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Diffstat (limited to '')
-rw-r--r-- | src/mgr/Mgr.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/src/mgr/Mgr.h b/src/mgr/Mgr.h new file mode 100644 index 000000000..22ebdb680 --- /dev/null +++ b/src/mgr/Mgr.h @@ -0,0 +1,144 @@ +// -*- 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) 2014 John Spray <john.spray@inktank.com> + * + * 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. + */ + +#ifndef CEPH_MGR_H_ +#define CEPH_MGR_H_ + +// Python.h comes first because otherwise it clobbers ceph's assert +#include <Python.h> + +#include "mds/FSMap.h" +#include "messages/MFSMap.h" +#include "msg/Messenger.h" +#include "auth/Auth.h" +#include "common/Finisher.h" +#include "mon/MgrMap.h" + +#include "DaemonServer.h" +#include "PyModuleRegistry.h" + +#include "DaemonState.h" +#include "ClusterState.h" + +class MCommand; +class MMgrDigest; +class MLog; +class MServiceMap; +class Objecter; +class Client; + +class Mgr : public AdminSocketHook { +protected: + MonClient *monc; + Objecter *objecter; + Client *client; + Messenger *client_messenger; + + mutable ceph::mutex lock = ceph::make_mutex("Mgr::lock"); + Finisher finisher; + + // Track receipt of initial data during startup + ceph::condition_variable fs_map_cond; + bool digest_received; + ceph::condition_variable digest_cond; + + PyModuleRegistry *py_module_registry; + DaemonStateIndex daemon_state; + ClusterState cluster_state; + + DaemonServer server; + + LogChannelRef clog; + LogChannelRef audit_clog; + + std::map<std::string, std::string> pre_init_store; + + void load_all_metadata(); + std::map<std::string, std::string> load_store(); + void init(); + + bool initialized; + bool initializing; + +public: + Mgr(MonClient *monc_, const MgrMap& mgrmap, + PyModuleRegistry *py_module_registry_, + Messenger *clientm_, Objecter *objecter_, + Client *client_, LogChannelRef clog_, LogChannelRef audit_clog_); + ~Mgr(); + + bool is_initialized() const {return initialized;} + entity_addrvec_t get_server_addrs() const { + return server.get_myaddrs(); + } + + void handle_mgr_digest(ceph::ref_t<MMgrDigest> m); + void handle_fs_map(ceph::ref_t<MFSMap> m); + void handle_osd_map(); + void handle_log(ceph::ref_t<MLog> m); + void handle_service_map(ceph::ref_t<MServiceMap> m); + void handle_mon_map(); + + bool got_mgr_map(const MgrMap& m); + + bool ms_dispatch2(const ceph::ref_t<Message>& m); + + void background_init(Context *completion); + void shutdown(); + + void handle_signal(int signum); + + std::map<std::string, std::string> get_services() const; + + int call( + std::string_view command, + const cmdmap_t& cmdmap, + const bufferlist& inbl, + Formatter *f, + std::ostream& errss, + ceph::buffer::list& out) override; +}; + +/** + * Context for completion of metadata mon commands: take + * the result and stash it in DaemonStateIndex + */ +class MetadataUpdate : public Context +{ + +private: + DaemonStateIndex &daemon_state; + DaemonKey key; + + std::map<std::string, std::string> defaults; + +public: + bufferlist outbl; + std::string outs; + + MetadataUpdate(DaemonStateIndex &daemon_state_, const DaemonKey &key_) + : daemon_state(daemon_state_), key(key_) + { + daemon_state.notify_updating(key); + } + + void set_default(const std::string &k, const std::string &v) + { + defaults[k] = v; + } + + void finish(int r) override; +}; + + +#endif |