/**
*    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/>.
*
*    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.
*/

#include "mongo/pch.h"

#include "mongo/db/repl/initial_sync.h"

#include "mongo/db/repl/oplog.h"
#include "mongo/db/repl/rs.h"

namespace mongo {
    extern unsigned replSetForceInitialSyncFailure;

namespace replset {
    InitialSync::InitialSync(BackgroundSyncInterface *q) : 
        SyncTail(q) {}

    InitialSync::~InitialSync() {}

    /* initial oplog application, during initial sync, after cloning.
    */
    BSONObj InitialSync::oplogApplication(const BSONObj& applyGTEObj, const BSONObj& minValidObj) {
        if (replSetForceInitialSyncFailure > 0) {
            log() << "replSet test code invoked, forced InitialSync failure: "
                  << replSetForceInitialSyncFailure << rsLog;
            replSetForceInitialSyncFailure--;
            throw DBException("forced error",0);
        }

        // create the initial oplog entry
        syncApply(applyGTEObj);
        _logOpObjRS(applyGTEObj);

        return oplogApplySegment(applyGTEObj, minValidObj, multiInitialSyncApply);
    }

} // namespace replset
} // namespace mongo