __func__ << " found latest full map v " << v << dendl; + latest_full = v; + break; + } + } + + ceph_assert(latest_full > 0); + auto t(std::make_shared<MonitorDBStore::Transaction>()); + put_version_latest_full(t, latest_full); + mon.store->apply_transaction(t); + dout(10) << __func__ << " updated the on-disk full map version to " + << latest_full << dendl; + } + + if ((latest_full > 0) && (latest_full > osdmap.epoch)) { + bufferlist latest_bl; + get_version_full(latest_full, latest_bl); + ceph_assert(latest_bl.length() != 0); + dout(7) << __func__ << " loading latest full map e" << latest_full << dendl; + osdmap = OSDMap(); + osdmap.decode(latest_bl); + } + + bufferlist bl; + if (!mon.store->get(OSD_PG_CREATING_PREFIX, "creating", bl)) { + auto p = bl.cbegin(); + std::lock_guard<std::mutex> l(creating_pgs_lock); + creating_pgs.decode(p); + dout(7) << __func__ << " loading creating_pgs last_scan_epoch " + << creating_pgs.last_scan_epoch + << " with " << creating_pgs.pgs.size() << " pgs" << dendl; + } else { + dout(1) << __func__ << " missing creating pgs; upgrade from post-kraken?" + << dendl; + } + + // walk through incrementals + MonitorDBStore::TransactionRef t; + size_t tx_size = 0; + while (version > osdmap.epoch) { + bufferlist inc_bl; + int err = get_version(osdmap.epoch+1, inc_bl); + ceph_assert(err == 0); + ceph_assert(inc_bl.length()); + // set priority cache manager levels if the osdmap is + // being populated for the first time. + if (mon_memory_autotune && pcm == nullptr) { + int r = register_cache_with_pcm(); + if (r < 0) { + dout(10) << __func__ + << " Error while registering osdmon caches with pcm." + << " Proceeding without cache auto tuning." + << dendl; + } + } + + dout(7) << "update_from_paxos applying incremental " << osdmap.epoch+1 + << dendl; + OSDMap::Incremental inc(inc_bl); + err = osdmap.apply_incremental(inc); + ceph_assert(err == 0); + + if (!t) + t.reset(new MonitorDBStore::Transaction); + + // Write out the full map for all past epochs. Encode the full + // map with the same features as the incremental. If we don't + // know, use the quorum features. If we don't know those either, + // encode with all features. + uint64_t f = inc.encode_features; + if (!f) + f = mon.get_quorum_con_features(); + if (!f) + f = -1; + bufferlist full_bl; + osdmap.encode(full_bl, f | CEPH_FEATURE_RESERVED); + tx_size += full_bl.length(); + + bufferlist orig_full_bl; + get_version_full(osdmap.epoch, orig_full_bl); + if (orig_full_bl.length()) { + // the primary provided the full map + ceph_assert(inc.have_crc); + if (inc.full_crc != osdmap.crc) { + // This will happen if the mons were running mixed versions in + // the past or some other circumstance made the full encoded + // maps divergent. Reloading here will bring us back into + // sync with the primary for this and all future maps. OSDs + // will also be brought back into sync when they discover the + // crc mismatch and request a full map from a mon. + derr << __func__ << " full map CRC mismatch, resetting to canonical" + << dendl; + + dout(20) << __func__ << " my (bad) full osdmap:\n"; + JSONFormatter jf(true); + jf.dump_object("osdmap", osdmap); + jf.flush(*_dout); + *_dout << "\nhexdump:\n"; + full_bl.hexdump(*_dout); + *_dout << dendl; + + osdmap = OSDMap(); + osdmap.decode(orig_full_bl); + + dout(20) << __func__ << " canonical full osdmap:\n"; + JSONFormatter jf(true); + jf.dump_object("osdmap", osdmap); + jf.flush(*_dout); + *_dout << "\nhexdump:\n"; + orig_full_bl.hexdump(*_dout); + *_dout << dendl; + } + } else { + ceph_assert(!inc.have_crc); + put_version_full(t, osdmap.epoch, full_bl); + } + put_version_latest_full(t, osdmap.epoch); + + // share + dout(1) << osdmap << dendl; + + if (osdmap.epoch == 1) { + t->erase("mkfs", "osdmap"); + } + + if (tx_size > g_conf()->mon_sync_max_payload_size*2) { + mon.store->apply_transaction(t); + t = MonitorDBStore::TransactionRef(); + tx_size = 0; + } + for (const auto [osd, state] : inc.new_state) { + if (state & CEPH_OSD_UP) { + // could be marked up *or* down, but we're too lazy to check which + last_osd_report.erase(osd); + } + if (state & CEPH_OSD_OUT) { + // could be marked in *or* out, but we can safely drop it + osd_epochs.erase(osd); + } + } + for (const auto [osd, weight] : inc.new_weight) { + if (weight == CEPH_OSD_OUT) { + // manually marked out, so drop it + osd_epochs.erase(osd); + } + } + } + + if (t) { + mon.store->apply_transaction(t); + } + + bool marked_osd_down = false; + for (int o = 0; o < osdmap.get_max_osd(); o++) { + if (osdmap.is_out(o)) + continue; + auto found = down_pending_out.find(o); + if (osdmap.is_down(o)) { + // populate down -> out map + if (found == down_pending_out.end()) { + dout(10) << " adding osd." << o << " to down_pending_out map" << dendl; + down_pending_out[o] = ceph_clock_now(); + marked_osd_down = true; + } + } else { + if (found != down_pending_out.end()) { + dout(10) << " removing osd." << o << " from down_pending_out map" << dendl; + down_pending_out.erase(found); + } + } + } + // XXX: need to trim MonSession connected with a osd whose id > max_osd? + + check_osdmap_subs(); + check_pg_creates_subs(); + + share_map_with_random_osd(); + update_logger(); + process_failures(); + + // make sure our feature bits reflect the latest map + update_msgr_features(); + + if (!mon.is_leader()) { + // will be called by on_active() on the leader, avoid doing so twice + start_mapping(); + } + if (osdmap.stretch_mode_enabled) { + dout(20) << "Stretch mode enabled in this map" << dendl; + mon.try_engage_stretch_mode(); + if (osdmap.degraded_stretch_mode) { + dout(20) << "Degraded stretch mode set in this map" << dendl; + if (!osdmap.recovering_stretch_mode) { + mon.set_degraded_stretch_mode(); + if (prev_num_up_osd < osdmap.num_up_osd && + (osdmap.num_up_osd / (double)osdmap.num_osd) > + cct->_conf.get_val<double>("mon_stretch_cluster_recovery_ratio")) { + // TODO: This works for 2-site clusters when the OSD maps are appropriately + // trimmed and everything is "normal" but not if you have a lot of out OSDs + // you're ignoring or in some really degenerate failure cases + dout(10) << "Enabling recovery stretch mode in this map" << dendl; + mon.go_recovery_stretch_mode(); + } + } else { + mon.set_recovery_stretch_mode(); + } + } else { + mon.set_healthy_stretch_mode(); + } + if (marked_osd_down && + (!osdmap.degraded_stretch_mode || osdmap.recovering_stretch_mode)) { + dout(20) << "Checking degraded stretch mode due to osd changes" << dendl; + mon.maybe_go_degraded_stretch_mode(); + } + } +} + +int OSDMonitor::register_cache_with_pcm() +{ + if (mon_memory_target <= 0 || mon_memory_min <= 0) { + derr << __func__ << " Invalid memory size specified for mon caches." + << " Caches will not be auto-tuned." + << dendl; + return -EINVAL; + } + uint64_t base = mon_memory_base; + double fragmentation = mon_memory_fragmentation; + // For calculating total target memory, consider rocksdb cache size. + uint64_t target = mon_memory_target; + uint64_t min = mon_memory_min; + uint64_t max = min; + + // Apply the same logic as in bluestore to set the max amount + // of memory to use for cache. Assume base memory for OSDMaps + // and then add in some overhead for fragmentation. + uint64_t ltarget = (1.0 - fragmentation) * target; + if (ltarget > base + min) { + max = ltarget - base; + } + + rocksdb_binned_kv_cache = mon.store->get_priority_cache(); + if (!rocksdb_binned_kv_cache) { + derr << __func__ << " not using rocksdb" << dendl; + return -EINVAL; + } + + int r = _set_cache_ratios(); + if (r < 0) { + derr << __func__ << " Cache ratios for pcm could not be set." + << " Review the kv (rocksdb) and mon_memory_target sizes." + << dendl; + return -EINVAL; + } + + pcm = std::make_shared<PriorityCache::Manager>( + cct, min, max, target, true); + pcm->insert("kv", rocksdb_binned_kv_cache, true); + pcm->insert("inc", inc_cache, true); + pcm->insert("full", full_cache, true); + dout(1) << __func__ << " pcm target: " << target + << " pcm max: " << max + << " pcm min: " << min + << " inc_osd_cache size: " << inc_osd_cache.get_size() + << dendl; + return 0; +} + +int OSDMonitor::_set_cache_ratios() +{ + double old_cache_kv_ratio = cache_kv_ratio; + + // Set the cache ratios for kv(rocksdb), inc and full caches + cache_kv_ratio = (double)rocksdb_cache_size / (double)mon_memory_target; + if (cache_kv_ratio >= 1.0) { + derr << __func__ << " Cache kv ratio (" << cache_kv_ratio + << ") must be in range [0,<1.0]." + << dendl; + cache_kv_ratio = old_cache_kv_ratio; + return -EINVAL; + } + rocksdb_binned_kv_cache->set_cache_ratio(cache_kv_ratio); + cache_inc_ratio = cache_full_ratio = (1.0 - cache_kv_ratio) / 2; + inc_cache->set_cache_ratio(cache_inc_ratio); + full_cache->set_cache_ratio(cache_full_ratio); + + dout(1) << __func__ << " kv ratio " << cache_kv_ratio + << " inc ratio " << cache_inc_ratio + << " full ratio " << cache_full_ratio + << dendl; + return 0; +} + +void OSDMonitor::start_mapping() +{ + // initiate mapping job + if (mapping_job) { + dout(10) << __func__ << " canceling previous mapping_job " << mapping_job.get() + << dendl; + mapping_job->abort(); + } + if (!osdmap.get_pools().empty()) { + auto fin = new C_UpdateCreatingPGs(this, osdmap.get_epoch()); + mapping_job = mapping.start_update(osdmap, mapper, + g_conf()->mon_osd_mapping_pgs_per_chunk); + dout(10) << __func__ << " started mapping job " << mapping_job.get() + << " at " << fin->start << dendl; + mapping_job->set_finish_event(fin); + } else { + dout(10) << __func__ << " no pools, no mapping job" << dendl; + mapping_job = nullptr; + } +} + +void OSDMonitor::update_msgr_features() +{ + const int types[] = { + entity_name_t::TYPE_OSD, + entity_name_t::TYPE_CLIENT, + entity_name_t::TYPE_MDS, + entity_name_t::TYPE_MON + }; + for (int type : types) { + uint64_t mask; + uint64_t features = osdmap.get_features(type, &mask); + if ((mon.messenger->get_policy(type).features_required & mask) != features) { + dout(0) << "crush map has features " << features << ", adjusting msgr requires" << dendl; + ceph::net::Policy p = mon.messenger->get_policy(type); + p.features_required = (p.features_required & ~mask) | features; + mon.messenger->set_policy(type, p); + } + } +} + +void OSDMonitor::on_active() +{ + update_logger(); + + if (mon.is_leader()) { + mon.clog->debug() << "osdmap " << osdmap; + if (!priority_convert) { + // Only do this once at start-up + convert_pool_priorities(); + priority_convert = true; + } + } else { + list<MonOpRequestRef> ls; + take_all_failures(ls); + while (!ls.empty()) { + MonOpRequestRef op = ls.front(); + op->mark_osdmon_event(__func__); + dispatch(op); + ls.pop_front(); + } + } + start_mapping(); +} + +void OSDMonitor::on_restart() +{ + last_osd_report.clear(); +} + +void OSDMonitor::on_shutdown() +{ + dout(10) << __func__ << dendl; + if (mapping_job) { + dout(10) << __func__ << " canceling previous mapping_job " << mapping_job.get() + << dendl; + mapping_job->abort(); + } + + // discard failure info, waiters + list<MonOpRequestRef> ls; + take_all_failures(ls); + ls.clear(); +} + +void OSDMonitor::update_logger() +{ + dout(10) << "update_logger" << dendl; + + mon.cluster_logger->set(l_cluster_num_osd, osdmap.get_num_osds()); + mon.cluster_logger->set(l_cluster_num_osd_up, osdmap.get_num_up_osds()); + mon.cluster_logger->set(l_cluster_num_osd_in, osdmap.get_num_in_osds()); + mon.cluster_logger->set(l_cluster_osd_epoch, osdmap.get_epoch()); +} + +void OSDMonitor::create_pending() +{ + pending_inc = OSDMap::Incremental(osdmap.epoch+1); + pending_inc.fsid = mon.monmap->fsid; + pending_metadata.clear(); + pending_metadata_rm.clear(); + pending_pseudo_purged_snaps.clear(); + + dout(10) << "create_pending e " << pending_inc.epoch << dendl; + + // safety checks (this shouldn't really happen) + { + if (osdmap.backfillfull_ratio <= 0) { + pending_inc.new_backfillfull_ratio = g_conf()->mon_osd_backfillfull_ratio; + if (pending_inc.new_backfillfull_ratio > 1.0) + pending_inc.new_backfillfull_ratio /= 100; + dout(1) << __func__ << " setting backfillfull_ratio = " + << pending_inc.new_backfillfull_ratio << dendl; + } + if (osdmap.full_ratio <= 0) { + pending_inc.new_full_ratio = g_conf()->mon_osd_full_ratio; + if (pending_inc.new_full_ratio > 1.0) + pending_inc.new_full_ratio /= 100; + dout(1) << __func__ << " setting full_ratio = " + << pending_inc.new_full_ratio << dendl; + } + if (osdmap.nearfull_ratio <= 0) { + pending_inc.new_nearfull_ratio = g_conf()->mon_osd_nearfull_ratio; + if (pending_inc.new_nearfull_ratio > 1.0) + pending_inc.new_nearfull_ratio /= 100; + dout(1) << __func__ << " setting nearfull_ratio = " + << pending_inc.new_nearfull_ratio << dendl; + } + } + + // Rewrite CRUSH rule IDs if they are using legacy "ruleset" + // structure. + if (osdmap.crush->has_legacy_rule_ids()) { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + // First, for all pools, work out which rule they really used + // by resolving ruleset to rule. + for (const auto &i : osdmap.get_pools()) { + const auto pool_id = i.first; + const auto &pool = i.second; + int new_rule_id = newcrush.find_rule(pool.crush_rule, + pool.type, pool.size); + + dout(1) << __func__ << " rewriting pool " + << osdmap.get_pool_name(pool_id) << " crush ruleset " + << pool.crush_rule << " -> rule id " << new_rule_id << dendl; + if (pending_inc.new_pools.count(pool_id) == 0) { + pending_inc.new_pools[pool_id] = pool; + } + pending_inc.new_pools[pool_id].crush_rule = new_rule_id; + } + + // Now, go ahead and renumber all the rules so that their + // rule_id field corresponds to their position in the array + auto old_to_new = newcrush.renumber_rules(); + dout(1) << __func__ << " Rewrote " << old_to_new << " crush IDs:" << dendl; + for (const auto &i : old_to_new) { + dout(1) << __func__ << " " << i.first << " -> " << i.second << dendl; + } + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + } +} + +creating_pgs_t +OSDMonitor::update_pending_pgs(const OSDMap::Incremental& inc, + const OSDMap& nextmap) +{ + dout(10) << __func__ << dendl; + creating_pgs_t pending_creatings; + { + std::lock_guard<std::mutex> l(creating_pgs_lock); + pending_creatings = creating_pgs; + } + // check for new or old pools + if (pending_creatings.last_scan_epoch < inc.epoch) { + unsigned queued = 0; + queued += scan_for_creating_pgs(osdmap.get_pools(), + inc.old_pools, + inc.modified, + &pending_creatings); + queued += scan_for_creating_pgs(inc.new_pools, + inc.old_pools, + inc.modified, + &pending_creatings); + dout(10) << __func__ << " " << queued << " pools queued" << dendl; + for (auto deleted_pool : inc.old_pools) { + auto removed = pending_creatings.remove_pool(deleted_pool); + dout(10) << __func__ << " " << removed + << " pg removed because containing pool deleted: " + << deleted_pool << dendl; + last_epoch_clean.remove_pool(deleted_pool); + } + // pgmon updates its creating_pgs in check_osd_map() which is called by + // on_active() and check_osd_map() could be delayed if lease expires, so its + // creating_pgs could be stale in comparison with the one of osdmon. let's + // trim them here. otherwise, they will be added back after being erased. + unsigned removed = 0; + for (auto& pg : pending_created_pgs) { + dout(20) << __func__ << " noting created pg " << pg << dendl; + pending_creatings.created_pools.insert(pg.pool()); + removed += pending_creatings.pgs.erase(pg); + } + pending_created_pgs.clear(); + dout(10) << __func__ << " " << removed + << " pgs removed because they're created" << dendl; + pending_creatings.last_scan_epoch = osdmap.get_epoch(); + } + + // filter out any pgs that shouldn't exist. + { + auto i = pending_creatings.pgs.begin(); + while (i != pending_creatings.pgs.end()) { + if (!nextmap.pg_exists(i->first)) { + dout(10) << __func__ << " removing pg " << i->first + << " which should not exist" << dendl; + i = pending_creatings.pgs.erase(i); + } else { + ++i; + } + } + } + + // process queue + unsigned max = std::max<int64_t>(1, g_conf()->mon_osd_max_creating_pgs); + const auto total = pending_creatings.pgs.size(); + while (pending_creatings.pgs.size() < max && + !pending_creatings.queue.empty()) { + auto p = pending_creatings.queue.begin(); + int64_t poolid = p->first; + dout(10) << __func__ << " pool " << poolid + << " created " << p->second.created + << " modified " << p->second.modified + << " [" << p->second.start << "-" << p->second.end << ")" + << dendl; + int64_t n = std::min<int64_t>(max - pending_creatings.pgs.size(), + p->second.end - p->second.start); + ps_t first = p->second.start; + ps_t end = first + n; + for (ps_t ps = first; ps < end; ++ps) { + const pg_t pgid{ps, static_cast<uint64_t>(poolid)}; + // NOTE: use the *current* epoch as the PG creation epoch so that the + // OSD does not have to generate a long set of PastIntervals. + pending_creatings.pgs.emplace( + pgid, + creating_pgs_t::pg_create_info(inc.epoch, + p->second.modified)); + dout(10) << __func__ << " adding " << pgid << dendl; + } + p->second.start = end; + if (p->second.done()) { + dout(10) << __func__ << " done with queue for " << poolid << dendl; + pending_creatings.queue.erase(p); + } else { + dout(10) << __func__ << " pool " << poolid + << " now [" << p->second.start << "-" << p->second.end << ")" + << dendl; + } + } + dout(10) << __func__ << " queue remaining: " << pending_creatings.queue.size() + << " pools" << dendl; + + if (mon.monmap->min_mon_release >= ceph_release_t::octopus) { + // walk creating pgs' history and past_intervals forward + for (auto& i : pending_creatings.pgs) { + // this mirrors PG::start_peering_interval() + pg_t pgid = i.first; + + // this is a bit imprecise, but sufficient? + struct min_size_predicate_t : public IsPGRecoverablePredicate { + const pg_pool_t *pi; + bool operator()(const set<pg_shard_t> &have) const { + return have.size() >= pi->min_size; + } + explicit min_size_predicate_t(const pg_pool_t *i) : pi(i) {} + } min_size_predicate(nextmap.get_pg_pool(pgid.pool())); + + vector<int> up, acting; + int up_primary, acting_primary; + nextmap.pg_to_up_acting_osds( + pgid, &up, &up_primary, &acting, &acting_primary); + if (i.second.history.epoch_created == 0) { + // new pg entry, set it up + i.second.up = up; + i.second.acting = acting; + i.second.up_primary = up_primary; + i.second.acting_primary = acting_primary; + i.second.history = pg_history_t(i.second.create_epoch, + i.second.create_stamp); + dout(10) << __func__ << " pg " << pgid << " just added, " + << " up " << i.second.up + << " p " << i.second.up_primary + << " acting " << i.second.acting + << " p " << i.second.acting_primary + << " history " << i.second.history + << " past_intervals " << i.second.past_intervals + << dendl; + } else { + std::stringstream debug; + if (PastIntervals::check_new_interval( + i.second.acting_primary, acting_primary, + i.second.acting, acting, + i.second.up_primary, up_primary, + i.second.up, up, + i.second.history.same_interval_since, + i.second.history.last_epoch_clean, + &nextmap, + &osdmap, + pgid, + min_size_predicate, + &i.second.past_intervals, + &debug)) { + epoch_t e = inc.epoch; + i.second.history.same_interval_since = e; + if (i.second.up != up) { + i.second.history.same_up_since = e; + } + if (i.second.acting_primary != acting_primary) { + i.second.history.same_primary_since = e; + } + if (pgid.is_split( + osdmap.get_pg_num(pgid.pool()), + nextmap.get_pg_num(pgid.pool()), + nullptr)) { + i.second.history.last_epoch_split = e; + } + dout(10) << __func__ << " pg " << pgid << " new interval," + << " up " << i.second.up << " -> " << up + << " p " << i.second.up_primary << " -> " << up_primary + << " acting " << i.second.acting << " -> " << acting + << " p " << i.second.acting_primary << " -> " + << acting_primary + << " history " << i.second.history + << " past_intervals " << i.second.past_intervals + << dendl; + dout(20) << " debug: " << debug.str() << dendl; + i.second.up = up; + i.second.acting = acting; + i.second.up_primary = up_primary; + i.second.acting_primary = acting_primary; + } + } + } + } + dout(10) << __func__ + << " " << (pending_creatings.pgs.size() - total) + << "/" << pending_creatings.pgs.size() + << " pgs added from queued pools" << dendl; + return pending_creatings; +} + +void OSDMonitor::maybe_prime_pg_temp() +{ + bool all = false; + if (pending_inc.crush.length()) { + dout(10) << __func__ << " new crush map, all" << dendl; + all = true; + } + + if (!pending_inc.new_up_client.empty()) { + dout(10) << __func__ << " new up osds, all" << dendl; + all = true; + } + + // check for interesting OSDs + set<int> osds; + for (auto p = pending_inc.new_state.begin(); + !all && p != pending_inc.new_state.end(); + ++p) { + if ((p->second & CEPH_OSD_UP) && + osdmap.is_up(p->first)) { + osds.insert(p->first); + } + } + for (auto p = pending_inc.new_weight.begin(); + !all && p != pending_inc.new_weight.end(); + ++p) { + if (osdmap.exists(p->first) && p->second < osdmap.get_weight(p->first)) { + // weight reduction + osds.insert(p->first); + } else { + dout(10) << __func__ << " osd." << p->first << " weight increase, all" + << dendl; + all = true; + } + } + + if (!all && osds.empty()) + return; + + if (!all) { + unsigned estimate = + mapping.get_osd_acting_pgs(*osds.begin()).size() * osds.size(); + if (estimate > mapping.get_num_pgs() * + g_conf()->mon_osd_prime_pg_temp_max_estimate) { + dout(10) << __func__ << " estimate " << estimate << " pgs on " + << osds.size() << " osds >= " + << g_conf()->mon_osd_prime_pg_temp_max_estimate << " of total " + << mapping.get_num_pgs() << " pgs, all" + << dendl; + all = true; + } else { + dout(10) << __func__ << " estimate " << estimate << " pgs on " + << osds.size() << " osds" << dendl; + } + } + + OSDMap next; + next.deepish_copy_from(osdmap); + next.apply_incremental(pending_inc); + + if (next.get_pools().empty()) { + dout(10) << __func__ << " no pools, no pg_temp priming" << dendl; + } else if (all) { + PrimeTempJob job(next, this); + mapper.queue(&job, g_conf()->mon_osd_mapping_pgs_per_chunk, {}); + if (job.wait_for(g_conf()->mon_osd_prime_pg_temp_max_time)) { + dout(10) << __func__ << " done in " << job.get_duration() << dendl; + } else { + dout(10) << __func__ << " did not finish in " + << g_conf()->mon_osd_prime_pg_temp_max_time + << ", stopping" << dendl; + job.abort(); + } + } else { + dout(10) << __func__ << " " << osds.size() << " interesting osds" << dendl; + utime_t stop = ceph_clock_now(); + stop += g_conf()->mon_osd_prime_pg_temp_max_time; + const int chunk = 1000; + int n = chunk; + std::unordered_set<pg_t> did_pgs; + for (auto osd : osds) { + auto& pgs = mapping.get_osd_acting_pgs(osd); + dout(20) << __func__ << " osd." << osd << " " << pgs << dendl; + for (auto pgid : pgs) { + if (!did_pgs.insert(pgid).second) { + continue; + } + prime_pg_temp(next, pgid); + if (--n <= 0) { + n = chunk; + if (ceph_clock_now() > stop) { + dout(10) << __func__ << " consumed more than " + << g_conf()->mon_osd_prime_pg_temp_max_time + << " seconds, stopping" + << dendl; + return; + } + } + } + } + } +} + +void OSDMonitor::prime_pg_temp( + const OSDMap& next, + pg_t pgid) +{ + // TODO: remove this creating_pgs direct access? + if (creating_pgs.pgs.count(pgid)) { + return; + } + if (!osdmap.pg_exists(pgid)) { + return; + } + + vector<int> up, acting; + mapping.get(pgid, &up, nullptr, &acting, nullptr); + + vector<int> next_up, next_acting; + int next_up_primary, next_acting_primary; + next.pg_to_up_acting_osds(pgid, &next_up, &next_up_primary, + &next_acting, &next_acting_primary); + if (acting == next_acting && + !(up != acting && next_up == next_acting)) + return; // no change since last epoch + + if (acting.empty()) + return; // if previously empty now we can be no worse off + const pg_pool_t *pool = next.get_pg_pool(pgid.pool()); + if (pool && acting.size() < pool->min_size) + return; // can be no worse off than before + + if (next_up == next_acting) { + acting.clear(); + dout(20) << __func__ << " next_up == next_acting now, clear pg_temp" + << dendl; + } + + dout(20) << __func__ << " " << pgid << " " << up << "/" << acting + << " -> " << next_up << "/" << next_acting + << ", priming " << acting + << dendl; + { + std::lock_guard l(prime_pg_temp_lock); + // do not touch a mapping if a change is pending + pending_inc.new_pg_temp.emplace( + pgid, + mempool::osdmap::vector<int>(acting.begin(), acting.end())); + } +} + +/** + * @note receiving a transaction in this function gives a fair amount of + * freedom to the service implementation if it does need it. It shouldn't. + */ +void OSDMonitor::encode_pending(MonitorDBStore::TransactionRef t) +{ + dout(10) << "encode_pending e " << pending_inc.epoch + << dendl; + + if (do_prune(t)) { + dout(1) << __func__ << " osdmap full prune encoded e" + << pending_inc.epoch << dendl; + } + + // finalize up pending_inc + pending_inc.modified = ceph_clock_now(); + + int r = pending_inc.propagate_base_properties_to_tiers(cct, osdmap); + ceph_assert(r == 0); + + if (mapping_job) { + if (!mapping_job->is_done()) { + dout(1) << __func__ << " skipping prime_pg_temp; mapping job " + << mapping_job.get() << " did not complete, " + << mapping_job->shards << " left" << dendl; + mapping_job->abort(); + } else if (mapping.get_epoch() < osdmap.get_epoch()) { + dout(1) << __func__ << " skipping prime_pg_temp; mapping job " + << mapping_job.get() << " is prior epoch " + << mapping.get_epoch() << dendl; + } else { + if (g_conf()->mon_osd_prime_pg_temp) { + maybe_prime_pg_temp(); + } + } + } else if (g_conf()->mon_osd_prime_pg_temp) { + dout(1) << __func__ << " skipping prime_pg_temp; mapping job did not start" + << dendl; + } + mapping_job.reset(); + + // ensure we don't have blank new_state updates. these are interrpeted as + // CEPH_OSD_UP (and almost certainly not what we want!). + auto p = pending_inc.new_state.begin(); + while (p != pending_inc.new_state.end()) { + if (p->second == 0) { + dout(10) << "new_state for osd." << p->first << " is 0, removing" << dendl; + p = pending_inc.new_state.erase(p); + } else { + if (p->second & CEPH_OSD_UP) { + pending_inc.new_last_up_change = pending_inc.modified; + } + ++p; + } + } + if (!pending_inc.new_up_client.empty()) { + pending_inc.new_last_up_change = pending_inc.modified; + } + for (auto& i : pending_inc.new_weight) { + if (i.first >= osdmap.max_osd) { + if (i.second) { + // new osd is already marked in + pending_inc.new_last_in_change = pending_inc.modified; + break; + } + } else if (!!i.second != !!osdmap.osd_weight[i.first]) { + // existing osd marked in or out + pending_inc.new_last_in_change = pending_inc.modified; + break; + } + } + + { + OSDMap tmp; + tmp.deepish_copy_from(osdmap); + tmp.apply_incremental(pending_inc); + + // clean pg_temp mappings + OSDMap::clean_temps(cct, osdmap, tmp, &pending_inc); + + // clean inappropriate pg_upmap/pg_upmap_items (if any) + { + // check every upmapped pg for now + // until we could reliably identify certain cases to ignore, + // which is obviously the hard part TBD.. + vector<pg_t> pgs_to_check; + tmp.get_upmap_pgs(&pgs_to_check); + if (pgs_to_check.size() < + static_cast<uint64_t>(g_conf()->mon_clean_pg_upmaps_per_chunk * 2)) { + // not enough pgs, do it inline + tmp.clean_pg_upmaps(cct, &pending_inc); + } else { + CleanUpmapJob job(cct, tmp, pending_inc); + mapper.queue(&job, g_conf()->mon_clean_pg_upmaps_per_chunk, pgs_to_check); + job.wait(); + } + } + + // update creating pgs first so that we can remove the created pgid and + // process the pool flag removal below in the same osdmap epoch. + auto pending_creatings = update_pending_pgs(pending_inc, tmp); + bufferlist creatings_bl; + uint64_t features = CEPH_FEATURES_ALL; + if (mon.monmap->min_mon_release < ceph_release_t::octopus) { + dout(20) << __func__ << " encoding pending pgs without octopus features" + << dendl; + features &= ~CEPH_FEATURE_SERVER_OCTOPUS; + } + encode(pending_creatings, creatings_bl, features); + t->put(OSD_PG_CREATING_PREFIX, "creating", creatings_bl); + + // remove any old (or incompat) POOL_CREATING flags + for (auto& i : tmp.get_pools()) { + if (tmp.require_osd_release < ceph_release_t::nautilus) { + // pre-nautilus OSDMaps shouldn't get this flag. + if (pending_inc.new_pools.count(i.first)) { + pending_inc.new_pools[i.first].flags &= ~pg_pool_t::FLAG_CREATING; + } + } + if (i.second.has_flag(pg_pool_t::FLAG_CREATING) && + !pending_creatings.still_creating_pool(i.first)) { + dout(10) << __func__ << " done creating pool " << i.first + << ", clearing CREATING flag" << dendl; + if (pending_inc.new_pools.count(i.first) == 0) { + pending_inc.new_pools[i.first] = i.second; + } + pending_inc.new_pools[i.first].flags &= ~pg_pool_t::FLAG_CREATING; + } + } + + // collect which pools are currently affected by + // the near/backfill/full osd(s), + // and set per-pool near/backfill/full flag instead + set<int64_t> full_pool_ids; + set<int64_t> backfillfull_pool_ids; + set<int64_t> nearfull_pool_ids; + tmp.get_full_pools(cct, + &full_pool_ids, + &backfillfull_pool_ids, + &nearfull_pool_ids); + if (full_pool_ids.empty() || + backfillfull_pool_ids.empty() || + nearfull_pool_ids.empty()) { + // normal case - no nearfull, backfillfull or full osds + // try cancel any improper nearfull/backfillfull/full pool + // flags first + for (auto &pool: tmp.get_pools()) { + auto p = pool.first; + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_NEARFULL) && + nearfull_pool_ids.empty()) { + dout(10) << __func__ << " clearing pool '" << tmp.pool_name[p] + << "'s nearfull flag" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + // load original pool info first! + pending_inc.new_pools[p] = pool.second; + } + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_NEARFULL; + } + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_BACKFILLFULL) && + backfillfull_pool_ids.empty()) { + dout(10) << __func__ << " clearing pool '" << tmp.pool_name[p] + << "'s backfillfull flag" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = pool.second; + } + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_BACKFILLFULL; + } + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL) && + full_pool_ids.empty()) { + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL_QUOTA)) { + // set by EQUOTA, skipping + continue; + } + dout(10) << __func__ << " clearing pool '" << tmp.pool_name[p] + << "'s full flag" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = pool.second; + } + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_FULL; + } + } + } + if (!full_pool_ids.empty()) { + dout(10) << __func__ << " marking pool(s) " << full_pool_ids + << " as full" << dendl; + for (auto &p: full_pool_ids) { + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL)) { + continue; + } + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = tmp.pools[p]; + } + pending_inc.new_pools[p].flags |= pg_pool_t::FLAG_FULL; + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_BACKFILLFULL; + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_NEARFULL; + } + // cancel FLAG_FULL for pools which are no longer full too + for (auto &pool: tmp.get_pools()) { + auto p = pool.first; + if (full_pool_ids.count(p)) { + // skip pools we have just marked as full above + continue; + } + if (!tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL) || + tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL_QUOTA)) { + // don't touch if currently is not full + // or is running out of quota (and hence considered as full) + continue; + } + dout(10) << __func__ << " clearing pool '" << tmp.pool_name[p] + << "'s full flag" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = pool.second; + } + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_FULL; + } + } + if (!backfillfull_pool_ids.empty()) { + for (auto &p: backfillfull_pool_ids) { + if (full_pool_ids.count(p)) { + // skip pools we have already considered as full above + continue; + } + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL_QUOTA)) { + // make sure FLAG_FULL is truly set, so we are safe not + // to set a extra (redundant) FLAG_BACKFILLFULL flag + ceph_assert(tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL)); + continue; + } + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_BACKFILLFULL)) { + // don't bother if pool is already marked as backfillfull + continue; + } + dout(10) << __func__ << " marking pool '" << tmp.pool_name[p] + << "'s as backfillfull" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = tmp.pools[p]; + } + pending_inc.new_pools[p].flags |= pg_pool_t::FLAG_BACKFILLFULL; + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_NEARFULL; + } + // cancel FLAG_BACKFILLFULL for pools + // which are no longer backfillfull too + for (auto &pool: tmp.get_pools()) { + auto p = pool.first; + if (full_pool_ids.count(p) || backfillfull_pool_ids.count(p)) { + // skip pools we have just marked as backfillfull/full above + continue; + } + if (!tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_BACKFILLFULL)) { + // and don't touch if currently is not backfillfull + continue; + } + dout(10) << __func__ << " clearing pool '" << tmp.pool_name[p] + << "'s backfillfull flag" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = pool.second; + } + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_BACKFILLFULL; + } + } + if (!nearfull_pool_ids.empty()) { + for (auto &p: nearfull_pool_ids) { + if (full_pool_ids.count(p) || backfillfull_pool_ids.count(p)) { + continue; + } + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL_QUOTA)) { + // make sure FLAG_FULL is truly set, so we are safe not + // to set a extra (redundant) FLAG_NEARFULL flag + ceph_assert(tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_FULL)); + continue; + } + if (tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_NEARFULL)) { + // don't bother if pool is already marked as nearfull + continue; + } + dout(10) << __func__ << " marking pool '" << tmp.pool_name[p] + << "'s as nearfull" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = tmp.pools[p]; + } + pending_inc.new_pools[p].flags |= pg_pool_t::FLAG_NEARFULL; + } + // cancel FLAG_NEARFULL for pools + // which are no longer nearfull too + for (auto &pool: tmp.get_pools()) { + auto p = pool.first; + if (full_pool_ids.count(p) || + backfillfull_pool_ids.count(p) || + nearfull_pool_ids.count(p)) { + // skip pools we have just marked as + // nearfull/backfillfull/full above + continue; + } + if (!tmp.get_pg_pool(p)->has_flag(pg_pool_t::FLAG_NEARFULL)) { + // and don't touch if currently is not nearfull + continue; + } + dout(10) << __func__ << " clearing pool '" << tmp.pool_name[p] + << "'s nearfull flag" << dendl; + if (pending_inc.new_pools.count(p) == 0) { + pending_inc.new_pools[p] = pool.second; + } + pending_inc.new_pools[p].flags &= ~pg_pool_t::FLAG_NEARFULL; + } + } + + // min_compat_client? + if (!tmp.require_min_compat_client) { + auto mv = tmp.get_min_compat_client(); + dout(1) << __func__ << " setting require_min_compat_client to currently " + << "required " << mv << dendl; + mon.clog->info() << "setting require_min_compat_client to currently " + << "required " << mv; + pending_inc.new_require_min_compat_client = mv; + } + + if (osdmap.require_osd_release < ceph_release_t::nautilus && + tmp.require_osd_release >= ceph_release_t::nautilus) { + dout(10) << __func__ << " first nautilus+ epoch" << dendl; + // add creating flags? + for (auto& i : tmp.get_pools()) { + if (pending_creatings.still_creating_pool(i.first)) { + dout(10) << __func__ << " adding CREATING flag to pool " << i.first + << dendl; + if (pending_inc.new_pools.count(i.first) == 0) { + pending_inc.new_pools[i.first] = i.second; + } + pending_inc.new_pools[i.first].flags |= pg_pool_t::FLAG_CREATING; + } + } + // adjust blocklist items to all be TYPE_ANY + for (auto& i : tmp.blocklist) { + auto a = i.first; + a.set_type(entity_addr_t::TYPE_ANY); + pending_inc.new_blocklist[a] = i.second; + pending_inc.old_blocklist.push_back(i.first); + } + } + + if (osdmap.require_osd_release < ceph_release_t::octopus && + tmp.require_osd_release >= ceph_release_t::octopus) { + dout(10) << __func__ << " first octopus+ epoch" << dendl; + + // adjust obsoleted cache modes + for (auto& [poolid, pi] : tmp.pools) { + if (pi.cache_mode == pg_pool_t::CACHEMODE_FORWARD) { + if (pending_inc.new_pools.count(poolid) == 0) { + pending_inc.new_pools[poolid] = pi; + } + dout(10) << __func__ << " switching pool " << poolid + << " cachemode from forward -> proxy" << dendl; + pending_inc.new_pools[poolid].cache_mode = pg_pool_t::CACHEMODE_PROXY; + } + if (pi.cache_mode == pg_pool_t::CACHEMODE_READFORWARD) { + if (pending_inc.new_pools.count(poolid) == 0) { + pending_inc.new_pools[poolid] = pi; + } + dout(10) << __func__ << " switching pool " << poolid + << " cachemode from readforward -> readproxy" << dendl; + pending_inc.new_pools[poolid].cache_mode = + pg_pool_t::CACHEMODE_READPROXY; + } + } + + // clear removed_snaps for every pool + for (auto& [poolid, pi] : tmp.pools) { + if (pi.removed_snaps.empty()) { + continue; + } + if (pending_inc.new_pools.count(poolid) == 0) { + pending_inc.new_pools[poolid] = pi; + } + dout(10) << __func__ << " clearing pool " << poolid << " removed_snaps" + << dendl; + pending_inc.new_pools[poolid].removed_snaps.clear(); + } + + // create a combined purged snap epoch key for all purged snaps + // prior to this epoch, and store it in the current epoch (i.e., + // the last pre-octopus epoch, just prior to the one we're + // encoding now). + auto it = mon.store->get_iterator(OSD_SNAP_PREFIX); + it->lower_bound("purged_snap_"); + map<int64_t,snap_interval_set_t> combined; + while (it->valid()) { + if (it->key().find("purged_snap_") != 0) { + break; + } + string k = it->key(); + long long unsigned pool; + int n = sscanf(k.c_str(), "purged_snap_%llu_", &pool); + if (n != 1) { + derr << __func__ << " invalid purged_snaps key '" << k << "'" << dendl; + } else { + bufferlist v = it->value(); + auto p = v.cbegin(); + snapid_t begin, end; + ceph::decode(begin, p); + ceph::decode(end, p); + combined[pool].insert(begin, end - begin); + } + it->next(); + } + if (!combined.empty()) { + string k = make_purged_snap_epoch_key(pending_inc.epoch - 1); + bufferlist v; + ceph::encode(combined, v); + t->put(OSD_SNAP_PREFIX, k, v); + dout(10) << __func__ << " recording pre-octopus purged_snaps in epoch " + << (pending_inc.epoch - 1) << ", " << v.length() << " bytes" + << dendl; + } else { + dout(10) << __func__ << " there were no pre-octopus purged snaps" + << dendl; + } + + // clean out the old removed_snap_ and removed_epoch keys + // ('`' is ASCII '_' + 1) + t->erase_range(OSD_SNAP_PREFIX, "removed_snap_", "removed_snap`"); + t->erase_range(OSD_SNAP_PREFIX, "removed_epoch_", "removed_epoch`"); + } + } + + // tell me about it + for (auto i = pending_inc.new_state.begin(); + i != pending_inc.new_state.end(); + ++i) { + int s = i->second ? i->second : CEPH_OSD_UP; + if (s & CEPH_OSD_UP) { + dout(2) << " osd." << i->first << " DOWN" << dendl; + // Reset laggy parameters if failure interval exceeds a threshold. + const osd_xinfo_t& xi = osdmap.get_xinfo(i->first); + if ((xi.laggy_probability || xi.laggy_interval) && xi.down_stamp.sec()) { + int last_failure_interval = pending_inc.modified.sec() - xi.down_stamp.sec(); + if (grace_interval_threshold_exceeded(last_failure_interval)) { + set_default_laggy_params(i->first); + } + } + } + if (s & CEPH_OSD_EXISTS) + dout(2) << " osd." << i->first << " DNE" << dendl; + } + for (auto i = pending_inc.new_up_client.begin(); + i != pending_inc.new_up_client.end(); + ++i) { + //FIXME: insert cluster addresses too + dout(2) << " osd." << i->first << " UP " << i->second << dendl; + } + for (map<int32_t,uint32_t>::iterator i = pending_inc.new_weight.begin(); + i != pending_inc.new_weight.end(); + ++i) { + if (i->second == CEPH_OSD_OUT) { + dout(2) << " osd." << i->first << " OUT" << dendl; + } else if (i->second == CEPH_OSD_IN) { + dout(2) << " osd." << i->first << " IN" << dendl; + } else { + dout(2) << " osd." << i->first << " WEIGHT " << hex << i->second << dec << dendl; + } + } + + // features for osdmap and its incremental + uint64_t features; + + // encode full map and determine its crc + OSDMap tmp; + { + tmp.deepish_copy_from(osdmap); + tmp.apply_incremental(pending_inc); + + // determine appropriate features + features = tmp.get_encoding_features(); + dout(10) << __func__ << " encoding full map with " + << tmp.require_osd_release + << " features " << features << dendl; + + // the features should be a subset of the mon quorum's features! + ceph_assert((features & ~mon.get_quorum_con_features()) == 0); + + bufferlist fullbl; + encode(tmp, fullbl, features | CEPH_FEATURE_RESERVED); + pending_inc.full_crc = tmp.get_crc(); + + // include full map in the txn. note that old monitors will + // overwrite this. new ones will now skip the local full map + // encode and reload from this. + put_version_full(t, pending_inc.epoch, fullbl); + } + + // encode + ceph_assert(get_last_committed() + 1 == pending_inc.epoch); + bufferlist bl; + encode(pending_inc, bl, features | CEPH_FEATURE_RESERVED); + + dout(20) << " full_crc " << tmp.get_crc() + << " inc_crc " << pending_inc.inc_crc << dendl; + + /* put everything in the transaction */ + put_version(t, pending_inc.epoch, bl); + put_last_committed(t, pending_inc.epoch); + + // metadata, too! + for (map<int,bufferlist>::iterator p = pending_metadata.begin(); + p != pending_metadata.end(); + ++p) + t->put(OSD_METADATA_PREFIX, stringify(p->first), p->second); + for (set<int>::iterator p = pending_metadata_rm.begin(); + p != pending_metadata_rm.end(); + ++p) + t->erase(OSD_METADATA_PREFIX, stringify(*p)); + pending_metadata.clear(); + pending_metadata_rm.clear(); + + // purged_snaps + if (tmp.require_osd_release >= ceph_release_t::octopus && + !pending_inc.new_purged_snaps.empty()) { + // all snaps purged this epoch (across all pools) + string k = make_purged_snap_epoch_key(pending_inc.epoch); + bufferlist v; + encode(pending_inc.new_purged_snaps, v); + t->put(OSD_SNAP_PREFIX, k, v); + } + for (auto& i : pending_inc.new_purged_snaps) { + for (auto q = i.second.begin(); + q != i.second.end(); + ++q) { + insert_purged_snap_update(i.first, q.get_start(), q.get_end(), + pending_inc.epoch, + t); + } + } + for (auto& [pool, snaps] : pending_pseudo_purged_snaps) { + for (auto snap : snaps) { + insert_purged_snap_update(pool, snap, snap + 1, + pending_inc.epoch, + t); + } + } + + // health + health_check_map_t next; + tmp.check_health(cct, &next); + encode_health(next, t); +} + +int OSDMonitor::load_metadata(int osd, map<string, string>& m, ostream *err) +{ + bufferlist bl; + int r = mon.store->get(OSD_METADATA_PREFIX, stringify(osd), bl); + if (r < 0) + return r; + try { + auto p = bl.cbegin(); + decode(m, p); + } + catch (ceph::buffer::error& e) { + if (err) + *err << "osd." << osd << " metadata is corrupt"; + return -EIO; + } + return 0; +} + +void OSDMonitor::count_metadata(const string& field, map<string,int> *out) +{ + for (int osd = 0; osd < osdmap.get_max_osd(); ++osd) { + if (osdmap.is_up(osd)) { + map<string,string> meta; + load_metadata(osd, meta, nullptr); + auto p = meta.find(field); + if (p == meta.end()) { + (*out)["unknown"]++; + } else { + (*out)[p->second]++; + } + } + } +} + +void OSDMonitor::count_metadata(const string& field, Formatter *f) +{ + map<string,int> by_val; + count_metadata(field, &by_val); + f->open_object_section(field.c_str()); + for (auto& p : by_val) { + f->dump_int(p.first.c_str(), p.second); + } + f->close_section(); +} + +void OSDMonitor::get_versions(std::map<string, list<string>> &versions) +{ + for (int osd = 0; osd < osdmap.get_max_osd(); ++osd) { + if (osdmap.is_up(osd)) { + map<string,string> meta; + load_metadata(osd, meta, nullptr); + auto p = meta.find("ceph_version_short"); + if (p == meta.end()) continue; + versions[p->second].push_back(string("osd.") + stringify(osd)); + } + } +} + +int OSDMonitor::get_osd_objectstore_type(int osd, string *type) +{ + map<string, string> metadata; + int r = load_metadata(osd, metadata, nullptr); + if (r < 0) + return r; + + auto it = metadata.find("osd_objectstore"); + if (it == metadata.end()) + return -ENOENT; + *type = it->second; + return 0; +} + +bool OSDMonitor::is_pool_currently_all_bluestore(int64_t pool_id, + const pg_pool_t &pool, + ostream *err) +{ + // just check a few pgs for efficiency - this can't give a guarantee anyway, + // since filestore osds could always join the pool later + set<int> checked_osds; + for (unsigned ps = 0; ps < std::min(8u, pool.get_pg_num()); ++ps) { + vector<int> up, acting; + pg_t pgid(ps, pool_id); + osdmap.pg_to_up_acting_osds(pgid, up, acting); + for (int osd : up) { + if (checked_osds.find(osd) != checked_osds.end()) + continue; + string objectstore_type; + int r = get_osd_objectstore_type(osd, &objectstore_type); + // allow with missing metadata, e.g. due to an osd never booting yet + if (r < 0 || objectstore_type == "bluestore") { + checked_osds.insert(osd); + continue; + } + *err << "osd." << osd << " uses " << objectstore_type; + return false; + } + } + return true; +} + +int OSDMonitor::dump_osd_metadata(int osd, Formatter *f, ostream *err) +{ + map<string,string> m; + if (int r = load_metadata(osd, m, err)) + return r; + for (map<string,string>::iterator p = m.begin(); p != m.end(); ++p) + f->dump_string(p->first.c_str(), p->second); + return 0; +} + +void OSDMonitor::print_nodes(Formatter *f) +{ + // group OSDs by their hosts + map<string, list<int> > osds; // hostname => osd + for (int osd = 0; osd < osdmap.get_max_osd(); osd++) { + map<string, string> m; + if (load_metadata(osd, m, NULL)) { + continue; + } + map<string, string>::iterator hostname = m.find("hostname"); + if (hostname == m.end()) { + // not likely though + continue; + } + osds[hostname->second].push_back(osd); + } + + dump_services(f, osds, "osd"); +} + +void OSDMonitor::share_map_with_random_osd() +{ + if (osdmap.get_num_up_osds() == 0) { + dout(10) << __func__ << " no up osds, don't share with anyone" << dendl; + return; + } + + MonSession *s = mon.session_map.get_random_osd_session(&osdmap); + if (!s) { + dout(10) << __func__ << " no up osd on our session map" << dendl; + return; + } + + dout(10) << "committed, telling random " << s->name + << " all about it" << dendl; + + // get feature of the peer + // use quorum_con_features, if it's an anonymous connection. + uint64_t features = s->con_features ? s->con_features : + mon.get_quorum_con_features(); + // whatev, they'll request more if they need it + MOSDMap *m = build_incremental(osdmap.get_epoch() - 1, osdmap.get_epoch(), features); + s->con->send_message(m); + // NOTE: do *not* record osd has up to this epoch (as we do + // elsewhere) as they may still need to request older values. +} + +version_t OSDMonitor::get_trim_to() const +{ + if (mon.get_quorum().empty()) { + dout(10) << __func__ << " quorum not formed, trim_to = 0" << dendl; + return 0; + } + + { + std::lock_guard<std::mutex> l(creating_pgs_lock); + if (!creating_pgs.pgs.empty()) { + dout(10) << __func__ << " pgs creating, trim_to = 0" << dendl; + return 0; + } + } + + if (g_conf().get_val<bool>("mon_debug_block_osdmap_trim")) { + dout(0) << __func__ + << " blocking osdmap trim" + << " ('mon_debug_block_osdmap_trim' set to 'true')" + << " trim_to = 0" << dendl; + return 0; + } + + { + epoch_t floor = get_min_last_epoch_clean(); + dout(10) << " min_last_epoch_clean " << floor << dendl; + if (g_conf()->mon_osd_force_trim_to > 0 && + g_conf()->mon_osd_force_trim_to < (int)get_last_committed()) { + floor = g_conf()->mon_osd_force_trim_to; + dout(10) << __func__ + << " explicit mon_osd_force_trim_to = " << floor << dendl; + } + unsigned min = g_conf()->mon_min_osdmap_epochs; + if (floor + min > get_last_committed()) { + if (min < get_last_committed()) + floor = get_last_committed() - min; + else + floor = 0; + } + if (floor > get_first_committed()) { + dout(10) << __func__ << " trim_to = " << floor << dendl; + return floor; + } + } + dout(10) << __func__ << " trim_to = 0" << dendl; + return 0; +} + +epoch_t OSDMonitor::get_min_last_epoch_clean() const +{ + auto floor = last_epoch_clean.get_lower_bound(osdmap); + // also scan osd epochs + // don't trim past the oldest reported osd epoch + for (auto [osd, epoch] : osd_epochs) { + if (epoch < floor) { + floor = epoch; + } + } + return floor; +} + +void OSDMonitor::encode_trim_extra(MonitorDBStore::TransactionRef tx, + version_t first) +{ + dout(10) << __func__ << " including full map for e " << first << dendl; + bufferlist bl; + get_version_full(first, bl); + put_version_full(tx, first, bl); + + if (has_osdmap_manifest && + first > osdmap_manifest.get_first_pinned()) { + _prune_update_trimmed(tx, first); + } +} + + +/* full osdmap prune + * + * for more information, please refer to doc/dev/mon-osdmap-prune.rst + */ + +void OSDMonitor::load_osdmap_manifest() +{ + bool store_has_manifest = + mon.store->exists(get_service_name(), "osdmap_manifest"); + + if (!store_has_manifest) { + if (!has_osdmap_manifest) { + return; + } + + dout(20) << __func__ + << " dropping osdmap manifest from memory." << dendl; + osdmap_manifest = osdmap_manifest_t(); + has_osdmap_manifest = false; + return; + } + + dout(20) << __func__ + << " osdmap manifest detected in store; reload." << dendl; + + bufferlist manifest_bl; + int r = get_value("osdmap_manifest", manifest_bl); + if (r < 0) { + derr << __func__ << " unable to read osdmap version manifest" << dendl; + ceph_abort_msg("error reading manifest"); + } + osdmap_manifest.decode(manifest_bl); + has_osdmap_manifest = true; + + dout(10) << __func__ << " store osdmap manifest pinned (" + << osdmap_manifest.get_first_pinned() + << " .. " + << osdmap_manifest.get_last_pinned() + << ")" + << dendl; +} + +bool OSDMonitor::should_prune() const +{ + version_t first = get_first_committed(); + version_t last = get_last_committed(); + version_t min_osdmap_epochs = + g_conf().get_val<int64_t>("mon_min_osdmap_epochs"); + version_t prune_min = + g_conf().get_val<uint64_t>("mon_osdmap_full_prune_min"); + version_t prune_interval = + g_conf().get_val<uint64_t>("mon_osdmap_full_prune_interval"); + version_t last_pinned = osdmap_manifest.get_last_pinned(); + version_t last_to_pin = last - min_osdmap_epochs; + + // Make it or break it constraints. + // + // If any of these conditions fails, we will not prune, regardless of + // whether we have an on-disk manifest with an on-going pruning state. + // + if ((last - first) <= min_osdmap_epochs) { + // between the first and last committed epochs, we don't have + // enough epochs to trim, much less to prune. + dout(10) << __func__ + << " currently holding only " << (last - first) + << " epochs (min osdmap epochs: " << min_osdmap_epochs + << "); do not prune." + << dendl; + return false; + + } else if ((last_to_pin - first) < prune_min) { + // between the first committed epoch and the last epoch we would prune, + // we simply don't have enough versions over the minimum to prune maps. + dout(10) << __func__ + << " could only prune " << (last_to_pin - first) + << " epochs (" << first << ".." << last_to_pin << "), which" + " is less than the required minimum (" << prune_min << ")" + << dendl; + return false; + + } else if (has_osdmap_manifest && last_pinned >= last_to_pin) { + dout(10) << __func__ + << " we have pruned as far as we can; do not prune." + << dendl; + return false; + + } else if (last_pinned + prune_interval > last_to_pin) { + dout(10) << __func__ + << " not enough epochs to form an interval (last pinned: " + << last_pinned << ", last to pin: " + << last_to_pin << ", interval: " << prune_interval << ")" + << dendl; + return false; + } + + dout(15) << __func__ + << " should prune (" << last_pinned << ".." << last_to_pin << ")" + << " lc (" << first << ".." << last << ")" + << dendl; + return true; +} + +void OSDMonitor::_prune_update_trimmed( + MonitorDBStore::TransactionRef tx, + version_t first) +{ + dout(10) << __func__ + << " first " << first + << " last_pinned " << osdmap_manifest.get_last_pinned() + << dendl; + + osdmap_manifest_t manifest = osdmap_manifest; + + if (!manifest.is_pinned(first)) { + manifest.pin(first); + } + + set<version_t>::iterator p_end = manifest.pinned.find(first); + set<version_t>::iterator p = manifest.pinned.begin(); + manifest.pinned.erase(p, p_end); + ceph_assert(manifest.get_first_pinned() == first); + + if (manifest.get_last_pinned() == first+1 || + manifest.pinned.size() == 1) { + // we reached the end of the line, as pinned maps go; clean up our + // manifest, and let `should_prune()` decide whether we should prune + // again. + tx->erase(get_service_name(), "osdmap_manifest"); + return; + } + + bufferlist bl; + manifest.encode(bl); + tx->put(get_service_name(), "osdmap_manifest", bl); +} + +void OSDMonitor::prune_init(osdmap_manifest_t& manifest) +{ + dout(1) << __func__ << dendl; + + version_t pin_first; + + // verify constrainsts on stable in-memory state + if (!has_osdmap_manifest) { + // we must have never pruned, OR if we pruned the state must no longer + // be relevant (i.e., the state must have been removed alongside with + // the trim that *must* have removed past the last pinned map in a + // previous prune). + ceph_assert(osdmap_manifest.pinned.empty()); + ceph_assert(!mon.store->exists(get_service_name(), "osdmap_manifest")); + pin_first = get_first_committed(); + + } else { + // we must have pruned in the past AND its state is still relevant + // (i.e., even if we trimmed, we still hold pinned maps in the manifest, + // and thus we still hold a manifest in the store). + ceph_assert(!osdmap_manifest.pinned.empty()); + ceph_assert(osdmap_manifest.get_first_pinned() == get_first_committed()); + ceph_assert(osdmap_manifest.get_last_pinned() < get_last_committed()); + + dout(10) << __func__ + << " first_pinned " << osdmap_manifest.get_first_pinned() + << " last_pinned " << osdmap_manifest.get_last_pinned() + << dendl; + + pin_first = osdmap_manifest.get_last_pinned(); + } + + manifest.pin(pin_first); +} + +bool OSDMonitor::_prune_sanitize_options() const +{ + uint64_t prune_interval = + g_conf().get_val<uint64_t>("mon_osdmap_full_prune_interval"); + uint64_t prune_min = + g_conf().get_val<uint64_t>("mon_osdmap_full_prune_min"); + uint64_t txsize = + g_conf().get_val<uint64_t>("mon_osdmap_full_prune_txsize"); + + bool r = true; + + if (prune_interval == 0) { + derr << __func__ + << " prune is enabled BUT prune interval is zero; abort." + << dendl; + r = false; + } else if (prune_interval == 1) { + derr << __func__ + << " prune interval is equal to one, which essentially means" + " no pruning; abort." + << dendl; + r = false; + } + if (prune_min == 0) { + derr << __func__ + << " prune is enabled BUT prune min is zero; abort." + << dendl; + r = false; + } + if (prune_interval > prune_min) { + derr << __func__ + << " impossible to ascertain proper prune interval because" + << " it is greater than the minimum prune epochs" + << " (min: " << prune_min << ", interval: " << prune_interval << ")" + << dendl; + r = false; + } + + if (txsize < prune_interval - 1) { + derr << __func__ + << " 'mon_osdmap_full_prune_txsize' (" << txsize + << ") < 'mon_osdmap_full_prune_interval-1' (" << prune_interval - 1 + << "); abort." << dendl; + r = false; + } + return r; +} + +bool OSDMonitor::is_prune_enabled() const { + return g_conf().get_val<bool>("mon_osdmap_full_prune_enabled"); +} + +bool OSDMonitor::is_prune_supported() const { + return mon.get_required_mon_features().contains_any( + ceph::features::mon::FEATURE_OSDMAP_PRUNE); +} + +/** do_prune + * + * @returns true if has side-effects; false otherwise. + */ +bool OSDMonitor::do_prune(MonitorDBStore::TransactionRef tx) +{ + bool enabled = is_prune_enabled(); + + dout(1) << __func__ << " osdmap full prune " + << ( enabled ? "enabled" : "disabled") + << dendl; + + if (!enabled || !