+++ /dev/null
-// -*- 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.
- *
- */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#include <iostream>
-#include <string>
-#include <sstream>
-#include <pthread.h>
-#include <errno.h>
-
-#include "common/ceph_context.h"
-#include "common/config.h"
-#include "common/common_init.h"
-#include "common/errno.h"
-#include "include/buffer.h"
-#include "include/stringify.h"
-#include "include/util.h"
-
-#include "messages/MLog.h"
-#include "msg/Messenger.h"
-
-// needed for static_cast
-#include "messages/PaxosServiceMessage.h"
-#include "messages/MPoolOpReply.h"
-#include "messages/MStatfsReply.h"
-#include "messages/MGetPoolStatsReply.h"
-#include "messages/MOSDOpReply.h"
-#include "messages/MOSDMap.h"
-#include "messages/MCommandReply.h"
-
-#include "AioCompletionImpl.h"
-#include "IoCtxImpl.h"
-#include "PoolAsyncCompletionImpl.h"
-#include "RadosClient.h"
-
-#include "include/assert.h"
-#include "common/EventTrace.h"
-
-#define dout_subsys ceph_subsys_rados
-#undef dout_prefix
-#define dout_prefix *_dout << "librados: "
-
-bool librados::RadosClient::ms_get_authorizer(int dest_type,
- AuthAuthorizer **authorizer,
- bool force_new) {
- //ldout(cct, 0) << "RadosClient::ms_get_authorizer type=" << dest_type << dendl;
- /* monitor authorization is being handled on different layer */
- if (dest_type == CEPH_ENTITY_TYPE_MON)
- return true;
- *authorizer = monclient.build_authorizer(dest_type);
- return *authorizer != NULL;
-}
-
-librados::RadosClient::RadosClient(CephContext *cct_)
- : Dispatcher(cct_->get()),
- cct_deleter{cct_, [](CephContext *p) {p->put();}},
- conf(cct_->_conf),
- state(DISCONNECTED),
- monclient(cct_),
- mgrclient(cct_, nullptr),
- messenger(NULL),
- instance_id(0),
- objecter(NULL),
- lock("librados::RadosClient::lock"),
- timer(cct, lock),
- refcnt(1),
- log_last_version(0), log_cb(NULL), log_cb2(NULL), log_cb_arg(NULL),
- finisher(cct, "radosclient", "fn-radosclient")
-{
-}
-
-int64_t librados::RadosClient::lookup_pool(const char *name)
-{
- int r = wait_for_osdmap();
- if (r < 0) {
- return r;
- }
-
- int64_t ret = objecter->with_osdmap(std::mem_fn(&OSDMap::lookup_pg_pool_name),
- name);
- if (-ENOENT == ret) {
- // Make sure we have the latest map
- int r = wait_for_latest_osdmap();
- if (r < 0)
- return r;
- ret = objecter->with_osdmap(std::mem_fn(&OSDMap::lookup_pg_pool_name),
- name);
- }
-
- return ret;
-}
-
-bool librados::RadosClient::pool_requires_alignment(int64_t pool_id)
-{
- bool requires;
- int r = pool_requires_alignment2(pool_id, &requires);
- if (r < 0) {
- // Cast answer to false, this is a little bit problematic
- // since we really don't know the answer yet, say.
