/usr/include/mongo/s/strategy.h is in mongodb-dev 1:2.4.9-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | // strategy.h
/*
* Copyright (C) 2010 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 "mongo/pch.h"
#include "chunk.h"
#include "request.h"
namespace mongo {
class Strategy {
public:
Strategy() {}
virtual ~Strategy() {}
virtual void queryOp( Request& r ) = 0;
virtual void getMore( Request& r ) = 0;
virtual void writeOp( int op , Request& r ) = 0;
void insert( const Shard& shard , const char * ns , const BSONObj& obj , int flags=0 , bool safe=false );
virtual void commandOp( const string& db, const BSONObj& command, int options,
const string& versionedNS, const BSONObj& filter,
map<Shard,BSONObj>& results )
{
// Only call this from sharded, for now.
// TODO: Refactor all this.
verify( false );
}
// These interfaces will merge soon, so make it easy to share logic
friend class ShardStrategy;
friend class SingleStrategy;
protected:
void doWrite( int op , Request& r , const Shard& shard , bool checkVersion = true );
void doIndexQuery( Request& r , const Shard& shard );
void broadcastWrite(int op, Request& r); // Sends to all shards in cluster. DOESN'T CHECK VERSION
void insert( const Shard& shard , const char * ns , const vector<BSONObj>& v , int flags=0 , bool safe=false );
void update( const Shard& shard , const char * ns , const BSONObj& query , const BSONObj& toupdate , int flags=0, bool safe=false );
};
extern Strategy * SINGLE;
extern Strategy * SHARDED;
}
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