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-rw-r--r--src/tools/ceph_osdomap_tool.cc211
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diff --git a/src/tools/ceph_osdomap_tool.cc b/src/tools/ceph_osdomap_tool.cc
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+// -*- 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) 2012 Inktank, Inc.
+*
+* This is free software; you can redistribute it and/or
+* modify it under the terms of the GNU Lesser General Public
+* License kkjversion 2.1, as published by the Free Software
+* Foundation. See file COPYING.
+*/
+#include <boost/program_options/variables_map.hpp>
+#include <boost/program_options/parsers.hpp>
+
+#include <stdlib.h>
+#include <string>
+
+#include "common/errno.h"
+#include "global/global_init.h"
+
+#include "os/filestore/DBObjectMap.h"
+#include "kv/KeyValueDB.h"
+
+namespace po = boost::program_options;
+
+int main(int argc, char **argv) {
+ po::options_description desc("Allowed options");
+ string store_path, cmd, oid, backend;
+ bool debug = false;
+ desc.add_options()
+ ("help", "produce help message")
+ ("omap-path", po::value<string>(&store_path),
+ "path to omap directory, mandatory (current/omap usually)")
+ ("paranoid", "use paranoid checking")
+ ("debug", "Additional debug output from DBObjectMap")
+ ("oid", po::value<string>(&oid), "Restrict to this object id when dumping objects")
+ ("command", po::value<string>(&cmd),
+ "command arg is one of [dump-raw-keys, dump-raw-key-vals, dump-objects, dump-objects-with-keys, check, dump-headers, repair, compact], mandatory")
+ ("backend", po::value<string>(&backend),
+ "DB backend (default rocksdb)")
+ ;
+ po::positional_options_description p;
+ p.add("command", 1);
+
+ vector<string> ceph_option_strings;
+ po::variables_map vm;
+ try {
+ po::parsed_options parsed =
+ po::command_line_parser(argc, argv).options(desc).positional(p).allow_unregistered().run();
+ po::store(
+ parsed,
+ vm);
+ po::notify(vm);
+
+ ceph_option_strings = po::collect_unrecognized(parsed.options,
+ po::include_positional);
+ } catch(po::error &e) {
+ std::cerr << e.what() << std::endl;
+ return 1;
+ }
+
+ vector<const char *> ceph_options;
+ ceph_options.reserve(ceph_option_strings.size());
+ for (vector<string>::iterator i = ceph_option_strings.begin();
+ i != ceph_option_strings.end();
+ ++i) {
+ ceph_options.push_back(i->c_str());
+ }
+
+ if (vm.count("debug")) debug = true;
+
+ if (vm.count("help")) {
+ std::cerr << desc << std::endl;
+ return 1;
+ }
+
+ auto cct = global_init(
+ NULL, ceph_options, CEPH_ENTITY_TYPE_OSD,
+ CODE_ENVIRONMENT_UTILITY_NODOUT, 0);
+ common_init_finish(g_ceph_context);
+ cct->_conf.apply_changes(nullptr);
+ if (debug) {
+ g_conf().set_val_or_die("log_to_stderr", "true");
+ g_conf().set_val_or_die("err_to_stderr", "true");
+ }
+ g_conf().apply_changes(nullptr);
+
+ if (vm.count("omap-path") == 0) {
+ std::cerr << "Required argument --omap-path" << std::endl;
+ return 1;
+ }
+
+ if (vm.count("command") == 0) {
+ std::cerr << "Required argument --command" << std::endl;
+ return 1;
+ }
+
+ if (vm.count("backend") == 0) {
+ backend = "rocksdb";
+ }
+
+ KeyValueDB* store(KeyValueDB::create(g_ceph_context, backend, store_path));
+ if (store == NULL) {
+ std::cerr << "Invalid backend '" << backend << "' specified" << std::endl;
+ return 1;
+ }
+ /*if (vm.count("paranoid")) {
+ std::cerr << "Enabling paranoid checks" << std::endl;
+ store->options.paranoid_checks = true;
+ }*/
+ DBObjectMap omap(cct.get(), store);
+ stringstream out;
+ int r = store->open(out);
+ if (r < 0) {
+ std::cerr << "Store open got: " << cpp_strerror(r) << std::endl;
+ std::cerr << "Output: " << out.str() << std::endl;
+ return r;
+ }
+ // We don't call omap.init() here because it will repair
+ // the DBObjectMap which we might want to examine for diagnostic
+ // reasons. Instead use --command repair.