- return false;
- }
-
- return requires;
-}
-
-// a safer version of pool_requires_alignment
-int librados::RadosClient::pool_requires_alignment2(int64_t pool_id,
- bool *requires)
-{
- if (!requires)
- return -EINVAL;
-
- int r = wait_for_osdmap();
- if (r < 0) {
- return r;
- }
-
- return objecter->with_osdmap([requires, pool_id](const OSDMap& o) {
- if (!o.have_pg_pool(pool_id)) {
- return -ENOENT;
- }
- *requires = o.get_pg_pool(pool_id)->requires_aligned_append();
- return 0;
- });
-}
-
-uint64_t librados::RadosClient::pool_required_alignment(int64_t pool_id)
-{
- uint64_t alignment;
- int r = pool_required_alignment2(pool_id, &alignment);
- if (r < 0) {
- return 0;
- }
-
- return alignment;
-}
-
-// a safer version of pool_required_alignment
-int librados::RadosClient::pool_required_alignment2(int64_t pool_id,
- uint64_t *alignment)
-{
- if (!alignment)
- return -EINVAL;
-
- int r = wait_for_osdmap();
- if (r < 0) {
- return r;
- }
-
- return objecter->with_osdmap([alignment, pool_id](const OSDMap &o) {
- if (!o.have_pg_pool(pool_id)) {
- return -ENOENT;
- }
- *alignment = o.get_pg_pool(pool_id)->required_alignment();
- return 0;
- });
-}
-
-int librados::RadosClient::pool_get_auid(uint64_t pool_id,
- unsigned long long *auid)
-{
- int r = wait_for_osdmap();
- if (r < 0)
- return r;
- objecter->with_osdmap([&](const OSDMap& o) {
- const pg_pool_t *pg = o.get_pg_pool(pool_id);
- if (!pg) {
- r = -ENOENT;
- } else {
- r = 0;
- *auid = pg->auid;
- }
- });
- return r;
-}
-
-int librados::RadosClient::pool_get_name(uint64_t pool_id, std::string *s)
-{
- int r = wait_for_osdmap();
- if (r < 0)
- return r;
- objecter->with_osdmap([&](const OSDMap& o) {
- if (!o.have_pg_pool(pool_id)) {
- r = -ENOENT;
- } else {
- r = 0;
- *s = o.get_pool_name(pool_id);
- }
- });
- return r;
-}
-
-int librados::RadosClient::get_fsid(std::string *s)
-{
- if (!s)
- return -EINVAL;
- Mutex::Locker l(lock);
- ostringstream oss;
- oss << monclient.get_fsid();
- *s = oss.str();
- return 0;
-}
-
-int librados::RadosClient::ping_monitor(const string mon_id, string *result)
-{
- int err = 0;
- /* If we haven't yet connected, we have no way of telling whether we
- * already built monc's initial monmap. IF we are in CONNECTED state,
- * then it is safe to assume that we went through connect(), which does
- * build a monmap.
- */
- if (state != CONNECTED) {
- ldout(cct, 10) << __func__ << " build monmap" << dendl;
- err = monclient.build_initial_monmap();
- }
- if (err < 0) {
- return err;
- }
-
- err = monclient.ping_monitor(mon_id, result);
- return err;
-}
-
-int librados::RadosClient::connect()
-{
- common_init_finish(cct);
-
- int err;
-
- // already connected?
- if (state == CONNECTING)
- return -EINPROGRESS;
- if (state == CONNECTED)
- return -EISCONN;
- state = CONNECTING;
-
- // get monmap
- err = monclient.build_initial_monmap();
- if (err < 0)
- goto out;
-
- err = -ENOMEM;
- messenger = Messenger::create_client_messenger(cct, "radosclient");
- if (!messenger)
- goto out;
-
- // require OSDREPLYMUX feature. this means we will fail to talk to
- // old servers. this is necessary because otherwise we won't know
- // how to decompose the reply data into its constituent pieces.
- messenger->set_default_policy(Messenger::Policy::lossy_client(CEPH_FEATURE_OSDREPLYMUX));
-
- ldout(cct, 1) << "starting msgr at " << messenger->get_myaddr() << dendl;
-
- ldout(cct, 1) << "starting objecter" << dendl;
-
- objecter = new (std::nothrow) Objecter(cct, messenger, &monclient,
- &finisher,
- cct->_conf->rados_mon_op_timeout,
- cct->_conf->rados_osd_op_timeout);
- if (!objecter)
- goto out;
- objecter->set_balanced_budget();
-
- monclient.set_messenger(messenger);
- mgrclient.set_messenger(messenger);
-
- objecter->init();
- messenger->add_dispatcher_head(&mgrclient);
- messenger->add_dispatcher_tail(objecter);
- messenger->add_dispatcher_tail(this);
-
- messenger->start();
-
- ldout(cct, 1) << "setting wanted keys" << dendl;
- monclient.set_want_keys(
- CEPH_ENTITY_TYPE_MON | CEPH_ENTITY_TYPE_OSD | CEPH_ENTITY_TYPE_MGR);
- ldout(cct, 1) << "calling monclient init" << dendl;
- err = monclient.init();
- if (err) {
- ldout(cct, 0) << conf->name << " initialization error " << cpp_strerror(-err) << dendl;
- shutdown();
- goto out;
- }
-
- err = monclient.authenticate(conf->client_mount_timeout);
- if (err) {
- ldout(cct, 0) << conf->name << " authentication error " << cpp_strerror(-err) << dendl;
- shutdown();
- goto out;
- }
- messenger->set_myname(entity_name_t::CLIENT(monclient.get_global_id()));
-
- // MgrClient needs this (it doesn't have MonClient reference itself)
- monclient.sub_want("mgrmap", 0, 0);
- monclient.renew_subs();
-
- if (service_daemon) {
- ldout(cct, 10) << __func__ << " registering as " << service_name << "."
