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// util.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 "../stdafx.h"
#include "../client/dbclient.h"
/**
some generic sharding utils that can be used in mongod or mongos
*/
namespace mongo {
/**
your config info for a given shard/chunk is out of date */
class StaleConfigException : public std::exception {
public:
StaleConfigException( const string& ns , const string& msg){
stringstream s;
s << "StaleConfigException ns: " << ns << " " << msg;
_msg = s.str();
log(1) << _msg << endl;
}
virtual ~StaleConfigException() throw(){}
virtual const char* what() const throw(){
return _msg.c_str();
}
private:
string _msg;
};
void checkShardVersion( DBClientBase & conn , const string& ns , bool authoritative = false );
}
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