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// @file multicmd.h
/**
* 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/>.
*/
#pragma once
#include "../../util/background.h"
#include "connections.h"
namespace mongo {
struct Target {
Target(string hostport) : toHost(hostport), ok(false) { }
Target() : ok(false) { }
string toHost;
bool ok;
BSONObj result;
};
/* -- implementation ------------- */
class _MultiCommandJob : public BackgroundJob {
public:
BSONObj& cmd;
Target& d;
_MultiCommandJob(BSONObj& _cmd, Target& _d) : cmd(_cmd), d(_d) { }
private:
string name() const { return "MultiCommandJob"; }
void run() {
try {
ScopedConn c(d.toHost);
d.ok = c.runCommand("admin", cmd, d.result);
}
catch(DBException&) {
DEV log() << "dev caught dbexception on multiCommand " << d.toHost << rsLog;
}
}
};
inline void multiCommand(BSONObj cmd, list<Target>& L) {
list< shared_ptr<BackgroundJob> > jobs;
for( list<Target>::iterator i = L.begin(); i != L.end(); i++ ) {
Target& d = *i;
_MultiCommandJob *j = new _MultiCommandJob(cmd, d);
jobs.push_back( shared_ptr<BackgroundJob>(j) );
j->go();
}
for( list< shared_ptr<BackgroundJob> >::iterator i = jobs.begin(); i != jobs.end(); i++ ) {
(*i)->wait();
}
}
}
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