- << daemon_name << dendl;
- mgrclient.service_daemon_register(service_name, daemon_name,
- daemon_metadata);
- }
- mgrclient.init();
-
- objecter->set_client_incarnation(0);
- objecter->start();
- lock.Lock();
-
- timer.init();
-
- finisher.start();
-
- state = CONNECTED;
- instance_id = monclient.get_global_id();
-
- lock.Unlock();
-
- ldout(cct, 1) << "init done" << dendl;
- err = 0;
-
- out:
- if (err) {
- state = DISCONNECTED;
-
- if (objecter) {
- delete objecter;
- objecter = NULL;
- }
- if (messenger) {
- delete messenger;
- messenger = NULL;
- }
- }
-
- return err;
-}
-
-void librados::RadosClient::shutdown()
-{
- lock.Lock();
- if (state == DISCONNECTED) {
- lock.Unlock();
- return;
- }
-
- bool need_objecter = false;
- if (objecter && objecter->initialized) {
- need_objecter = true;
- }
-
- if (state == CONNECTED) {
- if (need_objecter) {
- // make sure watch callbacks are flushed
- watch_flush();
- }
- finisher.wait_for_empty();
- finisher.stop();
- }
- state = DISCONNECTED;
- instance_id = 0;
- timer.shutdown(); // will drop+retake lock
- lock.Unlock();
- if (need_objecter) {
- objecter->shutdown();
- }
- mgrclient.shutdown();
-
- monclient.shutdown();
- if (messenger) {
- messenger->shutdown();
- messenger->wait();
- }
- ldout(cct, 1) << "shutdown" << dendl;
-}
-
-int librados::RadosClient::watch_flush()
-{
- ldout(cct, 10) << __func__ << " enter" << dendl;
- Mutex mylock("RadosClient::watch_flush::mylock");
- Cond cond;
- bool done;
- objecter->linger_callback_flush(new C_SafeCond(&mylock, &cond, &done));
-
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
-
- ldout(cct, 10) << __func__ << " exit" << dendl;
- return 0;
-}
-
-struct C_aio_watch_flush_Complete : public Context {
- librados::RadosClient *client;
- librados::AioCompletionImpl *c;
-
- C_aio_watch_flush_Complete(librados::RadosClient *_client, librados::AioCompletionImpl *_c)
- : client(_client), c(_c) {
- c->get();
- }
-
- void finish(int r) override {
- c->lock.Lock();
- c->rval = r;
- c->complete = true;
- c->cond.Signal();
-
- if (c->callback_complete ||
- c->callback_safe) {
- client->finisher.queue(new librados::C_AioComplete(c));
- }
- c->put_unlock();
- }
-};
-
-int librados::RadosClient::async_watch_flush(AioCompletionImpl *c)
-{
- ldout(cct, 10) << __func__ << " enter" << dendl;
- Context *oncomplete = new C_aio_watch_flush_Complete(this, c);
- objecter->linger_callback_flush(oncomplete);
- ldout(cct, 10) << __func__ << " exit" << dendl;
- return 0;
-}
-
-uint64_t librados::RadosClient::get_instance_id()
-{
- return instance_id;
-}
-
-librados::RadosClient::~RadosClient()
-{
- if (messenger)
- delete messenger;
- if (objecter)
- delete objecter;
- cct = NULL;
-}
-
-int librados::RadosClient::create_ioctx(const char *name, IoCtxImpl **io)
-{
- int64_t poolid = lookup_pool(name);
- if (poolid < 0) {
- return (int)poolid;
- }
-
- *io = new librados::IoCtxImpl(this, objecter, poolid, CEPH_NOSNAP);
- return 0;
-}
-
-int librados::RadosClient::create_ioctx(int64_t pool_id, IoCtxImpl **io)