_prune_sanitize_options() || !should_prune()) { + return false; + } + + // we are beyond the minimum prune versions, we need to remove maps because + // otherwise the store will grow unbounded and we may end up having issues + // with available disk space or store hangs. + + // we will not pin all versions. We will leave a buffer number of versions. + // this allows us the monitor to trim maps without caring too much about + // pinned maps, and then allow us to use another ceph-mon without these + // capabilities, without having to repair the store. + + osdmap_manifest_t manifest = osdmap_manifest; + + version_t first = get_first_committed(); + version_t last = get_last_committed(); + + version_t last_to_pin = last - g_conf()->mon_min_osdmap_epochs; + version_t last_pinned = manifest.get_last_pinned(); + uint64_t prune_interval = + g_conf().get_val<uint64_t>("mon_osdmap_full_prune_interval"); + uint64_t txsize = + g_conf().get_val<uint64_t>("mon_osdmap_full_prune_txsize"); + + prune_init(manifest); + + // we need to get rid of some osdmaps + + dout(5) << __func__ + << " lc (" << first << " .. " << last << ")" + << " last_pinned " << last_pinned + << " interval " << prune_interval + << " last_to_pin " << last_to_pin + << dendl; + + // We will be erasing maps as we go. + // + // We will erase all maps between `last_pinned` and the `next_to_pin`. + // + // If `next_to_pin` happens to be greater than `last_to_pin`, then + // we stop pruning. We could prune the maps between `next_to_pin` and + // `last_to_pin`, but by not doing it we end up with neater pruned + // intervals, aligned with `prune_interval`. Besides, this should not be a + // problem as long as `prune_interval` is set to a sane value, instead of + // hundreds or thousands of maps. + + auto map_exists = [this](version_t v) { + string k = mon.store->combine_strings("full", v); + return mon.store->exists(get_service_name(), k); + }; + + // 'interval' represents the number of maps from the last pinned + // i.e., if we pinned version 1 and have an interval of 10, we're pinning + // version 11 next; all intermediate versions will be removed. + // + // 'txsize' represents the maximum number of versions we'll be removing in + // this iteration. If 'txsize' is large enough to perform multiple passes + // pinning and removing maps, we will do so; if not, we'll do at least one + // pass. We are quite relaxed about honouring 'txsize', but we'll always + // ensure that we never go *over* the maximum. + + // e.g., if we pin 1 and 11, we're removing versions [2..10]; i.e., 9 maps. + uint64_t removal_interval = prune_interval - 1; + + if (txsize < removal_interval) { + dout(5) << __func__ + << " setting txsize to removal interval size (" + << removal_interval << " versions" + << dendl; + txsize = removal_interval; + } + ceph_assert(removal_interval > 0); + + uint64_t num_pruned = 0; + while (num_pruned + removal_interval <= txsize) { + last_pinned = manifest.get_last_pinned(); + + if (last_pinned + prune_interval > last_to_pin) { + break; + } + ceph_assert(last_pinned < last_to_pin); + + version_t next_pinned = last_pinned + prune_interval; + ceph_assert(next_pinned <= last_to_pin); + manifest.pin(next_pinned); + + dout(20) << __func__ + << " last_pinned " << last_pinned + << " next_pinned " << next_pinned + << " num_pruned " << num_pruned + << " removal interval (" << (last_pinned+1) + << ".." << (next_pinned-1) << ")" + << " txsize " << txsize << dendl; + + ceph_assert(map_exists(last_pinned)); + ceph_assert(map_exists(next_pinned)); + + for (version_t v = last_pinned+1; v < next_pinned; ++v) { + ceph_assert(!manifest.is_pinned(v)); + + dout(20) << __func__ << " pruning full osdmap e" << v << dendl; + string full_key = mon.store->combine_strings("full", v); + tx->erase(get_service_name(), full_key); + ++num_pruned; + } + } + + ceph_assert(num_pruned > 0); + + bufferlist bl; + manifest.encode(bl); + tx->put(get_service_name(), "osdmap_manifest", bl); + + return true; +} + + +// ------------- + +bool OSDMonitor::preprocess_query(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + Message *m = op->get_req(); + dout(10) << "preprocess_query " << *m << " from " << m->get_orig_source_inst() << dendl; + + switch (m->get_type()) { + // READs + case MSG_MON_COMMAND: + try { + return preprocess_command(op); + } catch (const bad_cmd_get& e) { + bufferlist bl; + mon.reply_command(op, -EINVAL, e.what(), bl, get_last_committed()); + return true; + } + case CEPH_MSG_MON_GET_OSDMAP: + return preprocess_get_osdmap(op); + + // damp updates + case MSG_OSD_MARK_ME_DOWN: + return preprocess_mark_me_down(op); + case MSG_OSD_MARK_ME_DEAD: + return preprocess_mark_me_dead(op); + case MSG_OSD_FULL: + return preprocess_full(op); + case MSG_OSD_FAILURE: + return preprocess_failure(op); + case MSG_OSD_BOOT: + return preprocess_boot(op); + case MSG_OSD_ALIVE: + return preprocess_alive(op); + case MSG_OSD_PG_CREATED: + return preprocess_pg_created(op); + case MSG_OSD_PG_READY_TO_MERGE: + return preprocess_pg_ready_to_merge(op); + case MSG_OSD_PGTEMP: + return preprocess_pgtemp(op); + case MSG_OSD_BEACON: + return preprocess_beacon(op); + + case CEPH_MSG_POOLOP: + return preprocess_pool_op(op); + + case MSG_REMOVE_SNAPS: + return preprocess_remove_snaps(op); + + case MSG_MON_GET_PURGED_SNAPS: + return preprocess_get_purged_snaps(op); + + default: + ceph_abort(); + return true; + } +} + +bool OSDMonitor::prepare_update(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + Message *m = op->get_req(); + dout(7) << "prepare_update " << *m << " from " << m->get_orig_source_inst() << dendl; + + switch (m->get_type()) { + // damp updates + case MSG_OSD_MARK_ME_DOWN: + return prepare_mark_me_down(op); + case MSG_OSD_MARK_ME_DEAD: + return prepare_mark_me_dead(op); + case MSG_OSD_FULL: + return prepare_full(op); + case MSG_OSD_FAILURE: + return prepare_failure(op); + case MSG_OSD_BOOT: + return prepare_boot(op); + case MSG_OSD_ALIVE: + return prepare_alive(op); + case MSG_OSD_PG_CREATED: + return prepare_pg_created(op); + case MSG_OSD_PGTEMP: + return prepare_pgtemp(op); + case MSG_OSD_PG_READY_TO_MERGE: + return prepare_pg_ready_to_merge(op); + case MSG_OSD_BEACON: + return prepare_beacon(op); + + case MSG_MON_COMMAND: + try { + return prepare_command(op); + } catch (const bad_cmd_get& e) { + bufferlist bl; + mon.reply_command(op, -EINVAL, e.what(), bl, get_last_committed()); + return true; + } + + case CEPH_MSG_POOLOP: + return prepare_pool_op(op); + + case MSG_REMOVE_SNAPS: + return prepare_remove_snaps(op); + + + default: + ceph_abort(); + } + + return false; +} + +bool OSDMonitor::should_propose(double& delay) +{ + dout(10) << "should_propose" << dendl; + + // if full map, propose immediately! any subsequent changes will be clobbered. + if (pending_inc.fullmap.length()) + return true; + + // adjust osd weights? + if (!osd_weight.empty() && + osd_weight.size() == (unsigned)osdmap.get_max_osd()) { + dout(0) << " adjusting osd weights based on " << osd_weight << dendl; + osdmap.adjust_osd_weights(osd_weight, pending_inc); + delay = 0.0; + osd_weight.clear(); + return true; + } + + return PaxosService::should_propose(delay); +} + + + +// --------------------------- +// READs + +bool OSDMonitor::preprocess_get_osdmap(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MMonGetOSDMap>(); + + uint64_t features = mon.get_quorum_con_features(); + if (op->get_session() && op->get_session()->con_features) + features = op->get_session()->con_features; + + dout(10) << __func__ << " " << *m << dendl; + MOSDMap *reply = new MOSDMap(mon.monmap->fsid, features); + epoch_t first = get_first_committed(); + epoch_t last = osdmap.get_epoch(); + int max = g_conf()->osd_map_message_max; + ssize_t max_bytes = g_conf()->osd_map_message_max_bytes; + for (epoch_t e = std::max(first, m->get_full_first()); + e <= std::min(last, m->get_full_last()) && max > 0 && max_bytes > 0; + ++e, --max) { + bufferlist& bl = reply->maps[e]; + int r = get_version_full(e, features, bl); + ceph_assert(r >= 0); + max_bytes -= bl.length(); + } + for (epoch_t e = std::max(first, m->get_inc_first()); + e <= std::min(last, m->get_inc_last()) && max > 0 && max_bytes > 0; + ++e, --max) { + bufferlist& bl = reply->incremental_maps[e]; + int r = get_version(e, features, bl); + ceph_assert(r >= 0); + max_bytes -= bl.length(); + } + reply->oldest_map = first; + reply->newest_map = last; + mon.send_reply(op, reply); + return true; +} + + +// --------------------------- +// UPDATEs + +// failure -- + +bool OSDMonitor::check_source(MonOpRequestRef op, uuid_d fsid) { + // check permissions + MonSession *session = op->get_session(); + if (!session) + return true; + if (!session->is_capable("osd", MON_CAP_X)) { + dout(0) << "got MOSDFailure from entity with insufficient caps " + << session->caps << dendl; + return true; + } + if (fsid != mon.monmap->fsid) { + dout(0) << "check_source: on fsid " << fsid + << " != " << mon.monmap->fsid << dendl; + return true; + } + return false; +} + + +bool OSDMonitor::preprocess_failure(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDFailure>(); + // who is target_osd + int badboy = m->get_target_osd(); + + // check permissions + if (check_source(op, m->fsid)) + goto didit; + + // first, verify the reporting host is valid + if (m->get_orig_source().is_osd()) { + int from = m->get_orig_source().num(); + if (!osdmap.exists(from) || + !osdmap.get_addrs(from).legacy_equals(m->get_orig_source_addrs()) || + (osdmap.is_down(from) && m->if_osd_failed())) { + dout(5) << "preprocess_failure from dead osd." << from + << ", ignoring" << dendl; + send_incremental(op, m->get_epoch()+1); + goto didit; + } + } + + + // weird? + if (osdmap.is_down(badboy)) { + dout(5) << "preprocess_failure dne(/dup?): osd." << m->get_target_osd() + << " " << m->get_target_addrs() + << ", from " << m->get_orig_source() << dendl; + if (m->get_epoch() < osdmap.get_epoch()) + send_incremental(op, m->get_epoch()+1); + goto didit; + } + if (osdmap.get_addrs(badboy) != m->get_target_addrs()) { + dout(5) << "preprocess_failure wrong osd: report osd." << m->get_target_osd() + << " " << m->get_target_addrs() + << " != map's " << osdmap.get_addrs(badboy) + << ", from " << m->get_orig_source() << dendl; + if (m->get_epoch() < osdmap.get_epoch()) + send_incremental(op, m->get_epoch()+1); + goto didit; + } + + // already reported? + if (osdmap.is_down(badboy) || + osdmap.get_up_from(badboy) > m->get_epoch()) { + dout(5) << "preprocess_failure dup/old: osd." << m->get_target_osd() + << " " << m->get_target_addrs() + << ", from " << m->get_orig_source() << dendl; + if (m->get_epoch() < osdmap.get_epoch()) + send_incremental(op, m->get_epoch()+1); + goto didit; + } + + if (!can_mark_down(badboy)) { + dout(5) << "preprocess_failure ignoring report of osd." + << m->get_target_osd() << " " << m->get_target_addrs() + << " from " << m->get_orig_source() << dendl; + goto didit; + } + + dout(10) << "preprocess_failure new: osd." << m->get_target_osd() + << " " << m->get_target_addrs() + << ", from " << m->get_orig_source() << dendl; + return false; + + didit: + mon.no_reply(op); + return true; +} + +class C_AckMarkedDown : public C_MonOp { + OSDMonitor *osdmon; +public: + C_AckMarkedDown( + OSDMonitor *osdmon, + MonOpRequestRef op) + : C_MonOp(op), osdmon(osdmon) {} + + void _finish(int r) override { + if (r == 0) { + auto m = op->get_req<MOSDMarkMeDown>(); + osdmon->mon.send_reply( + op, + new MOSDMarkMeDown( + m->fsid, + m->target_osd, + m->target_addrs, + m->get_epoch(), + false)); // ACK itself does not request an ack + } else if (r == -EAGAIN) { + osdmon->dispatch(op); + } else { + ceph_abort_msgf("C_AckMarkedDown: unknown result %d", r); + } + } + ~C_AckMarkedDown() override { + } +}; + +bool OSDMonitor::preprocess_mark_me_down(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDMarkMeDown>(); + int from = m->target_osd; + + // check permissions + if (check_source(op, m->fsid)) + goto reply; + + // first, verify the reporting host is valid + if (!m->get_orig_source().is_osd()) + goto reply; + + if (!osdmap.exists(from) || + osdmap.is_down(from) || + osdmap.get_addrs(from) != m->target_addrs) { + dout(5) << "preprocess_mark_me_down from dead osd." + << from << ", ignoring" << dendl; + send_incremental(op, m->get_epoch()+1); + goto reply; + } + + // no down might be set + if (!can_mark_down(from)) + goto reply; + + dout(10) << "MOSDMarkMeDown for: " << m->get_orig_source() + << " " << m->target_addrs << dendl; + return false; + + reply: + if (m->request_ack) { + Context *c(new C_AckMarkedDown(this, op)); + c->complete(0); + } + return true; +} + +bool OSDMonitor::prepare_mark_me_down(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDMarkMeDown>(); + int target_osd = m->target_osd; + + ceph_assert(osdmap.is_up(target_osd)); + ceph_assert(osdmap.get_addrs(target_osd) == m->target_addrs); + + mon.clog->info() << "osd." << target_osd << " marked itself " << ((m->down_and_dead) ? "down and dead" : "down"); + pending_inc.new_state[target_osd] = CEPH_OSD_UP; + if (m->down_and_dead) { + if (!pending_inc.new_xinfo.count(target_osd)) { + pending_inc.new_xinfo[target_osd] = osdmap.osd_xinfo[target_osd]; + } + pending_inc.new_xinfo[target_osd].dead_epoch = m->get_epoch(); + } + if (m->request_ack) + wait_for_finished_proposal(op, new C_AckMarkedDown(this, op)); + return true; +} + +bool OSDMonitor::preprocess_mark_me_dead(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDMarkMeDead>(); + int from = m->target_osd; + + // check permissions + if (check_source(op, m->fsid)) { + mon.no_reply(op); + return true; + } + + // first, verify the reporting host is valid + if (!m->get_orig_source().is_osd()) { + mon.no_reply(op); + return true; + } + + if (!osdmap.exists(from) || + !osdmap.is_down(from)) { + dout(5) << __func__ << " from nonexistent or up osd." << from + << ", ignoring" << dendl; + send_incremental(op, m->get_epoch()+1); + mon.no_reply(op); + return true; + } + + return false; +} + +bool OSDMonitor::prepare_mark_me_dead(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDMarkMeDead>(); + int target_osd = m->target_osd; + + ceph_assert(osdmap.is_down(target_osd)); + + mon.clog->info() << "osd." << target_osd << " marked itself dead as of e" + << m->get_epoch(); + if (!pending_inc.new_xinfo.count(target_osd)) { + pending_inc.new_xinfo[target_osd] = osdmap.osd_xinfo[target_osd]; + } + pending_inc.new_xinfo[target_osd].dead_epoch = m->get_epoch(); + wait_for_finished_proposal( + op, + new LambdaContext( + [op, this] (int r) { + if (r >= 0) { + mon.no_reply(op); // ignore on success + } + } + )); + return true; +} + +bool OSDMonitor::can_mark_down(int i) +{ + if (osdmap.is_nodown(i)) { + dout(5) << __func__ << " osd." << i << " is marked as nodown, " + << "will not mark it down" << dendl; + return false; + } + + int num_osds = osdmap.get_num_osds(); + if (num_osds == 0) { + dout(5) << __func__ << " no osds" << dendl; + return false; + } + int up = osdmap.get_num_up_osds() - pending_inc.get_net_marked_down(&osdmap); + float up_ratio = (float)up / (float)num_osds; + if (up_ratio < g_conf()->mon_osd_min_up_ratio) { + dout(2) << __func__ << " current up_ratio " << up_ratio << " < min " + << g_conf()->mon_osd_min_up_ratio + << ", will not mark osd." << i << " down" << dendl; + return false; + } + return true; +} + +bool OSDMonitor::can_mark_up(int i) +{ + if (osdmap.is_noup(i)) { + dout(5) << __func__ << " osd." << i << " is marked as noup, " + << "will not mark it up" << dendl; + return false; + } + + return true; +} + +/** + * @note the parameter @p i apparently only exists here so we can output the + * osd's id on messages. + */ +bool OSDMonitor::can_mark_out(int i) +{ + if (osdmap.is_noout(i)) { + dout(5) << __func__ << " osd." << i << " is marked as noout, " + << "will not mark it out" << dendl; + return false; + } + + int num_osds = osdmap.get_num_osds(); + if (num_osds == 0) { + dout(5) << __func__ << " no osds" << dendl; + return false; + } + int in = osdmap.get_num_in_osds() - pending_inc.get_net_marked_out(&osdmap); + float in_ratio = (float)in / (float)num_osds; + if (in_ratio < g_conf()->mon_osd_min_in_ratio) { + if (i >= 0) + dout(5) << __func__ << " current in_ratio " << in_ratio << " < min " + << g_conf()->mon_osd_min_in_ratio + << ", will not mark osd." << i << " out" << dendl; + else + dout(5) << __func__ << " current in_ratio " << in_ratio << " < min " + << g_conf()->mon_osd_min_in_ratio + << ", will not mark osds out" << dendl; + return false; + } + + return true; +} + +bool OSDMonitor::can_mark_in(int i) +{ + if (osdmap.is_noin(i)) { + dout(5) << __func__ << " osd." << i << " is marked as noin, " + << "will not mark it in" << dendl; + return false; + } + + return true; +} + +bool OSDMonitor::check_failures(utime_t now) +{ + bool found_failure = false; + auto p = failure_info.begin(); + while (p != failure_info.end()) { + auto& [target_osd, fi] = *p; + if (can_mark_down(target_osd) && + check_failure(now, target_osd, fi)) { + found_failure = true; + ++p; + } else if (is_failure_stale(now, fi)) { + dout(10) << " dropping stale failure_info for osd." << target_osd + << " from " << fi.reporters.size() << " reporters" + << dendl; + p = failure_info.erase(p); + } else { + ++p; + } + } + return found_failure; +} + +utime_t OSDMonitor::get_grace_time(utime_t now, + int target_osd, + failure_info_t& fi) const +{ + utime_t orig_grace(g_conf()->osd_heartbeat_grace, 0); + if (!g_conf()->mon_osd_adjust_heartbeat_grace) { + return orig_grace; + } + utime_t grace = orig_grace; + double halflife = (double)g_conf()->mon_osd_laggy_halflife; + double decay_k = ::log(.5) / halflife; + + // scale grace period based on historical probability of 'lagginess' + // (false positive failures due to slowness). + const osd_xinfo_t& xi = osdmap.get_xinfo(target_osd); + const utime_t failed_for = now - fi.get_failed_since(); + double decay = exp((double)failed_for * decay_k); + dout(20) << " halflife " << halflife << " decay_k " << decay_k + << " failed_for " << failed_for << " decay " << decay << dendl; + double my_grace = decay * (double)xi.laggy_interval * xi.laggy_probability; + grace += my_grace; + + // consider the peers reporting a failure a proxy for a potential + // 'subcluster' over the overall cluster that is similarly + // laggy. this is clearly not true in all cases, but will sometimes + // help us localize the grace correction to a subset of the system + // (say, a rack with a bad switch) that is unhappy. + double peer_grace = 0; + for (auto& [reporter, report] : fi.reporters) { + if (osdmap.exists(reporter)) { + const osd_xinfo_t& xi = osdmap.get_xinfo(reporter); + utime_t elapsed = now - xi.down_stamp; + double decay = exp((double)elapsed * decay_k); + peer_grace += decay * (double)xi.laggy_interval * xi.laggy_probability; + } + } + peer_grace /= (double)fi.reporters.size(); + grace += peer_grace; + dout(10) << " osd." << target_osd << " has " + << fi.reporters.size() << " reporters, " + << grace << " grace (" << orig_grace << " + " << my_grace + << " + " << peer_grace << "), max_failed_since " << fi.get_failed_since() + << dendl; + + return grace; +} + +bool OSDMonitor::check_failure(utime_t now, int target_osd, failure_info_t& fi) +{ + // already pending failure? + if (pending_inc.new_state.count(target_osd) && + pending_inc.new_state[target_osd] & CEPH_OSD_UP) { + dout(10) << " already pending failure" << dendl; + return true; + } + + set<string> reporters_by_subtree; + auto reporter_subtree_level = g_conf().get_val<string>("mon_osd_reporter_subtree_level"); + ceph_assert(fi.reporters.size()); + for (auto p = fi.reporters.begin(); p != fi.reporters.end();) { + // get the parent bucket whose type matches with "reporter_subtree_level". + // fall back to OSD if the level doesn't exist. + if (osdmap.exists(p->first)) { + auto reporter_loc = osdmap.crush->get_full_location(p->first); + if (auto iter = reporter_loc.find(reporter_subtree_level); + iter == reporter_loc.end()) { + reporters_by_subtree.insert("osd." + to_string(p->first)); + } else { + reporters_by_subtree.insert(iter->second); + } + ++p; + } else { + fi.cancel_report(p->first);; + p = fi.reporters.erase(p); + } + } + if (reporters_by_subtree.size() < g_conf().get_val<uint64_t>("mon_osd_min_down_reporters")) { + return false; + } + const utime_t failed_for = now - fi.get_failed_since(); + const utime_t grace = get_grace_time(now, target_osd, fi); + if (failed_for >= grace) { + dout(1) << " we have enough reporters to mark osd." << target_osd + << " down" << dendl; + pending_inc.new_state[target_osd] = CEPH_OSD_UP; + + mon.clog->info() << "osd." << target_osd << " failed (" + << osdmap.crush->get_full_location_ordered_string( + target_osd) + << ") (" + << (int)reporters_by_subtree.size() + << " reporters from different " + << reporter_subtree_level << " after " + << failed_for << " >= grace " << grace << ")"; + return true; + } + return false; +} + +bool OSDMonitor::is_failure_stale(utime_t now, failure_info_t& fi) const +{ + // if it takes too long to either cancel the report to mark the osd down, + // some reporters must have failed to cancel their reports. let's just + // forget these reports. + const utime_t failed_for = now - fi.get_failed_since(); + auto heartbeat_grace = cct->_conf.get_val<int64_t>("osd_heartbeat_grace"); + auto heartbeat_stale = cct->_conf.get_val<int64_t>("osd_heartbeat_stale"); + return failed_for >= (heartbeat_grace + heartbeat_stale); +} + +void OSDMonitor::force_failure(int target_osd, int by) +{ + // already pending failure? + if (pending_inc.new_state.count(target_osd) && + pending_inc.new_state[target_osd] & CEPH_OSD_UP) { + dout(10) << " already pending failure" << dendl; + return; + } + + dout(1) << " we're forcing failure of osd." << target_osd << dendl; + pending_inc.new_state[target_osd] = CEPH_OSD_UP; + if (!pending_inc.new_xinfo.count(target_osd)) { + pending_inc.new_xinfo[target_osd] = osdmap.osd_xinfo[target_osd]; + } + pending_inc.new_xinfo[target_osd].dead_epoch = pending_inc.epoch; + + mon.clog->info() << "osd." << target_osd << " failed (" + << osdmap.crush->get_full_location_ordered_string(target_osd) + << ") (connection refused reported by osd." << by << ")"; + return; +} + +bool OSDMonitor::prepare_failure(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDFailure>(); + dout(1) << "prepare_failure osd." << m->get_target_osd() + << " " << m->get_target_addrs() + << " from " << m->get_orig_source() + << " is reporting failure:" << m->if_osd_failed() << dendl; + + int target_osd = m->get_target_osd(); + int reporter = m->get_orig_source().num(); + ceph_assert(osdmap.is_up(target_osd)); + ceph_assert(osdmap.get_addrs(target_osd) == m->get_target_addrs()); + + mon.no_reply(op); + + if (m->if_osd_failed()) { + // calculate failure time + utime_t now = ceph_clock_now(); + utime_t failed_since = + m->get_recv_stamp() - utime_t(m->failed_for, 0); + + // add a report + if (m->is_immediate()) { + mon.clog->debug() << "osd." << m->get_target_osd() + << " reported immediately failed by " + << m->get_orig_source(); + force_failure(target_osd, reporter); + return true; + } + mon.clog->debug() << "osd." << m->get_target_osd() << " reported failed by " + << m->get_orig_source(); + + failure_info_t& fi = failure_info[target_osd]; + fi.add_report(reporter, failed_since, op); + return check_failure(now, target_osd, fi); + } else { + // remove the report + mon.clog->debug() << "osd." << m->get_target_osd() + << " failure report canceled by " + << m->get_orig_source(); + if (failure_info.count(target_osd)) { + failure_info_t& fi = failure_info[target_osd]; + fi.cancel_report(reporter); + if (fi.reporters.empty()) { + dout(10) << " removing last failure_info for osd." << target_osd + << dendl; + failure_info.erase(target_osd); + } else { + dout(10) << " failure_info for osd." << target_osd << " now " + << fi.reporters.size() << " reporters" << dendl; + } + } else { + dout(10) << " no failure_info for osd." << target_osd << dendl; + } + } + + return false; +} + +void OSDMonitor::process_failures() +{ + map<int,failure_info_t>::iterator p = failure_info.begin(); + while (p != failure_info.end()) { + if (osdmap.is_up(p->first)) { + ++p; + } else { + dout(10) << "process_failures osd." << p->first << dendl; + list<MonOpRequestRef> ls; + p->second.take_report_messages(ls); + failure_info.erase(p++); + + while (!ls.empty()) { + MonOpRequestRef o = ls.front(); + if (o) { + o->mark_event(__func__); + MOSDFailure *m = o->get_req<MOSDFailure>(); + send_latest(o, m->get_epoch()); + mon.no_reply(o); + } + ls.pop_front(); + } + } + } +} + +void OSDMonitor::take_all_failures(list<MonOpRequestRef>& ls) +{ + dout(10) << __func__ << " on " << failure_info.size() << " osds" << dendl; + + for (map<int,failure_info_t>::iterator p = failure_info.begin(); + p != failure_info.end(); + ++p) { + p->second.take_report_messages(ls); + } + failure_info.clear(); +} + +int OSDMonitor::get_grace_interval_threshold() +{ + int halflife = g_conf()->mon_osd_laggy_halflife; + // Scale the halflife period (default: 1_hr) by + // a factor (48) to calculate the threshold. + int grace_threshold_factor = 48; + return halflife * grace_threshold_factor; +} + +bool OSDMonitor::grace_interval_threshold_exceeded(int last_failed_interval) +{ + int grace_interval_threshold_secs = get_grace_interval_threshold(); + if (last_failed_interval > grace_interval_threshold_secs) { + dout(1) << " last_failed_interval " << last_failed_interval + << " > grace_interval_threshold_secs " << grace_interval_threshold_secs + << dendl; + return true; + } + return false; +} + +void OSDMonitor::set_default_laggy_params(int target_osd) +{ + if (pending_inc.new_xinfo.count(target_osd) == 0) { + pending_inc.new_xinfo[target_osd] = osdmap.osd_xinfo[target_osd]; + } + osd_xinfo_t& xi = pending_inc.new_xinfo[target_osd]; + xi.down_stamp = pending_inc.modified; + xi.laggy_probability = 0.0; + xi.laggy_interval = 0; + dout(20) << __func__ << " reset laggy, now xi " << xi << dendl; +} + + +// boot -- + +bool OSDMonitor::preprocess_boot(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDBoot>(); + int from = m->get_orig_source_inst().name.num(); + + // check permissions, ignore if failed (no response expected) + MonSession *session = op->get_session(); + if (!session) + goto ignore; + if (!session->is_capable("osd", MON_CAP_X)) { + dout(0) << "got preprocess_boot message from entity with insufficient caps" + << session->caps << dendl; + goto ignore; + } + + if (m->sb.cluster_fsid != mon.monmap->fsid) { + dout(0) << "preprocess_boot on fsid " << m->sb.cluster_fsid + << " != " << mon.monmap->fsid << dendl; + goto ignore; + } + + if (m->get_orig_source_inst().addr.is_blank_ip()) { + dout(0) << "preprocess_boot got blank addr for " << m->get_orig_source_inst() << dendl; + goto ignore; + } + + ceph_assert(m->get_orig_source_inst().name.is_osd()); + + // force all osds to have gone through luminous prior to upgrade to nautilus + { + vector<string> missing; + if (!HAVE_FEATURE(m->osd_features, SERVER_LUMINOUS)) { + missing.push_back("CEPH_FEATURE_SERVER_LUMINOUS"); + } + if (!HAVE_FEATURE(m->osd_features, SERVER_JEWEL)) { + missing.push_back("CEPH_FEATURE_SERVER_JEWEL"); + } + if (!HAVE_FEATURE(m->osd_features, SERVER_KRAKEN)) { + missing.push_back("CEPH_FEATURE_SERVER_KRAKEN"); + } + if (!HAVE_FEATURE(m->osd_features, OSD_RECOVERY_DELETES)) { + missing.push_back("CEPH_FEATURE_OSD_RECOVERY_DELETES"); + } + + if (!missing.empty()) { + using std::experimental::make_ostream_joiner; + + stringstream ss; + copy(begin(missing), end(missing), make_ostream_joiner(ss, ";")); + + mon.clog->info() << "disallowing boot of OSD " + << m->get_orig_source_inst() + << " because the osd lacks " << ss.str(); + goto ignore; + } + } + + // make sure osd versions do not span more than 3 releases + if (HAVE_FEATURE(m->osd_features, SERVER_OCTOPUS) && + osdmap.require_osd_release < ceph_release_t::mimic) { + mon.clog->info() << "disallowing boot of octopus+ OSD " + << m->get_orig_source_inst() + << " because require_osd_release < mimic"; + goto ignore; + } + if (HAVE_FEATURE(m->osd_features, SERVER_PACIFIC) && + osdmap.require_osd_release < ceph_release_t::nautilus) { + mon.clog->info() << "disallowing boot of pacific+ OSD " + << m->get_orig_source_inst() + << " because require_osd_release < nautilus"; + goto ignore; + } + + // The release check here is required because for OSD_PGLOG_HARDLIMIT, + // we are reusing a jewel feature bit that was retired in luminous. + if (osdmap.require_osd_release >= ceph_release_t::luminous && + osdmap.test_flag(CEPH_OSDMAP_PGLOG_HARDLIMIT) && + !(m->osd_features & CEPH_FEATURE_OSD_PGLOG_HARDLIMIT)) { + mon.clog->info() << "disallowing boot of OSD " + << m->get_orig_source_inst() + << " because 'pglog_hardlimit' osdmap flag is set and OSD lacks the OSD_PGLOG_HARDLIMIT feature"; + goto ignore; + } + + if (osdmap.stretch_mode_enabled && + !(m->osd_features & CEPH_FEATUREMASK_STRETCH_MODE)) { + mon.clog->info() << "disallowing boot of OSD " + << m->get_orig_source_inst() + << " because stretch mode is on and OSD lacks support"; + goto ignore; + } + + // already booted? + if (osdmap.is_up(from) && + osdmap.get_addrs(from).legacy_equals(m->get_orig_source_addrs()) && + osdmap.get_cluster_addrs(from).legacy_equals(m->cluster_addrs)) { + // yup. + dout(7) << "preprocess_boot dup from " << m->get_orig_source() + << " " << m->get_orig_source_addrs() + << " =~ " << osdmap.get_addrs(from) << dendl; + _booted(op, false); + return true; + } + + if (osdmap.exists(from) && + !osdmap.get_uuid(from).is_zero() && + osdmap.get_uuid(from) != m->sb.osd_fsid) { + dout(7) << __func__ << " from " << m->get_orig_source_inst() + << " clashes with existing osd: different fsid" + << " (ours: " << osdmap.get_uuid(from) + << " ; theirs: " << m->sb.osd_fsid << ")" << dendl; + goto ignore; + } + + if (osdmap.exists(from) && + osdmap.get_info(from).up_from > m->version && + osdmap.get_most_recent_addrs(from).legacy_equals( + m->get_orig_source_addrs())) { + dout(7) << "prepare_boot msg from before last up_from, ignoring" << dendl; + send_latest(op, m->sb.current_epoch+1); + return true; + } + + // noup? + if (!can_mark_up(from)) { + dout(7) << "preprocess_boot ignoring boot from " << m->get_orig_source_inst() << dendl; + send_latest(op, m->sb.current_epoch+1); + return true; + } + + dout(10) << "preprocess_boot from " << m->get_orig_source_inst() << dendl; + return false; + + ignore: + return true; +} + +bool OSDMonitor::prepare_boot(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDBoot>(); + dout(7) << __func__ << " from " << m->get_source() + << " sb " << m->sb + << " client_addrs" << m->get_connection()->get_peer_addrs() + << " cluster_addrs " << m->cluster_addrs + << " hb_back_addrs " << m->hb_back_addrs + << " hb_front_addrs " << m->hb_front_addrs + << dendl; + + ceph_assert(m->get_orig_source().is_osd()); + int from = m->get_orig_source().num(); + + // does this osd exist? + if (from >= osdmap.get_max_osd()) { + dout(1) << "boot from osd." << from << " >= max_osd " + << osdmap.get_max_osd() << dendl; + return false; + } + + int oldstate = osdmap.exists(from) ? osdmap.get_state(from) : CEPH_OSD_NEW; + if (pending_inc.new_state.count(from)) + oldstate ^= pending_inc.new_state[from]; + + // already up? mark down first? + if (osdmap.is_up(from)) { + dout(7) << __func__ << " was up, first marking down osd." << from << " " + << osdmap.get_addrs(from) << dendl; + // preprocess should have caught these; if not, assert. + ceph_assert(!osdmap.get_addrs(from).legacy_equals( + m->get_orig_source_addrs()) || + !osdmap.get_cluster_addrs(from).legacy_equals(m->cluster_addrs)); + ceph_assert(osdmap.get_uuid(from) == m->sb.osd_fsid); + + if (pending_inc.new_state.count(from) == 0 || + (pending_inc.new_state[from] & CEPH_OSD_UP) == 0) { + // mark previous guy down + pending_inc.new_state[from] = CEPH_OSD_UP; + } + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + } else if (pending_inc.new_up_client.count(from)) { + // already prepared, just wait + dout(7) << __func__ << " already prepared, waiting on " + << m->get_orig_source_addr() << dendl; + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + } else { + // mark new guy up. + pending_inc.new_up_client[from] = m->get_orig_source_addrs(); + pending_inc.new_up_cluster[from] = m->cluster_addrs; + pending_inc.new_hb_back_up[from] = m->hb_back_addrs; + pending_inc.new_hb_front_up[from] = m->hb_front_addrs; + + down_pending_out.erase(from); // if any + + if (m->sb.weight) + osd_weight[from] = m->sb.weight; + + // set uuid? + dout(10) << " setting osd." << from << " uuid to " << m->sb.osd_fsid + << dendl; + if (!osdmap.exists(from) || osdmap.get_uuid(from) != m->sb.osd_fsid) { + // preprocess should have caught this; if not, assert. + ceph_assert(!osdmap.exists(from) || osdmap.get_uuid(from).is_zero()); + pending_inc.new_uuid[from] = m->sb.osd_fsid; + } + + // fresh osd? + if (m->sb.newest_map == 0 && osdmap.exists(from)) { + const osd_info_t& i = osdmap.get_info(from); + if (i.up_from > i.lost_at) { + dout(10) << " fresh osd; marking lost_at too" << dendl; + pending_inc.new_lost[from] = osdmap.get_epoch(); + } + } + + // metadata + bufferlist osd_metadata; + encode(m->metadata, osd_metadata); + pending_metadata[from] = osd_metadata; + pending_metadata_rm.erase(from); + + // adjust last clean unmount epoch? + const osd_info_t& info = osdmap.get_info(from); + dout(10) << " old osd_info: " << info << dendl; + if (m->sb.mounted > info.last_clean_begin || + (m->sb.mounted == info.last_clean_begin && + m->sb.clean_thru > info.last_clean_end)) { + epoch_t begin = m->sb.mounted; + epoch_t end = m->sb.clean_thru; + + dout(10) << __func__ << " osd." << from << " last_clean_interval " + << "[" << info.last_clean_begin << "," << info.last_clean_end + << ") -> [" << begin << "-" << end << ")" + << dendl; + pending_inc.new_last_clean_interval[from] = + pair<epoch_t,epoch_t>(begin, end); + } + + if (pending_inc.new_xinfo.count(from) == 0) + pending_inc.new_xinfo[from] = osdmap.osd_xinfo[from]; + osd_xinfo_t& xi = pending_inc.new_xinfo[from]; + if (m->boot_epoch == 0) { + xi.laggy_probability *= (1.0 - g_conf()->mon_osd_laggy_weight); + xi.laggy_interval *= (1.0 - g_conf()->mon_osd_laggy_weight); + dout(10) << " not laggy, new xi " << xi << dendl; + } else { + if (xi.down_stamp.sec()) { + int interval = ceph_clock_now().sec() - + xi.down_stamp.sec(); + if (g_conf()->mon_osd_laggy_max_interval && + (interval > g_conf()->mon_osd_laggy_max_interval)) { + interval = g_conf()->mon_osd_laggy_max_interval; + } + xi.laggy_interval = + interval * g_conf()->mon_osd_laggy_weight + + xi.laggy_interval * (1.0 - g_conf()->mon_osd_laggy_weight); + } + xi.laggy_probability = + g_conf()->mon_osd_laggy_weight + + xi.laggy_probability * (1.0 - g_conf()->mon_osd_laggy_weight); + dout(10) << " laggy, now xi " << xi << dendl; + } + + // set features shared by the osd + if (m->osd_features) + xi.features = m->osd_features; + else + xi.features = m->get_connection()->get_features(); + + // mark in? + if ((g_conf()->mon_osd_auto_mark_auto_out_in && + (oldstate & CEPH_OSD_AUTOOUT)) || + (g_conf()->mon_osd_auto_mark_new_in && (oldstate & CEPH_OSD_NEW)) || + (g_conf()->mon_osd_auto_mark_in)) { + if (can_mark_in(from)) { + if (xi.old_weight > 0) { + pending_inc.new_weight[from] = xi.old_weight; + xi.old_weight = 0; + } else { + pending_inc.new_weight[from] = CEPH_OSD_IN; + } + } else { + dout(7) << __func__ << " NOIN set, will not mark in " + << m->get_orig_source_addr() << dendl; + } + } + + // wait + wait_for_finished_proposal(op, new C_Booted(this, op)); + } + return true; +} + +void OSDMonitor::_booted(MonOpRequestRef op, bool logit) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDBoot>(); + dout(7) << "_booted " << m->get_orig_source_inst() + << " w " << m->sb.weight << " from " << m->sb.current_epoch << dendl; + + if (logit) { + mon.clog->info() << m->get_source() << " " << m->get_orig_source_addrs() + << " boot"; + } + + send_latest(op, m->sb.current_epoch+1); +} + + +// ------------- +// full + +bool OSDMonitor::preprocess_full(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDFull>(); + int from = m->get_orig_source().num(); + set<string> state; + unsigned mask = CEPH_OSD_NEARFULL | CEPH_OSD_BACKFILLFULL | CEPH_OSD_FULL; + + // check permissions, ignore if failed + MonSession *session = op->get_session(); + if (!session) + goto ignore; + if (!session->is_capable("osd", MON_CAP_X)) { + dout(0) << "MOSDFull from entity with insufficient privileges:" + << session->caps << dendl; + goto ignore; + } + + // ignore a full message from the osd instance that already went down + if (!osdmap.exists(from)) { + dout(7) << __func__ << " ignoring full message from nonexistent " + << m->get_orig_source_inst() << dendl; + goto ignore; + } + if ((!osdmap.is_up(from) && + osdmap.get_most_recent_addrs(from).legacy_equals( + m->get_orig_source_addrs())) || + (osdmap.is_up(from) && + !osdmap.get_addrs(from).legacy_equals(m->get_orig_source_addrs()))) { + dout(7) << __func__ << " ignoring full message from down " + << m->get_orig_source_inst() << dendl; + goto ignore; + } + + OSDMap::calc_state_set(osdmap.get_state(from), state); + + if ((osdmap.get_state(from) & mask) == m->state) { + dout(7) << __func__ << " state already " << state << " for osd." << from + << " " << m->get_orig_source_inst() << dendl; + _reply_map(op, m->version); + goto ignore; + } + + dout(10) << __func__ << " want state " << state << " for osd." << from + << " " << m->get_orig_source_inst() << dendl; + return false; + + ignore: + return true; +} + +bool OSDMonitor::prepare_full(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDFull>(); + const int from = m->get_orig_source().num(); + + const unsigned mask = CEPH_OSD_NEARFULL | CEPH_OSD_BACKFILLFULL | CEPH_OSD_FULL; + const unsigned want_state = m->state & mask; // safety first + + unsigned cur_state = osdmap.get_state(from); + auto p = pending_inc.new_state.find(from); + if (p != pending_inc.new_state.end()) { + cur_state ^= p->second; + } + cur_state &= mask; + + set<string> want_state_set, cur_state_set; + OSDMap::calc_state_set(want_state, want_state_set); + OSDMap::calc_state_set(cur_state, cur_state_set); + + if (cur_state != want_state) { + if (p != pending_inc.new_state.end()) { + p->second &= ~mask; + } else { + pending_inc.new_state[from] = 0; + } + pending_inc.new_state[from] |= (osdmap.get_state(from) & mask) ^ want_state; + dout(7) << __func__ << " osd." << from << " " << cur_state_set + << " -> " << want_state_set << dendl; + } else { + dout(7) << __func__ << " osd." << from << " " << cur_state_set + << " = wanted " << want_state_set << ", just waiting" << dendl; + } + + wait_for_finished_proposal(op, new C_ReplyMap(this, op, m->version)); + return true; +} + +// ------------- +// alive + +bool OSDMonitor::preprocess_alive(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDAlive>(); + int from = m->get_orig_source().num(); + + // check permissions, ignore if failed + MonSession *session = op->get_session(); + if (!session) + goto ignore; + if (!session->is_capable("osd", MON_CAP_X)) { + dout(0) << "attempt to send MOSDAlive from entity with insufficient privileges:" + << session->caps << dendl; + goto ignore; + } + + if (!osdmap.is_up(from) || + !osdmap.get_addrs(from).legacy_equals(m->get_orig_source_addrs())) { + dout(7) << "preprocess_alive ignoring alive message from down " + << m->get_orig_source() << " " << m->get_orig_source_addrs() + << dendl; + goto ignore; + } + + if (osdmap.get_up_thru(from) >= m->want) { + // yup. + dout(7) << "preprocess_alive want up_thru " << m->want << " dup from " << m->get_orig_source_inst() << dendl; + _reply_map(op, m->version); + return true; + } + + dout(10) << "preprocess_alive want up_thru " << m->want + << " from " << m->get_orig_source_inst() << dendl; + return false; + + ignore: + return true; +} + +bool OSDMonitor::prepare_alive(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDAlive>(); + int from = m->get_orig_source().num(); + + if (0) { // we probably don't care much about these + mon.clog->debug() << m->get_orig_source_inst() << " alive"; + } + + dout(7) << "prepare_alive want up_thru " << m->want << " have " << m->version + << " from " << m->get_orig_source_inst() << dendl; + + update_up_thru(from, m->version); // set to the latest map the OSD has + wait_for_finished_proposal(op, new C_ReplyMap(this, op, m->version)); + return true; +} + +void OSDMonitor::_reply_map(MonOpRequestRef op, epoch_t e) +{ + op->mark_osdmon_event(__func__); + dout(7) << "_reply_map " << e + << " from " << op->get_req()->get_orig_source_inst() + << dendl; + send_latest(op, e); +} + +// pg_created +bool OSDMonitor::preprocess_pg_created(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDPGCreated>(); + dout(10) << __func__ << " " << *m << dendl; + auto session = op->get_session(); + mon.no_reply(op); + if (!session) { + dout(10) << __func__ << ": no monitor session!" << dendl; + return true; + } + if (!session->is_capable("osd", MON_CAP_X)) { + derr << __func__ << " received from entity " + << "with insufficient privileges " << session->caps << dendl; + return true; + } + // always forward the "created!" to the leader + return false; +} + +bool OSDMonitor::prepare_pg_created(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDPGCreated>(); + dout(10) << __func__ << " " << *m << dendl; + auto src = m->get_orig_source(); + auto from = src.num(); + if (!src.is_osd() || + !mon.osdmon()->osdmap.is_up(from) || + !mon.osdmon()->osdmap.get_addrs(from).legacy_equals( + m->get_orig_source_addrs())) { + dout(1) << __func__ << " ignoring stats from non-active osd." << dendl; + return false; + } + pending_created_pgs.push_back(m->pgid); + return true; +} + +bool OSDMonitor::preprocess_pg_ready_to_merge(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDPGReadyToMerge>(); + dout(10) << __func__ << " " << *m << dendl; + const pg_pool_t *pi; + auto session = op->get_session(); + if (!session) { + dout(10) << __func__ << ": no monitor session!" << dendl; + goto ignore; + } + if (!session->is_capable("osd", MON_CAP_X)) { + derr << __func__ << " received from entity " + << "with insufficient privileges " << session->caps << dendl; + goto ignore; + } + pi = osdmap.get_pg_pool(m->pgid.pool()); + if (!pi) { + derr << __func__ << " pool for " << m->pgid << " dne" << dendl; + goto ignore; + } + if (pi->get_pg_num() <= m->pgid.ps()) { + dout(20) << " pg_num " << pi->get_pg_num() << " already < " << m->pgid << dendl; + goto ignore; + } + if (pi->get_pg_num() != m->pgid.ps() + 1) { + derr << " OSD trying to merge wrong pgid " << m->pgid << dendl; + goto ignore; + } + if (pi->get_pg_num_pending() > m->pgid.ps()) { + dout(20) << " pg_num_pending " << pi->get_pg_num_pending() << " > " << m->pgid << dendl; + goto ignore; + } + return false; + + ignore: + mon.no_reply(op); + return true; +} + +bool OSDMonitor::prepare_pg_ready_to_merge(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDPGReadyToMerge>(); + dout(10) << __func__ << " " << *m << dendl; + pg_pool_t p; + if (pending_inc.new_pools.count(m->pgid.pool())) + p = pending_inc.new_pools[m->pgid.pool()]; + else + p = *osdmap.get_pg_pool(m->pgid.pool()); + if (p.get_pg_num() != m->pgid.ps() + 1 || + p.get_pg_num_pending() > m->pgid.ps()) { + dout(10) << __func__ + << " race with concurrent pg_num[_pending] update, will retry" + << dendl; + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + + if (m->ready) { + p.dec_pg_num(m->pgid, + pending_inc.epoch, + m->source_version, + m->target_version, + m->last_epoch_started, + m->last_epoch_clean); + p.last_change = pending_inc.epoch; + } else { + // back off the merge attempt! + p.set_pg_num_pending(p.get_pg_num()); + } + + // force pre-nautilus clients to resend their ops, since they + // don't understand pg_num_pending changes form a new interval + p.last_force_op_resend_prenautilus = pending_inc.epoch; + + pending_inc.new_pools[m->pgid.pool()] = p; + + auto prob = g_conf().get_val<double>("mon_inject_pg_merge_bounce_probability"); + if (m->ready && + prob > 0 && + prob > (double)(rand() % 1000)/1000.0) { + derr << __func__ << " injecting pg merge pg_num bounce" << dendl; + auto n = new MMonCommand(mon.monmap->get_fsid()); + n->set_connection(m->get_connection()); + n->cmd = { "{\"prefix\":\"osd pool set\", \"pool\": \"" + + osdmap.get_pool_name(m->pgid.pool()) + + "\", \"var\": \"pg_num_actual\", \"val\": \"" + + stringify(m->pgid.ps() + 1) + "\"}" }; + MonOpRequestRef nop = mon.op_tracker.create_request<MonOpRequest>(n); + nop->set_type_service(); + wait_for_finished_proposal(op, new C_RetryMessage(this, nop)); + } else { + wait_for_finished_proposal(op, new C_ReplyMap(this, op, m->version)); + } + return true; +} + + +// ------------- +// pg_temp changes + +bool OSDMonitor::preprocess_pgtemp(MonOpRequestRef op) +{ + auto m = op->get_req<MOSDPGTemp>(); + dout(10) << "preprocess_pgtemp " << *m << dendl; + mempool::osdmap::vector<int> empty; + int from = m->get_orig_source().num(); + size_t ignore_cnt = 0; + + // check caps + MonSession *session = op->get_session(); + if (!session) + goto ignore; + if (!session->is_capable("osd", MON_CAP_X)) { + dout(0) << "attempt to send MOSDPGTemp from entity with insufficient caps " + << session->caps << dendl; + goto ignore; + } + + if (!osdmap.is_up(from) || + !osdmap.get_addrs(from).legacy_equals(m->get_orig_source_addrs())) { + dout(7) << "ignoring pgtemp message from down " + << m->get_orig_source() << " " << m->get_orig_source_addrs() + << dendl; + goto ignore; + } + + if (m->forced) { + return false; + } + + for (auto p = m->pg_temp.begin(); p != m->pg_temp.end(); ++p) { + dout(20) << " " << p->first + << (osdmap.pg_temp->count(p->first) ? osdmap.pg_temp->get(p->first) : empty) + << " -> " << p->second << dendl; + + // does the pool exist? + if (!osdmap.have_pg_pool(p->first.pool())) { + /* + * 1. If the osdmap does not have the pool, it means the pool has been + * removed in-between the osd sending this message and us handling it. + * 2. If osdmap doesn't have the pool, it is safe to assume the pool does + * not exist in the pending either, as the osds would not send a + * message about a pool they know nothing about (yet). + * 3. However, if the pool does exist in the pending, then it must be a + * new pool, and not relevant to this message (see 1). + */ + dout(10) << __func__ << " ignore " << p->first << " -> " << p->second + << ": pool has been removed" << dendl; + ignore_cnt++; + continue; + } + + int acting_primary = -1; + osdmap.pg_to_up_acting_osds( + p->first, nullptr, nullptr, nullptr, &acting_primary); + if (acting_primary != from) { + /* If the source isn't the primary based on the current osdmap, we know + * that the interval changed and that we can discard this message. + * Indeed, we must do so to avoid 16127 since we can't otherwise determine + * which of two pg temp mappings on the same pg is more recent. + */ + dout(10) << __func__ << " ignore " << p->first << " -> " << p->second + << ": primary has changed" << dendl; + ignore_cnt++; + continue; + } + + // removal? + if (p->second.empty() && (osdmap.pg_temp->count(p->first) || + osdmap.primary_temp->count(p->first))) + return false; + // change? + // NOTE: we assume that this will clear pg_primary, so consider + // an existing pg_primary field to imply a change + if (p->second.size() && + (osdmap.pg_temp->count(p->first) == 0 || + osdmap.pg_temp->get(p->first) != p->second || + osdmap.primary_temp->count(p->first))) + return false; + } + + // should we ignore all the pgs? + if (ignore_cnt == m->pg_temp.size()) + goto ignore; + + dout(7) << "preprocess_pgtemp e" << m->map_epoch << " no changes from " << m->get_orig_source_inst() << dendl; + _reply_map(op, m->map_epoch); + return true; + + ignore: + mon.no_reply(op); + return true; +} + +void OSDMonitor::update_up_thru(int from, epoch_t up_thru) +{ + epoch_t old_up_thru = osdmap.get_up_thru(from); + auto ut = pending_inc.new_up_thru.find(from); + if (ut != pending_inc.new_up_thru.end()) { + old_up_thru = ut->second; + } + if (up_thru > old_up_thru) { + // set up_thru too, so the osd doesn't have to ask again + pending_inc.new_up_thru[from] = up_thru; + } +} + +bool OSDMonitor::prepare_pgtemp(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MOSDPGTemp>(); + int from = m->get_orig_source().num(); + dout(7) << "prepare_pgtemp e" << m->map_epoch << " from " << m->get_orig_source_inst() << dendl; + for (map<pg_t,vector<int32_t> >::iterator p = m->pg_temp.begin(); p != m->pg_temp.end(); ++p) { + uint64_t pool = p->first.pool(); + if (pending_inc.old_pools.count(pool)) { + dout(10) << __func__ << " ignore " << p->first << " -> " << p->second + << ": pool pending removal" << dendl; + continue; + } + if (!osdmap.have_pg_pool(pool)) { + dout(10) << __func__ << " ignore " << p->first << " -> " << p->second + << ": pool has been removed" << dendl; + continue; + } + pending_inc.new_pg_temp[p->first] = + mempool::osdmap::vector<int>(p->second.begin(), p->second.end()); + + // unconditionally clear pg_primary (until this message can encode + // a change for that, too.. at which point we need to also fix + // preprocess_pg_temp) + if (osdmap.primary_temp->count(p->first) || + pending_inc.new_primary_temp.count(p->first)) + pending_inc.new_primary_temp[p->first] = -1; + } + + // set up_thru too, so the osd doesn't have to ask again + update_up_thru(from, m->map_epoch); + + wait_for_finished_proposal(op, new C_ReplyMap(this, op, m->map_epoch)); + return true; +} + + +// --- + +bool OSDMonitor::preprocess_remove_snaps(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MRemoveSnaps>(); + dout(7) << "preprocess_remove_snaps " << *m << dendl; + + // check privilege, ignore if failed + MonSession *session = op->get_session(); + mon.no_reply(op); + if (!session) + goto ignore; + if (!session->caps.is_capable( + cct, + session->entity_name, + "osd", "osd pool rmsnap", {}, true, true, false, + session->get_peer_socket_addr())) { + dout(0) << "got preprocess_remove_snaps from entity with insufficient caps " + << session->caps << dendl; + goto ignore; + } + + for (map<int, vector<snapid_t> >::iterator q = m->snaps.begin(); + q != m->snaps.end(); + ++q) { + if (!osdmap.have_pg_pool(q->first)) { + dout(10) << " ignoring removed_snaps " << q->second + << " on non-existent pool " << q->first << dendl; + continue; + } + const pg_pool_t *pi = osdmap.get_pg_pool(q->first); + for (vector<snapid_t>::iterator p = q->second.begin(); + p != q->second.end(); + ++p) { + if (*p > pi->get_snap_seq() || + !