replica set initial sync failure when update cannot be applied to a future version of an object received via clone

// Test update modifier uassert during initial sync. SERVER-4781

load("jstests/replsets/rslib.js");

basename = "jstests_initsync4";

print("1. Bring up set");

replTest = new ReplSetTest( {name: basename, nodes: 1} );

replTest.startSet();

replTest.initiate();

m = replTest.getMaster();

md = m.getDB("d");

mc = m.getDB("d")["c"];

print("2. Insert some data");

N = 500000;

for( i = 0; i < N; ++i ) {

    mc.save( {_id:i,a:{}} );

}

md.getLastError();

print("3. Make sure synced");

replTest.awaitReplication();

print("4. Bring up a new node");

ports = allocatePorts( 3 );

basePath = "/data/db/" + basename;

hostname = getHostName();

s = startMongodTest (ports[2], basename, false, {replSet : basename, oplogSize : 2} );

var config = replTest.getReplSetConfig();

config.version = 2;

config.members.push({_id:2, host:hostname+":"+ports[2]});

try {

    m.getDB("admin").runCommand({replSetReconfig:config});

}

catch(e) {

    print(e);

}

reconnect(s);

print("5. Wait for new node to start cloning");

s.setSlaveOk();

sc = s.getDB("d")["c"];

wait( function() { printjson( sc.stats() ); return sc.stats().count > 0; } );

print("6. Start updating documents on primary");

for( i = N-1; i >= N-10000; --i ) {

    // If the document is cloned as {a:1}, the {$set:{'a.b':1}} modifier will uassert.

    mc.update( {_id:i}, {$set:{'a.b':1}} );

    mc.update( {_id:i}, {$set:{a:1}} );    

}

print("7. Wait for new node to become SECONDARY");

wait(function() {

     var status = s.getDB("admin").runCommand({replSetGetStatus:1});

     printjson(status);

     return status.members &&

     (status.members[1].state == 2);

     });

 m31002| Wed Jan 25 20:38:29 [rsSync] replSet initial oplog application from Aaron-Staples-MacBook-Pro.local:31000 starting at Jan 25 20:37:31:9f8 to Jan 25 20:38:07:214

 m31002| Wed Jan 25 20:38:29 [rsSync] replSet initial sync failing, error applying oplog : 10145 LEFT_SUBFIELD only supports Object: a not: 1

 m31002| Wed Jan 25 20:38:29 [rsSync] replSet applying oplog from Aaron-Staples-MacBook-Pro.local:31000 failed, trying again

 m31002| Wed Jan 25 20:38:29 [rsSync] replSet not trying to sync from Aaron-Staples-MacBook-Pro.local:31000, it is vetoed for 60 more seconds

// Test update modifier uassert during initial sync. SERVER-4781

rt = new ReplTest( "repl13tests" );

m = rt.start( true );

mc = m.getDB( 'd' )[ 'c' ];

for( i = 0; i < 100000; ++i ) {

    mc.save( {_id:i,a:{}} );

}

m.getDB( 'd' ).getLastError();

s = rt.start( false );

sc = s.getDB( 'd' )[ 'c' ];

assert.soon( function() { printjson( sc.count() ); return sc.count() > 0; } );

for( i = 99999; i >= 90000; --i ) {

    mc.update( {_id:i}, {$set:{'a.b':1}} );

    mc.update( {_id:i}, {$set:{a:1}} );    

}

mc.save( {} )

assert.soon( function() { return sc.count() == 100001; } );

printjson( sc.findOne( {_id:99999} ) );

printjson( sc.findOne( {_id:90000} ) );