-{
- *io = new librados::IoCtxImpl(this, objecter, pool_id, CEPH_NOSNAP);
- return 0;
-}
-
-bool librados::RadosClient::ms_dispatch(Message *m)
-{
- bool ret;
-
- Mutex::Locker l(lock);
- if (state == DISCONNECTED) {
- ldout(cct, 10) << "disconnected, discarding " << *m << dendl;
- m->put();
- ret = true;
- } else {
- ret = _dispatch(m);
- }
- return ret;
-}
-
-void librados::RadosClient::ms_handle_connect(Connection *con)
-{
-}
-
-bool librados::RadosClient::ms_handle_reset(Connection *con)
-{
- return false;
-}
-
-void librados::RadosClient::ms_handle_remote_reset(Connection *con)
-{
-}
-
-bool librados::RadosClient::ms_handle_refused(Connection *con)
-{
- return false;
-}
-
-bool librados::RadosClient::_dispatch(Message *m)
-{
- assert(lock.is_locked());
- switch (m->get_type()) {
- // OSD
- case CEPH_MSG_OSD_MAP:
- cond.Signal();
- m->put();
- break;
-
- case CEPH_MSG_MDS_MAP:
- m->put();
- break;
-
- case MSG_LOG:
- handle_log(static_cast<MLog *>(m));
- break;
-
- default:
- return false;
- }
-
- return true;
-}
-
-
-int librados::RadosClient::wait_for_osdmap()
-{
- assert(!lock.is_locked_by_me());
-
- if (state != CONNECTED) {
- return -ENOTCONN;
- }
-
- bool need_map = false;
- objecter->with_osdmap([&](const OSDMap& o) {
- if (o.get_epoch() == 0) {
- need_map = true;
- }
- });
-
- if (need_map) {
- Mutex::Locker l(lock);
-
- utime_t timeout;
- if (cct->_conf->rados_mon_op_timeout > 0)
- timeout.set_from_double(cct->_conf->rados_mon_op_timeout);
-
- if (objecter->with_osdmap(std::mem_fn(&OSDMap::get_epoch)) == 0) {
- ldout(cct, 10) << __func__ << " waiting" << dendl;
- utime_t start = ceph_clock_now();
- while (objecter->with_osdmap(std::mem_fn(&OSDMap::get_epoch)) == 0) {
- if (timeout.is_zero()) {
- cond.Wait(lock);
- } else {
- cond.WaitInterval(lock, timeout);
- utime_t elapsed = ceph_clock_now() - start;
- if (elapsed > timeout) {
- lderr(cct) << "timed out waiting for first osdmap from monitors"
- << dendl;
- return -ETIMEDOUT;
- }
- }
- }
- ldout(cct, 10) << __func__ << " done waiting" << dendl;
- }
- return 0;
- } else {
- return 0;
- }
-}
-
-
-int librados::RadosClient::wait_for_latest_osdmap()
-{
- Mutex mylock("RadosClient::wait_for_latest_osdmap");
- Cond cond;
- bool done;
-
- objecter->wait_for_latest_osdmap(new C_SafeCond(&mylock, &cond, &done));
-
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
-
- return 0;
-}
-
-int librados::RadosClient::pool_list(std::list<std::pair<int64_t, string> >& v)
-{
- int r = wait_for_osdmap();
- if (r < 0)
- return r;
-
- objecter->with_osdmap([&](const OSDMap& o) {
- for (auto p : o.get_pools())
- v.push_back(std::make_pair(p.first, o.get_pool_name(p.first)));
- });
- return 0;
-}
-
-int librados::RadosClient::get_pool_stats(std::list<string>& pools,
- map<string,::pool_stat_t>& result)
-{
- Mutex mylock("RadosClient::get_pool_stats::mylock");
- Cond cond;
- bool done;
- int ret = 0;
-
- objecter->get_pool_stats(pools, &result, new C_SafeCond(&mylock, &cond, &done,
- &ret));
-