_is_removed_snap(q->first, *p)) { + return false; + } + } + } + + if (HAVE_FEATURE(m->get_connection()->get_features(), SERVER_OCTOPUS)) { + auto reply = make_message<MRemoveSnaps>(); + reply->snaps = m->snaps; + mon.send_reply(op, reply.detach()); + } + + ignore: + return true; +} + +bool OSDMonitor::prepare_remove_snaps(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MRemoveSnaps>(); + dout(7) << "prepare_remove_snaps " << *m << dendl; + + for (auto& [pool, snaps] : m->snaps) { + if (!osdmap.have_pg_pool(pool)) { + dout(10) << " ignoring removed_snaps " << snaps + << " on non-existent pool " << pool << dendl; + continue; + } + + pg_pool_t& pi = osdmap.pools[pool]; + for (auto s : snaps) { + if (!_is_removed_snap(pool, s) && + (!pending_inc.new_pools.count(pool) || + !pending_inc.new_pools[pool].removed_snaps.contains(s)) && + (!pending_inc.new_removed_snaps.count(pool) || + !pending_inc.new_removed_snaps[pool].contains(s))) { + pg_pool_t *newpi = pending_inc.get_new_pool(pool, &pi); + if (osdmap.require_osd_release < ceph_release_t::octopus) { + newpi->removed_snaps.insert(s); + dout(10) << " pool " << pool << " removed_snaps added " << s + << " (now " << newpi->removed_snaps << ")" << dendl; + } + newpi->flags |= pg_pool_t::FLAG_SELFMANAGED_SNAPS; + if (s > newpi->get_snap_seq()) { + dout(10) << " pool " << pool << " snap_seq " + << newpi->get_snap_seq() << " -> " << s << dendl; + newpi->set_snap_seq(s); + } + newpi->set_snap_epoch(pending_inc.epoch); + dout(10) << " added pool " << pool << " snap " << s + << " to removed_snaps queue" << dendl; + pending_inc.new_removed_snaps[pool].insert(s); + } + } + } + + if (HAVE_FEATURE(m->get_connection()->get_features(), SERVER_OCTOPUS)) { + auto reply = make_message<MRemoveSnaps>(); + reply->snaps = m->snaps; + wait_for_finished_proposal(op, new C_ReplyOp(this, op, reply)); + } + + return true; +} + +bool OSDMonitor::preprocess_get_purged_snaps(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MMonGetPurgedSnaps>(); + dout(7) << __func__ << " " << *m << dendl; + + map<epoch_t,mempool::osdmap::map<int64_t,snap_interval_set_t>> r; + + string k = make_purged_snap_epoch_key(m->start); + auto it = mon.store->get_iterator(OSD_SNAP_PREFIX); + it->upper_bound(k); + unsigned long epoch = m->last; + while (it->valid()) { + if (it->key().find("purged_epoch_") != 0) { + break; + } + string k = it->key(); + int n = sscanf(k.c_str(), "purged_epoch_%lx", &epoch); + if (n != 1) { + derr << __func__ << " unable to parse key '" << it->key() << "'" << dendl; + } else if (epoch > m->last) { + break; + } else { + bufferlist bl = it->value(); + auto p = bl.cbegin(); + auto &v = r[epoch]; + try { + ceph::decode(v, p); + } catch (ceph::buffer::error& e) { + derr << __func__ << " unable to parse value for key '" << it->key() + << "': \n"; + bl.hexdump(*_dout); + *_dout << dendl; + } + n += 4 + v.size() * 16; + } + if (n > 1048576) { + // impose a semi-arbitrary limit to message size + break; + } + it->next(); + } + + auto reply = make_message<MMonGetPurgedSnapsReply>(m->start, epoch); + reply->purged_snaps.swap(r); + mon.send_reply(op, reply.detach()); + + return true; +} + +// osd beacon +bool OSDMonitor::preprocess_beacon(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + // check caps + auto session = op->get_session(); + mon.no_reply(op); + if (!session) { + dout(10) << __func__ << " no monitor session!" << dendl; + return true; + } + if (!session->is_capable("osd", MON_CAP_X)) { + derr << __func__ << " received from entity " + << "with insufficient privileges " << session->caps << dendl; + return true; + } + // Always forward the beacon to the leader, even if they are the same as + // the old one. The leader will mark as down osds that haven't sent + // beacon for a few minutes. + return false; +} + +bool OSDMonitor::prepare_beacon(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + const auto beacon = op->get_req<MOSDBeacon>(); + const auto src = beacon->get_orig_source(); + dout(10) << __func__ << " " << *beacon + << " from " << src << dendl; + int from = src.num(); + + if (!src.is_osd() || + !osdmap.is_up(from) || + !osdmap.get_addrs(from).legacy_equals(beacon->get_orig_source_addrs())) { + if (src.is_osd() && !osdmap.is_up(from)) { + // share some new maps with this guy in case it may not be + // aware of its own deadness... + send_latest(op, beacon->version+1); + } + dout(1) << " ignoring beacon from non-active osd." << from << dendl; + return false; + } + + last_osd_report[from].first = ceph_clock_now(); + last_osd_report[from].second = beacon->osd_beacon_report_interval; + osd_epochs[from] = beacon->version; + + for (const auto& pg : beacon->pgs) { + if (auto* pool = osdmap.get_pg_pool(pg.pool()); pool != nullptr) { + unsigned pg_num = pool->get_pg_num(); + last_epoch_clean.report(pg_num, pg, beacon->min_last_epoch_clean); + } + } + + if (osdmap.osd_xinfo[from].last_purged_snaps_scrub < + beacon->last_purged_snaps_scrub) { + if (pending_inc.new_xinfo.count(from) == 0) { + pending_inc.new_xinfo[from] = osdmap.osd_xinfo[from]; + } + pending_inc.new_xinfo[from].last_purged_snaps_scrub = + beacon->last_purged_snaps_scrub; + return true; + } else { + return false; + } +} + +// --------------- +// map helpers + +void OSDMonitor::send_latest(MonOpRequestRef op, epoch_t start) +{ + op->mark_osdmon_event(__func__); + dout(5) << "send_latest to " << op->get_req()->get_orig_source_inst() + << " start " << start << dendl; + if (start == 0) + send_full(op); + else + send_incremental(op, start); +} + + +MOSDMap *OSDMonitor::build_latest_full(uint64_t features) +{ + MOSDMap *r = new MOSDMap(mon.monmap->fsid, features); + get_version_full(osdmap.get_epoch(), features, r->maps[osdmap.get_epoch()]); + r->oldest_map = get_first_committed(); + r->newest_map = osdmap.get_epoch(); + return r; +} + +MOSDMap *OSDMonitor::build_incremental(epoch_t from, epoch_t to, uint64_t features) +{ + dout(10) << "build_incremental [" << from << ".." << to << "] with features " + << std::hex << features << std::dec << dendl; + MOSDMap *m = new MOSDMap(mon.monmap->fsid, features); + m->oldest_map = get_first_committed(); + m->newest_map = osdmap.get_epoch(); + + for (epoch_t e = to; e >= from && e > 0; e--) { + bufferlist bl; + int err = get_version(e, features, bl); + if (err == 0) { + ceph_assert(bl.length()); + // if (get_version(e, bl) > 0) { + dout(20) << "build_incremental inc " << e << " " + << bl.length() << " bytes" << dendl; + m->incremental_maps[e] = bl; + } else { + ceph_assert(err == -ENOENT); + ceph_assert(!bl.length()); + get_version_full(e, features, bl); + if (bl.length() > 0) { + //else if (get_version("full", e, bl) > 0) { + dout(20) << "build_incremental full " << e << " " + << bl.length() << " bytes" << dendl; + m->maps[e] = bl; + } else { + ceph_abort(); // we should have all maps. + } + } + } + return m; +} + +void OSDMonitor::send_full(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + dout(5) << "send_full to " << op->get_req()->get_orig_source_inst() << dendl; + mon.send_reply(op, build_latest_full(op->get_session()->con_features)); +} + +void OSDMonitor::send_incremental(MonOpRequestRef op, epoch_t first) +{ + op->mark_osdmon_event(__func__); + + MonSession *s = op->get_session(); + ceph_assert(s); + + if (s->proxy_con) { + // oh, we can tell the other mon to do it + dout(10) << __func__ << " asking proxying mon to send_incremental from " + << first << dendl; + MRoute *r = new MRoute(s->proxy_tid, NULL); + r->send_osdmap_first = first; + s->proxy_con->send_message(r); + op->mark_event("reply: send routed send_osdmap_first reply"); + } else { + // do it ourselves + send_incremental(first, s, false, op); + } +} + +void OSDMonitor::send_incremental(epoch_t first, + MonSession *session, + bool onetime, + MonOpRequestRef req) +{ + dout(5) << "send_incremental [" << first << ".." << osdmap.get_epoch() << "]" + << " to " << session->name << dendl; + + // get feature of the peer + // use quorum_con_features, if it's an anonymous connection. + uint64_t features = session->con_features ? session->con_features : + mon.get_quorum_con_features(); + + if (first <= session->osd_epoch) { + dout(10) << __func__ << " " << session->name << " should already have epoch " + << session->osd_epoch << dendl; + first = session->osd_epoch + 1; + } + + if (first < get_first_committed()) { + MOSDMap *m = new MOSDMap(osdmap.get_fsid(), features); + m->oldest_map = get_first_committed(); + m->newest_map = osdmap.get_epoch(); + + first = get_first_committed(); + bufferlist bl; + int err = get_version_full(first, features, bl); + ceph_assert(err == 0); + ceph_assert(bl.length()); + dout(20) << "send_incremental starting with base full " + << first << " " << bl.length() << " bytes" << dendl; + m->maps[first] = bl; + + if (req) { + mon.send_reply(req, m); + session->osd_epoch = first; + return; + } else { + session->con->send_message(m); + session->osd_epoch = first; + } + first++; + } + + while (first <= osdmap.get_epoch()) { + epoch_t last = std::min<epoch_t>(first + g_conf()->osd_map_message_max - 1, + osdmap.get_epoch()); + MOSDMap *m = build_incremental(first, last, features); + + if (req) { + // send some maps. it may not be all of them, but it will get them + // started. + mon.send_reply(req, m); + } else { + session->con->send_message(m); + first = last + 1; + } + session->osd_epoch = last; + if (onetime || req) + break; + } +} + +int OSDMonitor::get_version(version_t ver, bufferlist& bl) +{ + return get_version(ver, mon.get_quorum_con_features(), bl); +} + +void OSDMonitor::reencode_incremental_map(bufferlist& bl, uint64_t features) +{ + OSDMap::Incremental inc; + auto q = bl.cbegin(); + inc.decode(q); + // always encode with subset of osdmap's canonical features + uint64_t f = features & inc.encode_features; + dout(20) << __func__ << " " << inc.epoch << " with features " << f + << dendl; + bl.clear(); + if (inc.fullmap.length()) { + // embedded full map? + OSDMap m; + m.decode(inc.fullmap); + inc.fullmap.clear(); + m.encode(inc.fullmap, f | CEPH_FEATURE_RESERVED); + } + if (inc.crush.length()) { + // embedded crush map + CrushWrapper c; + auto p = inc.crush.cbegin(); + c.decode(p); + inc.crush.clear(); + c.encode(inc.crush, f); + } + inc.encode(bl, f | CEPH_FEATURE_RESERVED); +} + +void OSDMonitor::reencode_full_map(bufferlist& bl, uint64_t features) +{ + OSDMap m; + auto q = bl.cbegin(); + m.decode(q); + // always encode with subset of osdmap's canonical features + uint64_t f = features & m.get_encoding_features(); + dout(20) << __func__ << " " << m.get_epoch() << " with features " << f + << dendl; + bl.clear(); + m.encode(bl, f | CEPH_FEATURE_RESERVED); +} + +int OSDMonitor::get_version(version_t ver, uint64_t features, bufferlist& bl) +{ + uint64_t significant_features = OSDMap::get_significant_features(features); + if (inc_osd_cache.lookup({ver, significant_features}, &bl)) { + return 0; + } + int ret = PaxosService::get_version(ver, bl); + if (ret < 0) { + return ret; + } + // NOTE: this check is imprecise; the OSDMap encoding features may + // be a subset of the latest mon quorum features, but worst case we + // reencode once and then cache the (identical) result under both + // feature masks. + if (significant_features != + OSDMap::get_significant_features(mon.get_quorum_con_features())) { + reencode_incremental_map(bl, features); + } + inc_osd_cache.add_bytes({ver, significant_features}, bl); + return 0; +} + +int OSDMonitor::get_inc(version_t ver, OSDMap::Incremental& inc) +{ + bufferlist inc_bl; + int err = get_version(ver, inc_bl); + ceph_assert(err == 0); + ceph_assert(inc_bl.length()); + + auto p = inc_bl.cbegin(); + inc.decode(p); + dout(10) << __func__ << " " + << " epoch " << inc.epoch + << " inc_crc " << inc.inc_crc + << " full_crc " << inc.full_crc + << " encode_features " << inc.encode_features << dendl; + return 0; +} + +int OSDMonitor::get_full_from_pinned_map(version_t ver, bufferlist& bl) +{ + dout(10) << __func__ << " ver " << ver << dendl; + + version_t closest_pinned = osdmap_manifest.get_lower_closest_pinned(ver); + if (closest_pinned == 0) { + return -ENOENT; + } + if (closest_pinned > ver) { + dout(0) << __func__ << " pinned: " << osdmap_manifest.pinned << dendl; + } + ceph_assert(closest_pinned <= ver); + + dout(10) << __func__ << " closest pinned ver " << closest_pinned << dendl; + + // get osdmap incremental maps and apply on top of this one. + bufferlist osdm_bl; + bool has_cached_osdmap = false; + for (version_t v = ver-1; v >= closest_pinned; --v) { + if (full_osd_cache.lookup({v, mon.get_quorum_con_features()}, + &osdm_bl)) { + dout(10) << __func__ << " found map in cache ver " << v << dendl; + closest_pinned = v; + has_cached_osdmap = true; + break; + } + } + + if (!has_cached_osdmap) { + int err = PaxosService::get_version_full(closest_pinned, osdm_bl); + if (err != 0) { + derr << __func__ << " closest pinned map ver " << closest_pinned + << " not available! error: " << cpp_strerror(err) << dendl; + } + ceph_assert(err == 0); + } + + ceph_assert(osdm_bl.length()); + + OSDMap osdm; + osdm.decode(osdm_bl); + + dout(10) << __func__ << " loaded osdmap epoch " << closest_pinned + << " e" << osdm.epoch + << " crc " << osdm.get_crc() + << " -- applying incremental maps." << dendl; + + uint64_t encode_features = 0; + for (version_t v = closest_pinned + 1; v <= ver; ++v) { + dout(20) << __func__ << " applying inc epoch " << v << dendl; + + OSDMap::Incremental inc; + int err = get_inc(v, inc); + ceph_assert(err == 0); + + encode_features = inc.encode_features; + + err = osdm.apply_incremental(inc); + ceph_assert(err == 0); + + // this block performs paranoid checks on map retrieval + if (g_conf().get_val<bool>("mon_debug_extra_checks") && + inc.full_crc != 0) { + + uint64_t f = encode_features; + if (!f) { + f = (mon.quorum_con_features ? mon.quorum_con_features : -1); + } + + // encode osdmap to force calculating crcs + bufferlist tbl; + osdm.encode(tbl, f | CEPH_FEATURE_RESERVED); + // decode osdmap to compare crcs with what's expected by incremental + OSDMap tosdm; + tosdm.decode(tbl); + + if (tosdm.get_crc() != inc.full_crc) { + derr << __func__ + << " osdmap crc mismatch! (osdmap crc " << tosdm.get_crc() + << ", expected " << inc.full_crc << ")" << dendl; + ceph_abort_msg("osdmap crc mismatch"); + } + } + + // note: we cannot add the recently computed map to the cache, as is, + // because we have not encoded the map into a bl. + } + + if (!encode_features) { + dout(10) << __func__ + << " last incremental map didn't have features;" + << " defaulting to quorum's or all" << dendl; + encode_features = + (mon.quorum_con_features ? mon.quorum_con_features : -1); + } + osdm.encode(bl, encode_features | CEPH_FEATURE_RESERVED); + + return 0; +} + +int OSDMonitor::get_version_full(version_t ver, bufferlist& bl) +{ + return get_version_full(ver, mon.get_quorum_con_features(), bl); +} + +int OSDMonitor::get_version_full(version_t ver, uint64_t features, + bufferlist& bl) +{ + uint64_t significant_features = OSDMap::get_significant_features(features); + if (full_osd_cache.lookup({ver, significant_features}, &bl)) { + return 0; + } + int ret = PaxosService::get_version_full(ver, bl); + if (ret == -ENOENT) { + // build map? + ret = get_full_from_pinned_map(ver, bl); + } + if (ret < 0) { + return ret; + } + // NOTE: this check is imprecise; the OSDMap encoding features may + // be a subset of the latest mon quorum features, but worst case we + // reencode once and then cache the (identical) result under both + // feature masks. + if (significant_features != + OSDMap::get_significant_features(mon.get_quorum_con_features())) { + reencode_full_map(bl, features); + } + full_osd_cache.add_bytes({ver, significant_features}, bl); + return 0; +} + +epoch_t OSDMonitor::blocklist(const entity_addrvec_t& av, utime_t until) +{ + dout(10) << "blocklist " << av << " until " << until << dendl; + for (auto a : av.v) { + if (osdmap.require_osd_release >= ceph_release_t::nautilus) { + a.set_type(entity_addr_t::TYPE_ANY); + } else { + a.set_type(entity_addr_t::TYPE_LEGACY); + } + pending_inc.new_blocklist[a] = until; + } + return pending_inc.epoch; +} + +epoch_t OSDMonitor::blocklist(entity_addr_t a, utime_t until) +{ + if (osdmap.require_osd_release >= ceph_release_t::nautilus) { + a.set_type(entity_addr_t::TYPE_ANY); + } else { + a.set_type(entity_addr_t::TYPE_LEGACY); + } + dout(10) << "blocklist " << a << " until " << until << dendl; + pending_inc.new_blocklist[a] = until; + return pending_inc.epoch; +} + + +void OSDMonitor::check_osdmap_subs() +{ + dout(10) << __func__ << dendl; + if (!osdmap.get_epoch()) { + return; + } + auto osdmap_subs = mon.session_map.subs.find("osdmap"); + if (osdmap_subs == mon.session_map.subs.end()) { + return; + } + auto p = osdmap_subs->second->begin(); + while (!p.end()) { + auto sub = *p; + ++p; + check_osdmap_sub(sub); + } +} + +void OSDMonitor::check_osdmap_sub(Subscription *sub) +{ + dout(10) << __func__ << " " << sub << " next " << sub->next + << (sub->onetime ? " (onetime)":" (ongoing)") << dendl; + if (sub->next <= osdmap.get_epoch()) { + if (sub->next >= 1) + send_incremental(sub->next, sub->session, sub->incremental_onetime); + else + sub->session->con->send_message(build_latest_full(sub->session->con_features)); + if (sub->onetime) + mon.session_map.remove_sub(sub); + else + sub->next = osdmap.get_epoch() + 1; + } +} + +void OSDMonitor::check_pg_creates_subs() +{ + if (!osdmap.get_num_up_osds()) { + return; + } + ceph_assert(osdmap.get_up_osd_features() & CEPH_FEATURE_MON_STATEFUL_SUB); + mon.with_session_map([this](const MonSessionMap& session_map) { + auto pg_creates_subs = session_map.subs.find("osd_pg_creates"); + if (pg_creates_subs == session_map.subs.end()) { + return; + } + for (auto sub : *pg_creates_subs->second) { + check_pg_creates_sub(sub); + } + }); +} + +void OSDMonitor::check_pg_creates_sub(Subscription *sub) +{ + dout(20) << __func__ << " .. " << sub->session->name << dendl; + ceph_assert(sub->type == "osd_pg_creates"); + // only send these if the OSD is up. we will check_subs() when they do + // come up so they will get the creates then. + if (sub->session->name.is_osd() && + mon.osdmon()->osdmap.is_up(sub->session->name.num())) { + sub->next = send_pg_creates(sub->session->name.num(), + sub->session->con.get(), + sub->next); + } +} + +void OSDMonitor::do_application_enable(int64_t pool_id, + const std::string &app_name, + const std::string &app_key, + const std::string &app_value, + bool force) +{ + ceph_assert(paxos.is_plugged() && is_writeable()); + + dout(20) << __func__ << ": pool_id=" << pool_id << ", app_name=" << app_name + << dendl; + + ceph_assert(osdmap.require_osd_release >= ceph_release_t::luminous); + + auto pp = osdmap.get_pg_pool(pool_id); + ceph_assert(pp != nullptr); + + pg_pool_t p = *pp; + if (pending_inc.new_pools.count(pool_id)) { + p = pending_inc.new_pools[pool_id]; + } + + if (app_key.empty()) { + p.application_metadata.insert({app_name, {}}); + } else { + if (force) { + p.application_metadata[app_name][app_key] = app_value; + } else { + p.application_metadata.insert({app_name, {{app_key, app_value}}}); + } + } + p.last_change = pending_inc.epoch; + pending_inc.new_pools[pool_id] = p; +} + +void OSDMonitor::do_set_pool_opt(int64_t pool_id, + pool_opts_t::key_t opt, + pool_opts_t::value_t val) +{ + dout(10) << __func__ << " pool: " << pool_id << " option: " << opt + << " val: " << val << dendl; + auto p = pending_inc.new_pools.try_emplace( + pool_id, *osdmap.get_pg_pool(pool_id)); + p.first->second.opts.set(opt, val); +} + +unsigned OSDMonitor::scan_for_creating_pgs( + const mempool::osdmap::map<int64_t,pg_pool_t>& pools, + const mempool::osdmap::set<int64_t>& removed_pools, + utime_t modified, + creating_pgs_t* creating_pgs) const +{ + unsigned queued = 0; + for (auto& p : pools) { + int64_t poolid = p.first; + if (creating_pgs->created_pools.count(poolid)) { + dout(10) << __func__ << " already created " << poolid << dendl; + continue; + } + const pg_pool_t& pool = p.second; + int ruleno = osdmap.crush->find_rule(pool.get_crush_rule(), + pool.get_type(), pool.get_size()); + if (ruleno < 0 || !osdmap.crush->rule_exists(ruleno)) + continue; + + const auto last_scan_epoch = creating_pgs->last_scan_epoch; + const auto created = pool.get_last_change(); + if (last_scan_epoch && created <= last_scan_epoch) { + dout(10) << __func__ << " no change in pool " << poolid + << " " << pool << dendl; + continue; + } + if (removed_pools.count(poolid)) { + dout(10) << __func__ << " pool is being removed: " << poolid + << " " << pool << dendl; + continue; + } + dout(10) << __func__ << " queueing pool create for " << poolid + << " " << pool << dendl; + creating_pgs->create_pool(poolid, pool.get_pg_num(), + created, modified); + queued++; + } + return queued; +} + +void OSDMonitor::update_creating_pgs() +{ + dout(10) << __func__ << " " << creating_pgs.pgs.size() << " pgs creating, " + << creating_pgs.queue.size() << " pools in queue" << dendl; + decltype(creating_pgs_by_osd_epoch) new_pgs_by_osd_epoch; + std::lock_guard<std::mutex> l(creating_pgs_lock); + for (const auto& pg : creating_pgs.pgs) { + int acting_primary = -1; + auto pgid = pg.first; + if (!osdmap.pg_exists(pgid)) { + dout(20) << __func__ << " ignoring " << pgid << " which should not exist" + << dendl; + continue; + } + auto mapped = pg.second.create_epoch; + dout(20) << __func__ << " looking up " << pgid << "@" << mapped << dendl; + spg_t spgid(pgid); + mapping.get_primary_and_shard(pgid, &acting_primary, &spgid); + // check the previous creating_pgs, look for the target to whom the pg was + // previously mapped + for (const auto& pgs_by_epoch : creating_pgs_by_osd_epoch) { + const auto last_acting_primary = pgs_by_epoch.first; + for (auto& pgs: pgs_by_epoch.second) { + if (pgs.second.count(spgid)) { + if (last_acting_primary == acting_primary) { + mapped = pgs.first; + } else { + dout(20) << __func__ << " " << pgid << " " + << " acting_primary:" << last_acting_primary + << " -> " << acting_primary << dendl; + // note epoch if the target of the create message changed. + mapped = mapping.get_epoch(); + } + break; + } else { + // newly creating + mapped = mapping.get_epoch(); + } + } + } + dout(10) << __func__ << " will instruct osd." << acting_primary + << " to create " << pgid << "@" << mapped << dendl; + new_pgs_by_osd_epoch[acting_primary][mapped].insert(spgid); + } + creating_pgs_by_osd_epoch = std::move(new_pgs_by_osd_epoch); + creating_pgs_epoch = mapping.get_epoch(); +} + +epoch_t OSDMonitor::send_pg_creates(int osd, Connection *con, epoch_t next) const +{ + dout(30) << __func__ << " osd." << osd << " next=" << next + << " " << creating_pgs_by_osd_epoch << dendl; + std::lock_guard<std::mutex> l(creating_pgs_lock); + if (creating_pgs_epoch <= creating_pgs.last_scan_epoch) { + dout(20) << __func__ + << " not using stale creating_pgs@" << creating_pgs_epoch << dendl; + // the subscribers will be updated when the mapping is completed anyway + return next; + } + auto creating_pgs_by_epoch = creating_pgs_by_osd_epoch.find(osd); + if (creating_pgs_by_epoch == creating_pgs_by_osd_epoch.end()) + return next; + ceph_assert(!creating_pgs_by_epoch->second.empty()); + + MOSDPGCreate *oldm = nullptr; // for pre-mimic OSD compat + MOSDPGCreate2 *m = nullptr; + + bool old = osdmap.require_osd_release < ceph_release_t::nautilus; + + epoch_t last = 0; + for (auto epoch_pgs = creating_pgs_by_epoch->second.lower_bound(next); + epoch_pgs != creating_pgs_by_epoch->second.end(); ++epoch_pgs) { + auto epoch = epoch_pgs->first; + auto& pgs = epoch_pgs->second; + dout(20) << __func__ << " osd." << osd << " from " << next + << " : epoch " << epoch << " " << pgs.size() << " pgs" << dendl; + last = epoch; + for (auto& pg : pgs) { + // Need the create time from the monitor using its clock to set + // last_scrub_stamp upon pg creation. + auto create = creating_pgs.pgs.find(pg.pgid); + ceph_assert(create != creating_pgs.pgs.end()); + if (old) { + if (!oldm) { + oldm = new MOSDPGCreate(creating_pgs_epoch); + } + oldm->mkpg.emplace(pg.pgid, + pg_create_t{create->second.create_epoch, pg.pgid, 0}); + oldm->ctimes.emplace(pg.pgid, create->second.create_stamp); + } else { + if (!m) { + m = new MOSDPGCreate2(creating_pgs_epoch); + } + m->pgs.emplace(pg, make_pair(create->second.create_epoch, + create->second.create_stamp)); + if (create->second.history.epoch_created) { + dout(20) << __func__ << " " << pg << " " << create->second.history + << " " << create->second.past_intervals << dendl; + m->pg_extra.emplace(pg, make_pair(create->second.history, + create->second.past_intervals)); + } + } + dout(20) << __func__ << " will create " << pg + << " at " << create->second.create_epoch << dendl; + } + } + if (m) { + con->send_message(m); + } else if (oldm) { + con->send_message(oldm); + } else { + dout(20) << __func__ << " osd." << osd << " from " << next + << " has nothing to send" << dendl; + return next; + } + + // sub is current through last + 1 + return last + 1; +} + +// TICK + + +void OSDMonitor::tick() +{ + if (!is_active()) return; + + dout(10) << osdmap << dendl; + + // always update osdmap manifest, regardless of being the leader. + load_osdmap_manifest(); + + // always tune priority cache manager memory on leader and peons + if (ceph_using_tcmalloc() && mon_memory_autotune) { + std::lock_guard l(balancer_lock); + if (pcm != nullptr) { + pcm->tune_memory(); + pcm->balance(); + _set_new_cache_sizes(); + dout(10) << "tick balancer " + << " inc cache_bytes: " << inc_cache->get_cache_bytes() + << " inc comtd_bytes: " << inc_cache->get_committed_size() + << " inc used_bytes: " << inc_cache->_get_used_bytes() + << " inc num_osdmaps: " << inc_cache->_get_num_osdmaps() + << dendl; + dout(10) << "tick balancer " + << " full cache_bytes: " << full_cache->get_cache_bytes() + << " full comtd_bytes: " << full_cache->get_committed_size() + << " full used_bytes: " << full_cache->_get_used_bytes() + << " full num_osdmaps: " << full_cache->_get_num_osdmaps() + << dendl; + } + } + + if (!mon.is_leader()) return; + + bool do_propose = false; + utime_t now = ceph_clock_now(); + + if (handle_osd_timeouts(now, last_osd_report)) { + do_propose = true; + } + + // mark osds down? + if (check_failures(now)) { + do_propose = true; + } + + // Force a proposal if we need to prune; pruning is performed on + // ``encode_pending()``, hence why we need to regularly trigger a proposal + // even if there's nothing going on. + if (is_prune_enabled() && should_prune()) { + do_propose = true; + } + + // mark down osds out? + + /* can_mark_out() checks if we can mark osds as being out. The -1 has no + * influence at all. The decision is made based on the ratio of "in" osds, + * and the function returns false if this ratio is lower that the minimum + * ratio set by g_conf()->mon_osd_min_in_ratio. So it's not really up to us. + */ + if (can_mark_out(-1)) { + string down_out_subtree_limit = g_conf().get_val<string>( + "mon_osd_down_out_subtree_limit"); + set<int> down_cache; // quick cache of down subtrees + + map<int,utime_t>::iterator i = down_pending_out.begin(); + while (i != down_pending_out.end()) { + int o = i->first; + utime_t down = now; + down -= i->second; + ++i; + + if (osdmap.is_down(o) && + osdmap.is_in(o) && + can_mark_out(o)) { + utime_t orig_grace(g_conf()->mon_osd_down_out_interval, 0); + utime_t grace = orig_grace; + double my_grace = 0.0; + + if (g_conf()->mon_osd_adjust_down_out_interval) { + // scale grace period the same way we do the heartbeat grace. + const osd_xinfo_t& xi = osdmap.get_xinfo(o); + double halflife = (double)g_conf()->mon_osd_laggy_halflife; + double decay_k = ::log(.5) / halflife; + double decay = exp((double)down * decay_k); + dout(20) << "osd." << o << " laggy halflife " << halflife << " decay_k " << decay_k + << " down for " << down << " decay " << decay << dendl; + my_grace = decay * (double)xi.laggy_interval * xi.laggy_probability; + grace += my_grace; + } + + // is this an entire large subtree down? + if (down_out_subtree_limit.length()) { + int type = osdmap.crush->get_type_id(down_out_subtree_limit); + if (type > 0) { + if (osdmap.containing_subtree_is_down(cct, o, type, &down_cache)) { + dout(10) << "tick entire containing " << down_out_subtree_limit + << " subtree for osd." << o + << " is down; resetting timer" << dendl; + // reset timer, too. + down_pending_out[o] = now; + continue; + } + } + } + + bool down_out = !osdmap.is_destroyed(o) && + g_conf()->mon_osd_down_out_interval > 0 && down.sec() >= grace; + bool destroyed_out = osdmap.is_destroyed(o) && + g_conf()->mon_osd_destroyed_out_interval > 0 && + // this is not precise enough as we did not make a note when this osd + // was marked as destroyed, but let's not bother with that + // complexity for now. + down.sec() >= g_conf()->mon_osd_destroyed_out_interval; + if (down_out || destroyed_out) { + dout(10) << "tick marking osd." << o << " OUT after " << down + << " sec (target " << grace << " = " << orig_grace << " + " << my_grace << ")" << dendl; + pending_inc.new_weight[o] = CEPH_OSD_OUT; + + // set the AUTOOUT bit. + if (pending_inc.new_state.count(o) == 0) + pending_inc.new_state[o] = 0; + pending_inc.new_state[o] |= CEPH_OSD_AUTOOUT; + + // remember previous weight + if (pending_inc.new_xinfo.count(o) == 0) + pending_inc.new_xinfo[o] = osdmap.osd_xinfo[o]; + pending_inc.new_xinfo[o].old_weight = osdmap.osd_weight[o]; + + do_propose = true; + + mon.clog->info() << "Marking osd." << o << " out (has been down for " + << int(down.sec()) << " seconds)"; + } else + continue; + } + + down_pending_out.erase(o); + } + } else { + dout(10) << "tick NOOUT flag set, not checking down osds" << dendl; + } + + // expire blocklisted items? + for (ceph::unordered_map<entity_addr_t,utime_t>::iterator p = osdmap.blocklist.begin(); + p != osdmap.blocklist.end(); + ++p) { + if (p->second < now) { + dout(10) << "expiring blocklist item " << p->first << " expired " << p->second << " < now " << now << dendl; + pending_inc.old_blocklist.push_back(p->first); + do_propose = true; + } + } + for (auto p = osdmap.range_blocklist.begin(); + p != osdmap.range_blocklist.end(); + ++p) { + if (p->second < now) { + dout(10) << "expiring range_blocklist item " << p->first + << " expired " << p->second << " < now " << now << dendl; + pending_inc.old_range_blocklist.push_back(p->first); + do_propose = true; + } + } + + if (try_prune_purged_snaps()) { + do_propose = true; + } + + if (update_pools_status()) + do_propose = true; + + if (do_propose || + !pending_inc.new_pg_temp.empty()) // also propose if we adjusted pg_temp + propose_pending(); +} + +void OSDMonitor::_set_new_cache_sizes() +{ + uint64_t cache_size = 0; + int64_t inc_alloc = 0; + int64_t full_alloc = 0; + int64_t kv_alloc = 0; + + if (pcm != nullptr && rocksdb_binned_kv_cache != nullptr) { + cache_size = pcm->get_tuned_mem(); + inc_alloc = inc_cache->get_committed_size(); + full_alloc = full_cache->get_committed_size(); + kv_alloc = rocksdb_binned_kv_cache->get_committed_size(); + } + + inc_osd_cache.set_bytes(inc_alloc); + full_osd_cache.set_bytes(full_alloc); + + dout(1) << __func__ << " cache_size:" << cache_size + << " inc_alloc: " << inc_alloc + << " full_alloc: " << full_alloc + << " kv_alloc: " << kv_alloc + << dendl; +} + +bool OSDMonitor::handle_osd_timeouts(const utime_t &now, + std::map<int, std::pair<utime_t, int>> &last_osd_report) +{ + utime_t timeo(g_conf()->mon_osd_report_timeout, 0); + if (now - mon.get_leader_since() < timeo) { + // We haven't been the leader for long enough to consider OSD timeouts + return false; + } + + int max_osd = osdmap.get_max_osd(); + bool new_down = false; + + for (int i=0; i < max_osd; ++i) { + dout(30) << __func__ << ": checking up on osd " << i << dendl; + if (!osdmap.exists(i)) { + last_osd_report.erase(i); // if any + continue; + } + if (!osdmap.is_up(i)) + continue; + const std::map<int, std::pair<utime_t, int>>::const_iterator t = last_osd_report.find(i); + if (t == last_osd_report.end()) { + // it wasn't in the map; start the timer. + last_osd_report[i].first = now; + last_osd_report[i].second = 0; + } else if (can_mark_down(i)) { + utime_t diff = now - t->second.first; + // we use the max(mon_osd_report_timeout, 2*osd_beacon_report_interval) as timeout + // to allow for the osd to miss a beacon. + int mon_osd_report_timeout = g_conf()->mon_osd_report_timeout; + utime_t max_timeout(std::max(mon_osd_report_timeout, 2 * t->second.second), 0); + if (diff > max_timeout) { + mon.clog->info() << "osd." << i << " marked down after no beacon for " + << diff << " seconds"; + derr << "no beacon from osd." << i << " since " << t->second.first + << ", " << diff << " seconds ago. marking down" << dendl; + pending_inc.new_state[i] = CEPH_OSD_UP; + new_down = true; + } + } + } + return new_down; +} + +static void dump_cpu_list(Formatter *f, const char *name, + const string& strlist) +{ + cpu_set_t cpu_set; + size_t cpu_set_size; + if (parse_cpu_set_list(strlist.c_str(), &cpu_set_size, &cpu_set) < 0) { + return; + } + set<int> cpus = cpu_set_to_set(cpu_set_size, &cpu_set); + f->open_array_section(name); + for (auto cpu : cpus) { + f->dump_int("cpu", cpu); + } + f->close_section(); +} + +void OSDMonitor::dump_info(Formatter *f) +{ + f->open_object_section("osdmap"); + osdmap.dump(f); + f->close_section(); + + f->open_array_section("osd_metadata"); + for (int i=0; i<osdmap.get_max_osd(); ++i) { + if (osdmap.exists(i)) { + f->open_object_section("osd"); + f->dump_unsigned("id", i); + dump_osd_metadata(i, f, NULL); + f->close_section(); + } + } + f->close_section(); + + f->open_object_section("osdmap_clean_epochs"); + f->dump_unsigned("min_last_epoch_clean", get_min_last_epoch_clean()); + + f->open_object_section("last_epoch_clean"); + last_epoch_clean.dump(f); + f->close_section(); + + f->open_array_section("osd_epochs"); + for (auto& osd_epoch : osd_epochs) { + f->open_object_section("osd"); + f->dump_unsigned("id", osd_epoch.first); + f->dump_unsigned("epoch", osd_epoch.second); + f->close_section(); + } + f->close_section(); // osd_epochs + + f->close_section(); // osd_clean_epochs + + f->dump_unsigned("osdmap_first_committed", get_first_committed()); + f->dump_unsigned("osdmap_last_committed", get_last_committed()); + + f->open_object_section("crushmap"); + osdmap.crush->dump(f); + f->close_section(); + + if (has_osdmap_manifest) { + f->open_object_section("osdmap_manifest"); + osdmap_manifest.dump(f); + f->close_section(); + } +} + +namespace { + enum osd_pool_get_choices { + SIZE, MIN_SIZE, + PG_NUM, PGP_NUM, CRUSH_RULE, HASHPSPOOL, EC_OVERWRITES, + NODELETE, NOPGCHANGE, NOSIZECHANGE, + WRITE_FADVISE_DONTNEED, NOSCRUB, NODEEP_SCRUB, + HIT_SET_TYPE, HIT_SET_PERIOD, HIT_SET_COUNT, HIT_SET_FPP, + USE_GMT_HITSET, TARGET_MAX_OBJECTS, TARGET_MAX_BYTES, + CACHE_TARGET_DIRTY_RATIO, CACHE_TARGET_DIRTY_HIGH_RATIO, + CACHE_TARGET_FULL_RATIO, + CACHE_MIN_FLUSH_AGE, CACHE_MIN_EVICT_AGE, + ERASURE_CODE_PROFILE, MIN_READ_RECENCY_FOR_PROMOTE, + MIN_WRITE_RECENCY_FOR_PROMOTE, FAST_READ, + HIT_SET_GRADE_DECAY_RATE, HIT_SET_SEARCH_LAST_N, + SCRUB_MIN_INTERVAL, SCRUB_MAX_INTERVAL, DEEP_SCRUB_INTERVAL, + RECOVERY_PRIORITY, RECOVERY_OP_PRIORITY, SCRUB_PRIORITY, + COMPRESSION_MODE, COMPRESSION_ALGORITHM, COMPRESSION_REQUIRED_RATIO, + COMPRESSION_MAX_BLOB_SIZE, COMPRESSION_MIN_BLOB_SIZE, + CSUM_TYPE, CSUM_MAX_BLOCK, CSUM_MIN_BLOCK, FINGERPRINT_ALGORITHM, + PG_AUTOSCALE_MODE, PG_NUM_MIN, TARGET_SIZE_BYTES, TARGET_SIZE_RATIO, + PG_AUTOSCALE_BIAS, DEDUP_TIER, DEDUP_CHUNK_ALGORITHM, + DEDUP_CDC_CHUNK_SIZE, PG_NUM_MAX, BULK }; + + std::set<osd_pool_get_choices> + subtract_second_from_first(const std::set<osd_pool_get_choices>& first, + const std::set<osd_pool_get_choices>& second) + { + std::set<osd_pool_get_choices> result; + std::set_difference(first.begin(), first.end(), + second.begin(), second.end(), + std::inserter(result, result.end())); + return result; + } +} + + +bool OSDMonitor::preprocess_command(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MMonCommand>(); + int r = 0; + bufferlist rdata; + stringstream ss, ds; + + cmdmap_t cmdmap; + if (!cmdmap_from_json(m->cmd, &cmdmap, ss)) { + string rs = ss.str(); + mon.reply_command(op, -EINVAL, rs, get_last_committed()); + return true; + } + + MonSession *session = op->get_session(); + if (!session) { + derr << __func__ << " no session" << dendl; + mon.reply_command(op, -EACCES, "access denied", get_last_committed()); + return true; + } + + string prefix; + cmd_getval(cmdmap, "prefix", prefix); + + string format; + cmd_getval(cmdmap, "format", format, string("plain")); + boost::scoped_ptr<Formatter> f(Formatter::create(format)); + + if (prefix == "osd stat") { + if (f) { + f->open_object_section("osdmap"); + osdmap.print_summary(f.get(), ds, "", true); + f->close_section(); + f->flush(rdata); + } else { + osdmap.print_summary(nullptr, ds, "", true); + rdata.append(ds); + } + } + else if (prefix == "osd dump" || + prefix == "osd tree" || + prefix == "osd tree-from" || + prefix == "osd ls" || + prefix == "osd getmap" || + prefix == "osd getcrushmap" || + prefix == "osd ls-tree" || + prefix == "osd info") { + + epoch_t epoch = 0; + int64_t epochnum; + cmd_getval(cmdmap, "epoch", epochnum, (int64_t)osdmap.get_epoch()); + epoch = epochnum; + + bufferlist osdmap_bl; + int err = get_version_full(epoch, osdmap_bl); + if (err == -ENOENT) { + r = -ENOENT; + ss << "there is no map for epoch " << epoch; + goto reply; + } + ceph_assert(err == 0); + ceph_assert(osdmap_bl.length()); + + OSDMap *p; + if (epoch == osdmap.get_epoch()) { + p = &osdmap; + } else { + p = new OSDMap; + p->decode(osdmap_bl); + } + + auto sg = make_scope_guard([&] { + if (p != &osdmap) { + delete p; + } + }); + + if (prefix == "osd dump") { + stringstream ds; + if (f) { + f->open_object_section("osdmap"); + p->dump(f.get()); + f->close_section(); + f->flush(ds); + } else { + p->print(ds); + } + rdata.append(ds); + if (!f) + ds << " "; + } else if (prefix == "osd ls") { + if (f) { + f->open_array_section("osds"); + for (int i = 0; i < osdmap.get_max_osd(); i++) { + if (osdmap.exists(i)) { + f->dump_int("osd", i); + } + } + f->close_section(); + f->flush(ds); + } else { + bool first = true; + for (int i = 0; i < osdmap.get_max_osd(); i++) { + if (osdmap.exists(i)) { + if (!first) + ds << "\n"; + first = false; + ds << i; + } + } + } + rdata.append(ds); + } else if (prefix == "osd info") { + int64_t osd_id; + bool do_single_osd = true; + if (!cmd_getval(cmdmap, "id", osd_id)) { + do_single_osd = false; + } + + if (do_single_osd && !osdmap.exists(osd_id)) { + ss << "osd." << osd_id << " does not exist"; + r = -EINVAL; + goto reply; + } + + if (f) { + if (do_single_osd) { + osdmap.dump_osd(osd_id, f.get()); + } else { + osdmap.dump_osds(f.get()); + } + f->flush(ds); + } else { + if (do_single_osd) { + osdmap.print_osd(osd_id, ds); + } else { + osdmap.print_osds(ds); + } + } + rdata.append(ds); + } else if (prefix == "osd tree" || prefix == "osd tree-from") { + string bucket; + if (prefix == "osd tree-from") { + cmd_getval(cmdmap, "bucket", bucket); + if (!osdmap.crush->name_exists(bucket)) { + ss << "bucket '" << bucket << "' does not exist"; + r = -ENOENT; + goto reply; + } + int id = osdmap.crush->get_item_id(bucket); + if (id >= 0) { + ss << "\"" << bucket << "\" is not a bucket"; + r = -EINVAL; + goto reply; + } + } + + vector<string> states; + cmd_getval(cmdmap, "states", states); + unsigned filter = 0; + for (auto& s : states) { + if (s == "up") { + filter |= OSDMap::DUMP_UP; + } else if (s == "down") { + filter |= OSDMap::DUMP_DOWN; + } else if (s == "in") { + filter |= OSDMap::DUMP_IN; + } else if (s == "out") { + filter |= OSDMap::DUMP_OUT; + } else if (s == "destroyed") { + filter |= OSDMap::DUMP_DESTROYED; + } else { + ss << "unrecognized state '" << s << "'"; + r = -EINVAL; + goto reply; + } + } + if ((filter & (OSDMap::DUMP_IN|OSDMap::DUMP_OUT)) == + (OSDMap::DUMP_IN|OSDMap::DUMP_OUT)) { + ss << "cannot specify both 'in' and 'out'"; + r = -EINVAL; + goto reply; + } + if (((filter & (OSDMap::DUMP_UP|OSDMap::DUMP_DOWN)) == + (OSDMap::DUMP_UP|OSDMap::DUMP_DOWN)) || + ((filter & (OSDMap::DUMP_UP|OSDMap::DUMP_DESTROYED)) == + (OSDMap::DUMP_UP|OSDMap::DUMP_DESTROYED)) || + ((filter & (OSDMap::DUMP_DOWN|OSDMap::DUMP_DESTROYED)) == + (OSDMap::DUMP_DOWN|OSDMap::DUMP_DESTROYED))) { + ss << "can specify only one of 'up', 'down' and 'destroyed'"; + r = -EINVAL; + goto reply; + } + if (f) { + f->open_object_section("tree"); + p->print_tree(f.get(), NULL, filter, bucket); + f->close_section(); + f->flush(ds); + } else { + p->print_tree(NULL, &ds, filter, bucket); + } + rdata.append(ds); + } else if (prefix == "osd getmap") { + rdata.append(osdmap_bl); + ss << "got osdmap epoch " << p->get_epoch(); + } else if (prefix == "osd getcrushmap") { + p->crush->encode(rdata, mon.get_quorum_con_features()); + ss << p->get_crush_version(); + } else if (prefix == "osd ls-tree") { + string bucket_name; + cmd_getval(cmdmap, "name", bucket_name); + set<int> osds; + r = p->get_osds_by_bucket_name(bucket_name, &osds); + if (r == -ENOENT) { + ss << "\"" << bucket_name << "\" does not exist"; + goto reply; + } else if (r < 0) { + ss << "can not parse bucket name:\"" << bucket_name << "\""; + goto reply; + } + + if (f) { + f->open_array_section("osds"); + for (auto &i : osds) { + if (osdmap.exists(i)) { + f->dump_int("osd", i); + } + } + f->close_section(); + f->flush(ds); + } else { + bool first = true; + for (auto &i : osds) { + if (osdmap.exists(i)) { + if (!first) + ds << "\n"; + first = false; + ds << i; + } + } + } + + rdata.append(ds); + } + } else if (prefix == "osd getmaxosd") { + if (f) { + f->open_object_section("getmaxosd"); + f->dump_unsigned("epoch", osdmap.get_epoch()); + f->dump_int("max_osd", osdmap.get_max_osd()); + f->close_section(); + f->flush(rdata); + } else { + ds << "max_osd = " << osdmap.get_max_osd() << " in epoch " << osdmap.get_epoch(); + rdata.append(ds); + } + } else if (prefix == "osd utilization") { + string out; + osdmap.summarize_mapping_stats(NULL, NULL, &out, f.get()); + if (f) + f->flush(rdata); + else + rdata.append(out); + r = 0; + goto reply; + } else if (prefix == "osd find") { + int64_t osd; + if (!cmd_getval(cmdmap, "id", osd)) { + ss << "unable to parse osd id value '" + << cmd_vartype_stringify(cmdmap["id"]) << "'"; + r = -EINVAL; + goto reply; + } + if (!osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist"; + r = -ENOENT; + goto reply; + } + string format; + cmd_getval(cmdmap, "format", format); + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", "json-pretty")); + f->open_object_section("osd_location"); + f->dump_int("osd", osd); + f->dump_object("addrs", osdmap.get_addrs(osd)); + f->dump_stream("osd_fsid") << osdmap.get_uuid(osd); + + // try to identify host, pod/container name, etc. + map<string,string> m; + load_metadata(osd, m, nullptr); + if (auto p = m.find("hostname"); p != m.end()) { + f->dump_string("host", p->second); + } + for (auto& k : { + "pod_name", "pod_namespace", // set by rook + "container_name" // set by cephadm, ceph-ansible + }) { + if (auto p = m.find(k); p != m.end()) { + f->dump_string(k, p->second); + } + } + + // crush is helpful too + f->open_object_section("crush_location"); + map<string,string> loc = osdmap.crush->get_full_location(osd); + for (map<string,string>::iterator p = loc.begin(); p != loc.end(); ++p) + f->dump_string(p->first.c_str(), p->second); + f->close_section(); + f->close_section(); + f->flush(rdata); + } else if (prefix == "osd metadata") { + int64_t osd = -1; + if (cmd_vartype_stringify(cmdmap["id"]).size() && + !cmd_getval(cmdmap, "id", osd)) { + ss << "unable to parse osd id value '" + << cmd_vartype_stringify(cmdmap["id"]) << "'"; + r = -EINVAL; + goto reply; + } + if (osd >= 0 && !osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist"; + r = -ENOENT; + goto reply; + } + string format; + cmd_getval(cmdmap, "format", format); + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", "json-pretty")); + if (osd >= 0) { + f->open_object_section("osd_metadata"); + f->dump_unsigned("id", osd); + r = dump_osd_metadata(osd, f.get(), &ss); + if (r < 0) + goto reply; + f->close_section(); + } else { + r = 0; + f->open_array_section("osd_metadata"); + for (int i=0; i<osdmap.get_max_osd(); ++i) { + if (osdmap.exists(i)) { + f->open_object_section("osd"); + f->dump_unsigned("id", i); + r = dump_osd_metadata(i, f.get(), NULL); + if (r == -EINVAL || r == -ENOENT) { + // Drop error, continue to get other daemons' metadata + dout(4) << "No metadata for osd." << i << dendl; + r = 0; + } else if (r < 0) { + // Unexpected error + goto reply; + } + f->close_section(); + } + } + f->close_section(); + } + f->flush(rdata); + } else if (prefix == "osd versions") { + if (!f) + f.reset(Formatter::create("json-pretty")); + count_metadata("ceph_version", f.get()); + f->flush(rdata); + r = 0; + } else if (prefix == "osd count-metadata") { + if (!f) + f.reset(Formatter::create("json-pretty")); + string field; + cmd_getval(cmdmap, "property", field); + count_metadata(field, f.get()); + f->flush(rdata); + r = 0; + } else if (prefix == "osd numa-status") { + TextTable tbl; + if (f) { + f->open_array_section("osds"); + } else { + tbl.define_column("OSD", TextTable::LEFT, TextTable::RIGHT); + tbl.define_column("HOST", TextTable::LEFT, TextTable::LEFT); + tbl.define_column("NETWORK", TextTable::RIGHT, TextTable::RIGHT); + tbl.define_column("STORAGE", TextTable::RIGHT, TextTable::RIGHT); + tbl.define_column("AFFINITY", TextTable::RIGHT, TextTable::RIGHT); + tbl.define_column("CPUS", TextTable::LEFT, TextTable::LEFT); + } + for (int i=0; i<osdmap.get_max_osd(); ++i) { + if (osdmap.exists(i)) { + map<string,string> m; + ostringstream err; + if (load_metadata(i, m, &err) < 0) { + continue; + } + string host; + auto p = m.find("hostname"); + if (p != m.end()) { + host = p->second; + } + if (f) { + f->open_object_section("osd"); + f->dump_int("osd", i); + f->dump_string("host", host); + for (auto n : { "network_numa_node", "objectstore_numa_node", + "numa_node" }) { + p = m.find(n); + if (p != m.end()) { + f->dump_int(n, atoi(p->second.c_str())); + } + } + for (auto n : { "network_numa_nodes", "objectstore_numa_nodes" }) { + p = m.find(n); + if (p != m.end()) { + list<string> ls = get_str_list(p->second, ","); + f->open_array_section(n); + for (auto node : ls) { + f->dump_int("node", atoi(node.c_str())); + } + f->close_section(); + } + } + for (auto n : { "numa_node_cpus" }) { + p = m.find(n); + if (p != m.end()) { + dump_cpu_list(f.get(), n, p->second); + } + } + f->close_section(); + } else { + tbl << i; + tbl << host; + p = m.find("network_numa_nodes"); + if (p != m.end()) { + tbl << p->second; + } else { + tbl << "-"; + } + p = m.find("objectstore_numa_nodes"); + if (p != m.end()) { + tbl << p->second; + } else { + tbl << "-"; + } + p = m.find("numa_node"); + auto q = m.find("numa_node_cpus"); + if (p != m.end() && q != m.end()) { + tbl << p->second; + tbl << q->second; + } else { + tbl << "-"; + tbl << "-"; + } + tbl << TextTable::endrow; + } + } + } + if (f) { + f->close_section(); + f->flush(rdata); + } else { + rdata.append(stringify(tbl)); + } + } else if (prefix == "osd map") { + string poolstr, objstr, namespacestr; + cmd_getval(cmdmap, "pool", poolstr); + cmd_getval(cmdmap, "object", objstr); + cmd_getval(cmdmap, "nspace", namespacestr); + + int64_t