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// @connections.cpp
/*
* Copyright (C) 2014 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.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kReplication
#include "mongo/platform/basic.h"
#include "mongo/db/repl/scoped_conn.h"
#include "mongo/util/log.h"
namespace mongo {
namespace repl {
static const int DEFAULT_HEARTBEAT_TIMEOUT_SECS = 10;
// This is a bitmask with the first bit set. It's used to mark connections that should be kept
// open during stepdowns
const unsigned ScopedConn::keepOpen = 1;
ScopedConn::M& ScopedConn::_map = *(new ScopedConn::M());
mutex ScopedConn::mapMutex("ScopedConn::mapMutex");
ScopedConn::ConnectionInfo::ConnectionInfo()
: lock("ConnectionInfo"),
cc(new DBClientConnection(/*reconnect*/ true,
/*timeout*/ DEFAULT_HEARTBEAT_TIMEOUT_SECS)),
connected(false) {
cc->_logLevel = logger::LogSeverity::Debug(2);
}
// we should already be locked...
bool ScopedConn::connect() {
std::string err;
if (!connInfo->cc->connect(HostAndPort(_hostport), err)) {
log() << "couldn't connect to " << _hostport << ": " << err;
return false;
}
connInfo->connected = true;
connInfo->tagPort();
// if we cannot authenticate against a member, then either its key file
// or our key file has to change. if our key file has to change, we'll
// be rebooting. if their file has to change, they'll be rebooted so the
// connection created above will go dead, reconnect, and reauth.
if (getGlobalAuthorizationManager()->isAuthEnabled()) {
return authenticateInternalUser(connInfo->cc.get());
}
return true;
}
} // namespace repl
} // namespace mongo
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