+
+ omap.get_state();
+ std::cout << "Version: " << (int)omap.state.v << std::endl;
+ std::cout << "Seq: " << omap.state.seq << std::endl;
+ std::cout << "legacy: " << (omap.state.legacy ? "true" : "false") << std::endl;
+
+ if (cmd == "dump-raw-keys") {
+ KeyValueDB::WholeSpaceIterator i = store->get_wholespace_iterator();
+ for (i->seek_to_first(); i->valid(); i->next()) {
+ std::cout << i->raw_key() << std::endl;
+ }
+ return 0;
+ } else if (cmd == "dump-raw-key-vals") {
+ KeyValueDB::WholeSpaceIterator i = store->get_wholespace_iterator();
+ for (i->seek_to_first(); i->valid(); i->next()) {
+ std::cout << i->raw_key() << std::endl;
+ i->value().hexdump(std::cout);
+ }
+ return 0;
+ } else if (cmd == "dump-objects") {
+ vector<ghobject_t> objects;
+ r = omap.list_objects(&objects);
+ if (r < 0) {
+ std::cerr << "list_objects got: " << cpp_strerror(r) << std::endl;
+ return r;
+ }
+ for (vector<ghobject_t>::iterator i = objects.begin();
+ i != objects.end();
+ ++i) {
+ if (vm.count("oid") != 0 && i->hobj.oid.name != oid)
+ continue;
+ std::cout << *i << std::endl;
+ }
+ return 0;
+ } else if (cmd == "dump-objects-with-keys") {
+ vector<ghobject_t> objects;
+ r = omap.list_objects(&objects);
+ if (r < 0) {
+ std::cerr << "list_objects got: " << cpp_strerror(r) << std::endl;
+ return r;
+ }
+ for (vector<ghobject_t>::iterator i = objects.begin();
+ i != objects.end();
+ ++i) {
+ if (vm.count("oid") != 0 && i->hobj.oid.name != oid)
+ continue;
+ std::cout << "Object: " << *i << std::endl;
+ ObjectMap::ObjectMapIterator j = omap.get_iterator(ghobject_t(i->hobj));
+ for (j->seek_to_first(); j->valid(); j->next()) {
+ std::cout << j->key() << std::endl;
+ j->value().hexdump(std::cout);
+ }
+ }
+ return 0;
+ } else if (cmd == "check" || cmd == "repair") {
+ ostringstream ss;
+ bool repair = (cmd == "repair");
+ r = omap.check(ss, repair, true);
+ if (r) {
+ std::cerr << ss.str() << std::endl;
+ if (r > 0) {
+ std::cerr << "check got " << r << " error(s)" << std::endl;
+ return 1;
+ }
+ }
+ std::cout << (repair ? "repair" : "check") << " succeeded" << std::endl;
+ return 0;
+ } else if (cmd == "dump-headers") {
+ vector<DBObjectMap::_Header> headers;
+ r = omap.list_object_headers(&headers);
+ if (r < 0) {
+ std::cerr << "list_object_headers got: " << cpp_strerror(r) << std::endl;
+ return 1;
+ }
+ for (auto i : headers)
+ std::cout << i << std::endl;
+ return 0;
+ } else if (cmd == "resetv2") {
+ omap.state.v = 2;
+ omap.state.legacy = false;
+ omap.set_state();
+ } else if (cmd == "compact") {
+ omap.compact();
+ return 0;
+ } else {
+ std::cerr << "Did not recognize command " << cmd << std::endl;
+ return 1;
+ }
+}
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