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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
commit483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch)
treee5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/crimson/osd/osd.h
parentInitial commit. (diff)
downloadceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.tar.xz
ceph-483eb2f56657e8e7f419ab1a4fab8dce9ade8609.zip
Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/crimson/osd/osd.h')
-rw-r--r--src/crimson/osd/osd.h125
1 files changed, 125 insertions, 0 deletions
diff --git a/src/crimson/osd/osd.h b/src/crimson/osd/osd.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#pragma once
+
+#include <map>
+#include <seastar/core/future.hh>
+#include <seastar/core/gate.hh>
+#include <seastar/core/shared_ptr.hh>
+#include <seastar/core/timer.hh>
+
+#include "crimson/common/simple_lru.h"
+#include "crimson/common/shared_lru.h"
+#include "crimson/mon/MonClient.h"
+#include "crimson/net/Dispatcher.h"
+#include "crimson/osd/chained_dispatchers.h"
+#include "crimson/osd/osdmap_service.h"
+#include "crimson/osd/state.h"
+
+#include "osd/OSDMap.h"
+
+class MOSDMap;
+class OSDMap;
+class OSDMeta;
+class PG;
+class Heartbeat;
+
+namespace ceph::net {
+ class Messenger;
+}
+
+namespace ceph::os {
+ class CyanStore;
+ struct Collection;
+ class Transaction;
+}
+
+template<typename T> using Ref = boost::intrusive_ptr<T>;
+
+class OSD : public ceph::net::Dispatcher,
+ private OSDMapService {
+ seastar::gate gate;
+ const int whoami;
+ const uint32_t nonce;
+ seastar::timer<seastar::lowres_clock> beacon_timer;
+ // talk with osd
+ ceph::net::Messenger* cluster_msgr = nullptr;
+ // talk with client/mon/mgr
+ ceph::net::Messenger* public_msgr = nullptr;
+ ChainedDispatchers dispatchers;
+ std::unique_ptr<ceph::mon::Client> monc;
+
+ std::unique_ptr<Heartbeat> heartbeat;
+ seastar::timer<seastar::lowres_clock> heartbeat_timer;
+
+ SharedLRU<epoch_t, OSDMap> osdmaps;
+ SimpleLRU<epoch_t, bufferlist, false> map_bl_cache;
+ cached_map_t osdmap;
+ // TODO: use a wrapper for ObjectStore
+ std::unique_ptr<ceph::os::CyanStore> store;
+ std::unique_ptr<OSDMeta> meta_coll;
+
+ std::unordered_map<spg_t, Ref<PG>> pgs;
+ OSDState state;
+
+ /// _first_ epoch we were marked up (after this process started)
+ epoch_t boot_epoch = 0;
+ /// _most_recent_ epoch we were marked up
+ epoch_t up_epoch = 0;
+ //< epoch we last did a bind to new ip:ports
+ epoch_t bind_epoch = 0;
+ //< since when there is no more pending pg creates from mon
+ epoch_t last_pg_create_epoch = 0;
+
+ OSDSuperblock superblock;
+
+ // Dispatcher methods
+ seastar::future<> ms_dispatch(ceph::net::ConnectionRef conn, MessageRef m) override;
+ seastar::future<> ms_handle_connect(ceph::net::ConnectionRef conn) override;
+ seastar::future<> ms_handle_reset(ceph::net::ConnectionRef conn) override;
+ seastar::future<> ms_handle_remote_reset(ceph::net::ConnectionRef conn) override;
+
+public:
+ OSD(int id, uint32_t nonce);
+ ~OSD() override;
+
+ seastar::future<> mkfs(uuid_d fsid);
+
+ seastar::future<> start();
+ seastar::future<> stop();
+
+private:
+ seastar::future<> start_boot();
+ seastar::future<> _preboot(version_t oldest_osdmap, version_t newest_osdmap);
+ seastar::future<> _send_boot();
+
+ seastar::future<Ref<PG>> load_pg(spg_t pgid);
+ seastar::future<> load_pgs();
+
+ // OSDMapService methods
+ seastar::future<cached_map_t> get_map(epoch_t e) override;
+ cached_map_t get_map() const override;
+
+ seastar::future<bufferlist> load_map_bl(epoch_t e);
+ void store_map_bl(ceph::os::Transaction& t,
+ epoch_t e, bufferlist&& bl);
+ seastar::future<> store_maps(ceph::os::Transaction& t,
+ epoch_t start, Ref<MOSDMap> m);
+ seastar::future<> osdmap_subscribe(version_t epoch, bool force_request);
+
+ void write_superblock(ceph::os::Transaction& t);
+ seastar::future<> read_superblock();
+
+ seastar::future<> handle_osd_map(ceph::net::ConnectionRef conn,
+ Ref<MOSDMap> m);
+ seastar::future<> committed_osd_maps(version_t first,
+ version_t last,
+ Ref<MOSDMap> m);
+ bool should_restart() const;
+ seastar::future<> restart();
+ seastar::future<> shutdown();
+
+ seastar::future<> send_beacon();
+ void update_heartbeat_peers();
+};