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/* connpool.cpp
*/
/**
* Copyright (C) 2008 10gen 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/>.
*/
// _ todo: reconnect?
#include "stdafx.h"
#include "connpool.h"
DBConnectionPool pool;
DBClientConnection* DBConnectionPool::get(const string& host) {
boostlock L(poolMutex);
PoolForHost *&p = pools[host];
if ( p == 0 )
p = new PoolForHost();
if ( p->pool.empty() ) {
string errmsg;
DBClientConnection *c = new DBClientConnection();
if ( !c->connect(host.c_str(), errmsg) ) {
delete c;
uassert("dbconnectionpool: connect failed", false);
return 0;
}
return c;
}
DBClientConnection *c = p->pool.front();
p->pool.pop();
return c;
}
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