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
-
- return ret;
-}
-
-bool librados::RadosClient::get_pool_is_selfmanaged_snaps_mode(
- const std::string& pool)
-{
- bool ret = false;
- objecter->with_osdmap([&](const OSDMap& osdmap) {
- int64_t poolid = osdmap.lookup_pg_pool_name(pool);
- if (poolid >= 0)
- ret = osdmap.get_pg_pool(poolid)->is_unmanaged_snaps_mode();
- });
- return ret;
-}
-
-int librados::RadosClient::get_fs_stats(ceph_statfs& stats)
-{
- Mutex mylock ("RadosClient::get_fs_stats::mylock");
- Cond cond;
- bool done;
- int ret = 0;
-
- lock.Lock();
- objecter->get_fs_stats(stats, boost::optional<int64_t> (),
- new C_SafeCond(&mylock, &cond, &done, &ret));
- lock.Unlock();
-
- mylock.Lock();
- while (!done) cond.Wait(mylock);
- mylock.Unlock();
-
- return ret;
-}
-
-void librados::RadosClient::get() {
- Mutex::Locker l(lock);
- assert(refcnt > 0);
- refcnt++;
-}
-
-bool librados::RadosClient::put() {
- Mutex::Locker l(lock);
- assert(refcnt > 0);
- refcnt--;
- return (refcnt == 0);
-}
-
-int librados::RadosClient::pool_create(string& name, unsigned long long auid,
- int16_t crush_rule)
-{
- int r = wait_for_osdmap();
- if (r < 0) {
- return r;
- }
-
- Mutex mylock ("RadosClient::pool_create::mylock");
- int reply;
- Cond cond;
- bool done;
- Context *onfinish = new C_SafeCond(&mylock, &cond, &done, &reply);
- reply = objecter->create_pool(name, onfinish, auid, crush_rule);
-
- if (reply < 0) {
- delete onfinish;
- } else {
- mylock.Lock();
- while(!done)
- cond.Wait(mylock);
- mylock.Unlock();
- }
- return reply;
-}
-
-int librados::RadosClient::pool_create_async(string& name, PoolAsyncCompletionImpl *c,
- unsigned long long auid,
- int16_t crush_rule)
-{
- int r = wait_for_osdmap();
- if (r < 0)
- return r;
-
- Context *onfinish = new C_PoolAsync_Safe(c);
- r = objecter->create_pool(name, onfinish, auid, crush_rule);
- if (r < 0) {
- delete onfinish;
- }
- return r;
-}
-
-int librados::RadosClient::pool_get_base_tier(int64_t pool_id, int64_t* base_tier)
-{
- int r = wait_for_osdmap();
- if (r < 0) {
- return r;
- }
-
- objecter->with_osdmap([&](const OSDMap& o) {
- const pg_pool_t* pool = o.get_pg_pool(pool_id);
- if (pool) {
- if (pool->tier_of < 0) {
- *base_tier = pool_id;
- } else {
- *base_tier = pool->tier_of;
- }
- r = 0;
- } else {
- r = -ENOENT;
- }
- });
- return r;
-}
-
-int librados::RadosClient::pool_delete(const char *name)
-{
- int r = wait_for_osdmap();
- if (r < 0) {
- return r;
- }
-
- Mutex mylock("RadosClient::pool_delete::mylock");
- Cond cond;
- bool done;
- int ret;
- Context *onfinish = new C_SafeCond(&mylock, &cond, &done, &ret);
- ret = objecter->delete_pool(name, onfinish);
-
- if (ret < 0) {
- delete onfinish;
- } else {
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
- }
- return ret;
-}
-
-int librados::RadosClient::pool_delete_async(const char *name, PoolAsyncCompletionImpl *c)
-{
- int r = wait_for_osdmap();
- if (r < 0)
- return r;
-
- Context *onfinish = new C_PoolAsync_Safe(c);
- r = objecter->delete_pool(name, onfinish);