pool = osdmap.lookup_pg_pool_name(poolstr.c_str()); + if (pool < 0) { + ss << "pool " << poolstr << " does not exist"; + r = -ENOENT; + goto reply; + } + object_locator_t oloc(pool, namespacestr); + object_t oid(objstr); + pg_t pgid = osdmap.object_locator_to_pg(oid, oloc); + pg_t mpgid = osdmap.raw_pg_to_pg(pgid); + vector<int> up, acting; + int up_p, acting_p; + osdmap.pg_to_up_acting_osds(mpgid, &up, &up_p, &acting, &acting_p); + + string fullobjname; + if (!namespacestr.empty()) + fullobjname = namespacestr + string("/") + oid.name; + else + fullobjname = oid.name; + if (f) { + f->open_object_section("osd_map"); + f->dump_unsigned("epoch", osdmap.get_epoch()); + f->dump_string("pool", poolstr); + f->dump_int("pool_id", pool); + f->dump_stream("objname") << fullobjname; + f->dump_stream("raw_pgid") << pgid; + f->dump_stream("pgid") << mpgid; + f->open_array_section("up"); + for (vector<int>::iterator p = up.begin(); p != up.end(); ++p) + f->dump_int("osd", *p); + f->close_section(); + f->dump_int("up_primary", up_p); + f->open_array_section("acting"); + for (vector<int>::iterator p = acting.begin(); p != acting.end(); ++p) + f->dump_int("osd", *p); + f->close_section(); + f->dump_int("acting_primary", acting_p); + f->close_section(); // osd_map + f->flush(rdata); + } else { + ds << "osdmap e" << osdmap.get_epoch() + << " pool '" << poolstr << "' (" << pool << ")" + << " object '" << fullobjname << "' ->" + << " pg " << pgid << " (" << mpgid << ")" + << " -> up (" << pg_vector_string(up) << ", p" << up_p << ") acting (" + << pg_vector_string(acting) << ", p" << acting_p << ")"; + rdata.append(ds); + } + + } else if (prefix == "pg map") { + pg_t pgid; + string pgidstr; + cmd_getval(cmdmap, "pgid", pgidstr); + if (!pgid.parse(pgidstr.c_str())) { + ss << "invalid pgid '" << pgidstr << "'"; + r = -EINVAL; + goto reply; + } + vector<int> up, acting; + if (!osdmap.have_pg_pool(pgid.pool())) { + ss << "pg '" << pgidstr << "' does not exist"; + r = -ENOENT; + goto reply; + } + pg_t mpgid = osdmap.raw_pg_to_pg(pgid); + osdmap.pg_to_up_acting_osds(pgid, up, acting); + if (f) { + f->open_object_section("pg_map"); + f->dump_unsigned("epoch", osdmap.get_epoch()); + f->dump_stream("raw_pgid") << pgid; + f->dump_stream("pgid") << mpgid; + f->open_array_section("up"); + for (auto osd : up) { + f->dump_int("up_osd", osd); + } + f->close_section(); + f->open_array_section("acting"); + for (auto osd : acting) { + f->dump_int("acting_osd", osd); + } + f->close_section(); + f->close_section(); + f->flush(rdata); + } else { + ds << "osdmap e" << osdmap.get_epoch() + << " pg " << pgid << " (" << mpgid << ")" + << " -> up " << up << " acting " << acting; + rdata.append(ds); + } + goto reply; + + } else if (prefix == "osd lspools") { + if (f) + f->open_array_section("pools"); + for (map<int64_t, pg_pool_t>::iterator p = osdmap.pools.begin(); + p != osdmap.pools.end(); + ++p) { + if (f) { + f->open_object_section("pool"); + f->dump_int("poolnum", p->first); + f->dump_string("poolname", osdmap.pool_name[p->first]); + f->close_section(); + } else { + ds << p->first << ' ' << osdmap.pool_name[p->first]; + if (next(p) != osdmap.pools.end()) { + ds << '\n'; + } + } + } + if (f) { + f->close_section(); + f->flush(ds); + } + rdata.append(ds); + } else if (prefix == "osd blocklist ls" || + prefix == "osd blacklist ls") { + if (f) + f->open_array_section("blocklist"); + + for (ceph::unordered_map<entity_addr_t,utime_t>::iterator p = osdmap.blocklist.begin(); + p != osdmap.blocklist.end(); + ++p) { + if (f) { + f->open_object_section("entry"); + f->dump_string("addr", p->first.get_legacy_str()); + f->dump_stream("until") << p->second; + f->close_section(); + } else { + stringstream ss; + string s; + ss << p->first << " " << p->second; + getline(ss, s); + s += "\n"; + rdata.append(s); + } + } + if (f) { + f->close_section(); + f->flush(rdata); + } + if (f) + f->open_array_section("range_blocklist"); + + for (auto p = osdmap.range_blocklist.begin(); + p != osdmap.range_blocklist.end(); + ++p) { + if (f) { + f->open_object_section("entry"); + f->dump_string("range", p->first.get_legacy_str()); + f->dump_stream("until") << p->second; + f->close_section(); + } else { + stringstream ss; + string s; + ss << p->first << " " << p->second; + getline(ss, s); + s += "\n"; + rdata.append(s); + } + } + if (f) { + f->close_section(); + f->flush(rdata); + } + ss << "listed " << osdmap.blocklist.size() + osdmap.range_blocklist.size() << " entries"; + + } else if (prefix == "osd pool ls") { + string detail; + cmd_getval(cmdmap, "detail", detail); + if (!f && detail == "detail") { + ostringstream ss; + osdmap.print_pools(ss); + rdata.append(ss.str()); + } else { + if (f) + f->open_array_section("pools"); + for (map<int64_t,pg_pool_t>::const_iterator it = osdmap.get_pools().begin(); + it != osdmap.get_pools().end(); + ++it) { + if (f) { + if (detail == "detail") { + f->open_object_section("pool"); + f->dump_int("pool_id", it->first); + f->dump_string("pool_name", osdmap.get_pool_name(it->first)); + it->second.dump(f.get()); + f->close_section(); + } else { + f->dump_string("pool_name", osdmap.get_pool_name(it->first)); + } + } else { + rdata.append(osdmap.get_pool_name(it->first) + "\n"); + } + } + if (f) { + f->close_section(); + f->flush(rdata); + } + } + + } else if (prefix == "osd crush get-tunable") { + string tunable; + cmd_getval(cmdmap, "tunable", tunable); + ostringstream rss; + if (f) + f->open_object_section("tunable"); + if (tunable == "straw_calc_version") { + if (f) + f->dump_int(tunable.c_str(), osdmap.crush->get_straw_calc_version()); + else + rss << osdmap.crush->get_straw_calc_version() << "\n"; + } else { + r = -EINVAL; + goto reply; + } + if (f) { + f->close_section(); + f->flush(rdata); + } else { + rdata.append(rss.str()); + } + r = 0; + + } else if (prefix == "osd pool get") { + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool = osdmap.lookup_pg_pool_name(poolstr.c_str()); + if (pool < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + r = -ENOENT; + goto reply; + } + + const pg_pool_t *p = osdmap.get_pg_pool(pool); + string var; + cmd_getval(cmdmap, "var", var); + + typedef std::map<std::string, osd_pool_get_choices> choices_map_t; + const choices_map_t ALL_CHOICES = { + {"size", SIZE}, + {"min_size", MIN_SIZE}, + {"pg_num", PG_NUM}, {"pgp_num", PGP_NUM}, + {"crush_rule", CRUSH_RULE}, {"hashpspool", HASHPSPOOL}, + {"allow_ec_overwrites", EC_OVERWRITES}, {"nodelete", NODELETE}, + {"nopgchange", NOPGCHANGE}, {"nosizechange", NOSIZECHANGE}, + {"noscrub", NOSCRUB}, {"nodeep-scrub", NODEEP_SCRUB}, + {"write_fadvise_dontneed", WRITE_FADVISE_DONTNEED}, + {"hit_set_type", HIT_SET_TYPE}, {"hit_set_period", HIT_SET_PERIOD}, + {"hit_set_count", HIT_SET_COUNT}, {"hit_set_fpp", HIT_SET_FPP}, + {"use_gmt_hitset", USE_GMT_HITSET}, + {"target_max_objects", TARGET_MAX_OBJECTS}, + {"target_max_bytes", TARGET_MAX_BYTES}, + {"cache_target_dirty_ratio", CACHE_TARGET_DIRTY_RATIO}, + {"cache_target_dirty_high_ratio", CACHE_TARGET_DIRTY_HIGH_RATIO}, + {"cache_target_full_ratio", CACHE_TARGET_FULL_RATIO}, + {"cache_min_flush_age", CACHE_MIN_FLUSH_AGE}, + {"cache_min_evict_age", CACHE_MIN_EVICT_AGE}, + {"erasure_code_profile", ERASURE_CODE_PROFILE}, + {"min_read_recency_for_promote", MIN_READ_RECENCY_FOR_PROMOTE}, + {"min_write_recency_for_promote", MIN_WRITE_RECENCY_FOR_PROMOTE}, + {"fast_read", FAST_READ}, + {"hit_set_grade_decay_rate", HIT_SET_GRADE_DECAY_RATE}, + {"hit_set_search_last_n", HIT_SET_SEARCH_LAST_N}, + {"scrub_min_interval", SCRUB_MIN_INTERVAL}, + {"scrub_max_interval", SCRUB_MAX_INTERVAL}, + {"deep_scrub_interval", DEEP_SCRUB_INTERVAL}, + {"recovery_priority", RECOVERY_PRIORITY}, + {"recovery_op_priority", RECOVERY_OP_PRIORITY}, + {"scrub_priority", SCRUB_PRIORITY}, + {"compression_mode", COMPRESSION_MODE}, + {"compression_algorithm", COMPRESSION_ALGORITHM}, + {"compression_required_ratio", COMPRESSION_REQUIRED_RATIO}, + {"compression_max_blob_size", COMPRESSION_MAX_BLOB_SIZE}, + {"compression_min_blob_size", COMPRESSION_MIN_BLOB_SIZE}, + {"csum_type", CSUM_TYPE}, + {"csum_max_block", CSUM_MAX_BLOCK}, + {"csum_min_block", CSUM_MIN_BLOCK}, + {"fingerprint_algorithm", FINGERPRINT_ALGORITHM}, + {"pg_autoscale_mode", PG_AUTOSCALE_MODE}, + {"pg_num_min", PG_NUM_MIN}, + {"pg_num_max", PG_NUM_MAX}, + {"target_size_bytes", TARGET_SIZE_BYTES}, + {"target_size_ratio", TARGET_SIZE_RATIO}, + {"pg_autoscale_bias", PG_AUTOSCALE_BIAS}, + {"dedup_tier", DEDUP_TIER}, + {"dedup_chunk_algorithm", DEDUP_CHUNK_ALGORITHM}, + {"dedup_cdc_chunk_size", DEDUP_CDC_CHUNK_SIZE}, + {"bulk", BULK} + }; + + typedef std::set<osd_pool_get_choices> choices_set_t; + + const choices_set_t ONLY_TIER_CHOICES = { + HIT_SET_TYPE, HIT_SET_PERIOD, HIT_SET_COUNT, HIT_SET_FPP, + TARGET_MAX_OBJECTS, TARGET_MAX_BYTES, CACHE_TARGET_FULL_RATIO, + CACHE_TARGET_DIRTY_RATIO, CACHE_TARGET_DIRTY_HIGH_RATIO, + CACHE_MIN_FLUSH_AGE, CACHE_MIN_EVICT_AGE, + MIN_READ_RECENCY_FOR_PROMOTE, + MIN_WRITE_RECENCY_FOR_PROMOTE, + HIT_SET_GRADE_DECAY_RATE, HIT_SET_SEARCH_LAST_N + }; + const choices_set_t ONLY_ERASURE_CHOICES = { + EC_OVERWRITES, ERASURE_CODE_PROFILE + }; + + choices_set_t selected_choices; + if (var == "all") { + for(choices_map_t::const_iterator it = ALL_CHOICES.begin(); + it != ALL_CHOICES.end(); ++it) { + selected_choices.insert(it->second); + } + + if(!p->is_tier()) { + selected_choices = subtract_second_from_first(selected_choices, + ONLY_TIER_CHOICES); + } + + if(!p->is_erasure()) { + selected_choices = subtract_second_from_first(selected_choices, + ONLY_ERASURE_CHOICES); + } + } else /* var != "all" */ { + choices_map_t::const_iterator found = ALL_CHOICES.find(var); + if (found == ALL_CHOICES.end()) { + ss << "pool '" << poolstr + << "': invalid variable: '" << var << "'"; + r = -EINVAL; + goto reply; + } + + osd_pool_get_choices selected = found->second; + + if (!p->is_tier() && + ONLY_TIER_CHOICES.find(selected) != ONLY_TIER_CHOICES.end()) { + ss << "pool '" << poolstr + << "' is not a tier pool: variable not applicable"; + r = -EACCES; + goto reply; + } + + if (!p->is_erasure() && + ONLY_ERASURE_CHOICES.find(selected) + != ONLY_ERASURE_CHOICES.end()) { + ss << "pool '" << poolstr + << "' is not a erasure pool: variable not applicable"; + r = -EACCES; + goto reply; + } + + if (pool_opts_t::is_opt_name(var) && + !p->opts.is_set(pool_opts_t::get_opt_desc(var).key)) { + ss << "option '" << var << "' is not set on pool '" << poolstr << "'"; + r = -ENOENT; + goto reply; + } + + selected_choices.insert(selected); + } + + if (f) { + f->open_object_section("pool"); + f->dump_string("pool", poolstr); + f->dump_int("pool_id", pool); + for(choices_set_t::const_iterator it = selected_choices.begin(); + it != selected_choices.end(); ++it) { + choices_map_t::const_iterator i; + for (i = ALL_CHOICES.begin(); i != ALL_CHOICES.end(); ++i) { + if (i->second == *it) { + break; + } + } + ceph_assert(i != ALL_CHOICES.end()); + switch(*it) { + case PG_NUM: + f->dump_int("pg_num", p->get_pg_num()); + break; + case PGP_NUM: + f->dump_int("pgp_num", p->get_pgp_num()); + break; + case SIZE: + f->dump_int("size", p->get_size()); + break; + case MIN_SIZE: + f->dump_int("min_size", p->get_min_size()); + break; + case CRUSH_RULE: + if (osdmap.crush->rule_exists(p->get_crush_rule())) { + f->dump_string("crush_rule", osdmap.crush->get_rule_name( + p->get_crush_rule())); + } else { + f->dump_string("crush_rule", stringify(p->get_crush_rule())); + } + break; + case EC_OVERWRITES: + f->dump_bool("allow_ec_overwrites", + p->has_flag(pg_pool_t::FLAG_EC_OVERWRITES)); + break; + case PG_AUTOSCALE_MODE: + f->dump_string("pg_autoscale_mode", + pg_pool_t::get_pg_autoscale_mode_name( + p->pg_autoscale_mode)); + break; + case HASHPSPOOL: + case NODELETE: + case BULK: + case NOPGCHANGE: + case NOSIZECHANGE: + case WRITE_FADVISE_DONTNEED: + case NOSCRUB: + case NODEEP_SCRUB: + f->dump_bool(i->first.c_str(), + p->has_flag(pg_pool_t::get_flag_by_name(i->first))); + break; + case HIT_SET_PERIOD: + f->dump_int("hit_set_period", p->hit_set_period); + break; + case HIT_SET_COUNT: + f->dump_int("hit_set_count", p->hit_set_count); + break; + case HIT_SET_TYPE: + f->dump_string("hit_set_type", + HitSet::get_type_name(p->hit_set_params.get_type())); + break; + case HIT_SET_FPP: + { + if (p->hit_set_params.get_type() == HitSet::TYPE_BLOOM) { + BloomHitSet::Params *bloomp = + static_cast<BloomHitSet::Params*>(p->hit_set_params.impl.get()); + f->dump_float("hit_set_fpp", bloomp->get_fpp()); + } else if(var != "all") { + f->close_section(); + ss << "hit set is not of type Bloom; " << + "invalid to get a false positive rate!"; + r = -EINVAL; + goto reply; + } + } + break; + case USE_GMT_HITSET: + f->dump_bool("use_gmt_hitset", p->use_gmt_hitset); + break; + case TARGET_MAX_OBJECTS: + f->dump_unsigned("target_max_objects", p->target_max_objects); + break; + case TARGET_MAX_BYTES: + f->dump_unsigned("target_max_bytes", p->target_max_bytes); + break; + case CACHE_TARGET_DIRTY_RATIO: + f->dump_unsigned("cache_target_dirty_ratio_micro", + p->cache_target_dirty_ratio_micro); + f->dump_float("cache_target_dirty_ratio", + ((float)p->cache_target_dirty_ratio_micro/1000000)); + break; + case CACHE_TARGET_DIRTY_HIGH_RATIO: + f->dump_unsigned("cache_target_dirty_high_ratio_micro", + p->cache_target_dirty_high_ratio_micro); + f->dump_float("cache_target_dirty_high_ratio", + ((float)p->cache_target_dirty_high_ratio_micro/1000000)); + break; + case CACHE_TARGET_FULL_RATIO: + f->dump_unsigned("cache_target_full_ratio_micro", + p->cache_target_full_ratio_micro); + f->dump_float("cache_target_full_ratio", + ((float)p->cache_target_full_ratio_micro/1000000)); + break; + case CACHE_MIN_FLUSH_AGE: + f->dump_unsigned("cache_min_flush_age", p->cache_min_flush_age); + break; + case CACHE_MIN_EVICT_AGE: + f->dump_unsigned("cache_min_evict_age", p->cache_min_evict_age); + break; + case ERASURE_CODE_PROFILE: + f->dump_string("erasure_code_profile", p->erasure_code_profile); + break; + case MIN_READ_RECENCY_FOR_PROMOTE: + f->dump_int("min_read_recency_for_promote", + p->min_read_recency_for_promote); + break; + case MIN_WRITE_RECENCY_FOR_PROMOTE: + f->dump_int("min_write_recency_for_promote", + p->min_write_recency_for_promote); + break; + case FAST_READ: + f->dump_int("fast_read", p->fast_read); + break; + case HIT_SET_GRADE_DECAY_RATE: + f->dump_int("hit_set_grade_decay_rate", + p->hit_set_grade_decay_rate); + break; + case HIT_SET_SEARCH_LAST_N: + f->dump_int("hit_set_search_last_n", + p->hit_set_search_last_n); + break; + case SCRUB_MIN_INTERVAL: + case SCRUB_MAX_INTERVAL: + case DEEP_SCRUB_INTERVAL: + case RECOVERY_PRIORITY: + case RECOVERY_OP_PRIORITY: + case SCRUB_PRIORITY: + case COMPRESSION_MODE: + case COMPRESSION_ALGORITHM: + case COMPRESSION_REQUIRED_RATIO: + case COMPRESSION_MAX_BLOB_SIZE: + case COMPRESSION_MIN_BLOB_SIZE: + case CSUM_TYPE: + case CSUM_MAX_BLOCK: + case CSUM_MIN_BLOCK: + case FINGERPRINT_ALGORITHM: + case PG_NUM_MIN: + case PG_NUM_MAX: + case TARGET_SIZE_BYTES: + case TARGET_SIZE_RATIO: + case PG_AUTOSCALE_BIAS: + case DEDUP_TIER: + case DEDUP_CHUNK_ALGORITHM: + case DEDUP_CDC_CHUNK_SIZE: + pool_opts_t::key_t key = pool_opts_t::get_opt_desc(i->first).key; + if (p->opts.is_set(key)) { + if(*it == CSUM_TYPE) { + int64_t val; + p->opts.get(pool_opts_t::CSUM_TYPE, &val); + f->dump_string(i->first.c_str(), Checksummer::get_csum_type_string(val)); + } else { + p->opts.dump(i->first, f.get()); + } + } + break; + } + } + f->close_section(); + f->flush(rdata); + } else /* !f */ { + for(choices_set_t::const_iterator it = selected_choices.begin(); + it != selected_choices.end(); ++it) { + choices_map_t::const_iterator i; + switch(*it) { + case PG_NUM: + ss << "pg_num: " << p->get_pg_num() << "\n"; + break; + case PGP_NUM: + ss << "pgp_num: " << p->get_pgp_num() << "\n"; + break; + case SIZE: + ss << "size: " << p->get_size() << "\n"; + break; + case MIN_SIZE: + ss << "min_size: " << p->get_min_size() << "\n"; + break; + case CRUSH_RULE: + if (osdmap.crush->rule_exists(p->get_crush_rule())) { + ss << "crush_rule: " << osdmap.crush->get_rule_name( + p->get_crush_rule()) << "\n"; + } else { + ss << "crush_rule: " << p->get_crush_rule() << "\n"; + } + break; + case PG_AUTOSCALE_MODE: + ss << "pg_autoscale_mode: " << pg_pool_t::get_pg_autoscale_mode_name( + p->pg_autoscale_mode) <<"\n"; + break; + case HIT_SET_PERIOD: + ss << "hit_set_period: " << p->hit_set_period << "\n"; + break; + case HIT_SET_COUNT: + ss << "hit_set_count: " << p->hit_set_count << "\n"; + break; + case HIT_SET_TYPE: + ss << "hit_set_type: " << + HitSet::get_type_name(p->hit_set_params.get_type()) << "\n"; + break; + case HIT_SET_FPP: + { + if (p->hit_set_params.get_type() == HitSet::TYPE_BLOOM) { + BloomHitSet::Params *bloomp = + static_cast<BloomHitSet::Params*>(p->hit_set_params.impl.get()); + ss << "hit_set_fpp: " << bloomp->get_fpp() << "\n"; + } else if(var != "all") { + ss << "hit set is not of type Bloom; " << + "invalid to get a false positive rate!"; + r = -EINVAL; + goto reply; + } + } + break; + case USE_GMT_HITSET: + ss << "use_gmt_hitset: " << p->use_gmt_hitset << "\n"; + break; + case TARGET_MAX_OBJECTS: + ss << "target_max_objects: " << p->target_max_objects << "\n"; + break; + case TARGET_MAX_BYTES: + ss << "target_max_bytes: " << p->target_max_bytes << "\n"; + break; + case CACHE_TARGET_DIRTY_RATIO: + ss << "cache_target_dirty_ratio: " + << ((float)p->cache_target_dirty_ratio_micro/1000000) << "\n"; + break; + case CACHE_TARGET_DIRTY_HIGH_RATIO: + ss << "cache_target_dirty_high_ratio: " + << ((float)p->cache_target_dirty_high_ratio_micro/1000000) << "\n"; + break; + case CACHE_TARGET_FULL_RATIO: + ss << "cache_target_full_ratio: " + << ((float)p->cache_target_full_ratio_micro/1000000) << "\n"; + break; + case CACHE_MIN_FLUSH_AGE: + ss << "cache_min_flush_age: " << p->cache_min_flush_age << "\n"; + break; + case CACHE_MIN_EVICT_AGE: + ss << "cache_min_evict_age: " << p->cache_min_evict_age << "\n"; + break; + case ERASURE_CODE_PROFILE: + ss << "erasure_code_profile: " << p->erasure_code_profile << "\n"; + break; + case MIN_READ_RECENCY_FOR_PROMOTE: + ss << "min_read_recency_for_promote: " << + p->min_read_recency_for_promote << "\n"; + break; + case HIT_SET_GRADE_DECAY_RATE: + ss << "hit_set_grade_decay_rate: " << + p->hit_set_grade_decay_rate << "\n"; + break; + case HIT_SET_SEARCH_LAST_N: + ss << "hit_set_search_last_n: " << + p->hit_set_search_last_n << "\n"; + break; + case EC_OVERWRITES: + ss << "allow_ec_overwrites: " << + (p->has_flag(pg_pool_t::FLAG_EC_OVERWRITES) ? "true" : "false") << + "\n"; + break; + case HASHPSPOOL: + case NODELETE: + case BULK: + case NOPGCHANGE: + case NOSIZECHANGE: + case WRITE_FADVISE_DONTNEED: + case NOSCRUB: + case NODEEP_SCRUB: + for (i = ALL_CHOICES.begin(); i != ALL_CHOICES.end(); ++i) { + if (i->second == *it) + break; + } + ceph_assert(i != ALL_CHOICES.end()); + ss << i->first << ": " << + (p->has_flag(pg_pool_t::get_flag_by_name(i->first)) ? + "true" : "false") << "\n"; + break; + case MIN_WRITE_RECENCY_FOR_PROMOTE: + ss << "min_write_recency_for_promote: " << + p->min_write_recency_for_promote << "\n"; + break; + case FAST_READ: + ss << "fast_read: " << p->fast_read << "\n"; + break; + case SCRUB_MIN_INTERVAL: + case SCRUB_MAX_INTERVAL: + case DEEP_SCRUB_INTERVAL: + case RECOVERY_PRIORITY: + case RECOVERY_OP_PRIORITY: + case SCRUB_PRIORITY: + case COMPRESSION_MODE: + case COMPRESSION_ALGORITHM: + case COMPRESSION_REQUIRED_RATIO: + case COMPRESSION_MAX_BLOB_SIZE: + case COMPRESSION_MIN_BLOB_SIZE: + case CSUM_TYPE: + case CSUM_MAX_BLOCK: + case CSUM_MIN_BLOCK: + case FINGERPRINT_ALGORITHM: + case PG_NUM_MIN: + case PG_NUM_MAX: + case TARGET_SIZE_BYTES: + case TARGET_SIZE_RATIO: + case PG_AUTOSCALE_BIAS: + case DEDUP_TIER: + case DEDUP_CHUNK_ALGORITHM: + case DEDUP_CDC_CHUNK_SIZE: + for (i = ALL_CHOICES.begin(); i != ALL_CHOICES.end(); ++i) { + if (i->second == *it) + break; + } + ceph_assert(i != ALL_CHOICES.end()); + { + pool_opts_t::key_t key = pool_opts_t::get_opt_desc(i->first).key; + if (p->opts.is_set(key)) { + if(key == pool_opts_t::CSUM_TYPE) { + int64_t val; + p->opts.get(key, &val); + ss << i->first << ": " << Checksummer::get_csum_type_string(val) << "\n"; + } else { + ss << i->first << ": " << p->opts.get(key) << "\n"; + } + } + } + break; + } + rdata.append(ss.str()); + ss.str(""); + } + } + r = 0; + } else if (prefix == "osd pool get-quota") { + string pool_name; + cmd_getval(cmdmap, "pool", pool_name); + + int64_t poolid = osdmap.lookup_pg_pool_name(pool_name); + if (poolid < 0) { + ceph_assert(poolid == -ENOENT); + ss << "unrecognized pool '" << pool_name << "'"; + r = -ENOENT; + goto reply; + } + const pg_pool_t *p = osdmap.get_pg_pool(poolid); + const pool_stat_t* pstat = mon.mgrstatmon()->get_pool_stat(poolid); + if (!pstat) { + ss << "no stats for pool '" << pool_name << "'"; + r = -ENOENT; + goto reply; + } + const object_stat_sum_t& sum = pstat->stats.sum; + if (f) { + f->open_object_section("pool_quotas"); + f->dump_string("pool_name", pool_name); + f->dump_unsigned("pool_id", poolid); + f->dump_unsigned("quota_max_objects", p->quota_max_objects); + f->dump_int("current_num_objects", sum.num_objects); + f->dump_unsigned("quota_max_bytes", p->quota_max_bytes); + f->dump_int("current_num_bytes", sum.num_bytes); + f->close_section(); + f->flush(rdata); + } else { + stringstream rs; + rs << "quotas for pool '" << pool_name << "':\n" + << " max objects: "; + if (p->quota_max_objects == 0) + rs << "N/A"; + else { + rs << si_u_t(p->quota_max_objects) << " objects"; + rs << " (current num objects: " << sum.num_objects << " objects)"; + } + rs << "\n" + << " max bytes : "; + if (p->quota_max_bytes == 0) + rs << "N/A"; + else { + rs << byte_u_t(p->quota_max_bytes); + rs << " (current num bytes: " << sum.num_bytes << " bytes)"; + } + rdata.append(rs.str()); + } + rdata.append("\n"); + r = 0; + } else if (prefix == "osd crush rule list" || + prefix == "osd crush rule ls") { + if (f) { + f->open_array_section("rules"); + osdmap.crush->list_rules(f.get()); + f->close_section(); + f->flush(rdata); + } else { + ostringstream ss; + osdmap.crush->list_rules(&ss); + rdata.append(ss.str()); + } + } else if (prefix == "osd crush rule ls-by-class") { + string class_name; + cmd_getval(cmdmap, "class", class_name); + if (class_name.empty()) { + ss << "no class specified"; + r = -EINVAL; + goto reply; + } + set<int> rules; + r = osdmap.crush->get_rules_by_class(class_name, &rules); + if (r < 0) { + ss << "failed to get rules by class '" << class_name << "'"; + goto reply; + } + if (f) { + f->open_array_section("rules"); + for (auto &rule: rules) { + f->dump_string("name", osdmap.crush->get_rule_name(rule)); + } + f->close_section(); + f->flush(rdata); + } else { + ostringstream rs; + for (auto &rule: rules) { + rs << osdmap.crush->get_rule_name(rule) << "\n"; + } + rdata.append(rs.str()); + } + } else if (prefix == "osd crush rule dump") { + string name; + cmd_getval(cmdmap, "name", name); + string format; + cmd_getval(cmdmap, "format", format); + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", "json-pretty")); + if (name == "") { + f->open_array_section("rules"); + osdmap.crush->dump_rules(f.get()); + f->close_section(); + } else { + int ruleno = osdmap.crush->get_rule_id(name); + if (ruleno < 0) { + ss << "unknown crush rule '" << name << "'"; + r = ruleno; + goto reply; + } + osdmap.crush->dump_rule(ruleno, f.get()); + } + ostringstream rs; + f->flush(rs); + rs << "\n"; + rdata.append(rs.str()); + } else if (prefix == "osd crush dump") { + string format; + cmd_getval(cmdmap, "format", format); + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", "json-pretty")); + f->open_object_section("crush_map"); + osdmap.crush->dump(f.get()); + f->close_section(); + ostringstream rs; + f->flush(rs); + rs << "\n"; + rdata.append(rs.str()); + } else if (prefix == "osd crush show-tunables") { + string format; + cmd_getval(cmdmap, "format", format); + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", "json-pretty")); + f->open_object_section("crush_map_tunables"); + osdmap.crush->dump_tunables(f.get()); + f->close_section(); + ostringstream rs; + f->flush(rs); + rs << "\n"; + rdata.append(rs.str()); + } else if (prefix == "osd crush tree") { + string shadow; + cmd_getval(cmdmap, "shadow", shadow); + bool show_shadow = shadow == "--show-shadow"; + boost::scoped_ptr<Formatter> f(Formatter::create(format)); + if (f) { + f->open_object_section("crush_tree"); + osdmap.crush->dump_tree(nullptr, + f.get(), + osdmap.get_pool_names(), + show_shadow); + f->close_section(); + f->flush(rdata); + } else { + ostringstream ss; + osdmap.crush->dump_tree(&ss, + nullptr, + osdmap.get_pool_names(), + show_shadow); + rdata.append(ss.str()); + } + } else if (prefix == "osd crush ls") { + string name; + if (!cmd_getval(cmdmap, "node", name)) { + ss << "no node specified"; + r = -EINVAL; + goto reply; + } + if (!osdmap.crush->name_exists(name)) { + ss << "node '" << name << "' does not exist"; + r = -ENOENT; + goto reply; + } + int id = osdmap.crush->get_item_id(name); + list<int> result; + if (id >= 0) { + result.push_back(id); + } else { + int num = osdmap.crush->get_bucket_size(id); + for (int i = 0; i < num; ++i) { + result.push_back(osdmap.crush->get_bucket_item(id, i)); + } + } + if (f) { + f->open_array_section("items"); + for (auto i : result) { + f->dump_string("item", osdmap.crush->get_item_name(i)); + } + f->close_section(); + f->flush(rdata); + } else { + ostringstream ss; + for (auto i : result) { + ss << osdmap.crush->get_item_name(i) << "\n"; + } + rdata.append(ss.str()); + } + r = 0; + } else if (prefix == "osd crush class ls") { + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", "json-pretty")); + f->open_array_section("crush_classes"); + for (auto i : osdmap.crush->class_name) + f->dump_string("class", i.second); + f->close_section(); + f->flush(rdata); + } else if (prefix == "osd crush class ls-osd") { + string name; + cmd_getval(cmdmap, "class", name); + set<int> osds; + osdmap.crush->get_devices_by_class(name, &osds); + if (f) { + f->open_array_section("osds"); + for (auto &osd: osds) + f->dump_int("osd", osd); + f->close_section(); + f->flush(rdata); + } else { + bool first = true; + for (auto &osd : osds) { + if (!first) + ds << "\n"; + first = false; + ds << osd; + } + rdata.append(ds); + } + } else if (prefix == "osd crush get-device-class") { + vector<string> idvec; + cmd_getval(cmdmap, "ids", idvec); + map<int, string> class_by_osd; + for (auto& id : idvec) { + ostringstream ts; + long osd = parse_osd_id(id.c_str(), &ts); + if (osd < 0) { + ss << "unable to parse osd id:'" << id << "'"; + r = -EINVAL; + goto reply; + } + auto device_class = osdmap.crush->get_item_class(osd); + if (device_class) + class_by_osd[osd] = device_class; + else + class_by_osd[osd] = ""; // no class + } + if (f) { + f->open_array_section("osd_device_classes"); + for (auto& i : class_by_osd) { + f->open_object_section("osd_device_class"); + f->dump_int("osd", i.first); + f->dump_string("device_class", i.second); + f->close_section(); + } + f->close_section(); + f->flush(rdata); + } else { + if (class_by_osd.size() == 1) { + // for single input, make a clean output + ds << class_by_osd.begin()->second; + } else { + // note that we do not group osds by class here + for (auto it = class_by_osd.begin(); + it != class_by_osd.end(); + it++) { + ds << "osd." << it->first << ' ' << it->second; + if (next(it) != class_by_osd.end()) + ds << '\n'; + } + } + rdata.append(ds); + } + } else if (prefix == "osd erasure-code-profile ls") { + const auto &profiles = osdmap.get_erasure_code_profiles(); + if (f) + f->open_array_section("erasure-code-profiles"); + for (auto i = profiles.begin(); i != profiles.end(); ++i) { + if (f) + f->dump_string("profile", i->first.c_str()); + else + rdata.append(i->first + "\n"); + } + if (f) { + f->close_section(); + ostringstream rs; + f->flush(rs); + rs << "\n"; + rdata.append(rs.str()); + } + } else if (prefix == "osd crush weight-set ls") { + boost::scoped_ptr<Formatter> f(Formatter::create(format)); + if (f) { + f->open_array_section("weight_sets"); + if (osdmap.crush->have_choose_args(CrushWrapper::DEFAULT_CHOOSE_ARGS)) { + f->dump_string("pool", "(compat)"); + } + for (auto& i : osdmap.crush->choose_args) { + if (i.first >= 0) { + f->dump_string("pool", osdmap.get_pool_name(i.first)); + } + } + f->close_section(); + f->flush(rdata); + } else { + ostringstream rs; + if (osdmap.crush->have_choose_args(CrushWrapper::DEFAULT_CHOOSE_ARGS)) { + rs << "(compat)\n"; + } + for (auto& i : osdmap.crush->choose_args) { + if (i.first >= 0) { + rs << osdmap.get_pool_name(i.first) << "\n"; + } + } + rdata.append(rs.str()); + } + } else if (prefix == "osd crush weight-set dump") { + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", + "json-pretty")); + osdmap.crush->dump_choose_args(f.get()); + f->flush(rdata); + } else if (prefix == "osd erasure-code-profile get") { + string name; + cmd_getval(cmdmap, "name", name); + if (!osdmap.has_erasure_code_profile(name)) { + ss << "unknown erasure code profile '" << name << "'"; + r = -ENOENT; + goto reply; + } + const map<string,string> &profile = osdmap.get_erasure_code_profile(name); + if (f) + f->open_object_section("profile"); + for (map<string,string>::const_iterator i = profile.begin(); + i != profile.end(); + ++i) { + if (f) + f->dump_string(i->first.c_str(), i->second.c_str()); + else + rdata.append(i->first + "=" + i->second + "\n"); + } + if (f) { + f->close_section(); + ostringstream rs; + f->flush(rs); + rs << "\n"; + rdata.append(rs.str()); + } + } else if (prefix == "osd pool application get") { + boost::scoped_ptr<Formatter> f(Formatter::create(format, "json-pretty", + "json-pretty")); + string pool_name; + cmd_getval(cmdmap, "pool", pool_name); + string app; + cmd_getval(cmdmap, "app", app); + string key; + cmd_getval(cmdmap, "key", key); + + if (pool_name.empty()) { + // all + f->open_object_section("pools"); + for (const auto &pool : osdmap.pools) { + std::string name("<unknown>"); + const auto &pni = osdmap.pool_name.find(pool.first); + if (pni != osdmap.pool_name.end()) + name = pni->second; + f->open_object_section(name.c_str()); + for (auto &app_pair : pool.second.application_metadata) { + f->open_object_section(app_pair.first.c_str()); + for (auto &kv_pair : app_pair.second) { + f->dump_string(kv_pair.first.c_str(), kv_pair.second); + } + f->close_section(); + } + f->close_section(); // name + } + f->close_section(); // pools + f->flush(rdata); + } else { + int64_t pool = osdmap.lookup_pg_pool_name(pool_name.c_str()); + if (pool < 0) { + ss << "unrecognized pool '" << pool_name << "'"; + r = -ENOENT; + goto reply; + } + auto p = osdmap.get_pg_pool(pool); + // filter by pool + if (app.empty()) { + f->open_object_section(pool_name.c_str()); + for (auto &app_pair : p->application_metadata) { + f->open_object_section(app_pair.first.c_str()); + for (auto &kv_pair : app_pair.second) { + f->dump_string(kv_pair.first.c_str(), kv_pair.second); + } + f->close_section(); // application + } + f->close_section(); // pool_name + f->flush(rdata); + goto reply; + } + + auto app_it = p->application_metadata.find(app); + if (app_it == p->application_metadata.end()) { + ss << "pool '" << pool_name << "' has no application '" << app << "'"; + r = -ENOENT; + goto reply; + } + // filter by pool + app + if (key.empty()) { + f->open_object_section(app_it->first.c_str()); + for (auto &kv_pair : app_it->second) { + f->dump_string(kv_pair.first.c_str(), kv_pair.second); + } + f->close_section(); // application + f->flush(rdata); + goto reply; + } + // filter by pool + app + key + auto key_it = app_it->second.find(key); + if (key_it == app_it->second.end()) { + ss << "application '" << app << "' on pool '" << pool_name + << "' does not have key '" << key << "'"; + r = -ENOENT; + goto reply; + } + ss << key_it->second << "\n"; + rdata.append(ss.str()); + ss.str(""); + } + } else if (prefix == "osd get-require-min-compat-client") { + ss << osdmap.require_min_compat_client << std::endl; + rdata.append(ss.str()); + ss.str(""); + goto reply; + } else if (prefix == "osd pool application enable" || + prefix == "osd pool application disable" || + prefix == "osd pool application set" || + prefix == "osd pool application rm") { + bool changed = false; + r = preprocess_command_pool_application(prefix, cmdmap, ss, &changed); + if (r != 0) { + // Error, reply. + goto reply; + } else if (changed) { + // Valid mutation, proceed to prepare phase + return false; + } else { + // Idempotent case, reply + goto reply; + } + } else { + // try prepare update + return false; + } + + reply: + string rs; + getline(ss, rs); + mon.reply_command(op, r, rs, rdata, get_last_committed()); + return true; +} + +void OSDMonitor::set_pool_flags(int64_t pool_id, uint64_t flags) +{ + pg_pool_t *pool = pending_inc.get_new_pool(pool_id, + osdmap.get_pg_pool(pool_id)); + ceph_assert(pool); + pool->set_flag(flags); +} + +void OSDMonitor::clear_pool_flags(int64_t pool_id, uint64_t flags) +{ + pg_pool_t *pool = pending_inc.get_new_pool(pool_id, + osdmap.get_pg_pool(pool_id)); + ceph_assert(pool); + pool->unset_flag(flags); +} + +string OSDMonitor::make_purged_snap_epoch_key(epoch_t epoch) +{ + char k[80]; + snprintf(k, sizeof(k), "purged_epoch_%08lx", (unsigned long)epoch); + return k; +} + +string OSDMonitor::make_purged_snap_key(int64_t pool, snapid_t snap) +{ + char k[80]; + snprintf(k, sizeof(k), "purged_snap_%llu_%016llx", + (unsigned long long)pool, (unsigned long long)snap); + return k; +} + +string OSDMonitor::make_purged_snap_key_value( + int64_t pool, snapid_t snap, snapid_t num, + epoch_t epoch, bufferlist *v) +{ + // encode the *last* epoch in the key so that we can use forward + // iteration only to search for an epoch in an interval. + encode(snap, *v); + encode(snap + num, *v); + encode(epoch, *v); + return make_purged_snap_key(pool, snap + num - 1); +} + + +int OSDMonitor::lookup_purged_snap( + int64_t pool, snapid_t snap, + snapid_t *begin, snapid_t *end) +{ + string k = make_purged_snap_key(pool, snap); + auto it = mon.store->get_iterator(OSD_SNAP_PREFIX); + it->lower_bound(k); + if (!it->valid()) { + dout(20) << __func__ + << " pool " << pool << " snap " << snap + << " - key '" << k << "' not found" << dendl; + return -ENOENT; + } + if (it->key().find("purged_snap_") != 0) { + dout(20) << __func__ + << " pool " << pool << " snap " << snap + << " - key '" << k << "' got '" << it->key() + << "', wrong prefix" << dendl; + return -ENOENT; + } + string gotk = it->key(); + const char *format = "purged_snap_%llu_"; + long long int keypool; + int n = sscanf(gotk.c_str(), format, &keypool); + if (n != 1) { + derr << __func__ << " invalid k '" << gotk << "'" << dendl; + return -ENOENT; + } + if (pool != keypool) { + dout(20) << __func__ + << " pool " << pool << " snap " << snap + << " - key '" << k << "' got '" << gotk + << "', wrong pool " << keypool + << dendl; + return -ENOENT; + } + bufferlist v = it->value(); + auto p = v.cbegin(); + decode(*begin, p); + decode(*end, p); + if (snap < *begin || snap >= *end) { + dout(20) << __func__ + << " pool " << pool << " snap " << snap + << " - found [" << *begin << "," << *end << "), no overlap" + << dendl; + return -ENOENT; + } + return 0; +} + +void OSDMonitor::insert_purged_snap_update( + int64_t pool, + snapid_t start, snapid_t end, + epoch_t epoch, + MonitorDBStore::TransactionRef t) +{ + snapid_t before_begin, before_end; + snapid_t after_begin, after_end; + int b = lookup_purged_snap(pool, start - 1, + &before_begin, &before_end); + int a = lookup_purged_snap(pool, end, + &after_begin, &after_end); + if (!b && !a) { + dout(10) << __func__ + << " [" << start << "," << end << ") - joins [" + << before_begin << "," << before_end << ") and [" + << after_begin << "," << after_end << ")" << dendl; + // erase only the begin record; we'll overwrite the end one. + t->erase(OSD_SNAP_PREFIX, make_purged_snap_key(pool, before_end - 1)); + bufferlist v; + string k = make_purged_snap_key_value(pool, + before_begin, after_end - before_begin, + pending_inc.epoch, &v); + t->put(OSD_SNAP_PREFIX, k, v); + } else if (!b) { + dout(10) << __func__ + << " [" << start << "," << end << ") - join with earlier [" + << before_begin << "," << before_end << ")" << dendl; + t->erase(OSD_SNAP_PREFIX, make_purged_snap_key(pool, before_end - 1)); + bufferlist v; + string k = make_purged_snap_key_value(pool, + before_begin, end - before_begin, + pending_inc.epoch, &v); + t->put(OSD_SNAP_PREFIX, k, v); + } else if (!a) { + dout(10) << __func__ + << " [" << start << "," << end << ") - join with later [" + << after_begin << "," << after_end << ")" << dendl; + // overwrite after record + bufferlist v; + string k = make_purged_snap_key_value(pool, + start, after_end - start, + pending_inc.epoch, &v); + t->put(OSD_SNAP_PREFIX, k, v); + } else { + dout(10) << __func__ + << " [" << start << "," << end << ") - new" + << dendl; + bufferlist v; + string k = make_purged_snap_key_value(pool, + start, end - start, + pending_inc.epoch, &v); + t->put(OSD_SNAP_PREFIX, k, v); + } +} + +bool OSDMonitor::try_prune_purged_snaps() +{ + if (!mon.mgrstatmon()->is_readable()) { + return false; + } + if (!pending_inc.new_purged_snaps.empty()) { + return false; // we already pruned for this epoch + } + + unsigned max_prune = cct->_conf.get_val<uint64_t>( + "mon_max_snap_prune_per_epoch"); + if (!max_prune) { + max_prune = 100000; + } + dout(10) << __func__ << " max_prune " << max_prune << dendl; + + unsigned actually_pruned = 0; + auto& purged_snaps = mon.mgrstatmon()->get_digest().purged_snaps; + for (auto& p : osdmap.get_pools()) { + auto q = purged_snaps.find(p.first); + if (q == purged_snaps.end()) { + continue; + } + auto& purged = q->second; + if (purged.empty()) { + dout(20) << __func__ << " " << p.first << " nothing purged" << dendl; + continue; + } + dout(20) << __func__ << " pool " << p.first << " purged " << purged << dendl; + snap_interval_set_t to_prune; + unsigned maybe_pruned = actually_pruned; + for (auto i = purged.begin(); i != purged.end(); ++i) { + snapid_t begin = i.get_start(); + auto end = i.get_start() + i.get_len(); + snapid_t pbegin = 0, pend = 0; + int r = lookup_purged_snap(p.first, begin, &pbegin, &pend); + if (r == 0) { + // already purged. + // be a bit aggressive about backing off here, because the mon may + // do a lot of work going through this set, and if we know the + // purged set from the OSDs is at least *partly* stale we may as + // well wait for it to be fresh. + dout(20) << __func__ << " we've already purged " << pbegin + << "~" << (pend - pbegin) << dendl; + break; // next pool + } + if (pbegin && pbegin > begin && pbegin < end) { + // the tail of [begin,end) is purged; shorten the range + end = pbegin; + } + to_prune.insert(begin, end - begin); + maybe_pruned += end - begin; + if (maybe_pruned >= max_prune) { + break; + } + } + if (!to_prune.empty()) { + // PGs may still be reporting things as purged that we have already + // pruned from removed_snaps_queue. + snap_interval_set_t actual; + auto r = osdmap.removed_snaps_queue.find(p.first); + if (r != osdmap.removed_snaps_queue.end()) { + actual.intersection_of(to_prune, r->second); + } + actually_pruned += actual.size(); + dout(10) << __func__ << " pool " << p.first << " reports pruned " << to_prune + << ", actual pruned " << actual << dendl; + if (!actual.empty()) { + pending_inc.new_purged_snaps[p.first].swap(actual); + } + } + if (actually_pruned >= max_prune) { + break; + } + } + dout(10) << __func__ << " actually pruned " << actually_pruned << dendl; + return !!actually_pruned; +} + +bool OSDMonitor::update_pools_status() +{ + if (!mon.mgrstatmon()->is_readable()) + return false; + + bool ret = false; + + auto& pools = osdmap.get_pools(); + for (auto it = pools.begin(); it != pools.end(); ++it) { + const pool_stat_t *pstat = mon.mgrstatmon()->get_pool_stat(it->first); + if (!pstat) + continue; + const object_stat_sum_t& sum = pstat->stats.sum; + const pg_pool_t &pool = it->second; + const string& pool_name = osdmap.get_pool_name(it->first); + + bool pool_is_full = + (pool.quota_max_bytes > 0 && (uint64_t)sum.num_bytes >= pool.quota_max_bytes) || + (pool.quota_max_objects > 0 && (uint64_t)sum.num_objects >= pool.quota_max_objects); + + if (pool.has_flag(pg_pool_t::FLAG_FULL_QUOTA)) { + if (pool_is_full) + continue; + + mon.clog->info() << "pool '" << pool_name + << "' no longer out of quota; removing NO_QUOTA flag"; + // below we cancel FLAG_FULL too, we'll set it again in + // OSDMonitor::encode_pending if it still fails the osd-full checking. + clear_pool_flags(it->first, + pg_pool_t::FLAG_FULL_QUOTA | pg_pool_t::FLAG_FULL); + ret = true; + } else { + if (!pool_is_full) + continue; + + if (pool.quota_max_bytes > 0 && + (uint64_t)sum.num_bytes >= pool.quota_max_bytes) { + mon.clog->warn() << "pool '" << pool_name << "' is full" + << " (reached quota's max_bytes: " + << byte_u_t(pool.quota_max_bytes) << ")"; + } + if (pool.quota_max_objects > 0 && + (uint64_t)sum.num_objects >= pool.quota_max_objects) { + mon.clog->warn() << "pool '" << pool_name << "' is full" + << " (reached quota's max_objects: " + << pool.quota_max_objects << ")"; + } + // set both FLAG_FULL_QUOTA and FLAG_FULL + // note that below we try to cancel FLAG_BACKFILLFULL/NEARFULL too + // since FLAG_FULL should always take precedence + set_pool_flags(it->first, + pg_pool_t::FLAG_FULL_QUOTA | pg_pool_t::FLAG_FULL); + clear_pool_flags(it->first, + pg_pool_t::FLAG_NEARFULL | + pg_pool_t::FLAG_BACKFILLFULL); + ret = true; + } + } + return ret; +} + +int OSDMonitor::prepare_new_pool(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MPoolOp>(); + dout(10) << "prepare_new_pool from " << m->get_connection() << dendl; + MonSession *session = op->get_session(); + if (!session) + return -EPERM; + string erasure_code_profile; + stringstream ss; + string rule_name; + bool bulk = false; + int ret = 0; + ret = prepare_new_pool(m->name, m->crush_rule, rule_name, + 0, 0, 0, 0, 0, 0, 0.0, + erasure_code_profile, + pg_pool_t::TYPE_REPLICATED, 0, FAST_READ_OFF, {}, bulk, + &ss); + + if (ret < 0) { + dout(10) << __func__ << " got " << ret << " " << ss.str() << dendl; + } + return ret; +} + +int OSDMonitor::crush_rename_bucket(const string& srcname, + const string& dstname, + ostream *ss) +{ + int ret; + // + // Avoid creating a pending crush if it does not already exists and + // the rename would fail. + // + if (!_have_pending_crush()) { + ret = _get_stable_crush().can_rename_bucket(srcname, + dstname, + ss); + if (ret) + return ret; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + ret = newcrush.rename_bucket(srcname, + dstname, + ss); + if (ret) + return ret; + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + *ss << "renamed bucket " << srcname << " into " << dstname; + return 0; +} + +void OSDMonitor::check_legacy_ec_plugin(const string& plugin, const string& profile) const +{ + string replacement = ""; + + if (plugin == "jerasure_generic" || + plugin == "jerasure_sse3" || + plugin == "jerasure_sse4" || + plugin == "jerasure_neon") { + replacement = "jerasure"; + } else if (plugin == "shec_generic" || + plugin == "shec_sse3" || + plugin == "shec_sse4" || + plugin == "shec_neon") { + replacement = "shec"; + } + + if (replacement != "") { + dout(0) << "WARNING: erasure coding profile " << profile << " uses plugin " + << plugin << " that has been deprecated. Please use " + << replacement << " instead." << dendl; + } +} + +int OSDMonitor::normalize_profile(const string& profilename, + ErasureCodeProfile &profile, + bool force, + ostream *ss) +{ + ErasureCodeInterfaceRef erasure_code; + ErasureCodePluginRegistry &instance = ErasureCodePluginRegistry::instance(); + ErasureCodeProfile::const_iterator plugin = profile.find("plugin"); + check_legacy_ec_plugin(plugin->second, profilename); + int err = instance.factory(plugin->second, + g_conf().get_val<std::string>("erasure_code_dir"), + profile, &erasure_code, ss); + if (err) { + return err; + } + + err = erasure_code->init(profile, ss); + if (err) { + return err; + } + + auto it = profile.find("stripe_unit"); + if (it != profile.end()) { + string err_str; + uint32_t stripe_unit = strict_iecstrtoll(it->second.c_str(), &err_str); + if (!err_str.empty()) { + *ss << "could not parse stripe_unit '" << it->second + << "': " << err_str << std::endl; + return -EINVAL; + } + uint32_t data_chunks = erasure_code->get_data_chunk_count(); + uint32_t chunk_size = erasure_code->get_chunk_size(stripe_unit * data_chunks); + if (chunk_size != stripe_unit) { + *ss << "stripe_unit " << stripe_unit << " does not match ec profile " + << "alignment. Would be padded to " << chunk_size + << std::endl; + return -EINVAL; + } + if ((stripe_unit % 4096) != 0 && !force) { + *ss << "stripe_unit should be a multiple of 4096 bytes for best performance." + << "use --force to override this check" << std::endl; + return -EINVAL; + } + } + return 0; +} + +int OSDMonitor::crush_rule_create_erasure(const string &name, + const string &profile, + int *rule, + ostream *ss) +{ + int ruleid = osdmap.crush->get_rule_id(name); + if (ruleid != -ENOENT) { + *rule = osdmap.crush->get_rule_mask_ruleset(ruleid); + return -EEXIST; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + ruleid = newcrush.get_rule_id(name); + if (ruleid != -ENOENT) { + *rule = newcrush.get_rule_mask_ruleset(ruleid); + return -EALREADY; + } else { + ErasureCodeInterfaceRef erasure_code; + int err = get_erasure_code(profile, &erasure_code, ss); + if (err) { + *ss << "failed to load plugin using profile " << profile << std::endl; + return err; + } + + err = erasure_code->create_rule(name, newcrush, ss); + erasure_code.reset(); + if (err < 0) + return err; + *rule = err; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + return 0; + } +} + +int OSDMonitor::get_erasure_code(const string &erasure_code_profile, + ErasureCodeInterfaceRef *erasure_code, + ostream *ss) const +{ + if (pending_inc.has_erasure_code_profile(erasure_code_profile)) + return -EAGAIN; + ErasureCodeProfile profile = + osdmap.get_erasure_code_profile(erasure_code_profile); + ErasureCodeProfile::const_iterator plugin = + profile.find("plugin"); + if (plugin == profile.end()) { + *ss << "cannot determine the erasure code plugin" + << " because there is no 'plugin' entry in the erasure_code_profile " + << profile << std::endl; + return -EINVAL; + } + check_legacy_ec_plugin(plugin->second, erasure_code_profile); + auto& instance = ErasureCodePluginRegistry::instance(); + return instance.factory(plugin->second, + g_conf().get_val<std::string>("erasure_code_dir"), + profile, erasure_code, ss); +} + +int OSDMonitor::check_cluster_features(uint64_t features, + stringstream &ss) +{ + stringstream unsupported_ss; + int unsupported_count = 0; + if ((mon.get_quorum_con_features() & features) != features) { + unsupported_ss << "the monitor cluster"; + ++unsupported_count; + } + + set<int32_t> up_osds; + osdmap.get_up_osds(up_osds); + for (set<int32_t>::iterator it = up_osds.begin(); + it != up_osds.end(); ++it) { + const osd_xinfo_t &xi = osdmap.get_xinfo(*it); + if ((xi.features & features) != features) { + if (unsupported_count > 0) + unsupported_ss << ", "; + unsupported_ss << "osd." << *it; + unsupported_count ++; + } + } + + if (unsupported_count > 0) { + ss << "features " << features << " unsupported by: " + << unsupported_ss.str(); + return -ENOTSUP; + } + + // check pending osd state, too! + for (map<int32_t,osd_xinfo_t>::const_iterator p = + pending_inc.new_xinfo.begin(); + p != pending_inc.new_xinfo.end(); ++p) { + const osd_xinfo_t &xi = p->second; + if ((xi.features & features) != features) { + dout(10) << __func__ << " pending osd." << p->first + << " features are insufficient; retry" << dendl; + return -EAGAIN; + } + } + + return 0; +} + +bool OSDMonitor::validate_crush_against_features(const CrushWrapper *newcrush, + stringstream& ss) +{ + OSDMap::Incremental new_pending = pending_inc; + encode(*newcrush, new_pending.crush, mon.get_quorum_con_features()); + OSDMap newmap; + newmap.deepish_copy_from(osdmap); + newmap.apply_incremental(new_pending); + + // client compat + if (newmap.require_min_compat_client != ceph_release_t::unknown) { + auto mv = newmap.get_min_compat_client(); + if (mv > newmap.require_min_compat_client) { + ss << "new crush map requires client version " << mv + << " but require_min_compat_client is " + << newmap.require_min_compat_client; + return false; + } + } + + // osd compat + uint64_t features = + newmap.get_features(CEPH_ENTITY_TYPE_MON, NULL) | + newmap.get_features(CEPH_ENTITY_TYPE_OSD, NULL); + stringstream features_ss; + int r = check_cluster_features(features, features_ss); + if (r) { + ss << "Could not change CRUSH: " << features_ss.str(); + return false; + } + + return true; +} + +bool OSDMonitor::erasure_code_profile_in_use( + const mempool::osdmap::map<int64_t, pg_pool_t> &pools, + const string &profile, + ostream *ss) +{ + bool found = false; + for (map<int64_t, pg_pool_t>::const_iterator p = pools.begin(); + p != pools.end(); + ++p) { + if (p->second.erasure_code_profile == profile && p->second.is_erasure()) { + *ss << osdmap.pool_name[p->first] << " "; + found = true; + } + } + if (found) { + *ss << "pool(s) are using the erasure code profile '" << profile << "'"; + } + return found; +} + +int OSDMonitor::parse_erasure_code_profile(const vector<string> &erasure_code_profile, + map<string,string> *erasure_code_profile_map, + ostream *ss) +{ + int r = g_conf().with_val<string>("osd_pool_default_erasure_code_profile", + get_json_str_map, + *ss, + erasure_code_profile_map, + true); + if (r) + return r; + ceph_assert((*erasure_code_profile_map).count("plugin")); + string default_plugin = (*erasure_code_profile_map)["plugin"]; + map<string,string> user_map; + for (vector<string>::const_iterator i = erasure_code_profile.begin(); + i != erasure_code_profile.end(); + ++i) { + size_t equal = i->find('='); + if (equal == string::npos) { + user_map[*i] = string(); + (*erasure_code_profile_map)[*i] = string(); + } else { + const string key = i->substr(0, equal); + equal++; + const string value = i->substr(equal); + if (key.find("ruleset-") == 0) { + *ss << "property '" << key << "' is no longer supported; try " + << "'crush-" << key.substr(8) << "' instead"; + return -EINVAL; + } + user_map[key] = value; + (*erasure_code_profile_map)[key] = value; + } + } + + if (user_map.count("plugin") && user_map["plugin"] != default_plugin) + (*erasure_code_profile_map) = user_map; + + return 0; +} + +int OSDMonitor::prepare_pool_size(const unsigned pool_type, + const string &erasure_code_profile, + uint8_t repl_size, + unsigned *size, unsigned *min_size, + ostream *ss) +{ + int err = 0; + bool set_min_size = false; + switch (pool_type) { + case pg_pool_t::TYPE_REPLICATED: + if (osdmap.stretch_mode_enabled) { + if (repl_size == 0) + repl_size = g_conf().get_val<uint64_t>("mon_stretch_pool_size"); + if (repl_size != g_conf().get_val<uint64_t>("mon_stretch_pool_size")) { + *ss << "prepare_pool_size: we are in stretch mode but size " + << repl_size << " does not match!"; + return -EINVAL; + } + *min_size = g_conf().get_val<uint64_t>("mon_stretch_pool_min_size"); + set_min_size = true; + } + if (repl_size == 0) { + repl_size = g_conf().get_val<uint64_t>("osd_pool_default_size"); + } + *size = repl_size; + if (!set_min_size) + *min_size = g_conf().get_osd_pool_default_min_size(repl_size); + break; + case pg_pool_t::TYPE_ERASURE: + { + if (osdmap.stretch_mode_enabled) { + *ss << "prepare_pool_size: we are in stretch mode; cannot create EC pools!"; + return -EINVAL; + } + ErasureCodeInterfaceRef erasure_code; + err = get_erasure_code(erasure_code_profile, &erasure_code, ss); + if (err == 0) { + *size = erasure_code->get_chunk_count(); + *min_size = + erasure_code->get_data_chunk_count() + + std::min<int>(1, erasure_code->get_coding_chunk_count() - 1); + assert(*min_size <= *size); + assert(*min_size >= erasure_code->get_data_chunk_count()); + } + } + break; + default: + *ss << "prepare_pool_size: " << pool_type << " is not a known pool type"; + err = -EINVAL; + break; + } + return err; +} + +int OSDMonitor::prepare_pool_stripe_width(const unsigned pool_type, + const string &erasure_code_profile, + uint32_t *stripe_width, + ostream *ss) +{ + int err = 0; + switch (pool_type) { + case pg_pool_t::TYPE_REPLICATED: + // ignored + break; + case pg_pool_t::TYPE_ERASURE: + { + ErasureCodeProfile profile = + osdmap.get_erasure_code_profile(erasure_code_profile); + ErasureCodeInterfaceRef erasure_code; + err = get_erasure_code(erasure_code_profile, &erasure_code, ss); + if (err) + break; + uint32_t data_chunks = erasure_code->get_data_chunk_count(); + uint32_t stripe_unit = g_conf().get_val<Option::size_t>("osd_pool_erasure_code_stripe_unit"); + auto it = profile.find("stripe_unit"); + if (it != profile.end()) { + string err_str; + stripe_unit = strict_iecstrtoll(it->second.c_str(), &err_str); + ceph_assert(err_str.empty()); + } + *stripe_width = data_chunks * + erasure_code->get_chunk_size(stripe_unit * data_chunks); + } + break; + default: + *ss << "prepare_pool_stripe_width: " + << pool_type << " is not a known pool type"; + err = -EINVAL; + break; + } + return err; +} + +int OSDMonitor::get_replicated_stretch_crush_rule() +{ + /* we don't write down the stretch rule anywhere, so + * we have to guess it. How? Look at all the pools + * and count up how many times a given rule is used + * on stretch pools and then return the one with + * the most users! + */ + map<int,int> rule_counts; + for (const auto& pooli : osdmap.pools) { + const pg_pool_t& p = pooli.second; + if (p.is_replicated() && p.is_stretch_pool()) { + if (!rule_counts.count(p.crush_rule)) { + rule_counts[p.crush_rule] = 1; + } else { + ++rule_counts[p.crush_rule]; + } + } + } + + if (rule_counts.empty()) { + return -ENOENT; + } + + int most_used_count = 0; + int most_used_rule = -1; + for (auto i : rule_counts) { + if (i.second > most_used_count) { + most_used_rule = i.first; + most_used_count = i.second; + } + } + ceph_assert(most_used_count > 0); + ceph_assert(most_used_rule >= 0); + return most_used_rule; +} + +int OSDMonitor::prepare_pool_crush_rule(const unsigned pool_type, + const string &erasure_code_profile, + const string &rule_name, + int *crush_rule, + ostream *ss) +{ + + if (*crush_rule < 0) { + switch (pool_type) { + case pg_pool_t::TYPE_REPLICATED: + { + if (rule_name == "") { + if (osdmap.stretch_mode_enabled) { + *crush_rule = get_replicated_stretch_crush_rule(); + } else { + // Use default rule + *crush_rule = osdmap.crush->get_osd_pool_default_crush_replicated_ruleset(cct); + } + if (*crush_rule < 0) { + // Errors may happen e.g. if no valid rule is available + *ss << "No suitable CRUSH rule exists, check " + << "'osd pool default crush *' config options"; + return -ENOENT; + } + } else { + return get_crush_rule(rule_name, crush_rule, ss); + } + } + break; + case pg_pool_t::TYPE_ERASURE: + { + int err = crush_rule_create_erasure(rule_name, + erasure_code_profile, + crush_rule, ss); + switch (err) { + case -EALREADY: + dout(20) << "prepare_pool_crush_rule: rule " + << rule_name << " try again" << dendl; + // fall through + case 0: + // need to wait for the crush rule to be proposed before proceeding + err = -EAGAIN; + break; + case -EEXIST: + err = 0; + break; + } + return err; + } + break; + default: + *ss << "prepare_pool_crush_rule: " << pool_type + << " is not a known pool type"; + return -EINVAL; + } + } else { + if (!osdmap.crush->ruleset_exists(*crush_rule)) { + *ss << "CRUSH rule " << *crush_rule << " not found"; + return -ENOENT; + } + } + + return 0; +} + +int OSDMonitor::get_crush_rule(const string &rule_name, + int *crush_rule, + ostream *ss) +{ + int ret; + ret = osdmap.crush->get_rule_id(rule_name); + if (ret != -ENOENT) { + // found it, use it + *crush_rule = ret; + } else { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + ret = newcrush.get_rule_id(rule_name); + if (ret != -ENOENT) { + // found it, wait for it to be proposed + dout(20) << __func__ << ": rule " << rule_name + << " try again" << dendl; + return -EAGAIN; + } else { + // Cannot find it , return error + *ss << "specified rule " << rule_name << " doesn't exist"; + return ret; + } + } + return 0; +} + +int OSDMonitor::check_pg_num(int64_t pool, int pg_num, int size, ostream *ss) +{ + auto max_pgs_per_osd = g_conf().get_val<uint64_t>("mon_max_pg_per_osd"); + auto num_osds = std::max(osdmap.get_num_in_osds(), 3u); // assume min cluster size 3 + auto max_pgs = max_pgs_per_osd * num_osds; + uint64_t projected = 0; + if (pool < 0) { + projected += pg_num * size; + } + for (const auto& i : osdmap.get_pools()) { + if (i.first == pool) { + projected += pg_num * size; + } else { + projected += i.second.get_pg_num_target() * i.second.get_size(); + } + } + if (projected > max_pgs) { + if (pool >= 0) { + *ss << "pool id " << pool; + } + *ss << " pg_num " << pg_num << " size " << size + << " would mean " << projected + << " total pgs, which exceeds max " << max_pgs + << " (mon_max_pg_per_osd " << max_pgs_per_osd + << " * num_in_osds " << num_osds << ")"; + return -ERANGE; + } + return 0; +} + +/** + * @param name The name of the new pool + * @param crush_rule The crush rule to use. If <0, will use the system default + * @param crush_rule_name The crush rule to use, if crush_rulset <0 + * @param pg_num The pg_num to use. If set to 0, will use the system default + * @param pgp_num The pgp_num to use. If set to 0, will use the system default + * @param pg_num_min min pg_num + * @param pg_num_max max pg_num + * @param repl_size Replication factor, or 0 for default + * @param erasure_code_profile The profile name in OSDMap to be used for erasure code + * @param pool_type TYPE_ERASURE, or TYPE_REP + * @param expected_num_objects expected number of objects on the pool + * @param fast_read fast read type. + * @param ss human readable error message, if any. + * + * @return 0 on success, negative errno on failure. + */ +int OSDMonitor::prepare_new_pool(string& name, + int crush_rule, + const string &crush_rule_name, + unsigned pg_num, unsigned pgp_num, + unsigned pg_num_min, + unsigned pg_num_max, + const uint64_t repl_size, + const uint64_t target_size_bytes, + const float target_size_ratio, + const string &erasure_code_profile, + const unsigned pool_type, + const uint64_t expected_num_objects, + FastReadType fast_read, + const string& pg_autoscale_mode, + bool bulk, + ostream *ss) +{ + if (name.length() == 0) + return -EINVAL; + if (pg_num == 0) + pg_num = g_conf().get_val<uint64_t>("osd_pool_default_pg_num"); + if (pgp_num == 0) + pgp_num = g_conf().get_val<uint64_t>("osd_pool_default_pgp_num"); + if (!pgp_num) + pgp_num = pg_num; + if (pg_num > g_conf().get_val<uint64_t>("mon_max_pool_pg_num")) { + *ss << "'pg_num' must be greater than 0 and less than or equal to " + << g_conf().get_val<uint64_t>("mon_max_pool_pg_num") + << " (you may adjust 'mon max pool pg num' for higher values)"; + return -ERANGE; + } + if (pgp_num > pg_num) { + *ss << "'pgp_num' must be greater than 0 and lower or equal than 'pg_num'" + << ", which in this case is " << pg_num; + return -ERANGE; + } + if (pool_type == pg_pool_t::TYPE_REPLICATED && fast_read == FAST_READ_ON) { + *ss << "'fast_read' can only apply to erasure coding pool"; + return -EINVAL; + } + int r; + r = prepare_pool_crush_rule(pool_type, erasure_code_profile, + crush_rule_name, &crush_rule, ss); + if (r) { + dout(10) << "prepare_pool_crush_rule returns " << r << dendl; + return r; + } + if (g_conf()->mon_osd_crush_smoke_test) { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + ostringstream err; + CrushTester tester(newcrush, err); + tester.set_min_x(0); + tester.set_max_x(50); + tester.set_rule(crush_rule); + auto start = ceph::coarse_mono_clock::now(); + r = tester.test_with_fork(g_conf()->mon_lease); + auto duration = ceph::coarse_mono_clock::now() - start; + if (r < 0) { + dout(10) << "tester.test_with_fork returns " << r + << ": " << err.str() << dendl; + *ss << "crush test failed with " << r << ": " << err.str(); + return r; + } + dout(10) << __func__ << " crush smoke test duration: " + << duration << dendl; + } + unsigned size, min_size; + r = prepare_pool_size(pool_type, erasure_code_profile, repl_size, + &size, &min_size, ss); + if (r) { + dout(10) << "prepare_pool_size returns " << r << dendl; + return r; + } + r = check_pg_num(-1, pg_num, size, ss); + if (r) { + dout(10) << "check_pg_num returns " << r << dendl; + return r; + } + + if (!osdmap.crush->check_crush_rule(crush_rule, pool_type, size, *ss)) { + return -EINVAL; + } + + uint32_t stripe_width = 0; + r = prepare_pool_stripe_width(pool_type, erasure_code_profile, &stripe_width, ss); + if (r) { + dout(10) << "prepare_pool_stripe_width returns " << r << dendl; + return r; + } + + bool fread = false; + if (pool_type == pg_pool_t::TYPE_ERASURE) { + switch (fast_read) { + case FAST_READ_OFF: + fread = false; + break; + case FAST_READ_ON: + fread = true; + break; + case FAST_READ_DEFAULT: + fread = g_conf()->osd_pool_default_ec_fast_read; + break; + default: + *ss << "invalid fast_read setting: " << fast_read; + return -EINVAL; + } + } + + for (map<int64_t,string>::iterator p = pending_inc.new_pool_names.begin(); + p != pending_inc.new_pool_names.end(); + ++p) { + if (p->second == name) + return 0; + } + + if (-1 == pending_inc.new_pool_max) + pending_inc.new_pool_max = osdmap.pool_max; + int64_t pool = ++pending_inc.new_pool_max; + pg_pool_t empty; + pg_pool_t *pi = pending_inc.get_new_pool(pool, &empty); + pi->create_time = ceph_clock_now(); + pi->type = pool_type; + pi->fast_read = fread; + pi->flags = g_conf()->osd_pool_default_flags; + if (bulk) { + pi->set_flag(pg_pool_t::FLAG_BULK); + } else if (g_conf()->osd_pool_default_flag_bulk) { + pi->set_flag(pg_pool_t::FLAG_BULK); + } + if (g_conf()->osd_pool_default_flag_hashpspool) + pi->set_flag(pg_pool_t::FLAG_HASHPSPOOL); + if (g_conf()->osd_pool_default_flag_nodelete) + pi->set_flag(pg_pool_t::FLAG_NODELETE); + if (g_conf()->osd_pool_default_flag_nopgchange) + pi->set_flag(pg_pool_t::FLAG_NOPGCHANGE); + if (g_conf()->osd_pool_default_flag_nosizechange) + pi->set_flag(pg_pool_t::FLAG_NOSIZECHANGE); + pi->set_flag(pg_pool_t::FLAG_CREATING); + if (g_conf()->osd_pool_use_gmt_hitset) + pi->use_gmt_hitset = true; + else + pi->use_gmt_hitset = false; + + pi->size = size; + pi->min_size = min_size; + pi->crush_rule = crush_rule; + pi->expected_num_objects = expected_num_objects; + pi->object_hash = CEPH_STR_HASH_RJENKINS; + if (osdmap.stretch_mode_enabled) { + pi->peering_crush_bucket_count = osdmap.stretch_bucket_count; + pi->peering_crush_bucket_target = osdmap.stretch_bucket_count; + pi->peering_crush_bucket_barrier = osdmap.stretch_mode_bucket; + pi->peering_crush_mandatory_member = CRUSH_ITEM_NONE; + if (osdmap.degraded_stretch_mode) { + pi->peering_crush_bucket_count = osdmap.degraded_stretch_mode; + pi->peering_crush_bucket_target = osdmap.degraded_stretch_mode; + // pi->peering_crush_bucket_mandatory_member = CRUSH_ITEM_NONE; + // TODO: drat, we don't record this ^ anywhere, though given that it + // necessarily won't exist elsewhere it likely doesn't matter + pi->min_size = pi->min_size / 2; + pi->size = pi->size / 2; // only support 2 zones now + } + } + + if (auto m = pg_pool_t::get_pg_autoscale_mode_by_name( + g_conf().get_val<string>("osd_pool_default_pg_autoscale_mode")); + m != pg_pool_t::pg_autoscale_mode_t::UNKNOWN) { + pi->pg_autoscale_mode = m; + } else { + pi->pg_autoscale_mode = pg_pool_t::pg_autoscale_mode_t::OFF; + } + auto max = g_conf().get_val<int64_t>("mon_osd_max_initial_pgs"); + pi->set_pg_num( + max > 0 ? std::min<uint64_t>(pg_num, std::max<int64_t>(1, max)) + : pg_num); + pi->set_pg_num_pending(pi->get_pg_num()); + pi->set_pg_num_target(pg_num); + pi->set_pgp_num(pi->get_pg_num()); + pi->set_pgp_num_target(pgp_num); + if (osdmap.require_osd_release >= ceph_release_t::nautilus && + pg_num_min) { + pi->opts.set(pool_opts_t::PG_NUM_MIN, static_cast<int64_t>(pg_num_min)); + } + if (osdmap.require_osd_release >= ceph_release_t::pacific && + pg_num_max) { + pi->opts.set(pool_opts_t::PG_NUM_MAX, static_cast<int64_t>(pg_num_max)); + } + if (auto m = pg_pool_t::get_pg_autoscale_mode_by_name( + pg_autoscale_mode); m != pg_pool_t::pg_autoscale_mode_t::UNKNOWN) { + pi->pg_autoscale_mode = m; + } + + pi->last_change = pending_inc.epoch; + pi->auid = 0; + + if (pool_type == pg_pool_t::TYPE_ERASURE) { + pi->erasure_code_profile = erasure_code_profile; + } else { + pi->erasure_code_profile = ""; + } + pi->stripe_width = stripe_width; + + if (osdmap.require_osd_release >= ceph_release_t::nautilus && + target_size_bytes) { + // only store for nautilus+ because TARGET_SIZE_BYTES may be + // larger than int32_t max. + pi->opts.set(pool_opts_t::TARGET_SIZE_BYTES, static_cast<int64_t>(target_size_bytes)); + } + if (target_size_ratio > 0.0 && + osdmap.require_osd_release >= ceph_release_t::nautilus) { + // only store for nautilus+, just to be consistent and tidy. + pi->opts.set(pool_opts_t::TARGET_SIZE_RATIO, target_size_ratio); + } + + pi->cache_target_dirty_ratio_micro = + g_conf()->osd_pool_default_cache_target_dirty_ratio * 1000000; + pi->cache_target_dirty_high_ratio_micro = + g_conf()->osd_pool_default_cache_target_dirty_high_ratio * 1000000; + pi->cache_target_full_ratio_micro = + g_conf()->osd_pool_default_cache_target_full_ratio * 1000000; + pi->cache_min_flush_age = g_conf()->osd_pool_default_cache_min_flush_age; + pi->cache_min_evict_age = g_conf()->osd_pool_default_cache_min_evict_age; + + pending_inc.new_pool_names[pool] = name; + return 0; +} + +bool OSDMonitor::prepare_set_flag(MonOpRequestRef op, int flag) +{ + op->mark_osdmon_event(__func__); + ostringstream ss; + if (pending_inc.new_flags < 0) + pending_inc.new_flags = osdmap.get_flags(); + pending_inc.new_flags |= flag; + ss << OSDMap::get_flag_string(flag) << " is set"; + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; +} + +bool OSDMonitor::prepare_unset_flag(MonOpRequestRef op, int flag) +{ + op->mark_osdmon_event(__func__); + ostringstream ss; + if (pending_inc.new_flags < 0) + pending_inc.new_flags = osdmap.get_flags(); + pending_inc.new_flags &= ~flag; + ss << OSDMap::get_flag_string(flag) << " is unset"; + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; +} + +int OSDMonitor::prepare_command_pool_set(const cmdmap_t& cmdmap, + stringstream& ss) +{ + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool = osdmap.lookup_pg_pool_name(poolstr.c_str()); + if (pool < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + return -ENOENT; + } + string var; + cmd_getval(cmdmap, "var", var); + + pg_pool_t p = *osdmap.get_pg_pool(pool); + if (pending_inc.new_pools.count(pool)) + p = pending_inc.new_pools[pool]; + + // accept val as a json string in the normal case (current + // generation monitor). parse out int or float values from the + // string as needed. however, if it is not a string, try to pull + // out an int, in case an older monitor with an older json schema is + // forwarding a request. + string val; + string interr, floaterr; + int64_t n = 0; + double f = 0; + int64_t uf = 0; // micro-f + cmd_getval(cmdmap, "val", val); + + auto si_options = { + "target_max_objects" + }; + auto iec_options = { + "target_max_bytes", + "target_size_bytes", + "compression_max_blob_size", + "compression_min_blob_size", + "csum_max_block", + "csum_min_block", + }; + if (count(begin(si_options), end(si_options), var)) { + n = strict_si_cast<int64_t>(val.c_str(), &interr); + } else if (count(begin(iec_options), end(iec_options), var)) { + n = strict_iec_cast<int64_t>(val.c_str(), &interr); + } else { + // parse string as both int and float; different fields use different types. + n = strict_strtoll(val.c_str(), 10, &interr); + f = strict_strtod(val.c_str(), &floaterr); + uf = llrintl(f * (double)1000000.0); + } + + if (!p.is_tier() && + (var == "hit_set_type" || var == "hit_set_period" || + var == "hit_set_count" || var == "hit_set_fpp" || + var == "target_max_objects" || var == "target_max_bytes" || + var == "cache_target_full_ratio" || var == "cache_target_dirty_ratio" || + var == "cache_target_dirty_high_ratio" || var == "use_gmt_hitset" || + var == "cache_min_flush_age" || var == "cache_min_evict_age" || + var == "hit_set_grade_decay_rate" || var == "hit_set_search_last_n" || + var == "min_read_recency_for_promote" || var == "min_write_recency_for_promote")) { + return -EACCES; + } + + if (var == "size") { + if (p.has_flag(pg_pool_t::FLAG_NOSIZECHANGE)) { + ss << "pool size change is disabled; you must unset nosizechange flag for the pool first"; + return -EPERM; + } + if (p.type == pg_pool_t::TYPE_ERASURE) { + ss << "can not change the size of an erasure-coded pool"; + return -ENOTSUP; + } + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n <= 0 || n > 10) { + ss << "pool size must be between 1 and 10"; + return -EINVAL; + } + if (n == 1) { + if (!g_conf().get_val<bool>("mon_allow_pool_size_one")) { + ss << "configuring pool size as 1 is disabled by default."; + return -EPERM; + } + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure) { ss << "WARNING: setting pool size 1 could lead to data loss " + "without recovery. If you are *ABSOLUTELY CERTAIN* that is what you want, " + "pass the flag --yes-i-really-mean-it."; + return -EPERM; + } + } + if (!osdmap.crush->check_crush_rule(p.get_crush_rule(), p.type, n, ss)) { + return -EINVAL; + } + int r = check_pg_num(pool, p.get_pg_num(), n, &ss); + if (r < 0) { + return r; + } + p.size = n; + p.min_size = g_conf().get_osd_pool_default_min_size(p.size); + } else if (var == "min_size") { + if (p.has_flag(pg_pool_t::FLAG_NOSIZECHANGE)) { + ss << "pool min size change is disabled; you must unset nosizechange flag for the pool first"; + return -EPERM; + } + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + + if (p.type != pg_pool_t::TYPE_ERASURE) { + if (n < 1 || n > p.size) { + ss << "pool min_size must be between 1 and size, which is set to " << (int)p.size; + return -EINVAL; + } + } else { + ErasureCodeInterfaceRef erasure_code; + int k; + stringstream tmp; + int err = get_erasure_code(p.erasure_code_profile, &erasure_code, &tmp); + if (err == 0) { + k = erasure_code->get_data_chunk_count(); + } else { + ss << __func__ << " get_erasure_code failed: " << tmp.str(); + return err; + } + + if (n < k || n > p.size) { + ss << "pool min_size must be between " << k << " and size, which is set to " << (int)p.size; + return -EINVAL; + } + } + p.min_size = n; + } else if (var == "pg_num_actual") { + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n == (int)p.get_pg_num()) { + return 0; + } + if (static_cast<uint64_t>(n) > g_conf().get_val<uint64_t>("mon_max_pool_pg_num")) { + ss << "'pg_num' must be greater than 0 and less than or equal to " + << g_conf().get_val<uint64_t>("mon_max_pool_pg_num") + << " (you may adjust 'mon max pool pg num' for higher values)"; + return -ERANGE; + } + if (p.has_flag(pg_pool_t::FLAG_CREATING)) { + ss << "cannot adjust pg_num while initial PGs are being created"; + return -EBUSY; + } + if (n > (int)p.get_pg_num()) { + if (p.get_pg_num() != p.get_pg_num_pending()) { + // force pre-nautilus clients to resend their ops, since they + // don't understand pg_num_pending changes form a new interval + p.last_force_op_resend_prenautilus = pending_inc.epoch; + } + p.set_pg_num(n); + } else { + if (osdmap.require_osd_release < ceph_release_t::nautilus) { + ss << "nautilus OSDs are required to adjust pg_num_pending"; + return -EPERM; + } + if (n < (int)p.get_pgp_num()) { + ss << "specified pg_num " << n << " < pgp_num " << p.get_pgp_num(); + return -EINVAL; + } + if (n < (int)p.get_pg_num() - 1) { + ss << "specified pg_num " << n << " < pg_num (" << p.get_pg_num() + << ") - 1; only single pg decrease is currently supported"; + return -EINVAL; + } + p.set_pg_num_pending(n); + // force pre-nautilus clients to resend their ops, since they + // don't understand pg_num_pending changes form a new interval + p.last_force_op_resend_prenautilus = pending_inc.epoch; + } + // force pre-luminous clients to resend their ops, since they + // don't understand that split PGs now form a new interval. + p.last_force_op_resend_preluminous = pending_inc.epoch; + } else if (var == "pg_num") { + if (p.has_flag(pg_pool_t::FLAG_NOPGCHANGE)) { + ss << "pool pg_num change is disabled; you must unset nopgchange flag for the pool first"; + return -EPERM; + } + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n == (int)p.get_pg_num_target()) { + return 0; + } + if (n <= 0 || static_cast<uint64_t>(n) > + g_conf().get_val<uint64_t>("mon_max_pool_pg_num")) { + ss << "'pg_num' must be greater than 0 and less than or equal to " + << g_conf().get_val<uint64_t>("mon_max_pool_pg_num") + << " (you may adjust 'mon max pool pg num' for higher values)"; + return -ERANGE; + } + if (n > (int)p.get_pg_num_target()) { + int r = check_pg_num(pool, n, p.get_size(), &ss); + if (r) { + return r; + } + bool force = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", force); + if (p.cache_mode != pg_pool_t::CACHEMODE_NONE && !force) { + ss << "splits in cache pools must be followed by scrubs and leave sufficient free space to avoid overfilling. use --yes-i-really-mean-it to force."; + return -EPERM; + } + } else { + if (osdmap.require_osd_release < ceph_release_t::nautilus) { + ss << "nautilus OSDs are required to decrease pg_num"; + return -EPERM; + } + } + int64_t pg_min = 0, pg_max = 0; + p.opts.get(pool_opts_t::PG_NUM_MIN, &pg_min); + p.opts.get(pool_opts_t::PG_NUM_MAX, &pg_max); + if (pg_min && n < pg_min) { + ss << "specified pg_num " << n + << " < pg_num_min " << pg_min; + return -EINVAL; + } + if (pg_max && n > pg_max) { + ss << "specified pg_num " << n + << " < pg_num_max " << pg_max; + return -EINVAL; + } + if (osdmap.require_osd_release < ceph_release_t::nautilus) { + // pre-nautilus osdmap format; increase pg_num directly + assert(n > (int)p.get_pg_num()); + // force pre-nautilus clients to resend their ops, since they + // don't understand pg_num_target changes form a new interval + p.last_force_op_resend_prenautilus = pending_inc.epoch; + // force pre-luminous clients to resend their ops, since they + // don't understand that split PGs now form a new interval. + p.last_force_op_resend_preluminous = pending_inc.epoch; + p.set_pg_num(n); + } else { + // set targets; mgr will adjust pg_num_actual and pgp_num later. + // make pgp_num track pg_num if it already matches. if it is set + // differently, leave it different and let the user control it + // manually. + if (p.get_pg_num_target() == p.get_pgp_num_target()) { + p.set_pgp_num_target(n); + } + p.set_pg_num_target(n); + } + } else if (var == "pgp_num_actual") { + if (p.has_flag(pg_pool_t::FLAG_NOPGCHANGE)) { + ss << "pool pgp_num change is disabled; you must unset nopgchange flag for the pool first"; + return -EPERM; + } + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n <= 0) { + ss << "specified pgp_num must > 0, but you set to " << n; + return -EINVAL; + } + if (n > (int)p.get_pg_num()) { + ss << "specified pgp_num " << n << " > pg_num " << p.get_pg_num(); + return -EINVAL; + } + if (n > (int)p.get_pg_num_pending()) { + ss << "specified pgp_num " << n + << " > pg_num_pending " << p.get_pg_num_pending(); + return -EINVAL; + } + p.set_pgp_num(n); + } else if (var == "pgp_num") { + if (p.has_flag(pg_pool_t::FLAG_NOPGCHANGE)) { + ss << "pool pgp_num change is disabled; you must unset nopgchange flag for the pool first"; + return -EPERM; + } + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n <= 0) { + ss << "specified pgp_num must > 0, but you set to " << n; + return -EINVAL; + } + if (n > (int)p.get_pg_num_target()) { + ss << "specified pgp_num " << n << " > pg_num " << p.get_pg_num_target(); + return -EINVAL; + } + if (osdmap.require_osd_release < ceph_release_t::nautilus) { + // pre-nautilus osdmap format; increase pgp_num directly + p.set_pgp_num(n); + } else { + p.set_pgp_num_target(n); + } + } else if (var == "pg_autoscale_mode") { + auto m = pg_pool_t::get_pg_autoscale_mode_by_name(val); + if (m == pg_pool_t::pg_autoscale_mode_t::UNKNOWN) { + ss << "specified invalid mode " << val; + return -EINVAL; + } + if (osdmap.require_osd_release < ceph_release_t::nautilus) { + ss << "must set require_osd_release to nautilus or later before setting pg_autoscale_mode"; + return -EINVAL; + } + p.pg_autoscale_mode = m; + } else if (var == "crush_rule") { + int id = osdmap.crush->get_rule_id(val); + if (id == -ENOENT) { + ss << "crush rule " << val << " does not exist"; + return -ENOENT; + } + if (id < 0) { + ss << cpp_strerror(id); + return -ENOENT; + } + if (!osdmap.crush->check_crush_rule(id, p.get_type(), p.get_size(), ss)) { + return -EINVAL; + } + p.crush_rule = id; + } else if (var == "nodelete" || var == "nopgchange" || + var == "nosizechange" || var == "write_fadvise_dontneed" || + var == "noscrub" || var == "nodeep-scrub" || var == "bulk") { + uint64_t flag = pg_pool_t::get_flag_by_name(var); + // make sure we only compare against 'n' if we didn't receive a string + if (val == "true" || (interr.empty() && n == 1)) { + p.set_flag(flag); + } else if (val == "false" || (interr.empty() && n == 0)) { + p.unset_flag(flag); + } else { + ss << "expecting value 'true', 'false', '0', or '1'"; + return -EINVAL; + } + } else if (var == "hashpspool") { + uint64_t flag = pg_pool_t::get_flag_by_name(var); + bool force = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", force); + + if (!force) { + ss << "are you SURE? this will remap all placement groups in this pool," + " this triggers large data movement," + " pass --yes-i-really-mean-it if you really do."; + return -EPERM; + } + // make sure we only compare against 'n' if we didn't receive a string + if (val == "true" || (interr.empty() && n == 1)) { + p.set_flag(flag); + } else if (val == "false" || (interr.empty() && n == 0)) { + p.unset_flag(flag); + } else { + ss << "expecting value 'true', 'false', '0', or '1'"; + return -EINVAL; + } + } else if (var == "hit_set_type") { + if (val == "none") + p.hit_set_params = HitSet::Params(); + else { + int err = check_cluster_features(CEPH_FEATURE_OSD_CACHEPOOL, ss); + if (err) + return err; + if (val == "bloom") { + BloomHitSet::Params *bsp = new BloomHitSet::Params; + bsp->set_fpp(g_conf().get_val<double>("osd_pool_default_hit_set_bloom_fpp")); + p.hit_set_params = HitSet::Params(bsp); + } else if (val == "explicit_hash") + p.hit_set_params = HitSet::Params(new ExplicitHashHitSet::Params); + else if (val == "explicit_object") + p.hit_set_params = HitSet::Params(new ExplicitObjectHitSet::Params); + else { + ss << "unrecognized hit_set type '" << val << "'"; + return -EINVAL; + } + } + } else if (var == "hit_set_period") { + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } else if (n < 0) { + ss << "hit_set_period should be non-negative"; + return -EINVAL; + } + p.hit_set_period = n; + } else if (var == "hit_set_count") { + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } else if (n < 0) { + ss << "hit_set_count should be non-negative"; + return -EINVAL; + } + p.hit_set_count = n; + } else if (var == "hit_set_fpp") { + if (floaterr.length()) { + ss << "error parsing floating point value '" << val << "': " << floaterr; + return -EINVAL; + } else if (f < 0 || f > 1.0) { + ss << "hit_set_fpp should be in the range 0..1"; + return -EINVAL; + } + if (p.hit_set_params.get_type() != HitSet::TYPE_BLOOM) { + ss << "hit set is not of type Bloom; invalid to set a false positive rate!"; + return -EINVAL; + } + BloomHitSet::Params *bloomp = static_cast<BloomHitSet::Params*>(p.hit_set_params.impl.get()); + bloomp->set_fpp(f); + } else if (var == "use_gmt_hitset") { + if (val == "true" || (interr.empty() && n == 1)) { + p.use_gmt_hitset = true; + } else { + ss << "expecting value 'true' or '1'"; + return -EINVAL; + } + } else if (var == "allow_ec_overwrites") { + if (!p.is_erasure()) { + ss << "ec overwrites can only be enabled for an erasure coded pool"; + return -EINVAL; + } + stringstream err; + if (!g_conf()->mon_debug_no_require_bluestore_for_ec_overwrites && + !is_pool_currently_all_bluestore(pool, p, &err)) { + ss << "pool must only be stored on bluestore for scrubbing to work: " << err.str(); + return -EINVAL; + } + if (val == "true" || (interr.empty() && n == 1)) { + p.flags |= pg_pool_t::FLAG_EC_OVERWRITES; + } else if (val == "false" || (interr.empty() && n == 0)) { + ss << "ec overwrites cannot be disabled once enabled"; + return -EINVAL; + } else { + ss << "expecting value 'true', 'false', '0', or '1'"; + return -EINVAL; + } + } else if (var == "target_max_objects") { + if (interr.length()) { + ss << "error parsing int '" << val << "': " << interr; + return -EINVAL; + } + p.target_max_objects = n; + } else if (var == "target_max_bytes") { + if (interr.length()) { + ss << "error parsing int '" << val << "': " << interr; + return -EINVAL; + } + p.target_max_bytes = n; + } else if (var == "cache_target_dirty_ratio") { + if (floaterr.length()) { + ss << "error parsing float '" << val << "': " << floaterr; + return -EINVAL; + } + if (f < 0 || f > 1.0) { + ss << "value must be in the range 0..1"; + return -ERANGE; + } + p.cache_target_dirty_ratio_micro = uf; + } else if (var == "cache_target_dirty_high_ratio") { + if (floaterr.length()) { + ss << "error parsing float '" << val << "': " << floaterr; + return -EINVAL; + } + if (f < 0 || f > 1.0) { + ss << "value must be in the range 0..1"; + return -ERANGE; + } + p.cache_target_dirty_high_ratio_micro = uf; + } else if (var == "cache_target_full_ratio") { + if (floaterr.length()) { + ss << "error parsing float '" << val << "': " << floaterr; + return -EINVAL; + } + if (f < 0 || f > 1.0) { + ss << "value must be in the range 0..1"; + return -ERANGE; + } + p.cache_target_full_ratio_micro = uf; + } else if (var == "cache_min_flush_age") { + if (interr.length()) { + ss << "error parsing int '" << val << "': " << interr; + return -EINVAL; + } + p.cache_min_flush_age = n; + } else if (var == "cache_min_evict_age") { + if (interr.length()) { + ss << "error parsing int '" << val << "': " << interr; + return -EINVAL; + } + p.cache_min_evict_age = n; + } else if (var == "min_read_recency_for_promote") { + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + p.min_read_recency_for_promote = n; + } else if (var == "hit_set_grade_decay_rate") { + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n > 100 || n < 0) { + ss << "value out of range,valid range is 0 - 100"; + return -EINVAL; + } + p.hit_set_grade_decay_rate = n; + } else if (var == "hit_set_search_last_n") { + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n > p.hit_set_count || n < 0) { + ss << "value out of range,valid range is 0 - hit_set_count"; + return -EINVAL; + } + p.hit_set_search_last_n = n; + } else if (var == "min_write_recency_for_promote") { + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + p.min_write_recency_for_promote = n; + } else if (var == "fast_read") { + if (p.is_replicated()) { + ss << "fast read is not supported in replication pool"; + return -EINVAL; + } + if (val == "true" || (interr.empty() && n == 1)) { + p.fast_read = true; + } else if (val == "false" || (interr.empty() && n == 0)) { + p.fast_read = false; + } else { + ss << "expecting value 'true', 'false', '0', or '1'"; + return -EINVAL; + } + } else if (pool_opts_t::is_opt_name(var)) { + bool unset = val == "unset"; + if (var == "compression_mode") { + if (!unset) { + auto cmode = Compressor::get_comp_mode_type(val); + if (!cmode) { + ss << "unrecognized compression mode '" << val << "'"; + return -EINVAL; + } + } + } else if (var == "compression_algorithm") { + if (!unset) { + auto alg = Compressor::get_comp_alg_type(val); + if (!alg) { + ss << "unrecognized compression_algorithm '" << val << "'"; + return -EINVAL; + } + } + } else if (var == "compression_required_ratio") { + if (floaterr.length()) { + ss << "error parsing float value '" << val << "': " << floaterr; + return -EINVAL; + } + if (f < 0 || f > 1) { + ss << "compression_required_ratio is out of range (0-1): '" << val << "'"; + return -EINVAL; + } + } else if (var == "csum_type") { + auto t = unset ? 0 : Checksummer::get_csum_string_type(val); + if (t < 0 ) { + ss << "unrecognized csum_type '" << val << "'"; + return -EINVAL; + } + //preserve csum_type numeric value + n = t; + interr.clear(); + } else if (var == "compression_max_blob_size" || + var == "compression_min_blob_size" || + var == "csum_max_block" || + var == "csum_min_block") { + if (interr.length()) { + ss << "error parsing int value '" << val << "': " << interr; + return -EINVAL; + } + } else if (var == "fingerprint_algorithm") { + if (!unset) { + auto alg = pg_pool_t::get_fingerprint_from_str(val); + if (!alg) { + ss << "unrecognized fingerprint_algorithm '" << val << "'"; + return -EINVAL; + } + } + } else if (var == "target_size_bytes") { + if (interr.length()) { + ss << "error parsing unit value '" << val << "': " << interr; + return -EINVAL; + } + if (osdmap.require_osd_release < ceph_release_t::nautilus) { + ss << "must set require_osd_release to nautilus or " + << "later before setting target_size_bytes"; + return -EINVAL; + } + } else if (var == "target_size_ratio") { + if (f < 0.0) { + ss << "target_size_ratio cannot be negative"; + return -EINVAL; + } + } else if (var == "pg_num_min") { + if (interr.length()) { + ss << "error parsing int value '" << val << "': " << interr; + return -EINVAL; + } + if (n > (int)p.get_pg_num_target()) { + ss << "specified pg_num_min " << n + << " > pg_num " << p.get_pg_num_target(); + return -EINVAL; + } + } else if (var == "pg_num_max") { + if (interr.length()) { + ss << "error parsing int value '" << val << "': " << interr; + return -EINVAL; + } + if (n && n < (int)p.get_pg_num_target()) { + ss << "specified pg_num_max " << n + << " < pg_num " << p.get_pg_num_target(); + return -EINVAL; + } + } else if (var == "recovery_priority") { + if (interr.length()) { + ss << "error parsing int value '" << val << "': " << interr; + return -EINVAL; + } + if (!g_conf()->debug_allow_any_pool_priority) { + if (n > OSD_POOL_PRIORITY_MAX || n < OSD_POOL_PRIORITY_MIN) { + ss << "pool recovery_priority must be between " << OSD_POOL_PRIORITY_MIN + << " and " << OSD_POOL_PRIORITY_MAX; + return -EINVAL; + } + } + } else if (var == "pg_autoscale_bias") { + if (f < 0.0 || f > 1000.0) { + ss << "pg_autoscale_bias must be between 0 and 1000"; + return -EINVAL; + } + } else if (var == "dedup_tier") { + if (interr.empty()) { + ss << "expecting value 'pool name'"; + return -EINVAL; + } + // Current base tier in dedup does not support ec pool + if (p.is_erasure()) { + ss << "pool '" << poolstr + << "' is an ec pool, which cannot be a base tier"; + return -ENOTSUP; + } + int64_t lowtierpool_id = osdmap.lookup_pg_pool_name(val); + if (lowtierpool_id < 0) { + ss << "unrecognized pool '" << val << "'"; + return -ENOENT; + } + const pg_pool_t *tp = osdmap.get_pg_pool(lowtierpool_id); + ceph_assert(tp); + n = lowtierpool_id; + // The original input is string (pool name), but we convert it to int64_t. + // So, clear interr + interr.clear(); + } else if (var == "dedup_chunk_algorithm") { + if (!unset) { + auto alg = pg_pool_t::get_dedup_chunk_algorithm_from_str(val); + if (!alg) { + ss << "unrecognized fingerprint_algorithm '" << val << "'"; + return -EINVAL; + } + } + } else if (var == "dedup_cdc_chunk_size") { + if (interr.length()) { + ss << "error parsing int value '" << val << "': " << interr; + return -EINVAL; + } + } + + pool_opts_t::opt_desc_t desc = pool_opts_t::get_opt_desc(var); + switch (desc.type) { + case pool_opts_t::STR: + if (unset) { + p.opts.unset(desc.key); + } else { + p.opts.set(desc.key, static_cast<std::string>(val)); + } + break; + case pool_opts_t::INT: + if (interr.length()) { + ss << "error parsing integer value '" << val << "': " << interr; + return -EINVAL; + } + if (n == 0) { + p.opts.unset(desc.key); + } else { + p.opts.set(desc.key, static_cast<int64_t>(n)); + } + break; + case pool_opts_t::DOUBLE: + if (floaterr.length()) { + ss << "error parsing floating point value '" << val << "': " << floaterr; + return -EINVAL; + } + if (f == 0) { + p.opts.unset(desc.key); + } else { + p.opts.set(desc.key, static_cast<double>(f)); + } + break; + default: + ceph_assert(!"unknown type"); + } + } else { + ss << "unrecognized variable '" << var << "'"; + return -EINVAL; + } + if (val != "unset") { + ss << "set pool " << pool << " " << var << " to " << val; + } else { + ss << "unset pool " << pool << " " << var; + } + p.last_change = pending_inc.epoch; + pending_inc.new_pools[pool] = p; + return 0; +} + +int OSDMonitor::prepare_command_pool_application(const string &prefix, + const cmdmap_t& cmdmap, + stringstream& ss) +{ + return _command_pool_application(prefix, cmdmap, ss, nullptr, true); +} + +int OSDMonitor::preprocess_command_pool_application(const string &prefix, + const cmdmap_t& cmdmap, + stringstream& ss, + bool *modified) +{ + return _command_pool_application(prefix, cmdmap, ss, modified, false); +} + + +/** + * Common logic for preprocess and prepare phases of pool application + * tag commands. In preprocess mode we're only detecting invalid + * commands, and determining whether it was a modification or a no-op. + * In prepare mode we're actually updating the pending state. + */ +int OSDMonitor::_command_pool_application(const string &prefix, + const cmdmap_t& cmdmap, + stringstream& ss, + bool *modified, + bool preparing) +{ + string pool_name; + cmd_getval(cmdmap, "pool", pool_name); + int64_t pool = osdmap.lookup_pg_pool_name(pool_name.c_str()); + if (pool < 0) { + ss << "unrecognized pool '" << pool_name << "'"; + return -ENOENT; + } + + pg_pool_t p = *osdmap.get_pg_pool(pool); + if (preparing) { + if (pending_inc.new_pools.count(pool)) { + p = pending_inc.new_pools[pool]; + } + } + + string app; + cmd_getval(cmdmap, "app", app); + bool app_exists = (p.application_metadata.count(app) > 0); + + string key; + cmd_getval(cmdmap, "key", key); + if (key == "all") { + ss << "key cannot be 'all'"; + return -EINVAL; + } + + string value; + cmd_getval(cmdmap, "value", value); + if (value == "all") { + ss << "value cannot be 'all'"; + return -EINVAL; + } + + if (boost::algorithm::ends_with(prefix, "enable")) { + if (app.empty()) { + ss << "application name must be provided"; + return -EINVAL; + } + + if (p.is_tier()) { + ss << "application must be enabled on base tier"; + return -EINVAL; + } + + bool force = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", force); + + if (!app_exists && !p.application_metadata.empty() && !force) { + ss << "Are you SURE? Pool '" << pool_name << "' already has an enabled " + << "application; pass --yes-i-really-mean-it to proceed anyway"; + return -EPERM; + } + + if (!app_exists && p.application_metadata.size() >= MAX_POOL_APPLICATIONS) { + ss << "too many enabled applications on pool '" << pool_name << "'; " + << "max " << MAX_POOL_APPLICATIONS; + return -EINVAL; + } + + if (app.length() > MAX_POOL_APPLICATION_LENGTH) { + ss << "application name '" << app << "' too long; max length " + << MAX_POOL_APPLICATION_LENGTH; + return -EINVAL; + } + + if (!app_exists) { + p.application_metadata[app] = {}; + } + ss << "enabled application '" << app << "' on pool '" << pool_name << "'"; + + } else if (boost::algorithm::ends_with(prefix, "disable")) { + bool force = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", force); + + if (!force) { + ss << "Are you SURE? Disabling an application within a pool might result " + << "in loss of application functionality; pass " + << "--yes-i-really-mean-it to proceed anyway"; + return -EPERM; + } + + if (!app_exists) { + ss << "application '" << app << "' is not enabled on pool '" << pool_name + << "'"; + return 0; // idempotent + } + + p.application_metadata.erase(app); + ss << "disable application '" << app << "' on pool '" << pool_name << "'"; + + } else if (boost::algorithm::ends_with(prefix, "set")) { + if (p.is_tier()) { + ss << "application metadata must be set on base tier"; + return -EINVAL; + } + + if (!app_exists) { + ss << "application '" << app << "' is not enabled on pool '" << pool_name + << "'"; + return -ENOENT; + } + + string key; + cmd_getval(cmdmap, "key", key); + + if (key.empty()) { + ss << "key must be provided"; + return -EINVAL; + } + + auto &app_keys = p.application_metadata[app]; + if (app_keys.count(key) == 0 && + app_keys.size() >= MAX_POOL_APPLICATION_KEYS) { + ss << "too many keys set for application '" << app << "' on pool '" + << pool_name << "'; max " << MAX_POOL_APPLICATION_KEYS; + return -EINVAL; + } + + if (key.length() > MAX_POOL_APPLICATION_LENGTH) { + ss << "key '" << app << "' too long; max length " + << MAX_POOL_APPLICATION_LENGTH; + return -EINVAL; + } + + string value; + cmd_getval(cmdmap, "value", value); + if (value.length() > MAX_POOL_APPLICATION_LENGTH) { + ss << "value '" << value << "' too long; max length " + << MAX_POOL_APPLICATION_LENGTH; + return -EINVAL; + } + + p.application_metadata[app][key] = value; + ss << "set application '" << app << "' key '" << key << "' to '" + << value << "' on pool '" << pool_name << "'"; + } else if (boost::algorithm::ends_with(prefix, "rm")) { + if (!app_exists) { + ss << "application '" << app << "' is not enabled on pool '" << pool_name + << "'"; + return -ENOENT; + } + + string key; + cmd_getval(cmdmap, "key", key); + auto it = p.application_metadata[app].find(key); + if (it == p.application_metadata[app].end()) { + ss << "application '" << app << "' on pool '" << pool_name + << "' does not have key '" << key << "'"; + return 0; // idempotent + } + + p.application_metadata[app].erase(it); + ss << "removed application '" << app << "' key '" << key << "' on pool '" + << pool_name << "'"; + } else { + ceph_abort(); + } + + if (preparing) { + p.last_change = pending_inc.epoch; + pending_inc.new_pools[pool] = p; + } + + // Because we fell through this far, we didn't hit no-op cases, + // so pool was definitely modified + if (modified != nullptr) { + *modified = true; + } + + return 0; +} + +int OSDMonitor::_prepare_command_osd_crush_remove( + CrushWrapper &newcrush, + int32_t id, + int32_t ancestor, + bool has_ancestor, + bool unlink_only) +{ + int err = 0; + + if (has_ancestor) { + err = newcrush.remove_item_under(cct, id, ancestor, + unlink_only); + } else { + err = newcrush.remove_item(cct, id, unlink_only); + } + return err; +} + +void OSDMonitor::do_osd_crush_remove(CrushWrapper& newcrush) +{ + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); +} + +int OSDMonitor::prepare_command_osd_crush_remove( + CrushWrapper &newcrush, + int32_t id, + int32_t ancestor, + bool has_ancestor, + bool unlink_only) +{ + int err = _prepare_command_osd_crush_remove( + newcrush, id, ancestor, + has_ancestor, unlink_only); + + if (err < 0) + return err; + + ceph_assert(err == 0); + do_osd_crush_remove(newcrush); + + return 0; +} + +int OSDMonitor::prepare_command_osd_remove(int32_t id) +{ + if (osdmap.is_up(id)) { + return -EBUSY; + } + + pending_inc.new_state[id] = osdmap.get_state(id); + pending_inc.new_uuid[id] = uuid_d(); + pending_metadata_rm.insert(id); + pending_metadata.erase(id); + + return 0; +} + +int32_t OSDMonitor::_allocate_osd_id(int32_t* existing_id) +{ + ceph_assert(existing_id); + *existing_id = -1; + + for (int32_t i = 0; i < osdmap.get_max_osd(); ++i) { + if (!osdmap.exists(i) && + pending_inc.new_up_client.count(i) == 0 && + (pending_inc.new_state.count(i) == 0 || + (pending_inc.new_state[i] & CEPH_OSD_EXISTS) == 0)) { + *existing_id = i; + return -1; + } + } + + if (pending_inc.new_max_osd < 0) { + return osdmap.get_max_osd(); + } + return pending_inc.new_max_osd; +} + +void OSDMonitor::do_osd_create( + const int32_t id, + const uuid_d& uuid, + const string& device_class, + int32_t* new_id) +{ + dout(10) << __func__ << " uuid " << uuid << dendl; + ceph_assert(new_id); + + // We presume validation has been performed prior to calling this + // function. We assert with prejudice. + + int32_t allocated_id = -1; // declare here so we can jump + int32_t existing_id = -1; + if (!uuid.is_zero()) { + existing_id = osdmap.identify_osd(uuid); + if (existing_id >= 0) { + ceph_assert(id < 0 || id == existing_id); + *new_id = existing_id; + goto out; + } else if (id >= 0) { + // uuid does not exist, and id has been provided, so just create + // the new osd.id + *new_id = id; + goto out; + } + } + + // allocate a new id + allocated_id = _allocate_osd_id(&existing_id); + dout(10) << __func__ << " allocated id " << allocated_id + << " existing id " << existing_id << dendl; + if (existing_id >= 0) { + ceph_assert(existing_id < osdmap.get_max_osd()); + ceph_assert(allocated_id < 0); + *new_id = existing_id; + } else if (allocated_id >= 0) { + ceph_assert(existing_id < 0); + // raise max_osd + if (pending_inc.new_max_osd < 0) { + pending_inc.new_max_osd = osdmap.get_max_osd() + 1; + } else { + ++pending_inc.new_max_osd; + } + *new_id = pending_inc.new_max_osd - 1; + ceph_assert(*new_id == allocated_id); + } else { + ceph_abort_msg("unexpected condition"); + } + +out: + if (device_class.size()) { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + if (newcrush.get_max_devices() < *new_id + 1) { + newcrush.set_max_devices(*new_id + 1); + } + string name = string("osd.") + stringify(*new_id); + if (!newcrush.item_exists(*new_id)) { + newcrush.set_item_name(*new_id, name); + } + ostringstream ss; + int r = newcrush.update_device_class(*new_id, device_class, name, &ss); + if (r < 0) { + derr << __func__ << " failed to set " << name << " device_class " + << device_class << ": " << cpp_strerror(r) << " - " << ss.str() + << dendl; + // non-fatal... this might be a replay and we want to be idempotent. + } else { + dout(20) << __func__ << " set " << name << " device_class " << device_class + << dendl; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + } + } else { + dout(20) << __func__ << " no device_class" << dendl; + } + + dout(10) << __func__ << " using id " << *new_id << dendl; + if (osdmap.get_max_osd() <= *new_id && pending_inc.new_max_osd <= *new_id) { + pending_inc.new_max_osd = *new_id + 1; + } + + pending_inc.new_weight[*new_id] = CEPH_OSD_IN; + // do not set EXISTS; OSDMap::set_weight, called by apply_incremental, will + // set it for us. (ugh.) + pending_inc.new_state[*new_id] |= CEPH_OSD_NEW; + if (!uuid.is_zero()) + pending_inc.new_uuid[*new_id] = uuid; +} + +int OSDMonitor::validate_osd_create( + const int32_t id, + const uuid_d& uuid, + const bool check_osd_exists, + int32_t* existing_id, + stringstream& ss) +{ + + dout(10) << __func__ << " id " << id << " uuid " << uuid + << " check_osd_exists " << check_osd_exists << dendl; + + ceph_assert(existing_id); + + if (id < 0 && uuid.is_zero()) { + // we have nothing to validate + *existing_id = -1; + return 0; + } else if (uuid.is_zero()) { + // we have an id but we will ignore it - because that's what + // `osd create` does. + return 0; + } + + /* + * This function will be used to validate whether we are able to + * create a new osd when the `uuid` is specified. + * + * It will be used by both `osd create` and `osd new`, as the checks + * are basically the same when it pertains to osd id and uuid validation. + * However, `osd create` presumes an `uuid` is optional, for legacy + * reasons, while `osd new` requires the `uuid` to be provided. This + * means that `osd create` will not be idempotent if an `uuid` is not + * provided, but we will always guarantee the idempotency of `osd new`. + */ + + ceph_assert(!uuid.is_zero()); + if (pending_inc.identify_osd(uuid) >= 0) { + // osd is about to exist + return -EAGAIN; + } + + int32_t i = osdmap.identify_osd(uuid); + if (i >= 0) { + // osd already exists + if (id >= 0 && i != id) { + ss << "uuid " << uuid << " already in use for different id " << i; + return -EEXIST; + } + // return a positive errno to distinguish between a blocking error + // and an error we consider to not be a problem (i.e., this would be + // an idempotent operation). + *existing_id = i; + return EEXIST; + } + // i < 0 + if (id >= 0) { + if (pending_inc.new_state.count(id)) { + // osd is about to exist + return -EAGAIN; + } + // we may not care if an osd exists if we are recreating a previously + // destroyed osd. + if (check_osd_exists && osdmap.exists(id)) { + ss << "id " << id << " already in use and does not match uuid " + << uuid; + return -EINVAL; + } + } + return 0; +} + +int OSDMonitor::prepare_command_osd_create( + const int32_t id, + const uuid_d& uuid, + int32_t* existing_id, + stringstream& ss) +{ + dout(10) << __func__ << " id " << id << " uuid " << uuid << dendl; + ceph_assert(existing_id); + if (osdmap.is_destroyed(id)) { + ss << "ceph osd create has been deprecated. Please use ceph osd new " + "instead."; + return -EINVAL; + } + + if (uuid.is_zero()) { + dout(10) << __func__ << " no uuid; assuming legacy `osd create`" << dendl; + } + + return validate_osd_create(id, uuid, true, existing_id, ss); +} + +int OSDMonitor::prepare_command_osd_new( + MonOpRequestRef op, + const cmdmap_t& cmdmap, + const map<string,string>& params, + stringstream &ss, + Formatter *f) +{ + uuid_d uuid; + string uuidstr; + int64_t id = -1; + + ceph_assert(paxos.is_plugged()); + + dout(10) << __func__ << " " << op << dendl; + + /* validate command. abort now if something's wrong. */ + + /* `osd new` will expect a `uuid` to be supplied; `id` is optional. + * + * If `id` is not specified, we will identify any existing osd based + * on `uuid`. Operation will be idempotent iff secrets match. + * + * If `id` is specified, we will identify any existing osd based on + * `uuid` and match against `id`. If they match, operation will be + * idempotent iff secrets match. + * + * `-i secrets.json` will be optional. If supplied, will be used + * to check for idempotency when `id` and `uuid` match. + * + * If `id` is not specified, and `uuid` does not exist, an id will + * be found or allocated for the osd. + * + * If `id` is specified, and the osd has been previously marked + * as destroyed, then the `id` will be reused. + */ + if (!cmd_getval(cmdmap, "uuid", uuidstr)) { + ss << "requires the OSD's UUID to be specified."; + return -EINVAL; + } else if (!uuid.parse(uuidstr.c_str())) { + ss << "invalid UUID value '" << uuidstr << "'."; + return -EINVAL; + } + + if (cmd_getval(cmdmap, "id", id) && + (id < 0)) { + ss << "invalid OSD id; must be greater or equal than zero."; + return -EINVAL; + } + + // are we running an `osd create`-like command, or recreating + // a previously destroyed osd? + + bool is_recreate_destroyed = (id >= 0 && osdmap.is_destroyed(id)); + + // we will care about `id` to assess whether osd is `destroyed`, or + // to create a new osd. + // we will need an `id` by the time we reach auth. + + int32_t existing_id = -1; + int err = validate_osd_create(id, uuid, !is_recreate_destroyed, + &existing_id, ss); + + bool may_be_idempotent = false; + if (err == EEXIST) { + // this is idempotent from the osdmon's point-of-view + may_be_idempotent = true; + ceph_assert(existing_id >= 0); + id = existing_id; + } else if (err < 0) { + return err; + } + + if (!may_be_idempotent) { + // idempotency is out of the window. We are either creating a new + // osd or recreating a destroyed osd. + // + // We now need to figure out if we have an `id` (and if it's valid), + // of find an `id` if we don't have one. + + // NOTE: we need to consider the case where the `id` is specified for + // `osd create`, and we must honor it. So this means checking if + // the `id` is destroyed, and if so assume the destroy; otherwise, + // check if it `exists` - in which case we complain about not being + // `destroyed`. In the end, if nothing fails, we must allow the + // creation, so that we are compatible with `create`. + if (id >= 0 && osdmap.exists(id) && !osdmap.is_destroyed(id)) { + dout(10) << __func__ << " osd." << id << " isn't destroyed" << dendl; + ss << "OSD " << id << " has not yet been destroyed"; + return -EINVAL; + } else if (id < 0) { + // find an `id` + id = _allocate_osd_id(&existing_id); + if (id < 0) { + ceph_assert(existing_id >= 0); + id = existing_id; + } + dout(10) << __func__ << " found id " << id << " to use" << dendl; + } else if (id >= 0 && osdmap.is_destroyed(id)) { + dout(10) << __func__ << " recreating osd." << id << dendl; + } else { + dout(10) << __func__ << " creating new osd." << id << dendl; + } + } else { + ceph_assert(id >= 0); + ceph_assert(osdmap.exists(id)); + } + + // we are now able to either create a brand new osd or reuse an existing + // osd that has been previously destroyed. + + dout(10) << __func__ << " id " << id << " uuid " << uuid << dendl; + + if (may_be_idempotent && params.empty()) { + // nothing to do, really. + dout(10) << __func__ << " idempotent and no params -- no op." << dendl; + ceph_assert(id >= 0); + if (f) { + f->open_object_section("created_osd"); + f->dump_int("osdid", id); + f->close_section(); + } else { + ss << id; + } + return EEXIST; + } + + string device_class; + auto p = params.find("crush_device_class"); + if (p != params.end()) { + device_class = p->second; + dout(20) << __func__ << " device_class will be " << device_class << dendl; + } + string cephx_secret, lockbox_secret, dmcrypt_key; + bool has_lockbox = false; + bool has_secrets = params.count("cephx_secret") + || params.count("cephx_lockbox_secret") + || params.count("dmcrypt_key"); + + KVMonitor *svc = nullptr; + AuthMonitor::auth_entity_t cephx_entity, lockbox_entity; + + if (has_secrets) { + if (params.count("cephx_secret") == 0) { + ss << "requires a cephx secret."; + return -EINVAL; + } + cephx_secret = params.at("cephx_secret"); + + bool has_lockbox_secret = (params.count("cephx_lockbox_secret") > 0); + bool has_dmcrypt_key = (params.count("dmcrypt_key") > 0); + + dout(10) << __func__ << " has lockbox " << has_lockbox_secret + << " dmcrypt " << has_dmcrypt_key << dendl; + + if (has_lockbox_secret && has_dmcrypt_key) { + has_lockbox = true; + lockbox_secret = params.at("cephx_lockbox_secret"); + dmcrypt_key = params.at("dmcrypt_key"); + } else if (!has_lockbox_secret != !has_dmcrypt_key) { + ss << "requires both a cephx lockbox secret and a dm-crypt key."; + return -EINVAL; + } + + dout(10) << __func__ << " validate secrets using osd id " << id << dendl; + + err = mon.authmon()->validate_osd_new(id, uuid, + cephx_secret, + lockbox_secret, + cephx_entity, + lockbox_entity, + ss); + if (err < 0) { + return err; + } else if (may_be_idempotent && err != EEXIST) { + // for this to be idempotent, `id` should already be >= 0; no need + // to use validate_id. + ceph_assert(id >= 0); + ss << "osd." << id << " exists but secrets do not match"; + return -EEXIST; + } + + if (has_lockbox) { + svc = mon.kvmon(); + err = svc->validate_osd_new(uuid, dmcrypt_key, ss); + if (err < 0) { + return err; + } else if (may_be_idempotent && err != EEXIST) { + ceph_assert(id >= 0); + ss << "osd." << id << " exists but dm-crypt key does not match."; + return -EEXIST; + } + } + } + ceph_assert(!has_secrets || !cephx_secret.empty()); + ceph_assert(!has_lockbox || !lockbox_secret.empty()); + + if (may_be_idempotent) { + // we have nothing to do for either the osdmon or the authmon, + // and we have no lockbox - so the config key service will not be + // touched. This is therefore an idempotent operation, and we can + // just return right away. + dout(10) << __func__ << " idempotent -- no op." << dendl; + ceph_assert(id >= 0); + if (f) { + f->open_object_section("created_osd"); + f->dump_int("osdid", id); + f->close_section(); + } else { + ss << id; + } + return EEXIST; + } + ceph_assert(!may_be_idempotent); + + // perform updates. + if (has_secrets) { + ceph_assert(!cephx_secret.empty()); + ceph_assert((lockbox_secret.empty() && dmcrypt_key.empty()) || + (!lockbox_secret.empty() && !dmcrypt_key.empty())); + + err = mon.authmon()->do_osd_new(cephx_entity, + lockbox_entity, + has_lockbox); + ceph_assert(0 == err); + + if (has_lockbox) { + ceph_assert(nullptr != svc); + svc->do_osd_new(uuid, dmcrypt_key); + } + } + + if (is_recreate_destroyed) { + ceph_assert(id >= 0); + ceph_assert(osdmap.is_destroyed(id)); + pending_inc.new_state[id] |= CEPH_OSD_DESTROYED; + if ((osdmap.get_state(id) & CEPH_OSD_NEW) == 0) { + pending_inc.new_state[id] |= CEPH_OSD_NEW; + } + if (osdmap.get_state(id) & CEPH_OSD_UP) { + // due to http://tracker.ceph.com/issues/20751 some clusters may + // have UP set for non-existent OSDs; make sure it is cleared + // for a newly created osd. + pending_inc.new_state[id] |= CEPH_OSD_UP; + } + pending_inc.new_uuid[id] = uuid; + } else { + ceph_assert(id >= 0); + int32_t new_id = -1; + do_osd_create(id, uuid, device_class, &new_id); + ceph_assert(new_id >= 0); + ceph_assert(id == new_id); + } + + if (f) { + f->open_object_section("created_osd"); + f->dump_int("osdid", id); + f->close_section(); + } else { + ss << id; + } + + return 0; +} + +bool OSDMonitor::prepare_command(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MMonCommand>(); + stringstream ss; + cmdmap_t cmdmap; + if (!cmdmap_from_json(m->cmd, &cmdmap, ss)) { + string rs = ss.str(); + mon.reply_command(op, -EINVAL, rs, get_last_committed()); + return true; + } + + MonSession *session = op->get_session(); + if (!session) { + derr << __func__ << " no session" << dendl; + mon.reply_command(op, -EACCES, "access denied", get_last_committed()); + return true; + } + + return prepare_command_impl(op, cmdmap); +} + +static int parse_reweights(CephContext *cct, + const cmdmap_t& cmdmap, + const OSDMap& osdmap, + map<int32_t, uint32_t>* weights) +{ + string weights_str; + if (!cmd_getval(cmdmap, "weights", weights_str)) { + return -EINVAL; + } + std::replace(begin(weights_str), end(weights_str), '\'', '"'); + json_spirit::mValue json_value; + if (!json_spirit::read(weights_str, json_value)) { + return -EINVAL; + } + if (json_value.type() != json_spirit::obj_type) { + return -EINVAL; + } + const auto obj = json_value.get_obj(); + try { + for (auto& osd_weight : obj) { + auto osd_id = std::stoi(osd_weight.first); + if (!osdmap.exists(osd_id)) { + return -ENOENT; + } + if (osd_weight.second.type() != json_spirit::str_type) { + return -EINVAL; + } + auto weight = std::stoul(osd_weight.second.get_str()); + weights->insert({osd_id, weight}); + } + } catch (const std::logic_error& e) { + return -EINVAL; + } + return 0; +} + +int OSDMonitor::prepare_command_osd_destroy( + int32_t id, + stringstream& ss) +{ + ceph_assert(paxos.is_plugged()); + + // we check if the osd exists for the benefit of `osd purge`, which may + // have previously removed the osd. If the osd does not exist, return + // -ENOENT to convey this, and let the caller deal with it. + // + // we presume that all auth secrets and config keys were removed prior + // to this command being called. if they exist by now, we also assume + // they must have been created by some other command and do not pertain + // to this non-existent osd. + if (!osdmap.exists(id)) { + dout(10) << __func__ << " osd." << id << " does not exist." << dendl; + return -ENOENT; + } + + uuid_d uuid = osdmap.get_uuid(id); + dout(10) << __func__ << " destroying osd." << id + << " uuid " << uuid << dendl; + + // if it has been destroyed, we assume our work here is done. + if (osdmap.is_destroyed(id)) { + ss << "destroyed osd." << id; + return 0; + } + + EntityName cephx_entity, lockbox_entity; + bool idempotent_auth = false, idempotent_cks = false; + + int err = mon.authmon()->validate_osd_destroy(id, uuid, + cephx_entity, + lockbox_entity, + ss); + if (err < 0) { + if (err == -ENOENT) { + idempotent_auth = true; + } else { + return err; + } + } + + auto svc = mon.kvmon(); + err = svc->validate_osd_destroy(id, uuid); + if (err < 0) { + ceph_assert(err == -ENOENT); + err = 0; + idempotent_cks = true; + } + + if (!idempotent_auth) { + err = mon.authmon()->do_osd_destroy(cephx_entity, lockbox_entity); + ceph_assert(0 == err); + } + + if (!idempotent_cks) { + svc->do_osd_destroy(id, uuid); + } + + pending_inc.new_state[id] = CEPH_OSD_DESTROYED; + pending_inc.new_uuid[id] = uuid_d(); + + // we can only propose_pending() once per service, otherwise we'll be + // defying PaxosService and all laws of nature. Therefore, as we may + // be used during 'osd purge', let's keep the caller responsible for + // proposing. + ceph_assert(err == 0); + return 0; +} + +int OSDMonitor::prepare_command_osd_purge( + int32_t id, + stringstream& ss) +{ + ceph_assert(paxos.is_plugged()); + dout(10) << __func__ << " purging osd." << id << dendl; + + ceph_assert(!osdmap.is_up(id)); + + /* + * This may look a bit weird, but this is what's going to happen: + * + * 1. we make sure that removing from crush works + * 2. we call `prepare_command_osd_destroy()`. If it returns an + * error, then we abort the whole operation, as no updates + * have been made. However, we this function will have + * side-effects, thus we need to make sure that all operations + * performed henceforth will *always* succeed. + * 3. we call `prepare_command_osd_remove()`. Although this + * function can return an error, it currently only checks if the + * osd is up - and we have made sure that it is not so, so there + * is no conflict, and it is effectively an update. + * 4. finally, we call `do_osd_crush_remove()`, which will perform + * the crush update we delayed from before. + */ + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + bool may_be_idempotent = false; + + int err = _prepare_command_osd_crush_remove(newcrush, id, 0, false, false); + if (err == -ENOENT) { + err = 0; + may_be_idempotent = true; + } else if (err < 0) { + ss << "error removing osd." << id << " from crush"; + return err; + } + + // no point destroying the osd again if it has already been marked destroyed + if (!osdmap.is_destroyed(id)) { + err = prepare_command_osd_destroy(id, ss); + if (err < 0) { + if (err == -ENOENT) { + err = 0; + } else { + return err; + } + } else { + may_be_idempotent = false; + } + } + ceph_assert(0 == err); + + if (may_be_idempotent && !osdmap.exists(id)) { + dout(10) << __func__ << " osd." << id << " does not exist and " + << "we are idempotent." << dendl; + return -ENOENT; + } + + err = prepare_command_osd_remove(id); + // we should not be busy, as we should have made sure this id is not up. + ceph_assert(0 == err); + + do_osd_crush_remove(newcrush); + return 0; +} + +bool OSDMonitor::prepare_command_impl(MonOpRequestRef op, + const cmdmap_t& cmdmap) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MMonCommand>(); + bool ret = false; + stringstream ss; + string rs; + bufferlist rdata; + int err = 0; + + string format; + cmd_getval(cmdmap, "format", format, string("plain")); + boost::scoped_ptr<Formatter> f(Formatter::create(format)); + + string prefix; + cmd_getval(cmdmap, "prefix", prefix); + + int64_t osdid; + string osd_name; + bool osdid_present = false; + if (prefix != "osd pg-temp" && + prefix != "osd pg-upmap" && + prefix != "osd pg-upmap-items") { // avoid commands with non-int id arg + osdid_present = cmd_getval(cmdmap, "id", osdid); + } + if (osdid_present) { + ostringstream oss; + oss << "osd." << osdid; + osd_name = oss.str(); + } + + // Even if there's a pending state with changes that could affect + // a command, considering that said state isn't yet committed, we + // just don't care about those changes if the command currently being + // handled acts as a no-op against the current committed state. + // In a nutshell, we assume this command happens *before*. + // + // Let me make this clearer: + // + // - If we have only one client, and that client issues some + // operation that would conflict with this operation but is + // still on the pending state, then we would be sure that said + // operation wouldn't have returned yet, so the client wouldn't + // issue this operation (unless the client didn't wait for the + // operation to finish, and that would be the client's own fault). + // + // - If we have more than one client, each client will observe + // whatever is the state at the moment of the commit. So, if we + // have two clients, one issuing an unlink and another issuing a + // link, and if the link happens while the unlink is still on the + // pending state, from the link's point-of-view this is a no-op. + // If different clients are issuing conflicting operations and + // they care about that, then the clients should make sure they + // enforce some kind of concurrency mechanism -- from our + // perspective that's what Douglas Adams would call an SEP. + // + // This should be used as a general guideline for most commands handled + // in this function. Adapt as you see fit, but please bear in mind that + // this is the expected behavior. + + + if (prefix == "osd setcrushmap" || + (prefix == "osd crush set" && !osdid_present)) { + if (pending_inc.crush.length()) { + dout(10) << __func__ << " waiting for pending crush update " << dendl; + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + dout(10) << "prepare_command setting new crush map" << dendl; + bufferlist data(m->get_data()); + CrushWrapper crush; + try { + auto bl = data.cbegin(); + crush.decode(bl); + } + catch (const std::exception &e) { + err = -EINVAL; + ss << "Failed to parse crushmap: " << e.what(); + goto reply; + } + + int64_t prior_version = 0; + if (cmd_getval(cmdmap, "prior_version", prior_version)) { + if (prior_version == osdmap.get_crush_version() - 1) { + // see if we are a resend of the last update. this is imperfect + // (multiple racing updaters may not both get reliable success) + // but we expect crush updaters (via this interface) to be rare-ish. + bufferlist current, proposed; + osdmap.crush->encode(current, mon.get_quorum_con_features()); + crush.encode(proposed, mon.get_quorum_con_features()); + if (current.contents_equal(proposed)) { + dout(10) << __func__ + << " proposed matches current and version equals previous" + << dendl; + err = 0; + ss << osdmap.get_crush_version(); + goto reply; + } + } + if (prior_version != osdmap.get_crush_version()) { + err = -EPERM; + ss << "prior_version " << prior_version << " != crush version " + << osdmap.get_crush_version(); + goto reply; + } + } + + if (crush.has_legacy_rule_ids()) { + err = -EINVAL; + ss << "crush maps with ruleset != ruleid are no longer allowed"; + goto reply; + } + if (!validate_crush_against_features(&crush, ss)) { + err = -EINVAL; + goto reply; + } + + err = osdmap.validate_crush_rules(&crush, &ss); + if (err < 0) { + goto reply; + } + + if (g_conf()->mon_osd_crush_smoke_test) { + // sanity check: test some inputs to make sure this map isn't + // totally broken + dout(10) << " testing map" << dendl; + stringstream ess; + CrushTester tester(crush, ess); + tester.set_min_x(0); + tester.set_max_x(50); + auto start = ceph::coarse_mono_clock::now(); + int r = tester.test_with_fork(g_conf()->mon_lease); + auto duration = ceph::coarse_mono_clock::now() - start; + if (r < 0) { + dout(10) << " tester.test_with_fork returns " << r + << ": " << ess.str() << dendl; + ss << "crush smoke test failed with " << r << ": " << ess.str(); + err = r; + goto reply; + } + dout(10) << __func__ << " crush somke test duration: " + << duration << ", result: " << ess.str() << dendl; + } + + pending_inc.crush = data; + ss << osdmap.get_crush_version() + 1; + goto update; + + } else if (prefix == "osd crush set-all-straw-buckets-to-straw2") { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + for (int b = 0; b < newcrush.get_max_buckets(); ++b) { + int bid = -1 - b; + if (newcrush.bucket_exists(bid) && + newcrush.get_bucket_alg(bid) == CRUSH_BUCKET_STRAW) { + dout(20) << " bucket " << bid << " is straw, can convert" << dendl; + newcrush.bucket_set_alg(bid, CRUSH_BUCKET_STRAW2); + } + } + if (!validate_crush_against_features(&newcrush, ss)) { + err = -EINVAL; + goto reply; + } + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush set-device-class") { + string device_class; + if (!cmd_getval(cmdmap, "class", device_class)) { + err = -EINVAL; // no value! + goto reply; + } + + bool stop = false; + vector<string> idvec; + cmd_getval(cmdmap, "ids", idvec); + CrushWrapper newcrush; + _get_pending_crush(newcrush); + set<int> updated; + for (unsigned j = 0; j < idvec.size() && !stop; j++) { + set<int> osds; + // wildcard? + if (j == 0 && + (idvec[0] == "any" || idvec[0] == "all" || idvec[0] == "*")) { + osdmap.get_all_osds(osds); + stop = true; + } else { + // try traditional single osd way + long osd = parse_osd_id(idvec[j].c_str(), &ss); + if (osd < 0) { + // ss has reason for failure + ss << ", unable to parse osd id:\"" << idvec[j] << "\". "; + err = -EINVAL; + continue; + } + osds.insert(osd); + } + + for (auto &osd : osds) { + if (!osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist. "; + continue; + } + + ostringstream oss; + oss << "osd." << osd; + string name = oss.str(); + + if (newcrush.get_max_devices() < osd + 1) { + newcrush.set_max_devices(osd + 1); + } + string action; + if (newcrush.item_exists(osd)) { + action = "updating"; + } else { + action = "creating"; + newcrush.set_item_name(osd, name); + } + + dout(5) << action << " crush item id " << osd << " name '" << name + << "' device_class '" << device_class << "'" + << dendl; + err = newcrush.update_device_class(osd, device_class, name, &ss); + if (err < 0) { + goto reply; + } + if (err == 0 && !_have_pending_crush()) { + if (!stop) { + // for single osd only, wildcard makes too much noise + ss << "set-device-class item id " << osd << " name '" << name + << "' device_class '" << device_class << "': no change. "; + } + } else { + updated.insert(osd); + } + } + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "set osd(s) " << updated << " to class '" << device_class << "'"; + getline(ss, rs); + wait_for_finished_proposal( + op, + new Monitor::C_Command(mon,op, 0, rs, get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush rm-device-class") { + bool stop = false; + vector<string> idvec; + cmd_getval(cmdmap, "ids", idvec); + CrushWrapper newcrush; + _get_pending_crush(newcrush); + set<int> updated; + + for (unsigned j = 0; j < idvec.size() && !stop; j++) { + set<int> osds; + + // wildcard? + if (j == 0 && + (idvec[0] == "any" || idvec[0] == "all" || idvec[0] == "*")) { + osdmap.get_all_osds(osds); + stop = true; + } else { + // try traditional single osd way + long osd = parse_osd_id(idvec[j].c_str(), &ss); + if (osd < 0) { + // ss has reason for failure + ss << ", unable to parse osd id:\"" << idvec[j] << "\". "; + err = -EINVAL; + goto reply; + } + osds.insert(osd); + } + + for (auto &osd : osds) { + if (!osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist. "; + continue; + } + + auto class_name = newcrush.get_item_class(osd); + if (!class_name) { + ss << "osd." << osd << " belongs to no class, "; + continue; + } + // note that we do not verify if class_is_in_use here + // in case the device is misclassified and user wants + // to overridely reset... + + err = newcrush.remove_device_class(cct, osd, &ss); + if (err < 0) { + // ss has reason for failure + goto reply; + } + updated.insert(osd); + } + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "done removing class of osd(s): " << updated; + getline(ss, rs); + wait_for_finished_proposal( + op, + new Monitor::C_Command(mon,op, 0, rs, get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush class create") { + string device_class; + if (!cmd_getval(cmdmap, "class", device_class)) { + err = -EINVAL; // no value! + goto reply; + } + if (osdmap.require_osd_release < ceph_release_t::luminous) { + ss << "you must complete the upgrade and 'ceph osd require-osd-release " + << "luminous' before using crush device classes"; + err = -EPERM; + goto reply; + } + if (!_have_pending_crush() && + _get_stable_crush().class_exists(device_class)) { + ss << "class '" << device_class << "' already exists"; + goto reply; + } + CrushWrapper newcrush; + _get_pending_crush(newcrush); + if (newcrush.class_exists(device_class)) { + ss << "class '" << device_class << "' already exists"; + goto update; + } + int class_id = newcrush.get_or_create_class_id(device_class); + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "created class " << device_class << " with id " << class_id + << " to crush map"; + goto update; + } else if (prefix == "osd crush class rm") { + string device_class; + if (!cmd_getval(cmdmap, "class", device_class)) { + err = -EINVAL; // no value! + goto reply; + } + if (osdmap.require_osd_release < ceph_release_t::luminous) { + ss << "you must complete the upgrade and 'ceph osd require-osd-release " + << "luminous' before using crush device classes"; + err = -EPERM; + goto reply; + } + + if (!osdmap.crush->class_exists(device_class)) { + err = 0; + goto reply; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + if (!newcrush.class_exists(device_class)) { + err = 0; // make command idempotent + goto wait; + } + int class_id = newcrush.get_class_id(device_class); + stringstream ts; + if (newcrush.class_is_in_use(class_id, &ts)) { + err = -EBUSY; + ss << "class '" << device_class << "' " << ts.str(); + goto reply; + } + + // check if class is used by any erasure-code-profiles + mempool::osdmap::map<string,map<string,string>> old_ec_profiles = + osdmap.get_erasure_code_profiles(); + auto ec_profiles = pending_inc.get_erasure_code_profiles(); +#ifdef HAVE_STDLIB_MAP_SPLICING + ec_profiles.merge(old_ec_profiles); +#else + ec_profiles.insert(make_move_iterator(begin(old_ec_profiles)), + make_move_iterator(end(old_ec_profiles))); +#endif + list<string> referenced_by; + for (auto &i: ec_profiles) { + for (auto &j: i.second) { + if ("crush-device-class" == j.first && device_class == j.second) { + referenced_by.push_back(i.first); + } + } + } + if (!referenced_by.empty()) { + err = -EBUSY; + ss << "class '" << device_class + << "' is still referenced by erasure-code-profile(s): " << referenced_by; + goto reply; + } + + set<int> osds; + newcrush.get_devices_by_class(device_class, &osds); + for (auto& p: osds) { + err = newcrush.remove_device_class(g_ceph_context, p, &ss); + if (err < 0) { + // ss has reason for failure + goto reply; + } + } + + if (osds.empty()) { + // empty class, remove directly + err = newcrush.remove_class_name(device_class); + if (err < 0) { + ss << "class '" << device_class << "' cannot be removed '" + << cpp_strerror(err) << "'"; + goto reply; + } + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "removed class " << device_class << " with id " << class_id + << " from crush map"; + goto update; + } else if (prefix == "osd crush class rename") { + string srcname, dstname; + if (!cmd_getval(cmdmap, "srcname", srcname)) { + err = -EINVAL; + goto reply; + } + if (!cmd_getval(cmdmap, "dstname", dstname)) { + err = -EINVAL; + goto reply; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + if (!newcrush.class_exists(srcname) && newcrush.class_exists(dstname)) { + // suppose this is a replay and return success + // so command is idempotent + ss << "already renamed to '" << dstname << "'"; + err = 0; + goto reply; + } + + err = newcrush.rename_class(srcname, dstname); + if (err < 0) { + ss << "fail to rename '" << srcname << "' to '" << dstname << "' : " + << cpp_strerror(err); + goto reply; + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "rename class '" << srcname << "' to '" << dstname << "'"; + goto update; + } else if (prefix == "osd crush add-bucket") { + // os crush add-bucket <name> <type> + string name, typestr; + vector<string> argvec; + cmd_getval(cmdmap, "name", name); + cmd_getval(cmdmap, "type", typestr); + cmd_getval(cmdmap, "args", argvec); + map<string,string> loc; + if (!argvec.empty()) { + CrushWrapper::parse_loc_map(argvec, &loc); + dout(0) << "will create and move bucket '" << name + << "' to location " << loc << dendl; + } + + if (!_have_pending_crush() && + _get_stable_crush().name_exists(name)) { + ss << "bucket '" << name << "' already exists"; + goto reply; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + if (newcrush.name_exists(name)) { + ss << "bucket '" << name << "' already exists"; + goto update; + } + int type = newcrush.get_type_id(typestr); + if (type < 0) { + ss << "type '" << typestr << "' does not exist"; + err = -EINVAL; + goto reply; + } + if (type == 0) { + ss << "type '" << typestr << "' is for devices, not buckets"; + err = -EINVAL; + goto reply; + } + int bucketno; + err = newcrush.add_bucket(0, 0, + CRUSH_HASH_DEFAULT, type, 0, NULL, + NULL, &bucketno); + if (err < 0) { + ss << "add_bucket error: '" << cpp_strerror(err) << "'"; + goto reply; + } + err = newcrush.set_item_name(bucketno, name); + if (err < 0) { + ss << "error setting bucket name to '" << name << "'"; + goto reply; + } + + if (!loc.empty()) { + if (!newcrush.check_item_loc(cct, bucketno, loc, + (int *)NULL)) { + err = newcrush.move_bucket(cct, bucketno, loc); + if (err < 0) { + ss << "error moving bucket '" << name << "' to location " << loc; + goto reply; + } + } else { + ss << "no need to move item id " << bucketno << " name '" << name + << "' to location " << loc << " in crush map"; + } + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + if (loc.empty()) { + ss << "added bucket " << name << " type " << typestr + << " to crush map"; + } else { + ss << "added bucket " << name << " type " << typestr + << " to location " << loc; + } + goto update; + } else if (prefix == "osd crush rename-bucket") { + string srcname, dstname; + cmd_getval(cmdmap, "srcname", srcname); + cmd_getval(cmdmap, "dstname", dstname); + + err = crush_rename_bucket(srcname, dstname, &ss); + if (err == -EALREADY) // equivalent to success for idempotency + err = 0; + if (err) + goto reply; + else + goto update; + } else if (prefix == "osd crush weight-set create" || + prefix == "osd crush weight-set create-compat") { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + int64_t pool; + int positions; + if (newcrush.has_non_straw2_buckets()) { + ss << "crush map contains one or more bucket(s) that are not straw2"; + err = -EPERM; + goto reply; + } + if (prefix == "osd crush weight-set create") { + if (osdmap.require_min_compat_client != ceph_release_t::unknown && + osdmap.require_min_compat_client < ceph_release_t::luminous) { + ss << "require_min_compat_client " + << osdmap.require_min_compat_client + << " < luminous, which is required for per-pool weight-sets. " + << "Try 'ceph osd set-require-min-compat-client luminous' " + << "before using the new interface"; + err = -EPERM; + goto reply; + } + string poolname, mode; + cmd_getval(cmdmap, "pool", poolname); + pool = osdmap.lookup_pg_pool_name(poolname.c_str()); + if (pool < 0) { + ss << "pool '" << poolname << "' not found"; + err = -ENOENT; + goto reply; + } + cmd_getval(cmdmap, "mode", mode); + if (mode != "flat" && mode != "positional") { + ss << "unrecognized weight-set mode '" << mode << "'"; + err = -EINVAL; + goto reply; + } + positions = mode == "flat" ? 1 : osdmap.get_pg_pool(pool)->get_size(); + } else { + pool = CrushWrapper::DEFAULT_CHOOSE_ARGS; + positions = 1; + } + if (!newcrush.create_choose_args(pool, positions)) { + if (pool == CrushWrapper::DEFAULT_CHOOSE_ARGS) { + ss << "compat weight-set already created"; + } else { + ss << "weight-set for pool '" << osdmap.get_pool_name(pool) + << "' already created"; + } + goto reply; + } + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + goto update; + + } else if (prefix == "osd crush weight-set rm" || + prefix == "osd crush weight-set rm-compat") { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + int64_t pool; + if (prefix == "osd crush weight-set rm") { + string poolname; + cmd_getval(cmdmap, "pool", poolname); + pool = osdmap.lookup_pg_pool_name(poolname.c_str()); + if (pool < 0) { + ss << "pool '" << poolname << "' not found"; + err = -ENOENT; + goto reply; + } + } else { + pool = CrushWrapper::DEFAULT_CHOOSE_ARGS; + } + newcrush.rm_choose_args(pool); + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + goto update; + + } else if (prefix == "osd crush weight-set reweight" || + prefix == "osd crush weight-set reweight-compat") { + string poolname, item; + vector<double> weight; + cmd_getval(cmdmap, "pool", poolname); + cmd_getval(cmdmap, "item", item); + cmd_getval(cmdmap, "weight", weight); + CrushWrapper newcrush; + _get_pending_crush(newcrush); + int64_t pool; + if (prefix == "osd crush weight-set reweight") { + pool = osdmap.lookup_pg_pool_name(poolname.c_str()); + if (pool < 0) { + ss << "pool '" << poolname << "' not found"; + err = -ENOENT; + goto reply; + } + if (!newcrush.have_choose_args(pool)) { + ss << "no weight-set for pool '" << poolname << "'"; + err = -ENOENT; + goto reply; + } + auto arg_map = newcrush.choose_args_get(pool); + int positions = newcrush.get_choose_args_positions(arg_map); + if (weight.size() != (size_t)positions) { + ss << "must specify exact " << positions << " weight values"; + err = -EINVAL; + goto reply; + } + } else { + pool = CrushWrapper::DEFAULT_CHOOSE_ARGS; + if (!newcrush.have_choose_args(pool)) { + ss << "no backward-compatible weight-set"; + err = -ENOENT; + goto reply; + } + } + if (!newcrush.name_exists(item)) { + ss << "item '" << item << "' does not exist"; + err = -ENOENT; + goto reply; + } + err = newcrush.choose_args_adjust_item_weightf( + cct, + newcrush.choose_args_get(pool), + newcrush.get_item_id(item), + weight, + &ss); + if (err < 0) { + goto reply; + } + err = 0; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + goto update; + } else if (osdid_present && + (prefix == "osd crush set" || prefix == "osd crush add")) { + // <OsdName> is 'osd.<id>' or '<id>', passed as int64_t id + // osd crush set <OsdName> <weight> <loc1> [<loc2> ...] + // osd crush add <OsdName> <weight> <loc1> [<loc2> ...] + + if (!osdmap.exists(osdid)) { + err = -ENOENT; + ss << osd_name + << " does not exist. Create it before updating the crush map"; + goto reply; + } + + double weight; + if (!cmd_getval(cmdmap, "weight", weight)) { + ss << "unable to parse weight value '" + << cmd_vartype_stringify(cmdmap.at("weight")) << "'"; + err = -EINVAL; + goto reply; + } + + string args; + vector<string> argvec; + cmd_getval(cmdmap, "args", argvec); + map<string,string> loc; + CrushWrapper::parse_loc_map(argvec, &loc); + + if (prefix == "osd crush set" + && !_get_stable_crush().item_exists(osdid)) { + err = -ENOENT; + ss << "unable to set item id " << osdid << " name '" << osd_name + << "' weight " << weight << " at location " << loc + << ": does not exist"; + goto reply; + } + + dout(5) << "adding/updating crush item id " << osdid << " name '" + << osd_name << "' weight " << weight << " at location " + << loc << dendl; + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + string action; + if (prefix == "osd crush set" || + newcrush.check_item_loc(cct, osdid, loc, (int *)NULL)) { + action = "set"; + err = newcrush.update_item(cct, osdid, weight, osd_name, loc); + } else { + action = "add"; + err = newcrush.insert_item(cct, osdid, weight, osd_name, loc); + if (err == 0) + err = 1; + } + + if (err < 0) + goto reply; + + if (err == 0 && !_have_pending_crush()) { + ss << action << " item id " << osdid << " name '" << osd_name + << "' weight " << weight << " at location " << loc << ": no change"; + goto reply; + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << action << " item id " << osdid << " name '" << osd_name << "' weight " + << weight << " at location " << loc << " to crush map"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd crush create-or-move") { + do { + // osd crush create-or-move <OsdName> <initial_weight> <loc1> [<loc2> ...] + if (!osdmap.exists(osdid)) { + err = -ENOENT; + ss << osd_name + << " does not exist. create it before updating the crush map"; + goto reply; + } + + double weight; + if (!cmd_getval(cmdmap, "weight", weight)) { + ss << "unable to parse weight value '" + << cmd_vartype_stringify(cmdmap.at("weight")) << "'"; + err = -EINVAL; + goto reply; + } + + string args; + vector<string> argvec; + cmd_getval(cmdmap, "args", argvec); + map<string,string> loc; + CrushWrapper::parse_loc_map(argvec, &loc); + + dout(0) << "create-or-move crush item name '" << osd_name + << "' initial_weight " << weight << " at location " << loc + << dendl; + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + err = newcrush.create_or_move_item(cct, osdid, weight, osd_name, loc, + g_conf()->osd_crush_update_weight_set); + if (err == 0) { + ss << "create-or-move updated item name '" << osd_name + << "' weight " << weight + << " at location " << loc << " to crush map"; + break; + } + if (err > 0) { + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "create-or-move updating item name '" << osd_name + << "' weight " << weight + << " at location " << loc << " to crush map"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } + } while (false); + + } else if (prefix == "osd crush move") { + do { + // osd crush move <name> <loc1> [<loc2> ...] + string name; + vector<string> argvec; + cmd_getval(cmdmap, "name", name); + cmd_getval(cmdmap, "args", argvec); + map<string,string> loc; + CrushWrapper::parse_loc_map(argvec, &loc); + + dout(0) << "moving crush item name '" << name << "' to location " << loc << dendl; + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + if (!newcrush.name_exists(name)) { + err = -ENOENT; + ss << "item " << name << " does not exist"; + break; + } + int id = newcrush.get_item_id(name); + + if (!newcrush.check_item_loc(cct, id, loc, (int *)NULL)) { + if (id >= 0) { + err = newcrush.create_or_move_item( + cct, id, 0, name, loc, + g_conf()->osd_crush_update_weight_set); + } else { + err = newcrush.move_bucket(cct, id, loc); + } + if (err >= 0) { + ss << "moved item id " << id << " name '" << name << "' to location " << loc << " in crush map"; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } + } else { + ss << "no need to move item id " << id << " name '" << name << "' to location " << loc << " in crush map"; + err = 0; + } + } while (false); + } else if (prefix == "osd crush swap-bucket") { + string source, dest; + cmd_getval(cmdmap, "source", source); + cmd_getval(cmdmap, "dest", dest); + + bool force = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", force); + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + if (!newcrush.name_exists(source)) { + ss << "source item " << source << " does not exist"; + err = -ENOENT; + goto reply; + } + if (!newcrush.name_exists(dest)) { + ss << "dest item " << dest << " does not exist"; + err = -ENOENT; + goto reply; + } + int sid = newcrush.get_item_id(source); + int did = newcrush.get_item_id(dest); + int sparent; + if (newcrush.get_immediate_parent_id(sid, &sparent) == 0 && !force) { + ss << "source item " << source << " is not an orphan bucket; pass --yes-i-really-mean-it to proceed anyway"; + err = -EPERM; + goto reply; + } + if (newcrush.get_bucket_alg(sid) != newcrush.get_bucket_alg(did) && + !force) { + ss << "source bucket alg " << crush_alg_name(newcrush.get_bucket_alg(sid)) << " != " + << "dest bucket alg " << crush_alg_name(newcrush.get_bucket_alg(did)) + << "; pass --yes-i-really-mean-it to proceed anyway"; + err = -EPERM; + goto reply; + } + int r = newcrush.swap_bucket(cct, sid, did); + if (r < 0) { + ss << "failed to swap bucket contents: " << cpp_strerror(r); + err = r; + goto reply; + } + ss << "swapped bucket of " << source << " to " << dest; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + wait_for_finished_proposal(op, + new Monitor::C_Command(mon, op, err, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush link") { + // osd crush link <name> <loc1> [<loc2> ...] + string name; + cmd_getval(cmdmap, "name", name); + vector<string> argvec; + cmd_getval(cmdmap, "args", argvec); + map<string,string> loc; + CrushWrapper::parse_loc_map(argvec, &loc); + + // Need an explicit check for name_exists because get_item_id returns + // 0 on unfound. + int id = osdmap.crush->get_item_id(name); + if (!osdmap.crush->name_exists(name)) { + err = -ENOENT; + ss << "item " << name << " does not exist"; + goto reply; + } else { + dout(5) << "resolved crush name '" << name << "' to id " << id << dendl; + } + if (osdmap.crush->check_item_loc(cct, id, loc, (int*) NULL)) { + ss << "no need to move item id " << id << " name '" << name + << "' to location " << loc << " in crush map"; + err = 0; + goto reply; + } + + dout(5) << "linking crush item name '" << name << "' at location " << loc << dendl; + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + if (!newcrush.name_exists(name)) { + err = -ENOENT; + ss << "item " << name << " does not exist"; + goto reply; + } else { + int id = newcrush.get_item_id(name); + if (!newcrush.check_item_loc(cct, id, loc, (int *)NULL)) { + err = newcrush.link_bucket(cct, id, loc); + if (err >= 0) { + ss << "linked item id " << id << " name '" << name + << "' to location " << loc << " in crush map"; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + } else { + ss << "cannot link item id " << id << " name '" << name + << "' to location " << loc; + goto reply; + } + } else { + ss << "no need to move item id " << id << " name '" << name + << "' to location " << loc << " in crush map"; + err = 0; + } + } + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, err, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush rm" || + prefix == "osd crush remove" || + prefix == "osd crush unlink") { + do { + // osd crush rm <id> [ancestor] + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + string name; + cmd_getval(cmdmap, "name", name); + + if (!osdmap.crush->name_exists(name)) { + err = 0; + ss << "device '" << name << "' does not appear in the crush map"; + break; + } + if (!newcrush.name_exists(name)) { + err = 0; + ss << "device '" << name << "' does not appear in the crush map"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } + int id = newcrush.get_item_id(name); + int ancestor = 0; + + bool unlink_only = prefix == "osd crush unlink"; + string ancestor_str; + if (cmd_getval(cmdmap, "ancestor", ancestor_str)) { + if (!newcrush.name_exists(ancestor_str)) { + err = -ENOENT; + ss << "ancestor item '" << ancestor_str + << "' does not appear in the crush map"; + break; + } + ancestor = newcrush.get_item_id(ancestor_str); + } + + err = prepare_command_osd_crush_remove( + newcrush, + id, ancestor, + (ancestor < 0), unlink_only); + + if (err == -ENOENT) { + ss << "item " << id << " does not appear in that position"; + err = 0; + break; + } + if (err == 0) { + if (!unlink_only) + pending_inc.new_crush_node_flags[id] = 0; + ss << "removed item id " << id << " name '" << name << "' from crush map"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } + } while (false); + + } else if (prefix == "osd crush reweight-all") { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + newcrush.reweight(cct); + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "reweighted crush hierarchy"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush reweight") { + // osd crush reweight <name> <weight> + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + string name; + cmd_getval(cmdmap, "name", name); + if (!newcrush.name_exists(name)) { + err = -ENOENT; + ss << "device '" << name << "' does not appear in the crush map"; + goto reply; + } + + int id = newcrush.get_item_id(name); + if (id < 0) { + ss << "device '" << name << "' is not a leaf in the crush map"; + err = -EINVAL; + goto reply; + } + double w; + if (!cmd_getval(cmdmap, "weight", w)) { + ss << "unable to parse weight value '" + << cmd_vartype_stringify(cmdmap.at("weight")) << "'"; + err = -EINVAL; + goto reply; + } + + err = newcrush.adjust_item_weightf(cct, id, w, + g_conf()->osd_crush_update_weight_set); + if (err < 0) + goto reply; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "reweighted item id " << id << " name '" << name << "' to " << w + << " in crush map"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush reweight-subtree") { + // osd crush reweight <name> <weight> + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + string name; + cmd_getval(cmdmap, "name", name); + if (!newcrush.name_exists(name)) { + err = -ENOENT; + ss << "device '" << name << "' does not appear in the crush map"; + goto reply; + } + + int id = newcrush.get_item_id(name); + if (id >= 0) { + ss << "device '" << name << "' is not a subtree in the crush map"; + err = -EINVAL; + goto reply; + } + double w; + if (!cmd_getval(cmdmap, "weight", w)) { + ss << "unable to parse weight value '" + << cmd_vartype_stringify(cmdmap.at("weight")) << "'"; + err = -EINVAL; + goto reply; + } + + err = newcrush.adjust_subtree_weightf(cct, id, w, + g_conf()->osd_crush_update_weight_set); + if (err < 0) + goto reply; + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "reweighted subtree id " << id << " name '" << name << "' to " << w + << " in crush map"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush tunables") { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + err = 0; + string profile; + cmd_getval(cmdmap, "profile", profile); + if (profile == "legacy" || profile == "argonaut") { + newcrush.set_tunables_legacy(); + } else if (profile == "bobtail") { + newcrush.set_tunables_bobtail(); + } else if (profile == "firefly") { + newcrush.set_tunables_firefly(); + } else if (profile == "hammer") { + newcrush.set_tunables_hammer(); + } else if (profile == "jewel") { + newcrush.set_tunables_jewel(); + } else if (profile == "optimal") { + newcrush.set_tunables_optimal(); + } else if (profile == "default") { + newcrush.set_tunables_default(); + } else { + ss << "unrecognized profile '" << profile << "'"; + err = -EINVAL; + goto reply; + } + + if (!validate_crush_against_features(&newcrush, ss)) { + err = -EINVAL; + goto reply; + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "adjusted tunables profile to " << profile; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd crush set-tunable") { + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + err = 0; + string tunable; + cmd_getval(cmdmap, "tunable", tunable); + + int64_t value = -1; + if (!cmd_getval(cmdmap, "value", value)) { + err = -EINVAL; + ss << "failed to parse integer value " + << cmd_vartype_stringify(cmdmap.at("value")); + goto reply; + } + + if (tunable == "straw_calc_version") { + if (value != 0 && value != 1) { + ss << "value must be 0 or 1; got " << value; + err = -EINVAL; + goto reply; + } + newcrush.set_straw_calc_version(value); + } else { + ss << "unrecognized tunable '" << tunable << "'"; + err = -EINVAL; + goto reply; + } + + if (!validate_crush_against_features(&newcrush, ss)) { + err = -EINVAL; + goto reply; + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + ss << "adjusted tunable " << tunable << " to " << value; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd crush rule create-simple") { + string name, root, type, mode; + cmd_getval(cmdmap, "name", name); + cmd_getval(cmdmap, "root", root); + cmd_getval(cmdmap, "type", type); + cmd_getval(cmdmap, "mode", mode); + if (mode == "") + mode = "firstn"; + + if (osdmap.crush->rule_exists(name)) { + // The name is uniquely associated to a ruleid and the rule it contains + // From the user point of view, the rule is more meaningfull. + ss << "rule " << name << " already exists"; + err = 0; + goto reply; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + if (newcrush.rule_exists(name)) { + // The name is uniquely associated to a ruleid and the rule it contains + // From the user point of view, the rule is more meaningfull. + ss << "rule " << name << " already exists"; + err = 0; + } else { + int ruleno = newcrush.add_simple_rule(name, root, type, "", mode, + pg_pool_t::TYPE_REPLICATED, &ss); + if (ruleno < 0) { + err = ruleno; + goto reply; + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + } + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd crush rule create-replicated") { + string name, root, type, device_class; + cmd_getval(cmdmap, "name", name); + cmd_getval(cmdmap, "root", root); + cmd_getval(cmdmap, "type", type); + cmd_getval(cmdmap, "class", device_class); + + if (osdmap.crush->rule_exists(name)) { + // The name is uniquely associated to a ruleid and the rule it contains + // From the user point of view, the rule is more meaningfull. + ss << "rule " << name << " already exists"; + err = 0; + goto reply; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + if (newcrush.rule_exists(name)) { + // The name is uniquely associated to a ruleid and the rule it contains + // From the user point of view, the rule is more meaningfull. + ss << "rule " << name << " already exists"; + err = 0; + } else { + int ruleno = newcrush.add_simple_rule( + name, root, type, device_class, + "firstn", pg_pool_t::TYPE_REPLICATED, &ss); + if (ruleno < 0) { + err = ruleno; + goto reply; + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + } + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd erasure-code-profile rm") { + string name; + cmd_getval(cmdmap, "name", name); + + if (erasure_code_profile_in_use(pending_inc.new_pools, name, &ss)) + goto wait; + + if (erasure_code_profile_in_use(osdmap.pools, name, &ss)) { + err = -EBUSY; + goto reply; + } + + if (osdmap.has_erasure_code_profile(name) || + pending_inc.new_erasure_code_profiles.count(name)) { + if (osdmap.has_erasure_code_profile(name)) { + pending_inc.old_erasure_code_profiles.push_back(name); + } else { + dout(20) << "erasure code profile rm " << name << ": creation canceled" << dendl; + pending_inc.new_erasure_code_profiles.erase(name); + } + + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else { + ss << "erasure-code-profile " << name << " does not exist"; + err = 0; + goto reply; + } + + } else if (prefix == "osd erasure-code-profile set") { + string name; + cmd_getval(cmdmap, "name", name); + vector<string> profile; + cmd_getval(cmdmap, "profile", profile); + + bool force = false; + cmd_getval(cmdmap, "force", force); + + map<string,string> profile_map; + err = parse_erasure_code_profile(profile, &profile_map, &ss); + if (err) + goto reply; + if (auto found = profile_map.find("crush-failure-domain"); + found != profile_map.end()) { + const auto& failure_domain = found->second; + int failure_domain_type = osdmap.crush->get_type_id(failure_domain); + if (failure_domain_type < 0) { + ss << "erasure-code-profile " << profile_map + << " contains an invalid failure-domain " << std::quoted(failure_domain); + err = -EINVAL; + goto reply; + } + } + + if (profile_map.find("plugin") == profile_map.end()) { + ss << "erasure-code-profile " << profile_map + << " must contain a plugin entry" << std::endl; + err = -EINVAL; + goto reply; + } + string plugin = profile_map["plugin"]; + + if (pending_inc.has_erasure_code_profile(name)) { + dout(20) << "erasure code profile " << name << " try again" << dendl; + goto wait; + } else { + err = normalize_profile(name, profile_map, force, &ss); + if (err) + goto reply; + + if (osdmap.has_erasure_code_profile(name)) { + ErasureCodeProfile existing_profile_map = + osdmap.get_erasure_code_profile(name); + err = normalize_profile(name, existing_profile_map, force, &ss); + if (err) + goto reply; + + if (existing_profile_map == profile_map) { + err = 0; + goto reply; + } + if (!force) { + err = -EPERM; + ss << "will not override erasure code profile " << name + << " because the existing profile " + << existing_profile_map + << " is different from the proposed profile " + << profile_map; + goto reply; + } + } + + dout(20) << "erasure code profile set " << name << "=" + << profile_map << dendl; + pending_inc.set_erasure_code_profile(name, profile_map); + } + + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd crush rule create-erasure") { + err = check_cluster_features(CEPH_FEATURE_CRUSH_V2, ss); + if (err == -EAGAIN) + goto wait; + if (err) + goto reply; + string name, poolstr; + cmd_getval(cmdmap, "name", name); + string profile; + cmd_getval(cmdmap, "profile", profile); + if (profile == "") + profile = "default"; + if (profile == "default") { + if (!osdmap.has_erasure_code_profile(profile)) { + if (pending_inc.has_erasure_code_profile(profile)) { + dout(20) << "erasure code profile " << profile << " already pending" << dendl; + goto wait; + } + + map<string,string> profile_map; + err = osdmap.get_erasure_code_profile_default(cct, + profile_map, + &ss); + if (err) + goto reply; + err = normalize_profile(name, profile_map, true, &ss); + if (err) + goto reply; + dout(20) << "erasure code profile set " << profile << "=" + << profile_map << dendl; + pending_inc.set_erasure_code_profile(profile, profile_map); + goto wait; + } + } + + int rule; + err = crush_rule_create_erasure(name, profile, &rule, &ss); + if (err < 0) { + switch(err) { + case -EEXIST: // return immediately + ss << "rule " << name << " already exists"; + err = 0; + goto reply; + break; + case -EALREADY: // wait for pending to be proposed + ss << "rule " << name << " already exists"; + err = 0; + break; + default: // non recoverable error + goto reply; + break; + } + } else { + ss << "created rule " << name << " at " << rule; + } + + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd crush rule rm") { + string name; + cmd_getval(cmdmap, "name", name); + + if (!osdmap.crush->rule_exists(name)) { + ss << "rule " << name << " does not exist"; + err = 0; + goto reply; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + + if (!newcrush.rule_exists(name)) { + ss << "rule " << name << " does not exist"; + err = 0; + } else { + int ruleno = newcrush.get_rule_id(name); + ceph_assert(ruleno >= 0); + + // make sure it is not in use. + // FIXME: this is ok in some situations, but let's not bother with that + // complexity