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/**
* Copyright (C) 2015 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/platform/basic.h"
#include "mongo/client/replica_set_monitor_manager.h"
#include "mongo/bson/bsonobjbuilder.h"
#include "mongo/client/connection_string.h"
#include "mongo/client/replica_set_monitor.h"
#include "mongo/stdx/mutex.h"
#include "mongo/util/map_util.h"
namespace mongo {
using std::shared_ptr;
using std::set;
using std::string;
using std::vector;
ReplicaSetMonitorManager::ReplicaSetMonitorManager() = default;
ReplicaSetMonitorManager::~ReplicaSetMonitorManager() = default;
shared_ptr<ReplicaSetMonitor> ReplicaSetMonitorManager::getMonitor(StringData setName) {
stdx::lock_guard<stdx::mutex> lk(_mutex);
return mapFindWithDefault(_monitors, setName, shared_ptr<ReplicaSetMonitor>());
}
shared_ptr<ReplicaSetMonitor>
ReplicaSetMonitorManager::getOrCreateMonitor(const ConnectionString& connStr) {
invariant(connStr.type() == ConnectionString::SET);
stdx::lock_guard<stdx::mutex> lk(_mutex);
shared_ptr<ReplicaSetMonitor>& monitor = _monitors[connStr.getSetName()];
if (!monitor) {
const std::set<HostAndPort> servers(connStr.getServers().begin(),
connStr.getServers().end());
monitor = std::make_shared<ReplicaSetMonitor>(connStr.getSetName(), servers);
}
return monitor;
}
vector<string> ReplicaSetMonitorManager::getAllSetNames() {
vector<string> allNames;
stdx::lock_guard<stdx::mutex> lk(_mutex);
for (const auto& entry : _monitors) {
allNames.push_back(entry.first);
}
return allNames;
}
void ReplicaSetMonitorManager::removeMonitor(StringData setName) {
stdx::lock_guard<stdx::mutex> lk(_mutex);
ReplicaSetMonitorsMap::const_iterator it = _monitors.find(setName);
if (it != _monitors.end()) {
_monitors.erase(it);
}
}
void ReplicaSetMonitorManager::removeAllMonitors() {
stdx::lock_guard<stdx::mutex> lk(_mutex);
// Reset the StringMap, which will release all registered monitors
_monitors = ReplicaSetMonitorsMap();
}
void ReplicaSetMonitorManager::report(BSONObjBuilder* builder) {
stdx::lock_guard<stdx::mutex> lk(_mutex);
for (const auto& monitorPair : _monitors) {
BSONObjBuilder monitorInfo(builder->subobjStart(monitorPair.first));
monitorPair.second->appendInfo(monitorInfo);
monitorInfo.done();
}
}
} // namespace mongo
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