- if (r < 0) {
- delete onfinish;
- }
- return r;
-}
-
-void librados::RadosClient::blacklist_self(bool set) {
- Mutex::Locker l(lock);
- objecter->blacklist_self(set);
-}
-
-int librados::RadosClient::blacklist_add(const string& client_address,
- uint32_t expire_seconds)
-{
- entity_addr_t addr;
- if (!addr.parse(client_address.c_str(), 0)) {
- lderr(cct) << "unable to parse address " << client_address << dendl;
- return -EINVAL;
- }
-
- std::stringstream cmd;
- cmd << "{"
- << "\"prefix\": \"osd blacklist\", "
- << "\"blacklistop\": \"add\", "
- << "\"addr\": \"" << client_address << "\"";
- if (expire_seconds != 0) {
- cmd << ", \"expire\": " << expire_seconds << ".0";
- }
- cmd << "}";
-
- std::vector<std::string> cmds;
- cmds.push_back(cmd.str());
- bufferlist inbl;
- int r = mon_command(cmds, inbl, NULL, NULL);
- if (r < 0) {
- return r;
- }
-
- // ensure we have the latest osd map epoch before proceeding
- r = wait_for_latest_osdmap();
- return r;
-}
-
-int librados::RadosClient::mon_command(const vector<string>& cmd,
- const bufferlist &inbl,
- bufferlist *outbl, string *outs)
-{
- C_SaferCond ctx;
- mon_command_async(cmd, inbl, outbl, outs, &ctx);
- return ctx.wait();
-}
-
-void librados::RadosClient::mon_command_async(const vector<string>& cmd,
- const bufferlist &inbl,
- bufferlist *outbl, string *outs,
- Context *on_finish)
-{
- lock.Lock();
- monclient.start_mon_command(cmd, inbl, outbl, outs, on_finish);
- lock.Unlock();
-}
-
-int librados::RadosClient::mgr_command(const vector<string>& cmd,
- const bufferlist &inbl,
- bufferlist *outbl, string *outs)
-{
- Mutex::Locker l(lock);
-
- C_SaferCond cond;
- int r = mgrclient.start_command(cmd, inbl, outbl, outs, &cond);
- if (r < 0)
- return r;
-
- lock.Unlock();
- r = cond.wait();
- lock.Lock();
-
- return r;
-}
-
-
-int librados::RadosClient::mon_command(int rank, const vector<string>& cmd,
- const bufferlist &inbl,
- bufferlist *outbl, string *outs)
-{
- Mutex mylock("RadosClient::mon_command::mylock");
- Cond cond;
- bool done;
- int rval;
- lock.Lock();
- monclient.start_mon_command(rank, cmd, inbl, outbl, outs,
- new C_SafeCond(&mylock, &cond, &done, &rval));
- lock.Unlock();
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
- return rval;
-}
-
-int librados::RadosClient::mon_command(string name, const vector<string>& cmd,
- const bufferlist &inbl,
- bufferlist *outbl, string *outs)
-{
- Mutex mylock("RadosClient::mon_command::mylock");
- Cond cond;
- bool done;
- int rval;
- lock.Lock();
- monclient.start_mon_command(name, cmd, inbl, outbl, outs,
- new C_SafeCond(&mylock, &cond, &done, &rval));
- lock.Unlock();
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
- return rval;
-}
-
-int librados::RadosClient::osd_command(int osd, vector<string>& cmd,
- const bufferlist& inbl,
- bufferlist *poutbl, string *prs)
-{
- Mutex mylock("RadosClient::osd_command::mylock");
- Cond cond;
- bool done;
- int ret;
- ceph_tid_t tid;
-
- if (osd < 0)
- return -EINVAL;
-
- lock.Lock();
- // XXX do anything with tid?