now. + int ruleset = newcrush.get_rule_mask_ruleset(ruleno); + if (osdmap.crush_rule_in_use(ruleset)) { + ss << "crush ruleset " << name << " " << ruleset << " is in use"; + err = -EBUSY; + goto reply; + } + + err = newcrush.remove_rule(ruleno); + if (err < 0) { + goto reply; + } + + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + } + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd crush rule rename") { + string srcname; + string dstname; + cmd_getval(cmdmap, "srcname", srcname); + cmd_getval(cmdmap, "dstname", dstname); + if (srcname.empty() || dstname.empty()) { + ss << "must specify both source rule name and destination rule name"; + err = -EINVAL; + goto reply; + } + if (srcname == dstname) { + ss << "destination rule name is equal to source rule name"; + err = 0; + goto reply; + } + + CrushWrapper newcrush; + _get_pending_crush(newcrush); + if (!newcrush.rule_exists(srcname) && newcrush.rule_exists(dstname)) { + // srcname does not exist and dstname already exists + // suppose this is a replay and return success + // (so this command is idempotent) + ss << "already renamed to '" << dstname << "'"; + err = 0; + goto reply; + } + + err = newcrush.rename_rule(srcname, dstname, &ss); + if (err < 0) { + // ss has reason for failure + goto reply; + } + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd setmaxosd") { + int64_t newmax; + if (!cmd_getval(cmdmap, "newmax", newmax)) { + ss << "unable to parse 'newmax' value '" + << cmd_vartype_stringify(cmdmap.at("newmax")) << "'"; + err = -EINVAL; + goto reply; + } + + if (newmax > g_conf()->mon_max_osd) { + err = -ERANGE; + ss << "cannot set max_osd to " << newmax << " which is > conf.mon_max_osd (" + << g_conf()->mon_max_osd << ")"; + goto reply; + } + + // Don't allow shrinking OSD number as this will cause data loss + // and may cause kernel crashes. + // Note: setmaxosd sets the maximum OSD number and not the number of OSDs + if (newmax < osdmap.get_max_osd()) { + // Check if the OSDs exist between current max and new value. + // If there are any OSDs exist, then don't allow shrinking number + // of OSDs. + for (int i = newmax; i < osdmap.get_max_osd(); i++) { + if (osdmap.exists(i)) { + err = -EBUSY; + ss << "cannot shrink max_osd to " << newmax + << " because osd." << i << " (and possibly others) still in use"; + goto reply; + } + } + } + + pending_inc.new_max_osd = newmax; + ss << "set new max_osd = " << pending_inc.new_max_osd; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd set-full-ratio" || + prefix == "osd set-backfillfull-ratio" || + prefix == "osd set-nearfull-ratio") { + double n; + if (!cmd_getval(cmdmap, "ratio", n)) { + ss << "unable to parse 'ratio' value '" + << cmd_vartype_stringify(cmdmap.at("ratio")) << "'"; + err = -EINVAL; + goto reply; + } + if (prefix == "osd set-full-ratio") + pending_inc.new_full_ratio = n; + else if (prefix == "osd set-backfillfull-ratio") + pending_inc.new_backfillfull_ratio = n; + else if (prefix == "osd set-nearfull-ratio") + pending_inc.new_nearfull_ratio = n; + ss << prefix << " " << n; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd set-require-min-compat-client") { + string v; + cmd_getval(cmdmap, "version", v); + ceph_release_t vno = ceph_release_from_name(v); + if (!vno) { + ss << "version " << v << " is not recognized"; + err = -EINVAL; + goto reply; + } + OSDMap newmap; + newmap.deepish_copy_from(osdmap); + newmap.apply_incremental(pending_inc); + newmap.require_min_compat_client = vno; + auto mvno = newmap.get_min_compat_client(); + if (vno < mvno) { + ss << "osdmap current utilizes features that require " << mvno + << "; cannot set require_min_compat_client below that to " << vno; + err = -EPERM; + goto reply; + } + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure) { + FeatureMap m; + mon.get_combined_feature_map(&m); + uint64_t features = ceph_release_features(to_integer<int>(vno)); + bool first = true; + bool ok = true; + for (int type : { + CEPH_ENTITY_TYPE_CLIENT, + CEPH_ENTITY_TYPE_MDS, + CEPH_ENTITY_TYPE_MGR }) { + auto p = m.m.find(type); + if (p == m.m.end()) { + continue; + } + for (auto& q : p->second) { + uint64_t missing = ~q.first & features; + if (missing) { + if (first) { + ss << "cannot set require_min_compat_client to " << v << ": "; + } else { + ss << "; "; + } + first = false; + ss << q.second << " connected " << ceph_entity_type_name(type) + << "(s) look like " << ceph_release_name( + ceph_release_from_features(q.first)) + << " (missing 0x" << std::hex << missing << std::dec << ")"; + ok = false; + } + } + } + if (!ok) { + ss << "; add --yes-i-really-mean-it to do it anyway"; + err = -EPERM; + goto reply; + } + } + ss << "set require_min_compat_client to " << vno; + pending_inc.new_require_min_compat_client = vno; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd pause") { + return prepare_set_flag(op, CEPH_OSDMAP_PAUSERD | CEPH_OSDMAP_PAUSEWR); + + } else if (prefix == "osd unpause") { + return prepare_unset_flag(op, CEPH_OSDMAP_PAUSERD | CEPH_OSDMAP_PAUSEWR); + + } else if (prefix == "osd set") { + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + + string key; + cmd_getval(cmdmap, "key", key); + if (key == "pause") + return prepare_set_flag(op, CEPH_OSDMAP_PAUSERD | CEPH_OSDMAP_PAUSEWR); + else if (key == "noup") + return prepare_set_flag(op, CEPH_OSDMAP_NOUP); + else if (key == "nodown") + return prepare_set_flag(op, CEPH_OSDMAP_NODOWN); + else if (key == "noout") + return prepare_set_flag(op, CEPH_OSDMAP_NOOUT); + else if (key == "noin") + return prepare_set_flag(op, CEPH_OSDMAP_NOIN); + else if (key == "nobackfill") + return prepare_set_flag(op, CEPH_OSDMAP_NOBACKFILL); + else if (key == "norebalance") + return prepare_set_flag(op, CEPH_OSDMAP_NOREBALANCE); + else if (key == "norecover") + return prepare_set_flag(op, CEPH_OSDMAP_NORECOVER); + else if (key == "noscrub") + return prepare_set_flag(op, CEPH_OSDMAP_NOSCRUB); + else if (key == "nodeep-scrub") + return prepare_set_flag(op, CEPH_OSDMAP_NODEEP_SCRUB); + else if (key == "notieragent") + return prepare_set_flag(op, CEPH_OSDMAP_NOTIERAGENT); + else if (key == "nosnaptrim") + return prepare_set_flag(op, CEPH_OSDMAP_NOSNAPTRIM); + else if (key == "pglog_hardlimit") { + if (!osdmap.get_num_up_osds() && !sure) { + ss << "Not advisable to continue since no OSDs are up. Pass " + << "--yes-i-really-mean-it if you really wish to continue."; + err = -EPERM; + goto reply; + } + // The release check here is required because for OSD_PGLOG_HARDLIMIT, + // we are reusing a jewel feature bit that was retired in luminous. + if (osdmap.require_osd_release >= ceph_release_t::luminous && + (HAVE_FEATURE(osdmap.get_up_osd_features(), OSD_PGLOG_HARDLIMIT) + || sure)) { + return prepare_set_flag(op, CEPH_OSDMAP_PGLOG_HARDLIMIT); + } else { + ss << "not all up OSDs have OSD_PGLOG_HARDLIMIT feature"; + err = -EPERM; + goto reply; + } + } else { + ss << "unrecognized flag '" << key << "'"; + err = -EINVAL; + } + + } else if (prefix == "osd unset") { + string key; + cmd_getval(cmdmap, "key", key); + if (key == "pause") + return prepare_unset_flag(op, CEPH_OSDMAP_PAUSERD | CEPH_OSDMAP_PAUSEWR); + else if (key == "noup") + return prepare_unset_flag(op, CEPH_OSDMAP_NOUP); + else if (key == "nodown") + return prepare_unset_flag(op, CEPH_OSDMAP_NODOWN); + else if (key == "noout") + return prepare_unset_flag(op, CEPH_OSDMAP_NOOUT); + else if (key == "noin") + return prepare_unset_flag(op, CEPH_OSDMAP_NOIN); + else if (key == "nobackfill") + return prepare_unset_flag(op, CEPH_OSDMAP_NOBACKFILL); + else if (key == "norebalance") + return prepare_unset_flag(op, CEPH_OSDMAP_NOREBALANCE); + else if (key == "norecover") + return prepare_unset_flag(op, CEPH_OSDMAP_NORECOVER); + else if (key == "noscrub") + return prepare_unset_flag(op, CEPH_OSDMAP_NOSCRUB); + else if (key == "nodeep-scrub") + return prepare_unset_flag(op, CEPH_OSDMAP_NODEEP_SCRUB); + else if (key == "notieragent") + return prepare_unset_flag(op, CEPH_OSDMAP_NOTIERAGENT); + else if (key == "nosnaptrim") + return prepare_unset_flag(op, CEPH_OSDMAP_NOSNAPTRIM); + else { + ss << "unrecognized flag '" << key << "'"; + err = -EINVAL; + } + + } else if (prefix == "osd require-osd-release") { + string release; + cmd_getval(cmdmap, "release", release); + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + ceph_release_t rel = ceph_release_from_name(release.c_str()); + if (!rel) { + ss << "unrecognized release " << release; + err = -EINVAL; + goto reply; + } + if (rel == osdmap.require_osd_release) { + // idempotent + err = 0; + goto reply; + } + ceph_assert(osdmap.require_osd_release >= ceph_release_t::luminous); + if (!osdmap.get_num_up_osds() && !sure) { + ss << "Not advisable to continue since no OSDs are up. Pass " + << "--yes-i-really-mean-it if you really wish to continue."; + err = -EPERM; + goto reply; + } + if (rel == ceph_release_t::mimic) { + if (!mon.monmap->get_required_features().contains_all( + ceph::features::mon::FEATURE_MIMIC)) { + ss << "not all mons are mimic"; + err = -EPERM; + goto reply; + } + if ((!HAVE_FEATURE(osdmap.get_up_osd_features(), SERVER_MIMIC)) + && !sure) { + ss << "not all up OSDs have CEPH_FEATURE_SERVER_MIMIC feature"; + err = -EPERM; + goto reply; + } + } else if (rel == ceph_release_t::nautilus) { + if (!mon.monmap->get_required_features().contains_all( + ceph::features::mon::FEATURE_NAUTILUS)) { + ss << "not all mons are nautilus"; + err = -EPERM; + goto reply; + } + if ((!HAVE_FEATURE(osdmap.get_up_osd_features(), SERVER_NAUTILUS)) + && !sure) { + ss << "not all up OSDs have CEPH_FEATURE_SERVER_NAUTILUS feature"; + err = -EPERM; + goto reply; + } + } else if (rel == ceph_release_t::octopus) { + if (!mon.monmap->get_required_features().contains_all( + ceph::features::mon::FEATURE_OCTOPUS)) { + ss << "not all mons are octopus"; + err = -EPERM; + goto reply; + } + if ((!HAVE_FEATURE(osdmap.get_up_osd_features(), SERVER_OCTOPUS)) + && !sure) { + ss << "not all up OSDs have CEPH_FEATURE_SERVER_OCTOPUS feature"; + err = -EPERM; + goto reply; + } + } else if (rel == ceph_release_t::pacific) { + if (!mon.monmap->get_required_features().contains_all( + ceph::features::mon::FEATURE_PACIFIC)) { + ss << "not all mons are pacific"; + err = -EPERM; + goto reply; + } + if ((!HAVE_FEATURE(osdmap.get_up_osd_features(), SERVER_PACIFIC)) + && !sure) { + ss << "not all up OSDs have CEPH_FEATURE_SERVER_PACIFIC feature"; + err = -EPERM; + goto reply; + } + } else { + ss << "not supported for this release yet"; + err = -EPERM; + goto reply; + } + if (rel < osdmap.require_osd_release) { + ss << "require_osd_release cannot be lowered once it has been set"; + err = -EPERM; + goto reply; + } + pending_inc.new_require_osd_release = rel; + goto update; + } else if (prefix == "osd down" || + prefix == "osd out" || + prefix == "osd in" || + prefix == "osd rm" || + prefix == "osd stop") { + + bool any = false; + bool stop = false; + bool verbose = true; + bool definitely_dead = false; + + vector<string> idvec; + cmd_getval(cmdmap, "ids", idvec); + cmd_getval(cmdmap, "definitely_dead", definitely_dead); + derr << "definitely_dead " << (int)definitely_dead << dendl; + for (unsigned j = 0; j < idvec.size() && !stop; j++) { + set<int> osds; + + // wildcard? + if (j == 0 && + (idvec[0] == "any" || idvec[0] == "all" || idvec[0] == "*")) { + if (prefix == "osd in") { + // touch out osds only + osdmap.get_out_existing_osds(osds); + } else { + osdmap.get_all_osds(osds); + } + stop = true; + verbose = false; // so the output is less noisy. + } else { + long osd = parse_osd_id(idvec[j].c_str(), &ss); + if (osd < 0) { + ss << "invalid osd id" << osd; + err = -EINVAL; + continue; + } else if (!osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist. "; + continue; + } + + osds.insert(osd); + } + + for (auto &osd : osds) { + if (prefix == "osd down") { + if (osdmap.is_down(osd)) { + if (verbose) + ss << "osd." << osd << " is already down. "; + } else { + pending_inc.pending_osd_state_set(osd, CEPH_OSD_UP); + ss << "marked down osd." << osd << ". "; + any = true; + } + if (definitely_dead) { + if (!pending_inc.new_xinfo.count(osd)) { + pending_inc.new_xinfo[osd] = osdmap.osd_xinfo[osd]; + } + if (pending_inc.new_xinfo[osd].dead_epoch < pending_inc.epoch) { + any = true; + } + pending_inc.new_xinfo[osd].dead_epoch = pending_inc.epoch; + } + } else if (prefix == "osd out") { + if (osdmap.is_out(osd)) { + if (verbose) + ss << "osd." << osd << " is already out. "; + } else { + pending_inc.new_weight[osd] = CEPH_OSD_OUT; + if (osdmap.osd_weight[osd]) { + if (pending_inc.new_xinfo.count(osd) == 0) { + pending_inc.new_xinfo[osd] = osdmap.osd_xinfo[osd]; + } + pending_inc.new_xinfo[osd].old_weight = osdmap.osd_weight[osd]; + } + ss << "marked out osd." << osd << ". "; + std::ostringstream msg; + msg << "Client " << op->get_session()->entity_name + << " marked osd." << osd << " out"; + if (osdmap.is_up(osd)) { + msg << ", while it was still marked up"; + } else { + auto period = ceph_clock_now() - down_pending_out[osd]; + msg << ", after it was down for " << int(period.sec()) + << " seconds"; + } + + mon.clog->info() << msg.str(); + any = true; + } + } else if (prefix == "osd in") { + if (osdmap.is_in(osd)) { + if (verbose) + ss << "osd." << osd << " is already in. "; + } else { + if (osdmap.osd_xinfo[osd].old_weight > 0) { + pending_inc.new_weight[osd] = osdmap.osd_xinfo[osd].old_weight; + if (pending_inc.new_xinfo.count(osd) == 0) { + pending_inc.new_xinfo[osd] = osdmap.osd_xinfo[osd]; + } + pending_inc.new_xinfo[osd].old_weight = 0; + } else { + pending_inc.new_weight[osd] = CEPH_OSD_IN; + } + ss << "marked in osd." << osd << ". "; + any = true; + } + } else if (prefix == "osd rm") { + err = prepare_command_osd_remove(osd); + + if (err == -EBUSY) { + if (any) + ss << ", "; + ss << "osd." << osd << " is still up; must be down before removal. "; + } else { + ceph_assert(err == 0); + if (any) { + ss << ", osd." << osd; + } else { + ss << "removed osd." << osd; + } + any = true; + } + } else if (prefix == "osd stop") { + if (osdmap.is_stop(osd)) { + if (verbose) + ss << "osd." << osd << " is already stopped. "; + } else if (osdmap.is_down(osd)) { + pending_inc.pending_osd_state_set(osd, CEPH_OSD_STOP); + ss << "stop down osd." << osd << ". "; + any = true; + } else { + pending_inc.pending_osd_state_set(osd, CEPH_OSD_UP | CEPH_OSD_STOP); + ss << "stop osd." << osd << ". "; + any = true; + } + } + } + } + if (any) { + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, err, rs, + get_last_committed() + 1)); + return true; + } + } else if (prefix == "osd set-group" || + prefix == "osd unset-group" || + prefix == "osd add-noup" || + prefix == "osd add-nodown" || + prefix == "osd add-noin" || + prefix == "osd add-noout" || + prefix == "osd rm-noup" || + prefix == "osd rm-nodown" || + prefix == "osd rm-noin" || + prefix == "osd rm-noout") { + bool do_set = prefix == "osd set-group" || + prefix.find("add") != string::npos; + string flag_str; + unsigned flags = 0; + vector<string> who; + if (prefix == "osd set-group" || prefix == "osd unset-group") { + cmd_getval(cmdmap, "flags", flag_str); + cmd_getval(cmdmap, "who", who); + vector<string> raw_flags; + boost::split(raw_flags, flag_str, boost::is_any_of(",")); + for (auto& f : raw_flags) { + if (f == "noup") + flags |= CEPH_OSD_NOUP; + else if (f == "nodown") + flags |= CEPH_OSD_NODOWN; + else if (f == "noin") + flags |= CEPH_OSD_NOIN; + else if (f == "noout") + flags |= CEPH_OSD_NOOUT; + else { + ss << "unrecognized flag '" << f << "', must be one of " + << "{noup,nodown,noin,noout}"; + err = -EINVAL; + goto reply; + } + } + } else { + cmd_getval(cmdmap, "ids", who); + if (prefix.find("noup") != string::npos) + flags = CEPH_OSD_NOUP; + else if (prefix.find("nodown") != string::npos) + flags = CEPH_OSD_NODOWN; + else if (prefix.find("noin") != string::npos) + flags = CEPH_OSD_NOIN; + else if (prefix.find("noout") != string::npos) + flags = CEPH_OSD_NOOUT; + else + ceph_assert(0 == "Unreachable!"); + } + if (flags == 0) { + ss << "must specify flag(s) {noup,nodwon,noin,noout} to set/unset"; + err = -EINVAL; + goto reply; + } + if (who.empty()) { + ss << "must specify at least one or more targets to set/unset"; + err = -EINVAL; + goto reply; + } + set<int> osds; + set<int> crush_nodes; + set<int> device_classes; + for (auto& w : who) { + if (w == "any" || w == "all" || w == "*") { + osdmap.get_all_osds(osds); + break; + } + std::stringstream ts; + if (auto osd = parse_osd_id(w.c_str(), &ts); osd >= 0) { + osds.insert(osd); + } else if (osdmap.crush->name_exists(w)) { + crush_nodes.insert(osdmap.crush->get_item_id(w)); + } else if (osdmap.crush->class_exists(w)) { + device_classes.insert(osdmap.crush->get_class_id(w)); + } else { + ss << "unable to parse osd id or crush node or device class: " + << "\"" << w << "\". "; + } + } + if (osds.empty() && crush_nodes.empty() && device_classes.empty()) { + // ss has reason for failure + err = -EINVAL; + goto reply; + } + bool any = false; + for (auto osd : osds) { + if (!osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist. "; + continue; + } + if (do_set) { + if (flags & CEPH_OSD_NOUP) { + any |= osdmap.is_noup_by_osd(osd) ? + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NOUP) : + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NOUP); + } + if (flags & CEPH_OSD_NODOWN) { + any |= osdmap.is_nodown_by_osd(osd) ? + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NODOWN) : + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NODOWN); + } + if (flags & CEPH_OSD_NOIN) { + any |= osdmap.is_noin_by_osd(osd) ? + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NOIN) : + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NOIN); + } + if (flags & CEPH_OSD_NOOUT) { + any |= osdmap.is_noout_by_osd(osd) ? + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NOOUT) : + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NOOUT); + } + } else { + if (flags & CEPH_OSD_NOUP) { + any |= osdmap.is_noup_by_osd(osd) ? + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NOUP) : + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NOUP); + } + if (flags & CEPH_OSD_NODOWN) { + any |= osdmap.is_nodown_by_osd(osd) ? + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NODOWN) : + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NODOWN); + } + if (flags & CEPH_OSD_NOIN) { + any |= osdmap.is_noin_by_osd(osd) ? + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NOIN) : + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NOIN); + } + if (flags & CEPH_OSD_NOOUT) { + any |= osdmap.is_noout_by_osd(osd) ? + pending_inc.pending_osd_state_set(osd, CEPH_OSD_NOOUT) : + pending_inc.pending_osd_state_clear(osd, CEPH_OSD_NOOUT); + } + } + } + for (auto& id : crush_nodes) { + auto old_flags = osdmap.get_crush_node_flags(id); + auto& pending_flags = pending_inc.new_crush_node_flags[id]; + pending_flags |= old_flags; // adopt existing flags first! + if (do_set) { + pending_flags |= flags; + } else { + pending_flags &= ~flags; + } + any = true; + } + for (auto& id : device_classes) { + auto old_flags = osdmap.get_device_class_flags(id); + auto& pending_flags = pending_inc.new_device_class_flags[id]; + pending_flags |= old_flags; + if (do_set) { + pending_flags |= flags; + } else { + pending_flags &= ~flags; + } + any = true; + } + if (any) { + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, err, rs, + get_last_committed() + 1)); + return true; + } + } else if (prefix == "osd pg-temp") { + string pgidstr; + if (!cmd_getval(cmdmap, "pgid", pgidstr)) { + ss << "unable to parse 'pgid' value '" + << cmd_vartype_stringify(cmdmap.at("pgid")) << "'"; + err = -EINVAL; + goto reply; + } + pg_t pgid; + if (!pgid.parse(pgidstr.c_str())) { + ss << "invalid pgid '" << pgidstr << "'"; + err = -EINVAL; + goto reply; + } + if (!osdmap.pg_exists(pgid)) { + ss << "pg " << pgid << " does not exist"; + err = -ENOENT; + goto reply; + } + if (pending_inc.new_pg_temp.count(pgid)) { + dout(10) << __func__ << " waiting for pending update on " << pgid << dendl; + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + + vector<int64_t> id_vec; + vector<int32_t> new_pg_temp; + cmd_getval(cmdmap, "id", id_vec); + if (id_vec.empty()) { + pending_inc.new_pg_temp[pgid] = mempool::osdmap::vector<int>(); + ss << "done cleaning up pg_temp of " << pgid; + goto update; + } + for (auto osd : id_vec) { + if (!osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist"; + err = -ENOENT; + goto reply; + } + new_pg_temp.push_back(osd); + } + + int pool_min_size = osdmap.get_pg_pool_min_size(pgid); + if ((int)new_pg_temp.size() < pool_min_size) { + ss << "num of osds (" << new_pg_temp.size() <<") < pool min size (" + << pool_min_size << ")"; + err = -EINVAL; + goto reply; + } + + int pool_size = osdmap.get_pg_pool_size(pgid); + if ((int)new_pg_temp.size() > pool_size) { + ss << "num of osds (" << new_pg_temp.size() <<") > pool size (" + << pool_size << ")"; + err = -EINVAL; + goto reply; + } + + pending_inc.new_pg_temp[pgid] = mempool::osdmap::vector<int>( + new_pg_temp.begin(), new_pg_temp.end()); + ss << "set " << pgid << " pg_temp mapping to " << new_pg_temp; + goto update; + } else if (prefix == "osd primary-temp") { + string pgidstr; + if (!cmd_getval(cmdmap, "pgid", pgidstr)) { + ss << "unable to parse 'pgid' value '" + << cmd_vartype_stringify(cmdmap.at("pgid")) << "'"; + err = -EINVAL; + goto reply; + } + pg_t pgid; + if (!pgid.parse(pgidstr.c_str())) { + ss << "invalid pgid '" << pgidstr << "'"; + err = -EINVAL; + goto reply; + } + if (!osdmap.pg_exists(pgid)) { + ss << "pg " << pgid << " does not exist"; + err = -ENOENT; + goto reply; + } + + int64_t osd; + if (!cmd_getval(cmdmap, "id", osd)) { + ss << "unable to parse 'id' value '" + << cmd_vartype_stringify(cmdmap.at("id")) << "'"; + err = -EINVAL; + goto reply; + } + if (osd != -1 && !osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist"; + err = -ENOENT; + goto reply; + } + + if (osdmap.require_min_compat_client != ceph_release_t::unknown && + osdmap.require_min_compat_client < ceph_release_t::firefly) { + ss << "require_min_compat_client " + << osdmap.require_min_compat_client + << " < firefly, which is required for primary-temp"; + err = -EPERM; + goto reply; + } + + pending_inc.new_primary_temp[pgid] = osd; + ss << "set " << pgid << " primary_temp mapping to " << osd; + goto update; + } else if (prefix == "pg repeer") { + pg_t pgid; + string pgidstr; + cmd_getval(cmdmap, "pgid", pgidstr); + if (!pgid.parse(pgidstr.c_str())) { + ss << "invalid pgid '" << pgidstr << "'"; + err = -EINVAL; + goto reply; + } + if (!osdmap.pg_exists(pgid)) { + ss << "pg '" << pgidstr << "' does not exist"; + err = -ENOENT; + goto reply; + } + vector<int> acting; + int primary; + osdmap.pg_to_acting_osds(pgid, &acting, &primary); + if (primary < 0) { + err = -EAGAIN; + ss << "pg currently has no primary"; + goto reply; + } + if (acting.size() > 1) { + // map to just primary; it will map back to what it wants + pending_inc.new_pg_temp[pgid] = { primary }; + } else { + // hmm, pick another arbitrary osd to induce a change. Note + // that this won't work if there is only one suitable OSD in the cluster. + int i; + bool done = false; + for (i = 0; i < osdmap.get_max_osd(); ++i) { + if (i == primary || !osdmap.is_up(i) || !osdmap.exists(i)) { + continue; + } + pending_inc.new_pg_temp[pgid] = { primary, i }; + done = true; + break; + } + if (!done) { + err = -EAGAIN; + ss << "not enough up OSDs in the cluster to force repeer"; + goto reply; + } + } + goto update; + } else if (prefix == "osd pg-upmap" || + prefix == "osd rm-pg-upmap" || + prefix == "osd pg-upmap-items" || + prefix == "osd rm-pg-upmap-items") { + if (osdmap.require_min_compat_client < ceph_release_t::luminous) { + ss << "min_compat_client " + << osdmap.require_min_compat_client + << " < luminous, which is required for pg-upmap. " + << "Try 'ceph osd set-require-min-compat-client luminous' " + << "before using the new interface"; + err = -EPERM; + goto reply; + } + err = check_cluster_features(CEPH_FEATUREMASK_OSDMAP_PG_UPMAP, ss); + if (err == -EAGAIN) + goto wait; + if (err < 0) + goto reply; + string pgidstr; + if (!cmd_getval(cmdmap, "pgid", pgidstr)) { + ss << "unable to parse 'pgid' value '" + << cmd_vartype_stringify(cmdmap.at("pgid")) << "'"; + err = -EINVAL; + goto reply; + } + pg_t pgid; + if (!pgid.parse(pgidstr.c_str())) { + ss << "invalid pgid '" << pgidstr << "'"; + err = -EINVAL; + goto reply; + } + if (!osdmap.pg_exists(pgid)) { + ss << "pg " << pgid << " does not exist"; + err = -ENOENT; + goto reply; + } + if (pending_inc.old_pools.count(pgid.pool())) { + ss << "pool of " << pgid << " is pending removal"; + err = -ENOENT; + getline(ss, rs); + wait_for_finished_proposal(op, + new Monitor::C_Command(mon, op, err, rs, get_last_committed() + 1)); + return true; + } + + enum { + OP_PG_UPMAP, + OP_RM_PG_UPMAP, + OP_PG_UPMAP_ITEMS, + OP_RM_PG_UPMAP_ITEMS, + } option; + + if (prefix == "osd pg-upmap") { + option = OP_PG_UPMAP; + } else if (prefix == "osd rm-pg-upmap") { + option = OP_RM_PG_UPMAP; + } else if (prefix == "osd pg-upmap-items") { + option = OP_PG_UPMAP_ITEMS; + } else { + option = OP_RM_PG_UPMAP_ITEMS; + } + + // check pending upmap changes + switch (option) { + case OP_PG_UPMAP: // fall through + case OP_RM_PG_UPMAP: + if (pending_inc.new_pg_upmap.count(pgid) || + pending_inc.old_pg_upmap.count(pgid)) { + dout(10) << __func__ << " waiting for pending update on " + << pgid << dendl; + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + break; + + case OP_PG_UPMAP_ITEMS: // fall through + case OP_RM_PG_UPMAP_ITEMS: + if (pending_inc.new_pg_upmap_items.count(pgid) || + pending_inc.old_pg_upmap_items.count(pgid)) { + dout(10) << __func__ << " waiting for pending update on " + << pgid << dendl; + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + break; + + default: + ceph_abort_msg("invalid option"); + } + + switch (option) { + case OP_PG_UPMAP: + { + vector<int64_t> id_vec; + if (!cmd_getval(cmdmap, "id", id_vec)) { + ss << "unable to parse 'id' value(s) '" + << cmd_vartype_stringify(cmdmap.at("id")) << "'"; + err = -EINVAL; + goto reply; + } + + int pool_min_size = osdmap.get_pg_pool_min_size(pgid); + if ((int)id_vec.size() < pool_min_size) { + ss << "num of osds (" << id_vec.size() <<") < pool min size (" + << pool_min_size << ")"; + err = -EINVAL; + goto reply; + } + + int pool_size = osdmap.get_pg_pool_size(pgid); + if ((int)id_vec.size() > pool_size) { + ss << "num of osds (" << id_vec.size() <<") > pool size (" + << pool_size << ")"; + err = -EINVAL; + goto reply; + } + + vector<int32_t> new_pg_upmap; + for (auto osd : id_vec) { + if (osd != CRUSH_ITEM_NONE && !osdmap.exists(osd)) { + ss << "osd." << osd << " does not exist"; + err = -ENOENT; + goto reply; + } + auto it = std::find(new_pg_upmap.begin(), new_pg_upmap.end(), osd); + if (it != new_pg_upmap.end()) { + ss << "osd." << osd << " already exists, "; + continue; + } + new_pg_upmap.push_back(osd); + } + + if (new_pg_upmap.empty()) { + ss << "no valid upmap items(pairs) is specified"; + err = -EINVAL; + goto reply; + } + + pending_inc.new_pg_upmap[pgid] = mempool::osdmap::vector<int32_t>( + new_pg_upmap.begin(), new_pg_upmap.end()); + ss << "set " << pgid << " pg_upmap mapping to " << new_pg_upmap; + } + break; + + case OP_RM_PG_UPMAP: + { + pending_inc.old_pg_upmap.insert(pgid); + ss << "clear " << pgid << " pg_upmap mapping"; + } + break; + + case OP_PG_UPMAP_ITEMS: + { + vector<int64_t> id_vec; + if (!cmd_getval(cmdmap, "id", id_vec)) { + ss << "unable to parse 'id' value(s) '" + << cmd_vartype_stringify(cmdmap.at("id")) << "'"; + err = -EINVAL; + goto reply; + } + + if (id_vec.size() % 2) { + ss << "you must specify pairs of osd ids to be remapped"; + err = -EINVAL; + goto reply; + } + + int pool_size = osdmap.get_pg_pool_size(pgid); + if ((int)(id_vec.size() / 2) > pool_size) { + ss << "num of osd pairs (" << id_vec.size() / 2 <<") > pool size (" + << pool_size << ")"; + err = -EINVAL; + goto reply; + } + + vector<pair<int32_t,int32_t>> new_pg_upmap_items; + ostringstream items; + items << "["; + for (auto p = id_vec.begin(); p != id_vec.end(); ++p) { + int from = *p++; + int to = *p; + if (from == to) { + ss << "from osd." << from << " == to osd." << to << ", "; + continue; + } + if (!osdmap.exists(from)) { + ss << "osd." << from << " does not exist"; + err = -ENOENT; + goto reply; + } + if (to != CRUSH_ITEM_NONE && !osdmap.exists(to)) { + ss << "osd." << to << " does not exist"; + err = -ENOENT; + goto reply; + } + pair<int32_t,int32_t> entry = make_pair(from, to); + auto it = std::find(new_pg_upmap_items.begin(), + new_pg_upmap_items.end(), entry); + if (it != new_pg_upmap_items.end()) { + ss << "osd." << from << " -> osd." << to << " already exists, "; + continue; + } + new_pg_upmap_items.push_back(entry); + items << from << "->" << to << ","; + } + string out(items.str()); + out.resize(out.size() - 1); // drop last ',' + out += "]"; + + if (new_pg_upmap_items.empty()) { + ss << "no valid upmap items(pairs) is specified"; + err = -EINVAL; + goto reply; + } + + pending_inc.new_pg_upmap_items[pgid] = + mempool::osdmap::vector<pair<int32_t,int32_t>>( + new_pg_upmap_items.begin(), new_pg_upmap_items.end()); + ss << "set " << pgid << " pg_upmap_items mapping to " << out; + } + break; + + case OP_RM_PG_UPMAP_ITEMS: + { + pending_inc.old_pg_upmap_items.insert(pgid); + ss << "clear " << pgid << " pg_upmap_items mapping"; + } + break; + + default: + ceph_abort_msg("invalid option"); + } + + goto update; + } else if (prefix == "osd primary-affinity") { + int64_t id; + if (!cmd_getval(cmdmap, "id", id)) { + ss << "invalid osd id value '" + << cmd_vartype_stringify(cmdmap.at("id")) << "'"; + err = -EINVAL; + goto reply; + } + double w; + if (!cmd_getval(cmdmap, "weight", w)) { + ss << "unable to parse 'weight' value '" + << cmd_vartype_stringify(cmdmap.at("weight")) << "'"; + err = -EINVAL; + goto reply; + } + long ww = (int)((double)CEPH_OSD_MAX_PRIMARY_AFFINITY*w); + if (ww < 0L) { + ss << "weight must be >= 0"; + err = -EINVAL; + goto reply; + } + if (osdmap.require_min_compat_client != ceph_release_t::unknown && + osdmap.require_min_compat_client < ceph_release_t::firefly) { + ss << "require_min_compat_client " + << osdmap.require_min_compat_client + << " < firefly, which is required for primary-affinity"; + err = -EPERM; + goto reply; + } + if (osdmap.exists(id)) { + pending_inc.new_primary_affinity[id] = ww; + ss << "set osd." << id << " primary-affinity to " << w << " (" << std::ios::hex << ww << std::ios::dec << ")"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else { + ss << "osd." << id << " does not exist"; + err = -ENOENT; + goto reply; + } + } else if (prefix == "osd reweight") { + int64_t id; + if (!cmd_getval(cmdmap, "id", id)) { + ss << "unable to parse osd id value '" + << cmd_vartype_stringify(cmdmap.at("id")) << "'"; + err = -EINVAL; + goto reply; + } + double w; + if (!cmd_getval(cmdmap, "weight", w)) { + ss << "unable to parse weight value '" + << cmd_vartype_stringify(cmdmap.at("weight")) << "'"; + err = -EINVAL; + goto reply; + } + long ww = (int)((double)CEPH_OSD_IN*w); + if (ww < 0L) { + ss << "weight must be >= 0"; + err = -EINVAL; + goto reply; + } + if (osdmap.exists(id)) { + pending_inc.new_weight[id] = ww; + ss << "reweighted osd." << id << " to " << w << " (" << std::hex << ww << std::dec << ")"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else { + ss << "osd." << id << " does not exist"; + err = -ENOENT; + goto reply; + } + } else if (prefix == "osd reweightn") { + map<int32_t, uint32_t> weights; + err = parse_reweights(cct, cmdmap, osdmap, &weights); + if (err) { + ss << "unable to parse 'weights' value '" + << cmd_vartype_stringify(cmdmap.at("weights")) << "'"; + goto reply; + } + pending_inc.new_weight.insert(weights.begin(), weights.end()); + wait_for_finished_proposal( + op, + new Monitor::C_Command(mon, op, 0, rs, rdata, get_last_committed() + 1)); + return true; + } else if (prefix == "osd lost") { + int64_t id; + if (!cmd_getval(cmdmap, "id", id)) { + ss << "unable to parse osd id value '" + << cmd_vartype_stringify(cmdmap.at("id")) << "'"; + err = -EINVAL; + goto reply; + } + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure) { + ss << "are you SURE? this might mean real, permanent data loss. pass " + "--yes-i-really-mean-it if you really do."; + err = -EPERM; + goto reply; + } else if (!osdmap.exists(id)) { + ss << "osd." << id << " does not exist"; + err = -ENOENT; + goto reply; + } else if (!osdmap.is_down(id)) { + ss << "osd." << id << " is not down"; + err = -EBUSY; + goto reply; + } else { + epoch_t e = osdmap.get_info(id).down_at; + pending_inc.new_lost[id] = e; + ss << "marked osd lost in epoch " << e; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } + + } else if (prefix == "osd destroy-actual" || + prefix == "osd purge-actual" || + prefix == "osd purge-new") { + /* Destroying an OSD means that we don't expect to further make use of + * the OSDs data (which may even become unreadable after this operation), + * and that we are okay with scrubbing all its cephx keys and config-key + * data (which may include lockbox keys, thus rendering the osd's data + * unreadable). + * + * The OSD will not be removed. Instead, we will mark it as destroyed, + * such that a subsequent call to `create` will not reuse the osd id. + * This will play into being able to recreate the OSD, at the same + * crush location, with minimal data movement. + */ + + // make sure authmon is writeable. + if (!mon.authmon()->is_writeable()) { + dout(10) << __func__ << " waiting for auth mon to be writeable for " + << "osd destroy" << dendl; + mon.authmon()->wait_for_writeable(op, new C_RetryMessage(this, op)); + return false; + } + + int64_t id; + if (!cmd_getval(cmdmap, "id", id)) { + auto p = cmdmap.find("id"); + if (p == cmdmap.end()) { + ss << "no osd id specified"; + } else { + ss << "unable to parse osd id value '" + << cmd_vartype_stringify(cmdmap.at("id")) << ""; + } + err = -EINVAL; + goto reply; + } + + bool is_destroy = (prefix == "osd destroy-actual"); + if (!is_destroy) { + ceph_assert("osd purge-actual" == prefix || + "osd purge-new" == prefix); + } + + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure) { + ss << "Are you SURE? Did you verify with 'ceph osd safe-to-destroy'? " + << "This will mean real, permanent data loss, as well " + << "as deletion of cephx and lockbox keys. " + << "Pass --yes-i-really-mean-it if you really do."; + err = -EPERM; + goto reply; + } else if (!osdmap.exists(id)) { + ss << "osd." << id << " does not exist"; + err = 0; // idempotent + goto reply; + } else if (osdmap.is_up(id)) { + ss << "osd." << id << " is not `down`."; + err = -EBUSY; + goto reply; + } else if (is_destroy && osdmap.is_destroyed(id)) { + ss << "destroyed osd." << id; + err = 0; + goto reply; + } + + if (prefix == "osd purge-new" && + (osdmap.get_state(id) & CEPH_OSD_NEW) == 0) { + ss << "osd." << id << " is not new"; + err = -EPERM; + goto reply; + } + + bool goto_reply = false; + + paxos.plug(); + if (is_destroy) { + err = prepare_command_osd_destroy(id, ss); + // we checked above that it should exist. + ceph_assert(err != -ENOENT); + } else { + err = prepare_command_osd_purge(id, ss); + if (err == -ENOENT) { + err = 0; + ss << "osd." << id << " does not exist."; + goto_reply = true; + } + } + paxos.unplug(); + + if (err < 0 || goto_reply) { + goto reply; + } + + if (is_destroy) { + ss << "destroyed osd." << id; + } else { + ss << "purged osd." << id; + } + + getline(ss, rs); + wait_for_finished_proposal(op, + new Monitor::C_Command(mon, op, 0, rs, get_last_committed() + 1)); + force_immediate_propose(); + return true; + + } else if (prefix == "osd new") { + + // make sure authmon is writeable. + if (!mon.authmon()->is_writeable()) { + dout(10) << __func__ << " waiting for auth mon to be writeable for " + << "osd new" << dendl; + mon.authmon()->wait_for_writeable(op, new C_RetryMessage(this, op)); + return false; + } + + // make sure kvmon is writeable. + if (!mon.kvmon()->is_writeable()) { + dout(10) << __func__ << " waiting for kv mon to be writeable for " + << "osd new" << dendl; + mon.kvmon()->wait_for_writeable(op, new C_RetryMessage(this, op)); + return false; + } + + map<string,string> param_map; + + bufferlist bl = m->get_data(); + string param_json = bl.to_str(); + dout(20) << __func__ << " osd new json = " << param_json << dendl; + + err = get_json_str_map(param_json, ss, ¶m_map); + if (err < 0) + goto reply; + + dout(20) << __func__ << " osd new params " << param_map << dendl; + + paxos.plug(); + err = prepare_command_osd_new(op, cmdmap, param_map, ss, f.get()); + paxos.unplug(); + + if (err < 0) { + goto reply; + } + + if (f) { + f->flush(rdata); + } else { + rdata.append(ss); + } + + if (err == EEXIST) { + // idempotent operation + err = 0; + goto reply; + } + + wait_for_finished_proposal(op, + new Monitor::C_Command(mon, op, 0, rs, rdata, + get_last_committed() + 1)); + force_immediate_propose(); + return true; + + } else if (prefix == "osd create") { + + // optional id provided? + int64_t id = -1, cmd_id = -1; + if (cmd_getval(cmdmap, "id", cmd_id)) { + if (cmd_id < 0) { + ss << "invalid osd id value '" << cmd_id << "'"; + err = -EINVAL; + goto reply; + } + dout(10) << " osd create got id " << cmd_id << dendl; + } + + uuid_d uuid; + string uuidstr; + if (cmd_getval(cmdmap, "uuid", uuidstr)) { + if (!uuid.parse(uuidstr.c_str())) { + ss << "invalid uuid value '" << uuidstr << "'"; + err = -EINVAL; + goto reply; + } + // we only care about the id if we also have the uuid, to + // ensure the operation's idempotency. + id = cmd_id; + } + + int32_t new_id = -1; + err = prepare_command_osd_create(id, uuid, &new_id, ss); + if (err < 0) { + if (err == -EAGAIN) { + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + // a check has failed; reply to the user. + goto reply; + + } else if (err == EEXIST) { + // this is an idempotent operation; we can go ahead and reply. + if (f) { + f->open_object_section("created_osd"); + f->dump_int("osdid", new_id); + f->close_section(); + f->flush(rdata); + } else { + ss << new_id; + rdata.append(ss); + } + err = 0; + goto reply; + } + + string empty_device_class; + do_osd_create(id, uuid, empty_device_class, &new_id); + + if (f) { + f->open_object_section("created_osd"); + f->dump_int("osdid", new_id); + f->close_section(); + f->flush(rdata); + } else { + ss << new_id; + rdata.append(ss); + } + wait_for_finished_proposal(op, + new Monitor::C_Command(mon, op, 0, rs, rdata, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd blocklist clear" || + prefix == "osd blacklist clear") { + pending_inc.new_blocklist.clear(); + std::list<std::pair<entity_addr_t,utime_t > > blocklist; + std::list<std::pair<entity_addr_t,utime_t > > range_b; + osdmap.get_blocklist(&blocklist, &range_b); + for (const auto &entry : blocklist) { + pending_inc.old_blocklist.push_back(entry.first); + } + for (const auto &entry : range_b) { + pending_inc.old_range_blocklist.push_back(entry.first); + } + ss << " removed all blocklist entries"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd blocklist" || + prefix == "osd blacklist") { + string addrstr, rangestr; + bool range = false; + cmd_getval(cmdmap, "addr", addrstr); + if (cmd_getval(cmdmap, "range", rangestr)) { + if (rangestr == "range") { + range = true; + } else { + ss << "Did you mean to specify \"osd blocklist range\"?"; + err = -EINVAL; + goto reply; + } + } + entity_addr_t addr; + if (!addr.parse(addrstr.c_str(), 0)) { + ss << "unable to parse address " << addrstr; + err = -EINVAL; + goto reply; + } + else { + if (range) { + if (!addr.maybe_cidr()) { + ss << "You specified a range command, but " << addr + << " does not parse as a CIDR range"; + err = -EINVAL; + goto reply; + } + addr.type = entity_addr_t::TYPE_CIDR; + err = check_cluster_features(CEPH_FEATUREMASK_RANGE_BLOCKLIST, ss); + if (err) { + goto reply; + } + if ((addr.is_ipv4() && addr.get_nonce() > 32) || + (addr.is_ipv6() && addr.get_nonce() > 128)) { + ss << "Too many bits in range for that protocol!"; + err = -EINVAL; + goto reply; + } + } else { + if (osdmap.require_osd_release >= ceph_release_t::nautilus) { + // always blocklist type ANY + addr.set_type(entity_addr_t::TYPE_ANY); + } else { + addr.set_type(entity_addr_t::TYPE_LEGACY); + } + } + + string blocklistop; + if (!cmd_getval(cmdmap, "blocklistop", blocklistop)) { + cmd_getval(cmdmap, "blacklistop", blocklistop); + } + if (blocklistop == "add") { + utime_t expires = ceph_clock_now(); + double d; + // default one hour + cmd_getval(cmdmap, "expire", d, + g_conf()->mon_osd_blocklist_default_expire); + expires += d; + + auto add_to_pending_blocklists = [](auto& nb, auto& ob, + const auto& addr, + const auto& expires) { + nb[addr] = expires; + // cancel any pending un-blocklisting request too + auto it = std::find(ob.begin(), + ob.end(), addr); + if (it != ob.end()) { + ob.erase(it); + } + }; + if (range) { + add_to_pending_blocklists(pending_inc.new_range_blocklist, + pending_inc.old_range_blocklist, + addr, expires); + + } else { + add_to_pending_blocklists(pending_inc.new_blocklist, + pending_inc.old_blocklist, + addr, expires); + } + + ss << "blocklisting " << addr << " until " << expires << " (" << d << " sec)"; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (blocklistop == "rm") { + auto rm_from_pending_blocklists = [](const auto& addr, + auto& blocklist, + auto& ob, auto& pb) { + if (blocklist.count(addr)) { + ob.push_back(addr); + return true; + } else if (pb.count(addr)) { + pb.erase(addr); + return true; + } + return false; + }; + if ((!range && rm_from_pending_blocklists(addr, osdmap.blocklist, + pending_inc.old_blocklist, + pending_inc.new_blocklist)) || + (range && rm_from_pending_blocklists(addr, osdmap.range_blocklist, + pending_inc.old_range_blocklist, + pending_inc.new_range_blocklist))) { + ss << "un-blocklisting " << addr; + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } + ss << addr << " isn't blocklisted"; + err = 0; + goto reply; + } + } + } else if (prefix == "osd pool mksnap") { + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool = osdmap.lookup_pg_pool_name(poolstr.c_str()); + if (pool < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + string snapname; + cmd_getval(cmdmap, "snap", snapname); + const pg_pool_t *p = osdmap.get_pg_pool(pool); + if (p->is_unmanaged_snaps_mode()) { + ss << "pool " << poolstr << " is in unmanaged snaps mode"; + err = -EINVAL; + goto reply; + } else if (p->snap_exists(snapname.c_str())) { + ss << "pool " << poolstr << " snap " << snapname << " already exists"; + err = 0; + goto reply; + } else if (p->is_tier()) { + ss << "pool " << poolstr << " is a cache tier"; + err = -EINVAL; + goto reply; + } + pg_pool_t *pp = 0; + if (pending_inc.new_pools.count(pool)) + pp = &pending_inc.new_pools[pool]; + if (!pp) { + pp = &pending_inc.new_pools[pool]; + *pp = *p; + } + if (pp->snap_exists(snapname.c_str())) { + ss << "pool " << poolstr << " snap " << snapname << " already exists"; + } else { + pp->add_snap(snapname.c_str(), ceph_clock_now()); + pp->set_snap_epoch(pending_inc.epoch); + ss << "created pool " << poolstr << " snap " << snapname; + } + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd pool rmsnap") { + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool = osdmap.lookup_pg_pool_name(poolstr.c_str()); + if (pool < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + string snapname; + cmd_getval(cmdmap, "snap", snapname); + const pg_pool_t *p = osdmap.get_pg_pool(pool); + if (p->is_unmanaged_snaps_mode()) { + ss << "pool " << poolstr << " is in unmanaged snaps mode"; + err = -EINVAL; + goto reply; + } else if (!p->snap_exists(snapname.c_str())) { + ss << "pool " << poolstr << " snap " << snapname << " does not exist"; + err = 0; + goto reply; + } + pg_pool_t *pp = 0; + if (pending_inc.new_pools.count(pool)) + pp = &pending_inc.new_pools[pool]; + if (!pp) { + pp = &pending_inc.new_pools[pool]; + *pp = *p; + } + snapid_t sn = pp->snap_exists(snapname.c_str()); + if (sn) { + pp->remove_snap(sn); + pp->set_snap_epoch(pending_inc.epoch); + ss << "removed pool " << poolstr << " snap " << snapname; + } else { + ss << "already removed pool " << poolstr << " snap " << snapname; + } + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd pool create") { + int64_t pg_num, pgp_num, pg_num_min, pg_num_max; + cmd_getval(cmdmap, "pg_num", pg_num, int64_t(0)); + cmd_getval(cmdmap, "pg_num_min", pg_num_min, int64_t(0)); + cmd_getval(cmdmap, "pg_num_max", pg_num_max, int64_t(0)); + cmd_getval(cmdmap, "pgp_num", pgp_num, int64_t(pg_num)); + string pool_type_str; + cmd_getval(cmdmap, "pool_type", pool_type_str); + if (pool_type_str.empty()) + pool_type_str = g_conf().get_val<string>("osd_pool_default_type"); + + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id >= 0) { + const pg_pool_t *p = osdmap.get_pg_pool(pool_id); + if (pool_type_str != p->get_type_name()) { + ss << "pool '" << poolstr << "' cannot change to type " << pool_type_str; + err = -EINVAL; + } else { + ss << "pool '" << poolstr << "' already exists"; + err = 0; + } + goto reply; + } + + int pool_type; + if (pool_type_str == "replicated") { + pool_type = pg_pool_t::TYPE_REPLICATED; + } else if (pool_type_str == "erasure") { + pool_type = pg_pool_t::TYPE_ERASURE; + } else { + ss << "unknown pool type '" << pool_type_str << "'"; + err = -EINVAL; + goto reply; + } + + bool implicit_rule_creation = false; + int64_t expected_num_objects = 0; + string rule_name; + cmd_getval(cmdmap, "rule", rule_name); + string erasure_code_profile; + cmd_getval(cmdmap, "erasure_code_profile", erasure_code_profile); + + if (pool_type == pg_pool_t::TYPE_ERASURE) { + if (erasure_code_profile == "") + erasure_code_profile = "default"; + //handle the erasure code profile + if (erasure_code_profile == "default") { + if (!osdmap.has_erasure_code_profile(erasure_code_profile)) { + if (pending_inc.has_erasure_code_profile(erasure_code_profile)) { + dout(20) << "erasure code profile " << erasure_code_profile << " already pending" << dendl; + goto wait; + } + + map<string,string> profile_map; + err = osdmap.get_erasure_code_profile_default(cct, + profile_map, + &ss); + if (err) + goto reply; + dout(20) << "erasure code profile " << erasure_code_profile << " set" << dendl; + pending_inc.set_erasure_code_profile(erasure_code_profile, profile_map); + goto wait; + } + } + if (rule_name == "") { + implicit_rule_creation = true; + if (erasure_code_profile == "default") { + rule_name = "erasure-code"; + } else { + dout(1) << "implicitly use rule named after the pool: " + << poolstr << dendl; + rule_name = poolstr; + } + } + cmd_getval(cmdmap, "expected_num_objects", + expected_num_objects, int64_t(0)); + } else { + //NOTE:for replicated pool,cmd_map will put rule_name to erasure_code_profile field + // and put expected_num_objects to rule field + if (erasure_code_profile != "") { // cmd is from CLI + if (rule_name != "") { + string interr; + expected_num_objects = strict_strtoll(rule_name.c_str(), 10, &interr); + if (interr.length()) { + ss << "error parsing integer value '" << rule_name << "': " << interr; + err = -EINVAL; + goto reply; + } + } + rule_name = erasure_code_profile; + } else { // cmd is well-formed + cmd_getval(cmdmap, "expected_num_objects", + expected_num_objects, int64_t(0)); + } + } + + if (!implicit_rule_creation && rule_name != "") { + int rule; + err = get_crush_rule(rule_name, &rule, &ss); + if (err == -EAGAIN) { + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + if (err) + goto reply; + } + + if (expected_num_objects < 0) { + ss << "'expected_num_objects' must be non-negative"; + err = -EINVAL; + goto reply; + } + + set<int32_t> osds; + osdmap.get_all_osds(osds); + bool has_filestore_osd = std::any_of(osds.begin(), osds.end(), [this](int osd) { + string type; + if (!get_osd_objectstore_type(osd, &type)) { + return type == "filestore"; + } else { + return false; + } + }); + + if (has_filestore_osd && + expected_num_objects > 0 && + cct->_conf->filestore_merge_threshold > 0) { + ss << "'expected_num_objects' requires 'filestore_merge_threshold < 0'"; + err = -EINVAL; + goto reply; + } + + if (has_filestore_osd && + expected_num_objects == 0 && + cct->_conf->filestore_merge_threshold < 0) { + int osds = osdmap.get_num_osds(); + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure && osds && (pg_num >= 1024 || pg_num / osds >= 100)) { + ss << "For better initial performance on pools expected to store a " + << "large number of objects, consider supplying the " + << "expected_num_objects parameter when creating the pool." + << " Pass --yes-i-really-mean-it to ignore it"; + err = -EPERM; + goto reply; + } + } + + int64_t fast_read_param; + cmd_getval(cmdmap, "fast_read", fast_read_param, int64_t(-1)); + FastReadType fast_read = FAST_READ_DEFAULT; + if (fast_read_param == 0) + fast_read = FAST_READ_OFF; + else if (fast_read_param > 0) + fast_read = FAST_READ_ON; + + int64_t repl_size = 0; + cmd_getval(cmdmap, "size", repl_size); + int64_t target_size_bytes = 0; + double target_size_ratio = 0.0; + cmd_getval(cmdmap, "target_size_bytes", target_size_bytes); + cmd_getval(cmdmap, "target_size_ratio", target_size_ratio); + + string pg_autoscale_mode; + cmd_getval(cmdmap, "autoscale_mode", pg_autoscale_mode); + + bool bulk = 0; + cmd_getval(cmdmap, "bulk", bulk); + err = prepare_new_pool(poolstr, + -1, // default crush rule + rule_name, + pg_num, pgp_num, pg_num_min, pg_num_max, + repl_size, target_size_bytes, target_size_ratio, + erasure_code_profile, pool_type, + (uint64_t)expected_num_objects, + fast_read, + pg_autoscale_mode, + bulk, + &ss); + if (err < 0) { + switch(err) { + case -EEXIST: + ss << "pool '" << poolstr << "' already exists"; + break; + case -EAGAIN: + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + case -ERANGE: + goto reply; + default: + goto reply; + break; + } + } else { + ss << "pool '" << poolstr << "' created"; + } + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd pool delete" || + prefix == "osd pool rm") { + // osd pool delete/rm <poolname> <poolname again> --yes-i-really-really-mean-it + string poolstr, poolstr2, sure; + cmd_getval(cmdmap, "pool", poolstr); + cmd_getval(cmdmap, "pool2", poolstr2); + int64_t pool = osdmap.lookup_pg_pool_name(poolstr.c_str()); + if (pool < 0) { + ss << "pool '" << poolstr << "' does not exist"; + err = 0; + goto reply; + } + + bool force_no_fake = false; + cmd_getval(cmdmap, "yes_i_really_really_mean_it", force_no_fake); + bool force = false; + cmd_getval(cmdmap, "yes_i_really_really_mean_it_not_faking", force); + if (poolstr2 != poolstr || + (!force && !force_no_fake)) { + ss << "WARNING: this will *PERMANENTLY DESTROY* all data stored in pool " << poolstr + << ". If you are *ABSOLUTELY CERTAIN* that is what you want, pass the pool name *twice*, " + << "followed by --yes-i-really-really-mean-it."; + err = -EPERM; + goto reply; + } + err = _prepare_remove_pool(pool, &ss, force_no_fake); + if (err == -EAGAIN) { + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + if (err < 0) + goto reply; + goto update; + } else if (prefix == "osd pool rename") { + string srcpoolstr, destpoolstr; + cmd_getval(cmdmap, "srcpool", srcpoolstr); + cmd_getval(cmdmap, "destpool", destpoolstr); + int64_t pool_src = osdmap.lookup_pg_pool_name(srcpoolstr.c_str()); + int64_t pool_dst = osdmap.lookup_pg_pool_name(destpoolstr.c_str()); + + if (pool_src < 0) { + if (pool_dst >= 0) { + // src pool doesn't exist, dst pool does exist: to ensure idempotency + // of operations, assume this rename succeeded, as it is not changing + // the current state. Make sure we output something understandable + // for whoever is issuing the command, if they are paying attention, + // in case it was not intentional; or to avoid a "wtf?" and a bug + // report in case it was intentional, while expecting a failure. + ss << "pool '" << srcpoolstr << "' does not exist; pool '" + << destpoolstr << "' does -- assuming successful rename"; + err = 0; + } else { + ss << "unrecognized pool '" << srcpoolstr << "'"; + err = -ENOENT; + } + goto reply; + } else if (pool_dst >= 0) { + // source pool exists and so does the destination pool + ss << "pool '" << destpoolstr << "' already exists"; + err = -EEXIST; + goto reply; + } + + int ret = _prepare_rename_pool(pool_src, destpoolstr); + if (ret == 0) { + ss << "pool '" << srcpoolstr << "' renamed to '" << destpoolstr << "'"; + } else { + ss << "failed to rename pool '" << srcpoolstr << "' to '" << destpoolstr << "': " + << cpp_strerror(ret); + } + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, ret, rs, + get_last_committed() + 1)); + return true; + + } else if (prefix == "osd pool set") { + err = prepare_command_pool_set(cmdmap, ss); + if (err == -EAGAIN) + goto wait; + if (err < 0) + goto reply; + + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd tier add") { + err = check_cluster_features(CEPH_FEATURE_OSD_CACHEPOOL, ss); + if (err == -EAGAIN) + goto wait; + if (err) + goto reply; + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + string tierpoolstr; + cmd_getval(cmdmap, "tierpool", tierpoolstr); + int64_t tierpool_id = osdmap.lookup_pg_pool_name(tierpoolstr); + if (tierpool_id < 0) { + ss << "unrecognized pool '" << tierpoolstr << "'"; + err = -ENOENT; + goto reply; + } + const pg_pool_t *p = osdmap.get_pg_pool(pool_id); + ceph_assert(p); + const pg_pool_t *tp = osdmap.get_pg_pool(tierpool_id); + ceph_assert(tp); + + if (!