jstests/disk/repair5.js


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// SERVER-2351 Test killop with repair command.
(function() {
    'use strict';
    var baseName = "jstests_disk_repair5";

    var dbpath = MongoRunner.dataPath + baseName + "/";
    var repairpath = dbpath + "repairDir/";

    resetDbpath( dbpath );
    resetDbpath( repairpath );

    var m = MongoRunner.runMongod({dbpath: dbpath,
                                   repairpath: repairpath,
                                   restart:true,
                                   cleanData: false}); // So that the repair dir won't get removed

    var dbTest = m.getDB( baseName );

    // Insert a lot of data so repair runs a long time
    var bulk = dbTest[baseName].initializeUnorderedBulkOp();
    var big = new Array( 5000 ).toString();
    for(var i = 0; i < 20000; ++i) {
        bulk.insert( {i:i,b:big} );
    }
    assert.writeOK(bulk.execute());

    function killRepair() {
        while( 1 ) {
            var p = db.currentOp().inprog;
            for( var i in p ) {
                var o = p[ i ];
                printjson( o );

                // Find the active 'repairDatabase' op and kill it.
                if ( o.active && o.query && o.query.repairDatabase ) {
                    db.killOp( o.opid );
                    return;
                }
            }
        }
    }

    var s = startParallelShell(killRepair.toString() + "; killRepair();", m.port);
    sleep(100); // make sure shell is actually running, lame

    // Repair should fail due to killOp.
    assert.commandFailed( dbTest.runCommand( {repairDatabase:1, backupOriginalFiles:true} ) );

    s();

    assert.eq( 20000, dbTest[ baseName ].find().itcount() );
    assert( dbTest[ baseName ].validate().valid );

    MongoRunner.stopMongod(m);
})();