- objecter->osd_command(osd, cmd, inbl, &tid, poutbl, prs,
- new C_SafeCond(&mylock, &cond, &done, &ret));
- lock.Unlock();
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
- return ret;
-}
-
-int librados::RadosClient::pg_command(pg_t pgid, vector<string>& cmd,
- const bufferlist& inbl,
- bufferlist *poutbl, string *prs)
-{
- Mutex mylock("RadosClient::pg_command::mylock");
- Cond cond;
- bool done;
- int ret;
- ceph_tid_t tid;
- lock.Lock();
- objecter->pg_command(pgid, cmd, inbl, &tid, poutbl, prs,
- new C_SafeCond(&mylock, &cond, &done, &ret));
- lock.Unlock();
- mylock.Lock();
- while (!done)
- cond.Wait(mylock);
- mylock.Unlock();
- return ret;
-}
-
-int librados::RadosClient::monitor_log(const string& level,
- rados_log_callback_t cb,
- rados_log_callback2_t cb2,
- void *arg)
-{
- Mutex::Locker l(lock);
-
- if (state != CONNECTED) {
- return -ENOTCONN;
- }
-
- if (cb == NULL && cb2 == NULL) {
- // stop watch
- ldout(cct, 10) << __func__ << " removing cb " << (void*)log_cb
- << " " << (void*)log_cb2 << dendl;
- monclient.sub_unwant(log_watch);
- log_watch.clear();
- log_cb = NULL;
- log_cb2 = NULL;
- log_cb_arg = NULL;
- return 0;
- }
-
- string watch_level;
- if (level == "debug") {
- watch_level = "log-debug";
- } else if (level == "info") {
- watch_level = "log-info";
- } else if (level == "warn" || level == "warning") {
- watch_level = "log-warn";
- } else if (level == "err" || level == "error") {
- watch_level = "log-error";
- } else if (level == "sec") {
- watch_level = "log-sec";
- } else {
- ldout(cct, 10) << __func__ << " invalid level " << level << dendl;
- return -EINVAL;
- }
-
- if (log_cb || log_cb2)
- monclient.sub_unwant(log_watch);
-
- // (re)start watch
- ldout(cct, 10) << __func__ << " add cb " << (void*)cb << " " << (void*)cb2
- << " level " << level << dendl;
- monclient.sub_want(watch_level, 0, 0);
-
- monclient.renew_subs();
- log_cb = cb;
- log_cb2 = cb2;
- log_cb_arg = arg;
- log_watch = watch_level;
- return 0;
-}
-
-void librados::RadosClient::handle_log(MLog *m)
-{
- assert(lock.is_locked());
- ldout(cct, 10) << __func__ << " version " << m->version << dendl;
-
- if (log_last_version < m->version) {
- log_last_version = m->version;
-
- if (log_cb || log_cb2) {
- for (std::deque<LogEntry>::iterator it = m->entries.begin(); it != m->entries.end(); ++it) {
- LogEntry e = *it;
- ostringstream ss;
- ss << e.stamp << " " << e.name << " " << e.prio << " " << e.msg;
- string line = ss.str();
- string who = stringify(e.who);
- string name = stringify(e.name);
- string level = stringify(e.prio);
- struct timespec stamp;
- e.stamp.to_timespec(&stamp);
-
- ldout(cct, 20) << __func__ << " delivering " << ss.str() << dendl;
- if (log_cb)
- log_cb(log_cb_arg, line.c_str(), who.c_str(),
- stamp.tv_sec, stamp.tv_nsec,
- e.seq, level.c_str(), e.msg.c_str());
- if (log_cb2)
- log_cb2(log_cb_arg, line.c_str(),
- e.channel.c_str(),
- who.c_str(), name.c_str(),
- stamp.tv_sec, stamp.tv_nsec,
- e.seq, level.c_str(), e.msg.c_str());
- }
- }
-
- monclient.sub_got(log_watch, log_last_version);
- }
-
- m->put();
-}
-
-int librados::RadosClient::service_daemon_register(
- const std::string& service, ///< service name (e.g., 'rgw')
- const std::string& name, ///< daemon name (e.g., 'gwfoo')
- const std::map<std::string,std::string>& metadata)
-{
- if (service_daemon) {
- return -EEXIST;
- }
- if (service == "osd" ||
- service == "mds" ||
- service == "client" ||
- service == "mon" ||
- service == "mgr") {
- // normal ceph entity types are not allowed!
- return -EINVAL;
- }
- if (service.empty() || name.empty()) {
- return -EINVAL;
- }
-
- collect_sys_info(&daemon_metadata, cct);
-
- ldout(cct,10) << __func__ << " " << service << "." << name << dendl;
- service_daemon = true;
- service_name = service;
- daemon_name = name;
- daemon_metadata.insert(metadata.begin(), metadata.end());
-
- if (state == DISCONNECTED) {
- return 0;
- }
- if (state == CONNECTING) {
- return -EBUSY;
- }
- mgrclient.service_daemon_register(service_name, daemon_name,
- daemon_metadata);
- return 0;
-}
-
-int librados::RadosClient::service_daemon_update_status(
- const std::map<std::string,std::string>& status)
-{
- if (state != CONNECTED) {
- return -ENOTCONN;
- }
- return mgrclient.service_daemon_update_status(status);
-}
-
-mon_feature_t librados::RadosClient::get_required_monitor_features() const
-{
- return monclient.monmap.get_required_features();
-}
Code Review / stor4nfv.git / blobdiff