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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) 2004-2012 Sage Weil <sage@newdream.net>
*
* 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_LIBRADOS_RADOSCLIENT_H
#define CEPH_LIBRADOS_RADOSCLIENT_H
#include "common/Cond.h"
#include "common/Mutex.h"
#include "common/Timer.h"
#include "include/rados/librados.h"
#include "include/rados/librados.hpp"
#include "mon/MonClient.h"
#include "msg/Dispatcher.h"
#include "osd/OSDMap.h"
#include "IoCtxImpl.h"
class AuthAuthorizer;
class CephContext;
class Connection;
struct md_config_t;
class Message;
class MWatchNotify;
class SimpleMessenger;
class librados::RadosClient : public Dispatcher
{
public:
CephContext *cct;
md_config_t *conf;
private:
enum {
DISCONNECTED,
CONNECTING,
CONNECTED,
} state;
OSDMap osdmap;
MonClient monclient;
SimpleMessenger *messenger;
bool _dispatch(Message *m);
bool ms_dispatch(Message *m);
bool ms_get_authorizer(int dest_type, AuthAuthorizer **authorizer, bool force_new);
void ms_handle_connect(Connection *con);
bool ms_handle_reset(Connection *con);
void ms_handle_remote_reset(Connection *con);
Objecter *objecter;
Mutex lock;
Cond cond;
SafeTimer timer;
int refcnt;
public:
Finisher finisher;
RadosClient(CephContext *cct_);
~RadosClient();
int connect();
void shutdown();
uint64_t get_instance_id();
int create_ioctx(const char *name, IoCtxImpl **io);
int get_fsid(std::string *s);
int64_t lookup_pool(const char *name);
const char *get_pool_name(int64_t pool_id);
int pool_get_auid(uint64_t pool_id, unsigned long long *auid);
int pool_get_name(uint64_t pool_id, std::string *auid);
int pool_list(std::list<string>& ls);
int get_pool_stats(std::list<string>& ls, map<string,::pool_stat_t>& result);
int get_fs_stats(ceph_statfs& result);
int pool_create(string& name, unsigned long long auid=0, __u8 crush_rule=0);
int pool_create_async(string& name, PoolAsyncCompletionImpl *c, unsigned long long auid=0,
__u8 crush_rule=0);
int pool_delete(const char *name);
int pool_delete_async(const char *name, PoolAsyncCompletionImpl *c);
// watch/notify
uint64_t max_watch_cookie;
map<uint64_t, librados::WatchContext *> watchers;
void register_watcher(librados::WatchContext *wc, uint64_t *cookie);
void unregister_watcher(uint64_t cookie);
void watch_notify(MWatchNotify *m);
void get();
bool put();
};
#endif
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