1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 * Ceph - scalable distributed file system
6 * Copyright (C) 2004-2012 Sage Weil <sage@newdream.net>
8 * This is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License version 2.1, as published by the Free Software
11 * Foundation. See file COPYING.
14 #ifndef CEPH_LIBRADOS_RADOSCLIENT_H
15 #define CEPH_LIBRADOS_RADOSCLIENT_H
17 #include "common/Cond.h"
18 #include "common/Mutex.h"
19 #include "common/RWLock.h"
20 #include "common/Timer.h"
21 #include "include/rados/librados.h"
22 #include "include/rados/librados.hpp"
23 #include "mon/MonClient.h"
24 #include "mgr/MgrClient.h"
25 #include "msg/Dispatcher.h"
27 #include "IoCtxImpl.h"
29 struct AuthAuthorizer;
37 class AioCompletionImpl;
39 class librados::RadosClient : public Dispatcher
41 std::unique_ptr<CephContext,
42 std::function<void(CephContext*)> > cct_deleter;
45 using Dispatcher::cct;
60 bool _dispatch(Message *m);
61 bool ms_dispatch(Message *m) override;
63 bool ms_get_authorizer(int dest_type, AuthAuthorizer **authorizer, bool force_new) override;
64 void ms_handle_connect(Connection *con) override;
65 bool ms_handle_reset(Connection *con) override;
66 void ms_handle_remote_reset(Connection *con) override;
67 bool ms_handle_refused(Connection *con) override;
76 version_t log_last_version;
77 rados_log_callback_t log_cb;
78 rados_log_callback2_t log_cb2;
82 bool service_daemon = false;
83 string daemon_name, service_name;
84 map<string,string> daemon_metadata;
86 int wait_for_osdmap();
91 explicit RadosClient(CephContext *cct_);
92 ~RadosClient() override;
93 int ping_monitor(string mon_id, string *result);
98 int async_watch_flush(AioCompletionImpl *c);
100 uint64_t get_instance_id();
102 int wait_for_latest_osdmap();
104 int create_ioctx(const char *name, IoCtxImpl **io);
105 int create_ioctx(int64_t, IoCtxImpl **io);
107 int get_fsid(std::string *s);
108 int64_t lookup_pool(const char *name);
109 bool pool_requires_alignment(int64_t pool_id);
110 int pool_requires_alignment2(int64_t pool_id, bool *requires);
111 uint64_t pool_required_alignment(int64_t pool_id);
112 int pool_required_alignment2(int64_t pool_id, uint64_t *alignment);
113 int pool_get_auid(uint64_t pool_id, unsigned long long *auid);
114 int pool_get_name(uint64_t pool_id, std::string *auid);
116 int pool_list(std::list<std::pair<int64_t, string> >& ls);
117 int get_pool_stats(std::list<string>& ls, map<string,::pool_stat_t>& result);
118 int get_fs_stats(ceph_statfs& result);
119 bool get_pool_is_selfmanaged_snaps_mode(const std::string& pool);
122 -1 was set as the default value and monitor will pickup the right crush rule with below order:
123 a) osd pool default crush replicated ruleset
124 b) the first ruleset in crush ruleset
125 c) error out if no value find
127 int pool_create(string& name, unsigned long long auid=0, int16_t crush_rule=-1);
128 int pool_create_async(string& name, PoolAsyncCompletionImpl *c, unsigned long long auid=0,
129 int16_t crush_rule=-1);
130 int pool_get_base_tier(int64_t pool_id, int64_t* base_tier);
131 int pool_delete(const char *name);
133 int pool_delete_async(const char *name, PoolAsyncCompletionImpl *c);
135 int blacklist_add(const string& client_address, uint32_t expire_seconds);
137 int mon_command(const vector<string>& cmd, const bufferlist &inbl,
138 bufferlist *outbl, string *outs);
139 void mon_command_async(const vector<string>& cmd, const bufferlist &inbl,
140 bufferlist *outbl, string *outs, Context *on_finish);
141 int mon_command(int rank,
142 const vector<string>& cmd, const bufferlist &inbl,
143 bufferlist *outbl, string *outs);
144 int mon_command(string name,
145 const vector<string>& cmd, const bufferlist &inbl,
146 bufferlist *outbl, string *outs);
147 int mgr_command(const vector<string>& cmd, const bufferlist &inbl,
148 bufferlist *outbl, string *outs);
149 int osd_command(int osd, vector<string>& cmd, const bufferlist& inbl,
150 bufferlist *poutbl, string *prs);
151 int pg_command(pg_t pgid, vector<string>& cmd, const bufferlist& inbl,
152 bufferlist *poutbl, string *prs);
154 void handle_log(MLog *m);
155 int monitor_log(const string& level, rados_log_callback_t cb,
156 rados_log_callback2_t cb2, void *arg);
160 void blacklist_self(bool set);
162 int service_daemon_register(
163 const std::string& service, ///< service name (e.g., 'rgw')
164 const std::string& name, ///< daemon name (e.g., 'gwfoo')
165 const std::map<std::string,std::string>& metadata); ///< static metadata about daemon
166 int service_daemon_update_status(
167 const std::map<std::string,std::string>& status);
169 mon_feature_t get_required_monitor_features() const;