_check_become_tier(tierpool_id, tp, pool_id, p, &err, &ss)) { + goto reply; + } + + // make sure new tier is empty + string force_nonempty; + cmd_getval(cmdmap, "force_nonempty", force_nonempty); + const pool_stat_t *pstats = mon.mgrstatmon()->get_pool_stat(tierpool_id); + if (pstats && pstats->stats.sum.num_objects != 0 && + force_nonempty != "--force-nonempty") { + ss << "tier pool '" << tierpoolstr << "' is not empty; --force-nonempty to force"; + err = -ENOTEMPTY; + goto reply; + } + if (tp->is_erasure()) { + ss << "tier pool '" << tierpoolstr + << "' is an ec pool, which cannot be a tier"; + err = -ENOTSUP; + goto reply; + } + if ((!tp->removed_snaps.empty() || !tp->snaps.empty()) && + ((force_nonempty != "--force-nonempty") || + (!g_conf()->mon_debug_unsafe_allow_tier_with_nonempty_snaps))) { + ss << "tier pool '" << tierpoolstr << "' has snapshot state; it cannot be added as a tier without breaking the pool"; + err = -ENOTEMPTY; + goto reply; + } + // go + pg_pool_t *np = pending_inc.get_new_pool(pool_id, p); + pg_pool_t *ntp = pending_inc.get_new_pool(tierpool_id, tp); + if (np->tiers.count(tierpool_id) || ntp->is_tier()) { + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + np->tiers.insert(tierpool_id); + np->set_snap_epoch(pending_inc.epoch); // tier will update to our snap info + ntp->tier_of = pool_id; + ss << "pool '" << tierpoolstr << "' is now (or already was) a tier of '" << poolstr << "'"; + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd tier remove" || + prefix == "osd tier rm") { + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + string tierpoolstr; + cmd_getval(cmdmap, "tierpool", tierpoolstr); + int64_t tierpool_id = osdmap.lookup_pg_pool_name(tierpoolstr); + if (tierpool_id < 0) { + ss << "unrecognized pool '" << tierpoolstr << "'"; + err = -ENOENT; + goto reply; + } + const pg_pool_t *p = osdmap.get_pg_pool(pool_id); + ceph_assert(p); + const pg_pool_t *tp = osdmap.get_pg_pool(tierpool_id); + ceph_assert(tp); + + if (!_check_remove_tier(pool_id, p, tp, &err, &ss)) { + goto reply; + } + + if (p->tiers.count(tierpool_id) == 0) { + ss << "pool '" << tierpoolstr << "' is now (or already was) not a tier of '" << poolstr << "'"; + err = 0; + goto reply; + } + if (tp->tier_of != pool_id) { + ss << "tier pool '" << tierpoolstr << "' is a tier of '" + << osdmap.get_pool_name(tp->tier_of) << "': " + // be scary about it; this is an inconsistency and bells must go off + << "THIS SHOULD NOT HAVE HAPPENED AT ALL"; + err = -EINVAL; + goto reply; + } + if (p->read_tier == tierpool_id) { + ss << "tier pool '" << tierpoolstr << "' is the overlay for '" << poolstr << "'; please remove-overlay first"; + err = -EBUSY; + goto reply; + } + // go + pg_pool_t *np = pending_inc.get_new_pool(pool_id, p); + pg_pool_t *ntp = pending_inc.get_new_pool(tierpool_id, tp); + if (np->tiers.count(tierpool_id) == 0 || + ntp->tier_of != pool_id || + np->read_tier == tierpool_id) { + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + np->tiers.erase(tierpool_id); + ntp->clear_tier(); + ss << "pool '" << tierpoolstr << "' is now (or already was) not a tier of '" << poolstr << "'"; + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd tier set-overlay") { + err = check_cluster_features(CEPH_FEATURE_OSD_CACHEPOOL, ss); + if (err == -EAGAIN) + goto wait; + if (err) + goto reply; + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + string overlaypoolstr; + cmd_getval(cmdmap, "overlaypool", overlaypoolstr); + int64_t overlaypool_id = osdmap.lookup_pg_pool_name(overlaypoolstr); + if (overlaypool_id < 0) { + ss << "unrecognized pool '" << overlaypoolstr << "'"; + err = -ENOENT; + goto reply; + } + const pg_pool_t *p = osdmap.get_pg_pool(pool_id); + ceph_assert(p); + const pg_pool_t *overlay_p = osdmap.get_pg_pool(overlaypool_id); + ceph_assert(overlay_p); + if (p->tiers.count(overlaypool_id) == 0) { + ss << "tier pool '" << overlaypoolstr << "' is not a tier of '" << poolstr << "'"; + err = -EINVAL; + goto reply; + } + if (p->read_tier == overlaypool_id) { + err = 0; + ss << "overlay for '" << poolstr << "' is now (or already was) '" << overlaypoolstr << "'"; + goto reply; + } + if (p->has_read_tier()) { + ss << "pool '" << poolstr << "' has overlay '" + << osdmap.get_pool_name(p->read_tier) + << "'; please remove-overlay first"; + err = -EINVAL; + goto reply; + } + + // go + pg_pool_t *np = pending_inc.get_new_pool(pool_id, p); + np->read_tier = overlaypool_id; + np->write_tier = overlaypool_id; + np->set_last_force_op_resend(pending_inc.epoch); + pg_pool_t *noverlay_p = pending_inc.get_new_pool(overlaypool_id, overlay_p); + noverlay_p->set_last_force_op_resend(pending_inc.epoch); + ss << "overlay for '" << poolstr << "' is now (or already was) '" << overlaypoolstr << "'"; + if (overlay_p->cache_mode == pg_pool_t::CACHEMODE_NONE) + ss <<" (WARNING: overlay pool cache_mode is still NONE)"; + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd tier remove-overlay" || + prefix == "osd tier rm-overlay") { + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + const pg_pool_t *p = osdmap.get_pg_pool(pool_id); + ceph_assert(p); + if (!p->has_read_tier()) { + err = 0; + ss << "there is now (or already was) no overlay for '" << poolstr << "'"; + goto reply; + } + + if (!_check_remove_tier(pool_id, p, NULL, &err, &ss)) { + goto reply; + } + + // go + pg_pool_t *np = pending_inc.get_new_pool(pool_id, p); + if (np->has_read_tier()) { + const pg_pool_t *op = osdmap.get_pg_pool(np->read_tier); + pg_pool_t *nop = pending_inc.get_new_pool(np->read_tier,op); + nop->set_last_force_op_resend(pending_inc.epoch); + } + if (np->has_write_tier()) { + const pg_pool_t *op = osdmap.get_pg_pool(np->write_tier); + pg_pool_t *nop = pending_inc.get_new_pool(np->write_tier, op); + nop->set_last_force_op_resend(pending_inc.epoch); + } + np->clear_read_tier(); + np->clear_write_tier(); + np->set_last_force_op_resend(pending_inc.epoch); + ss << "there is now (or already was) no overlay for '" << poolstr << "'"; + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd tier cache-mode") { + err = check_cluster_features(CEPH_FEATURE_OSD_CACHEPOOL, ss); + if (err == -EAGAIN) + goto wait; + if (err) + goto reply; + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + const pg_pool_t *p = osdmap.get_pg_pool(pool_id); + ceph_assert(p); + if (!p->is_tier()) { + ss << "pool '" << poolstr << "' is not a tier"; + err = -EINVAL; + goto reply; + } + string modestr; + cmd_getval(cmdmap, "mode", modestr); + pg_pool_t::cache_mode_t mode = pg_pool_t::get_cache_mode_from_str(modestr); + if (int(mode) < 0) { + ss << "'" << modestr << "' is not a valid cache mode"; + err = -EINVAL; + goto reply; + } + + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + + if (mode == pg_pool_t::CACHEMODE_FORWARD || + mode == pg_pool_t::CACHEMODE_READFORWARD) { + ss << "'" << modestr << "' is no longer a supported cache mode"; + err = -EPERM; + goto reply; + } + if ((mode != pg_pool_t::CACHEMODE_WRITEBACK && + mode != pg_pool_t::CACHEMODE_NONE && + mode != pg_pool_t::CACHEMODE_PROXY && + mode != pg_pool_t::CACHEMODE_READPROXY) && + !sure) { + ss << "'" << modestr << "' is not a well-supported cache mode and may " + << "corrupt your data. pass --yes-i-really-mean-it to force."; + err = -EPERM; + goto reply; + } + + // pool already has this cache-mode set and there are no pending changes + if (p->cache_mode == mode && + (pending_inc.new_pools.count(pool_id) == 0 || + pending_inc.new_pools[pool_id].cache_mode == p->cache_mode)) { + ss << "set cache-mode for pool '" << poolstr << "'" + << " to " << pg_pool_t::get_cache_mode_name(mode); + err = 0; + goto reply; + } + + /* Mode description: + * + * none: No cache-mode defined + * forward: Forward all reads and writes to base pool [removed] + * writeback: Cache writes, promote reads from base pool + * readonly: Forward writes to base pool + * readforward: Writes are in writeback mode, Reads are in forward mode [removed] + * proxy: Proxy all reads and writes to base pool + * readproxy: Writes are in writeback mode, Reads are in proxy mode + * + * Hence, these are the allowed transitions: + * + * none -> any + * forward -> proxy || readforward || readproxy || writeback || any IF num_objects_dirty == 0 + * proxy -> readproxy || writeback || any IF num_objects_dirty == 0 + * readforward -> forward || proxy || readproxy || writeback || any IF num_objects_dirty == 0 + * readproxy -> proxy || writeback || any IF num_objects_dirty == 0 + * writeback -> readproxy || proxy + * readonly -> any + */ + + // We check if the transition is valid against the current pool mode, as + // it is the only committed state thus far. We will blantly squash + // whatever mode is on the pending state. + + if (p->cache_mode == pg_pool_t::CACHEMODE_WRITEBACK && + (mode != pg_pool_t::CACHEMODE_PROXY && + mode != pg_pool_t::CACHEMODE_READPROXY)) { + ss << "unable to set cache-mode '" << pg_pool_t::get_cache_mode_name(mode) + << "' on a '" << pg_pool_t::get_cache_mode_name(p->cache_mode) + << "' pool; only '" + << pg_pool_t::get_cache_mode_name(pg_pool_t::CACHEMODE_READPROXY) + << "' allowed."; + err = -EINVAL; + goto reply; + } + if ((p->cache_mode == pg_pool_t::CACHEMODE_READFORWARD && + (mode != pg_pool_t::CACHEMODE_WRITEBACK && + mode != pg_pool_t::CACHEMODE_PROXY && + mode != pg_pool_t::CACHEMODE_READPROXY)) || + + (p->cache_mode == pg_pool_t::CACHEMODE_READPROXY && + (mode != pg_pool_t::CACHEMODE_WRITEBACK && + mode != pg_pool_t::CACHEMODE_PROXY)) || + + (p->cache_mode == pg_pool_t::CACHEMODE_PROXY && + (mode != pg_pool_t::CACHEMODE_WRITEBACK && + mode != pg_pool_t::CACHEMODE_READPROXY)) || + + (p->cache_mode == pg_pool_t::CACHEMODE_FORWARD && + (mode != pg_pool_t::CACHEMODE_WRITEBACK && + mode != pg_pool_t::CACHEMODE_PROXY && + mode != pg_pool_t::CACHEMODE_READPROXY))) { + + const pool_stat_t* pstats = + mon.mgrstatmon()->get_pool_stat(pool_id); + + if (pstats && pstats->stats.sum.num_objects_dirty > 0) { + ss << "unable to set cache-mode '" + << pg_pool_t::get_cache_mode_name(mode) << "' on pool '" << poolstr + << "': dirty objects found"; + err = -EBUSY; + goto reply; + } + } + // go + pg_pool_t *np = pending_inc.get_new_pool(pool_id, p); + np->cache_mode = mode; + // set this both when moving to and from cache_mode NONE. this is to + // capture legacy pools that were set up before this flag existed. + np->flags |= pg_pool_t::FLAG_INCOMPLETE_CLONES; + ss << "set cache-mode for pool '" << poolstr + << "' to " << pg_pool_t::get_cache_mode_name(mode); + if (mode == pg_pool_t::CACHEMODE_NONE) { + const pg_pool_t *base_pool = osdmap.get_pg_pool(np->tier_of); + ceph_assert(base_pool); + if (base_pool->read_tier == pool_id || + base_pool->write_tier == pool_id) + ss <<" (WARNING: pool is still configured as read or write tier)"; + } + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd tier add-cache") { + err = check_cluster_features(CEPH_FEATURE_OSD_CACHEPOOL, ss); + if (err == -EAGAIN) + goto wait; + if (err) + goto reply; + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + string tierpoolstr; + cmd_getval(cmdmap, "tierpool", tierpoolstr); + int64_t tierpool_id = osdmap.lookup_pg_pool_name(tierpoolstr); + if (tierpool_id < 0) { + ss << "unrecognized pool '" << tierpoolstr << "'"; + err = -ENOENT; + goto reply; + } + const pg_pool_t *p = osdmap.get_pg_pool(pool_id); + ceph_assert(p); + const pg_pool_t *tp = osdmap.get_pg_pool(tierpool_id); + ceph_assert(tp); + + if (!_check_become_tier(tierpool_id, tp, pool_id, p, &err, &ss)) { + goto reply; + } + + int64_t size = 0; + if (!cmd_getval(cmdmap, "size", size)) { + ss << "unable to parse 'size' value '" + << cmd_vartype_stringify(cmdmap.at("size")) << "'"; + err = -EINVAL; + goto reply; + } + // make sure new tier is empty + const pool_stat_t *pstats = + mon.mgrstatmon()->get_pool_stat(tierpool_id); + if (pstats && pstats->stats.sum.num_objects != 0) { + ss << "tier pool '" << tierpoolstr << "' is not empty"; + err = -ENOTEMPTY; + goto reply; + } + auto& modestr = g_conf().get_val<string>("osd_tier_default_cache_mode"); + pg_pool_t::cache_mode_t mode = pg_pool_t::get_cache_mode_from_str(modestr); + if (int(mode) < 0) { + ss << "osd tier cache default mode '" << modestr << "' is not a valid cache mode"; + err = -EINVAL; + goto reply; + } + HitSet::Params hsp; + auto& cache_hit_set_type = + g_conf().get_val<string>("osd_tier_default_cache_hit_set_type"); + if (cache_hit_set_type == "bloom") { + BloomHitSet::Params *bsp = new BloomHitSet::Params; + bsp->set_fpp(g_conf().get_val<double>("osd_pool_default_hit_set_bloom_fpp")); + hsp = HitSet::Params(bsp); + } else if (cache_hit_set_type == "explicit_hash") { + hsp = HitSet::Params(new ExplicitHashHitSet::Params); + } else if (cache_hit_set_type == "explicit_object") { + hsp = HitSet::Params(new ExplicitObjectHitSet::Params); + } else { + ss << "osd tier cache default hit set type '" + << cache_hit_set_type << "' is not a known type"; + err = -EINVAL; + goto reply; + } + // go + pg_pool_t *np = pending_inc.get_new_pool(pool_id, p); + pg_pool_t *ntp = pending_inc.get_new_pool(tierpool_id, tp); + if (np->tiers.count(tierpool_id) || ntp->is_tier()) { + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + np->tiers.insert(tierpool_id); + np->read_tier = np->write_tier = tierpool_id; + np->set_snap_epoch(pending_inc.epoch); // tier will update to our snap info + np->set_last_force_op_resend(pending_inc.epoch); + ntp->set_last_force_op_resend(pending_inc.epoch); + ntp->tier_of = pool_id; + ntp->cache_mode = mode; + ntp->hit_set_count = g_conf().get_val<uint64_t>("osd_tier_default_cache_hit_set_count"); + ntp->hit_set_period = g_conf().get_val<uint64_t>("osd_tier_default_cache_hit_set_period"); + ntp->min_read_recency_for_promote = g_conf().get_val<uint64_t>("osd_tier_default_cache_min_read_recency_for_promote"); + ntp->min_write_recency_for_promote = g_conf().get_val<uint64_t>("osd_tier_default_cache_min_write_recency_for_promote"); + ntp->hit_set_grade_decay_rate = g_conf().get_val<uint64_t>("osd_tier_default_cache_hit_set_grade_decay_rate"); + ntp->hit_set_search_last_n = g_conf().get_val<uint64_t>("osd_tier_default_cache_hit_set_search_last_n"); + ntp->hit_set_params = hsp; + ntp->target_max_bytes = size; + ss << "pool '" << tierpoolstr << "' is now (or already was) a cache tier of '" << poolstr << "'"; + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, ss.str(), + get_last_committed() + 1)); + return true; + } else if (prefix == "osd pool set-quota") { + string poolstr; + cmd_getval(cmdmap, "pool", poolstr); + int64_t pool_id = osdmap.lookup_pg_pool_name(poolstr); + if (pool_id < 0) { + ss << "unrecognized pool '" << poolstr << "'"; + err = -ENOENT; + goto reply; + } + + string field; + cmd_getval(cmdmap, "field", field); + if (field != "max_objects" && field != "max_bytes") { + ss << "unrecognized field '" << field << "'; should be 'max_bytes' or 'max_objects'"; + err = -EINVAL; + goto reply; + } + + // val could contain unit designations, so we treat as a string + string val; + cmd_getval(cmdmap, "val", val); + string tss; + int64_t value; + if (field == "max_objects") { + value = strict_sistrtoll(val.c_str(), &tss); + } else if (field == "max_bytes") { + value = strict_iecstrtoll(val.c_str(), &tss); + } else { + ceph_abort_msg("unrecognized option"); + } + if (!tss.empty()) { + ss << "error parsing value '" << val << "': " << tss; + err = -EINVAL; + goto reply; + } + + pg_pool_t *pi = pending_inc.get_new_pool(pool_id, osdmap.get_pg_pool(pool_id)); + if (field == "max_objects") { + pi->quota_max_objects = value; + } else if (field == "max_bytes") { + pi->quota_max_bytes = value; + } else { + ceph_abort_msg("unrecognized option"); + } + ss << "set-quota " << field << " = " << value << " for pool " << poolstr; + rs = ss.str(); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + } else if (prefix == "osd pool application enable" || + prefix == "osd pool application disable" || + prefix == "osd pool application set" || + prefix == "osd pool application rm") { + err = prepare_command_pool_application(prefix, cmdmap, ss); + if (err == -EAGAIN) { + goto wait; + } else if (err < 0) { + goto reply; + } else { + goto update; + } + } else if (prefix == "osd force-create-pg") { + pg_t pgid; + string pgidstr; + cmd_getval(cmdmap, "pgid", pgidstr); + if (!pgid.parse(pgidstr.c_str())) { + ss << "invalid pgid '" << pgidstr << "'"; + err = -EINVAL; + goto reply; + } + if (!osdmap.pg_exists(pgid)) { + ss << "pg " << pgid << " should not exist"; + err = -ENOENT; + goto reply; + } + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure) { + ss << "This command will recreate a lost (as in data lost) PG with data in it, such " + << "that the cluster will give up ever trying to recover the lost data. Do this " + << "only if you are certain that all copies of the PG are in fact lost and you are " + << "willing to accept that the data is permanently destroyed. Pass " + << "--yes-i-really-mean-it to proceed."; + err = -EPERM; + goto reply; + } + bool creating_now; + { + std::lock_guard<std::mutex> l(creating_pgs_lock); + auto emplaced = creating_pgs.pgs.emplace( + pgid, + creating_pgs_t::pg_create_info(osdmap.get_epoch(), + ceph_clock_now())); + creating_now = emplaced.second; + } + if (creating_now) { + ss << "pg " << pgidstr << " now creating, ok"; + // set the pool's CREATING flag so that (1) the osd won't ignore our + // create message and (2) we won't propose any future pg_num changes + // until after the PG has been instantiated. + if (pending_inc.new_pools.count(pgid.pool()) == 0) { + pending_inc.new_pools[pgid.pool()] = *osdmap.get_pg_pool(pgid.pool()); + } + pending_inc.new_pools[pgid.pool()].flags |= pg_pool_t::FLAG_CREATING; + err = 0; + goto update; + } else { + ss << "pg " << pgid << " already creating"; + err = 0; + goto reply; + } + } else if (prefix == "osd force_healthy_stretch_mode") { + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure) { + ss << "This command will require peering across multiple CRUSH buckets " + "(probably two data centers or availability zones?) and may result in PGs " + "going inactive until backfilling is complete. Pass --yes-i-really-mean-it to proceed."; + err = -EPERM; + goto reply; + } + try_end_recovery_stretch_mode(true); + ss << "Triggering healthy stretch mode"; + err = 0; + goto reply; + } else if (prefix == "osd force_recovery_stretch_mode") { + bool sure = false; + cmd_getval(cmdmap, "yes_i_really_mean_it", sure); + if (!sure) { + ss << "This command will increase pool sizes to try and spread them " + "across multiple CRUSH buckets (probably two data centers or " + "availability zones?) and should have happened automatically" + "Pass --yes-i-really-mean-it to proceed."; + err = -EPERM; + goto reply; + } + mon.go_recovery_stretch_mode(); + ss << "Triggering recovery stretch mode"; + err = 0; + goto reply; + } else { + err = -EINVAL; + } + + reply: + getline(ss, rs); + if (err < 0 && rs.length() == 0) + rs = cpp_strerror(err); + mon.reply_command(op, err, rs, rdata, get_last_committed()); + return ret; + + update: + getline(ss, rs); + wait_for_finished_proposal(op, new Monitor::C_Command(mon, op, 0, rs, + get_last_committed() + 1)); + return true; + + wait: + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; +} + +bool OSDMonitor::enforce_pool_op_caps(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + + auto m = op->get_req<MPoolOp>(); + MonSession *session = op->get_session(); + if (!session) { + _pool_op_reply(op, -EPERM, osdmap.get_epoch()); + return true; + } + + switch (m->op) { + case POOL_OP_CREATE_UNMANAGED_SNAP: + case POOL_OP_DELETE_UNMANAGED_SNAP: + { + const std::string* pool_name = nullptr; + const pg_pool_t *pg_pool = osdmap.get_pg_pool(m->pool); + if (pg_pool != nullptr) { + pool_name = &osdmap.get_pool_name(m->pool); + } + + if (!is_unmanaged_snap_op_permitted(cct, mon.key_server, + session->entity_name, session->caps, + session->get_peer_socket_addr(), + pool_name)) { + dout(0) << "got unmanaged-snap pool op from entity with insufficient " + << "privileges. message: " << *m << std::endl + << "caps: " << session->caps << dendl; + _pool_op_reply(op, -EPERM, osdmap.get_epoch()); + return true; + } + } + break; + default: + if (!session->is_capable("osd", MON_CAP_W)) { + dout(0) << "got pool op from entity with insufficient privileges. " + << "message: " << *m << std::endl + << "caps: " << session->caps << dendl; + _pool_op_reply(op, -EPERM, osdmap.get_epoch()); + return true; + } + break; + } + + return false; +} + +bool OSDMonitor::preprocess_pool_op(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MPoolOp>(); + + if (enforce_pool_op_caps(op)) { + return true; + } + + if (m->fsid != mon.monmap->fsid) { + dout(0) << __func__ << " drop message on fsid " << m->fsid + << " != " << mon.monmap->fsid << " for " << *m << dendl; + _pool_op_reply(op, -EINVAL, osdmap.get_epoch()); + return true; + } + + if (m->op == POOL_OP_CREATE) + return preprocess_pool_op_create(op); + + const pg_pool_t *p = osdmap.get_pg_pool(m->pool); + if (p == nullptr) { + dout(10) << "attempt to operate on non-existent pool id " << m->pool << dendl; + if (m->op == POOL_OP_DELETE) { + _pool_op_reply(op, 0, osdmap.get_epoch()); + } else { + _pool_op_reply(op, -ENOENT, osdmap.get_epoch()); + } + return true; + } + + // check if the snap and snapname exist + bool snap_exists = false; + if (p->snap_exists(m->name.c_str())) + snap_exists = true; + + switch (m->op) { + case POOL_OP_CREATE_SNAP: + if (p->is_unmanaged_snaps_mode() || p->is_tier()) { + _pool_op_reply(op, -EINVAL, osdmap.get_epoch()); + return true; + } + if (snap_exists) { + _pool_op_reply(op, 0, osdmap.get_epoch()); + return true; + } + return false; + case POOL_OP_CREATE_UNMANAGED_SNAP: + if (p->is_pool_snaps_mode()) { + _pool_op_reply(op, -EINVAL, osdmap.get_epoch()); + return true; + } + return false; + case POOL_OP_DELETE_SNAP: + if (p->is_unmanaged_snaps_mode()) { + _pool_op_reply(op, -EINVAL, osdmap.get_epoch()); + return true; + } + if (!snap_exists) { + _pool_op_reply(op, 0, osdmap.get_epoch()); + return true; + } + return false; + case POOL_OP_DELETE_UNMANAGED_SNAP: + if (p->is_pool_snaps_mode()) { + _pool_op_reply(op, -EINVAL, osdmap.get_epoch()); + return true; + } + if (_is_removed_snap(m->pool, m->snapid)) { + _pool_op_reply(op, 0, osdmap.get_epoch()); + return true; + } + return false; + case POOL_OP_DELETE: + if (osdmap.lookup_pg_pool_name(m->name.c_str()) >= 0) { + _pool_op_reply(op, 0, osdmap.get_epoch()); + return true; + } + return false; + case POOL_OP_AUID_CHANGE: + return false; + default: + ceph_abort(); + break; + } + + return false; +} + +bool OSDMonitor::_is_removed_snap(int64_t pool, snapid_t snap) +{ + if (!osdmap.have_pg_pool(pool)) { + dout(10) << __func__ << " pool " << pool << " snap " << snap + << " - pool dne" << dendl; + return true; + } + if (osdmap.in_removed_snaps_queue(pool, snap)) { + dout(10) << __func__ << " pool " << pool << " snap " << snap + << " - in osdmap removed_snaps_queue" << dendl; + return true; + } + snapid_t begin, end; + int r = lookup_purged_snap(pool, snap, &begin, &end); + if (r == 0) { + dout(10) << __func__ << " pool " << pool << " snap " << snap + << " - purged, [" << begin << "," << end << ")" << dendl; + return true; + } + return false; +} + +bool OSDMonitor::_is_pending_removed_snap(int64_t pool, snapid_t snap) +{ + if (pending_inc.old_pools.count(pool)) { + dout(10) << __func__ << " pool " << pool << " snap " << snap + << " - pool pending deletion" << dendl; + return true; + } + if (pending_inc.in_new_removed_snaps(pool, snap)) { + dout(10) << __func__ << " pool " << pool << " snap " << snap + << " - in pending new_removed_snaps" << dendl; + return true; + } + return false; +} + +bool OSDMonitor::preprocess_pool_op_create(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MPoolOp>(); + int64_t pool = osdmap.lookup_pg_pool_name(m->name.c_str()); + if (pool >= 0) { + _pool_op_reply(op, 0, osdmap.get_epoch()); + return true; + } + + return false; +} + +bool OSDMonitor::prepare_pool_op(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MPoolOp>(); + dout(10) << "prepare_pool_op " << *m << dendl; + if (m->op == POOL_OP_CREATE) { + return prepare_pool_op_create(op); + } else if (m->op == POOL_OP_DELETE) { + return prepare_pool_op_delete(op); + } + + int ret = 0; + bool changed = false; + + if (!osdmap.have_pg_pool(m->pool)) { + _pool_op_reply(op, -ENOENT, osdmap.get_epoch()); + return false; + } + + const pg_pool_t *pool = osdmap.get_pg_pool(m->pool); + + switch (m->op) { + case POOL_OP_CREATE_SNAP: + if (pool->is_tier()) { + ret = -EINVAL; + _pool_op_reply(op, ret, osdmap.get_epoch()); + return false; + } // else, fall through + case POOL_OP_DELETE_SNAP: + if (!pool->is_unmanaged_snaps_mode()) { + bool snap_exists = pool->snap_exists(m->name.c_str()); + if ((m->op == POOL_OP_CREATE_SNAP && snap_exists) + || (m->op == POOL_OP_DELETE_SNAP && !snap_exists)) { + ret = 0; + } else { + break; + } + } else { + ret = -EINVAL; + } + _pool_op_reply(op, ret, osdmap.get_epoch()); + return false; + + case POOL_OP_DELETE_UNMANAGED_SNAP: + // we won't allow removal of an unmanaged snapshot from a pool + // not in unmanaged snaps mode. + if (!pool->is_unmanaged_snaps_mode()) { + _pool_op_reply(op, -ENOTSUP, osdmap.get_epoch()); + return false; + } + /* fall-thru */ + case POOL_OP_CREATE_UNMANAGED_SNAP: + // but we will allow creating an unmanaged snapshot on any pool + // as long as it is not in 'pool' snaps mode. + if (pool->is_pool_snaps_mode()) { + _pool_op_reply(op, -EINVAL, osdmap.get_epoch()); + return false; + } + } + + // projected pool info + pg_pool_t pp; + if (pending_inc.new_pools.count(m->pool)) + pp = pending_inc.new_pools[m->pool]; + else + pp = *osdmap.get_pg_pool(m->pool); + + bufferlist reply_data; + + // pool snaps vs unmanaged snaps are mutually exclusive + switch (m->op) { + case POOL_OP_CREATE_SNAP: + case POOL_OP_DELETE_SNAP: + if (pp.is_unmanaged_snaps_mode()) { + ret = -EINVAL; + goto out; + } + break; + + case POOL_OP_CREATE_UNMANAGED_SNAP: + case POOL_OP_DELETE_UNMANAGED_SNAP: + if (pp.is_pool_snaps_mode()) { + ret = -EINVAL; + goto out; + } + } + + switch (m->op) { + case POOL_OP_CREATE_SNAP: + if (!pp.snap_exists(m->name.c_str())) { + pp.add_snap(m->name.c_str(), ceph_clock_now()); + dout(10) << "create snap in pool " << m->pool << " " << m->name + << " seq " << pp.get_snap_epoch() << dendl; + changed = true; + } + break; + + case POOL_OP_DELETE_SNAP: + { + snapid_t s = pp.snap_exists(m->name.c_str()); + if (s) { + pp.remove_snap(s); + pending_inc.new_removed_snaps[m->pool].insert(s); + changed = true; + } + } + break; + + case POOL_OP_CREATE_UNMANAGED_SNAP: + { + uint64_t snapid = pp.add_unmanaged_snap( + osdmap.require_osd_release < ceph_release_t::octopus); + encode(snapid, reply_data); + changed = true; + } + break; + + case POOL_OP_DELETE_UNMANAGED_SNAP: + if (!_is_removed_snap(m->pool, m->snapid) && + !_is_pending_removed_snap(m->pool, m->snapid)) { + if (m->snapid > pp.get_snap_seq()) { + _pool_op_reply(op, -ENOENT, osdmap.get_epoch()); + return false; + } + pp.remove_unmanaged_snap( + m->snapid, + osdmap.require_osd_release < ceph_release_t::octopus); + pending_inc.new_removed_snaps[m->pool].insert(m->snapid); + // also record the new seq as purged: this avoids a discontinuity + // after all of the snaps have been purged, since the seq assigned + // during removal lives in the same namespace as the actual snaps. + pending_pseudo_purged_snaps[m->pool].insert(pp.get_snap_seq()); + changed = true; + } + break; + + case POOL_OP_AUID_CHANGE: + _pool_op_reply(op, -EOPNOTSUPP, osdmap.get_epoch()); + return false; + + default: + ceph_abort(); + break; + } + + if (changed) { + pp.set_snap_epoch(pending_inc.epoch); + pending_inc.new_pools[m->pool] = pp; + } + + out: + wait_for_finished_proposal(op, new OSDMonitor::C_PoolOp(this, op, ret, pending_inc.epoch, &reply_data)); + return true; +} + +bool OSDMonitor::prepare_pool_op_create(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + int err = prepare_new_pool(op); + wait_for_finished_proposal(op, new OSDMonitor::C_PoolOp(this, op, err, pending_inc.epoch)); + return true; +} + +int OSDMonitor::_check_remove_pool(int64_t pool_id, const pg_pool_t& pool, + ostream *ss) +{ + const string& poolstr = osdmap.get_pool_name(pool_id); + + // If the Pool is in use by CephFS, refuse to delete it + FSMap const &pending_fsmap = mon.mdsmon()->get_pending_fsmap(); + if (pending_fsmap.pool_in_use(pool_id)) { + *ss << "pool '" << poolstr << "' is in use by CephFS"; + return -EBUSY; + } + + if (pool.tier_of >= 0) { + *ss << "pool '" << poolstr << "' is a tier of '" + << osdmap.get_pool_name(pool.tier_of) << "'"; + return -EBUSY; + } + if (!pool.tiers.empty()) { + *ss << "pool '" << poolstr << "' has tiers"; + for(auto tier : pool.tiers) { + *ss << " " << osdmap.get_pool_name(tier); + } + return -EBUSY; + } + + if (!g_conf()->mon_allow_pool_delete) { + *ss << "pool deletion is disabled; you must first set the mon_allow_pool_delete config option to true before you can destroy a pool"; + return -EPERM; + } + + if (pool.has_flag(pg_pool_t::FLAG_NODELETE)) { + *ss << "pool deletion is disabled; you must unset nodelete flag for the pool first"; + return -EPERM; + } + + *ss << "pool '" << poolstr << "' removed"; + return 0; +} + +/** + * Check if it is safe to add a tier to a base pool + * + * @return + * True if the operation should proceed, false if we should abort here + * (abort doesn't necessarily mean error, could be idempotency) + */ +bool OSDMonitor::_check_become_tier( + const int64_t tier_pool_id, const pg_pool_t *tier_pool, + const int64_t base_pool_id, const pg_pool_t *base_pool, + int *err, + ostream *ss) const +{ + const std::string &tier_pool_name = osdmap.get_pool_name(tier_pool_id); + const std::string &base_pool_name = osdmap.get_pool_name(base_pool_id); + + const FSMap &pending_fsmap = mon.mdsmon()->get_pending_fsmap(); + if (pending_fsmap.pool_in_use(tier_pool_id)) { + *ss << "pool '" << tier_pool_name << "' is in use by CephFS"; + *err = -EBUSY; + return false; + } + + if (base_pool->tiers.count(tier_pool_id)) { + ceph_assert(tier_pool->tier_of == base_pool_id); + *err = 0; + *ss << "pool '" << tier_pool_name << "' is now (or already was) a tier of '" + << base_pool_name << "'"; + return false; + } + + if (base_pool->is_tier()) { + *ss << "pool '" << base_pool_name << "' is already a tier of '" + << osdmap.get_pool_name(base_pool->tier_of) << "', " + << "multiple tiers are not yet supported."; + *err = -EINVAL; + return false; + } + + if (tier_pool->has_tiers()) { + *ss << "pool '" << tier_pool_name << "' has following tier(s) already:"; + for (set<uint64_t>::iterator it = tier_pool->tiers.begin(); + it != tier_pool->tiers.end(); ++it) + *ss << "'" << osdmap.get_pool_name(*it) << "',"; + *ss << " multiple tiers are not yet supported."; + *err = -EINVAL; + return false; + } + + if (tier_pool->is_tier()) { + *ss << "tier pool '" << tier_pool_name << "' is already a tier of '" + << osdmap.get_pool_name(tier_pool->tier_of) << "'"; + *err = -EINVAL; + return false; + } + + *err = 0; + return true; +} + + +/** + * Check if it is safe to remove a tier from this base pool + * + * @return + * True if the operation should proceed, false if we should abort here + * (abort doesn't necessarily mean error, could be idempotency) + */ +bool OSDMonitor::_check_remove_tier( + const int64_t base_pool_id, const pg_pool_t *base_pool, + const pg_pool_t *tier_pool, + int *err, ostream *ss) const +{ + const std::string &base_pool_name = osdmap.get_pool_name(base_pool_id); + + // Apply CephFS-specific checks + const FSMap &pending_fsmap = mon.mdsmon()->get_pending_fsmap(); + if (pending_fsmap.pool_in_use(base_pool_id)) { + if (base_pool->is_erasure() && !base_pool->allows_ecoverwrites()) { + // If the underlying pool is erasure coded and does not allow EC + // overwrites, we can't permit the removal of the replicated tier that + // CephFS relies on to access it + *ss << "pool '" << base_pool_name << + "' does not allow EC overwrites and is in use by CephFS" + " via its tier"; + *err = -EBUSY; + return false; + } + + if (tier_pool && tier_pool->cache_mode == pg_pool_t::CACHEMODE_WRITEBACK) { + *ss << "pool '" << base_pool_name << "' is in use by CephFS, and this " + "tier is still in use as a writeback cache. Change the cache " + "mode and flush the cache before removing it"; + *err = -EBUSY; + return false; + } + } + + *err = 0; + return true; +} + +int OSDMonitor::_prepare_remove_pool( + int64_t pool, ostream *ss, bool no_fake) +{ + dout(10) << __func__ << " " << pool << dendl; + const pg_pool_t *p = osdmap.get_pg_pool(pool); + int r = _check_remove_pool(pool, *p, ss); + if (r < 0) + return r; + + auto new_pool = pending_inc.new_pools.find(pool); + if (new_pool != pending_inc.new_pools.end()) { + // if there is a problem with the pending info, wait and retry + // this op. + const auto& p = new_pool->second; + int r = _check_remove_pool(pool, p, ss); + if (r < 0) + return -EAGAIN; + } + + if (pending_inc.old_pools.count(pool)) { + dout(10) << __func__ << " " << pool << " already pending removal" + << dendl; + return 0; + } + + if (g_conf()->mon_fake_pool_delete && !no_fake) { + string old_name = osdmap.get_pool_name(pool); + string new_name = old_name + "." + stringify(pool) + ".DELETED"; + dout(1) << __func__ << " faking pool deletion: renaming " << pool << " " + << old_name << " -> " << new_name << dendl; + pending_inc.new_pool_names[pool] = new_name; + return 0; + } + + // remove + pending_inc.old_pools.insert(pool); + + // remove any pg_temp mappings for this pool + for (auto p = osdmap.pg_temp->begin(); + p != osdmap.pg_temp->end(); + ++p) { + if (p->first.pool() == pool) { + dout(10) << __func__ << " " << pool << " removing obsolete pg_temp " + << p->first << dendl; + pending_inc.new_pg_temp[p->first].clear(); + } + } + // remove any primary_temp mappings for this pool + for (auto p = osdmap.primary_temp->begin(); + p != osdmap.primary_temp->end(); + ++p) { + if (p->first.pool() == pool) { + dout(10) << __func__ << " " << pool + << " removing obsolete primary_temp" << p->first << dendl; + pending_inc.new_primary_temp[p->first] = -1; + } + } + // remove any pg_upmap mappings for this pool + for (auto& p : osdmap.pg_upmap) { + if (p.first.pool() == pool) { + dout(10) << __func__ << " " << pool + << " removing obsolete pg_upmap " + << p.first << dendl; + pending_inc.old_pg_upmap.insert(p.first); + } + } + // remove any pending pg_upmap mappings for this pool + { + auto it = pending_inc.new_pg_upmap.begin(); + while (it != pending_inc.new_pg_upmap.end()) { + if (it->first.pool() == pool) { + dout(10) << __func__ << " " << pool + << " removing pending pg_upmap " + << it->first << dendl; + it = pending_inc.new_pg_upmap.erase(it); + } else { + it++; + } + } + } + // remove any pg_upmap_items mappings for this pool + for (auto& p : osdmap.pg_upmap_items) { + if (p.first.pool() == pool) { + dout(10) << __func__ << " " << pool + << " removing obsolete pg_upmap_items " << p.first + << dendl; + pending_inc.old_pg_upmap_items.insert(p.first); + } + } + // remove any pending pg_upmap mappings for this pool + { + auto it = pending_inc.new_pg_upmap_items.begin(); + while (it != pending_inc.new_pg_upmap_items.end()) { + if (it->first.pool() == pool) { + dout(10) << __func__ << " " << pool + << " removing pending pg_upmap_items " + << it->first << dendl; + it = pending_inc.new_pg_upmap_items.erase(it); + } else { + it++; + } + } + } + + // remove any choose_args for this pool + CrushWrapper newcrush; + _get_pending_crush(newcrush); + if (newcrush.have_choose_args(pool)) { + dout(10) << __func__ << " removing choose_args for pool " << pool << dendl; + newcrush.rm_choose_args(pool); + pending_inc.crush.clear(); + newcrush.encode(pending_inc.crush, mon.get_quorum_con_features()); + } + return 0; +} + +int OSDMonitor::_prepare_rename_pool(int64_t pool, string newname) +{ + dout(10) << "_prepare_rename_pool " << pool << dendl; + if (pending_inc.old_pools.count(pool)) { + dout(10) << "_prepare_rename_pool " << pool << " pending removal" << dendl; + return -ENOENT; + } + for (map<int64_t,string>::iterator p = pending_inc.new_pool_names.begin(); + p != pending_inc.new_pool_names.end(); + ++p) { + if (p->second == newname && p->first != pool) { + return -EEXIST; + } + } + + pending_inc.new_pool_names[pool] = newname; + return 0; +} + +bool OSDMonitor::prepare_pool_op_delete(MonOpRequestRef op) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MPoolOp>(); + ostringstream ss; + int ret = _prepare_remove_pool(m->pool, &ss, false); + if (ret == -EAGAIN) { + wait_for_finished_proposal(op, new C_RetryMessage(this, op)); + return true; + } + if (ret < 0) + dout(10) << __func__ << " got " << ret << " " << ss.str() << dendl; + wait_for_finished_proposal(op, new OSDMonitor::C_PoolOp(this, op, ret, + pending_inc.epoch)); + return true; +} + +void OSDMonitor::_pool_op_reply(MonOpRequestRef op, + int ret, epoch_t epoch, bufferlist *blp) +{ + op->mark_osdmon_event(__func__); + auto m = op->get_req<MPoolOp>(); + dout(20) << "_pool_op_reply " << ret << dendl; + MPoolOpReply *reply = new MPoolOpReply(m->fsid, m->get_tid(), + ret, epoch, get_last_committed(), blp); + mon.send_reply(op, reply); +} + +void OSDMonitor::convert_pool_priorities(void) +{ + pool_opts_t::key_t key = pool_opts_t::get_opt_desc("recovery_priority").key; + int64_t max_prio = 0; + int64_t min_prio = 0; + for (const auto &i : osdmap.get_pools()) { + const auto &pool = i.second; + + if (pool.opts.is_set(key)) { + int64_t prio = 0; + pool.opts.get(key, &prio); + if (prio > max_prio) + max_prio = prio; + if (prio < min_prio) + min_prio = prio; + } + } + if (max_prio <= OSD_POOL_PRIORITY_MAX && min_prio >= OSD_POOL_PRIORITY_MIN) { + dout(20) << __func__ << " nothing to fix" << dendl; + return; + } + // Current pool priorities exceeds new maximum + for (const auto &i : osdmap.get_pools()) { + const auto pool_id = i.first; + pg_pool_t pool = i.second; + + int64_t prio = 0; + pool.opts.get(key, &prio); + int64_t n; + + if (prio > 0 && max_prio > OSD_POOL_PRIORITY_MAX) { // Likely scenario + // Scaled priority range 0 to OSD_POOL_PRIORITY_MAX + n = (float)prio / max_prio * OSD_POOL_PRIORITY_MAX; + } else if (prio < 0 && min_prio < OSD_POOL_PRIORITY_MIN) { + // Scaled priority range OSD_POOL_PRIORITY_MIN to 0 + n = (float)prio / min_prio * OSD_POOL_PRIORITY_MIN; + } else { + continue; + } + if (n == 0) { + pool.opts.unset(key); + } else { + pool.opts.set(key, static_cast<int64_t>(n)); + } + dout(10) << __func__ << " pool " << pool_id + << " recovery_priority adjusted " + << prio << " to " << n << dendl; + pool.last_change = pending_inc.epoch; + pending_inc.new_pools[pool_id] = pool; + } +} + +void OSDMonitor::try_enable_stretch_mode_pools(stringstream& ss, bool *okay, + int *errcode, + set<pg_pool_t*>* pools, + const string& new_crush_rule) +{ + dout(20) << __func__ << dendl; + *okay = false; + int new_crush_rule_result = osdmap.crush->get_rule_id(new_crush_rule); + if (new_crush_rule_result < 0) { + ss << "unrecognized crush rule " << new_crush_rule_result; + *errcode = new_crush_rule_result; + return; + } + __u8 new_rule = static_cast<__u8>(new_crush_rule_result); + for (const auto& pooli : osdmap.pools) { + int64_t poolid = pooli.first; + const pg_pool_t *p = &pooli.second; + if (!p->is_replicated()) { + ss << "stretched pools must be replicated; '" << osdmap.pool_name[poolid] << "' is erasure-coded"; + *errcode = -EINVAL; + return; + } + uint8_t default_size = g_conf().get_val<uint64_t>("osd_pool_default_size"); + if ((p->get_size() != default_size || + (p->get_min_size() != g_conf().get_osd_pool_default_min_size(default_size))) && + (p->get_crush_rule() != new_rule)) { + ss << "we currently require stretch mode pools start out with the" + " default size/min_size, which '" << osdmap.pool_name[poolid] << "' does not"; + *errcode = -EINVAL; + return; + } + pg_pool_t *pp = pending_inc.get_new_pool(poolid, p); + // TODO: The part where we unconditionally copy the pools into pending_inc is bad + // the attempt may fail and then we have these pool updates...but they won't do anything + // if there is a failure, so if it's hard to change the interface, no need to bother + pools->insert(pp); + } + *okay = true; + return; +} + +void OSDMonitor::try_enable_stretch_mode(stringstream& ss, bool *okay, + int *errcode, bool commit, + const string& dividing_bucket, + uint32_t bucket_count, + const set<pg_pool_t*>& pools, + const string& new_crush_rule) +{ + dout(20) << __func__ << dendl; + *okay = false; + CrushWrapper crush; + _get_pending_crush(crush); + int dividing_id; + int retval = crush.get_validated_type_id(dividing_bucket, &dividing_id); + if (retval == -1) { + ss << dividing_bucket << " is not a valid crush bucket type"; + *errcode = -ENOENT; + ceph_assert(!commit || retval != -1); + return; + } + vector<int> subtrees; + crush.get_subtree_of_type(dividing_id, &subtrees); + if (subtrees.size() != 2) { + ss << "there are " << subtrees.size() << dividing_bucket + << "'s in the cluster but stretch mode currently only works with 2!"; + *errcode = -EINVAL; + ceph_assert(!commit || subtrees.size() == 2); + return; + } + + int new_crush_rule_result = crush.get_rule_id(new_crush_rule); + if (new_crush_rule_result < 0) { + ss << "unrecognized crush rule " << new_crush_rule; + *errcode = new_crush_rule_result; + ceph_assert(!commit || (new_crush_rule_result > 0)); + return; + } + __u8 new_rule = static_cast<__u8>(new_crush_rule_result); + + int weight1 = crush.get_item_weight(subtrees[0]); + int weight2 = crush.get_item_weight(subtrees[1]); + if (weight1 != weight2) { + // TODO: I'm really not sure this is a good idea? + ss << "the 2 " << dividing_bucket + << "instances in the cluster have differing weights " + << weight1 << " and " << weight2 + <<" but stretch mode currently requires they be the same!"; + *errcode = -EINVAL; + ceph_assert(!commit || (weight1 == weight2)); + return; + } + if (bucket_count != 2) { + ss << "currently we only support 2-site stretch clusters!"; + *errcode = -EINVAL; + ceph_assert(!commit || bucket_count == 2); + return; + } + // TODO: check CRUSH rules for pools so that we are appropriately divided + if (commit) { + for (auto pool : pools) { + pool->crush_rule = new_rule; + pool->peering_crush_bucket_count = bucket_count; + pool->peering_crush_bucket_target = bucket_count; + pool->peering_crush_bucket_barrier = dividing_id; + pool->peering_crush_mandatory_member = CRUSH_ITEM_NONE; + pool->size = g_conf().get_val<uint64_t>("mon_stretch_pool_size"); + pool->min_size = g_conf().get_val<uint64_t>("mon_stretch_pool_min_size"); + } + pending_inc.change_stretch_mode = true; + pending_inc.stretch_mode_enabled = true; + pending_inc.new_stretch_bucket_count = bucket_count; + pending_inc.new_degraded_stretch_mode = 0; + pending_inc.new_stretch_mode_bucket = dividing_id; + } + *okay = true; + return; +} + +bool OSDMonitor::check_for_dead_crush_zones(const map<string,set<string>>& dead_buckets, + set<int> *really_down_buckets, + set<string> *really_down_mons) +{ + dout(20) << __func__ << " with dead mon zones " << dead_buckets << dendl; + ceph_assert(is_readable()); + if (dead_buckets.empty()) return false; + set<int> down_cache; + bool really_down = false; + for (auto dbi : dead_buckets) { + const string& bucket_name = dbi.first; + ceph_assert(osdmap.crush->name_exists(bucket_name)); + int bucket_id = osdmap.crush->get_item_id(bucket_name); + dout(20) << "Checking " << bucket_name << " id " << bucket_id + << " to see if OSDs are also down" << dendl; + bool subtree_down = osdmap.subtree_is_down(bucket_id, &down_cache); + if (subtree_down) { + dout(20) << "subtree is down!" << dendl; + really_down = true; + really_down_buckets->insert(bucket_id); + really_down_mons->insert(dbi.second.begin(), dbi.second.end()); + } + } + dout(10) << "We determined CRUSH buckets " << *really_down_buckets + << " and mons " << *really_down_mons << " are really down" << dendl; + return really_down; +} + +void OSDMonitor::trigger_degraded_stretch_mode(const set<int>& dead_buckets, + const set<string>& live_zones) +{ + dout(20) << __func__ << dendl; + stretch_recovery_triggered.set_from_double(0); // reset this; we can't go clean now! + // update the general OSDMap changes + pending_inc.change_stretch_mode = true; + pending_inc.stretch_mode_enabled = osdmap.stretch_mode_enabled; + pending_inc.new_stretch_bucket_count = osdmap.stretch_bucket_count; + int new_site_count = osdmap.stretch_bucket_count - dead_buckets.size(); + ceph_assert(new_site_count == 1); // stretch count 2! + pending_inc.new_degraded_stretch_mode = new_site_count; + pending_inc.new_recovering_stretch_mode = 0; + pending_inc.new_stretch_mode_bucket = osdmap.stretch_mode_bucket; + + // and then apply them to all the pg_pool_ts + ceph_assert(live_zones.size() == 1); // only support 2 zones now + const string& remaining_site_name = *(live_zones.begin()); + ceph_assert(osdmap.crush->name_exists(remaining_site_name)); + int remaining_site = osdmap.crush->get_item_id(remaining_site_name); + for (auto pgi : osdmap.pools) { + if (pgi.second.peering_crush_bucket_count) { + pg_pool_t& newp = *pending_inc.get_new_pool(pgi.first, &pgi.second); + newp.peering_crush_bucket_count = new_site_count; + newp.peering_crush_mandatory_member = remaining_site; + newp.min_size = pgi.second.min_size / 2; // only support 2 zones now + newp.set_last_force_op_resend(pending_inc.epoch); + } + } + propose_pending(); +} + +void OSDMonitor::trigger_recovery_stretch_mode() +{ + dout(20) << __func__ << dendl; + stretch_recovery_triggered.set_from_double(0); // reset this so we don't go full-active prematurely + pending_inc.change_stretch_mode = true; + pending_inc.stretch_mode_enabled = osdmap.stretch_mode_enabled; + pending_inc.new_stretch_bucket_count = osdmap.stretch_bucket_count; + pending_inc.new_degraded_stretch_mode = osdmap.degraded_stretch_mode; + pending_inc.new_recovering_stretch_mode = 1; + pending_inc.new_stretch_mode_bucket = osdmap.stretch_mode_bucket; + + for (auto pgi : osdmap.pools) { + if (pgi.second.peering_crush_bucket_count) { + pg_pool_t& newp = *pending_inc.get_new_pool(pgi.first, &pgi.second); + newp.set_last_force_op_resend(pending_inc.epoch); + } + } + propose_pending(); +} + +void OSDMonitor::set_degraded_stretch_mode() +{ + stretch_recovery_triggered.set_from_double(0); +} + +void OSDMonitor::set_recovery_stretch_mode() +{ + if (stretch_recovery_triggered.is_zero()) { + stretch_recovery_triggered = ceph_clock_now(); + } +} + +void OSDMonitor::set_healthy_stretch_mode() +{ + stretch_recovery_triggered.set_from_double(0); +} + +void OSDMonitor::notify_new_pg_digest() +{ + dout(20) << __func__ << dendl; + if (!stretch_recovery_triggered.is_zero()) { + try_end_recovery_stretch_mode(false); + } +} + +struct CMonExitRecovery : public Context { + OSDMonitor *m; + bool force; + CMonExitRecovery(OSDMonitor *mon, bool f) : m(mon), force(f) {} + void finish(int r) { + m->try_end_recovery_stretch_mode(force); + } +}; + +void OSDMonitor::try_end_recovery_stretch_mode(bool force) +{ + dout(20) << __func__ << dendl; + if (!mon.is_leader()) return; + if (!mon.is_degraded_stretch_mode()) return; + if (!mon.is_recovering_stretch_mode()) return; + if (!is_readable()) { + wait_for_readable_ctx(new CMonExitRecovery(this, force)); + return; + } + + if (osdmap.recovering_stretch_mode && + ((!stretch_recovery_triggered.is_zero() && + ceph_clock_now() - g_conf().get_val<double>("mon_stretch_recovery_min_wait") > + stretch_recovery_triggered) || + force)) { + if (!mon.mgrstatmon()->is_readable()) { + mon.mgrstatmon()->wait_for_readable_ctx(new CMonExitRecovery(this, force)); + return; + } + const PGMapDigest& pgd = mon.mgrstatmon()->get_digest(); + double misplaced, degraded, inactive, unknown; + pgd.get_recovery_stats(&misplaced, °raded, &inactive, &unknown); + if (force || (degraded == 0.0 && inactive == 0.0 && unknown == 0.0)) { + // we can exit degraded stretch mode! + mon.trigger_healthy_stretch_mode(); + } + } +} + +void OSDMonitor::trigger_healthy_stretch_mode() +{ + ceph_assert(is_writeable()); + stretch_recovery_triggered.set_from_double(0); + pending_inc.change_stretch_mode = true; + pending_inc.stretch_mode_enabled = osdmap.stretch_mode_enabled; + pending_inc.new_stretch_bucket_count = osdmap.stretch_bucket_count; + pending_inc.new_degraded_stretch_mode = 0; // turn off degraded mode... + pending_inc.new_recovering_stretch_mode = 0; //...and recovering mode! + pending_inc.new_stretch_mode_bucket = osdmap.stretch_mode_bucket; + for (auto pgi : osdmap.pools) { + if (pgi.second.peering_crush_bucket_count) { + pg_pool_t& newp = *pending_inc.get_new_pool(pgi.first, &pgi.second); + newp.peering_crush_bucket_count = osdmap.stretch_bucket_count; + newp.peering_crush_mandatory_member = CRUSH_ITEM_NONE; + newp.min_size = g_conf().get_val<uint64_t>("mon_stretch_pool_min_size"); + newp.set_last_force_op_resend(pending_inc.epoch); + } + } + propose_pending(); +} |