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// writes to new master while making master-master logs consistent
var baseName = "jstests_pair5test";
debug = function( p ) {
print( p );
}
ismaster = function( n ) {
var im = n.getDB( "admin" ).runCommand( { "ismaster" : 1 } );
print( "ismaster: " + tojson( im ) );
assert( im, "command ismaster failed" );
return im.ismaster;
}
connect = function() {
startMongoProgram( "mongobridge", "--port", lpPort, "--dest", "localhost:" + lPort );
startMongoProgram( "mongobridge", "--port", rpPort, "--dest", "localhost:" + rPort );
}
disconnect = function() {
stopMongoProgram( lpPort );
stopMongoProgram( rpPort );
}
write = function( m, n, id ) {
if ( id ) {
save = { _id:id, n:n };
} else {
save = { n:n };
}
m.getDB( baseName ).getCollection( baseName ).save( save );
}
checkCount = function( m, c ) {
m.setSlaveOk();
assert.soon( function() {
actual = m.getDB( baseName ).getCollection( baseName ).find().count();
print( actual );
return c == actual; },
"count failed for " + m );
}
doTest = function( nSlave, opIdMem ) {
ports = allocatePorts( 5 );
aPort = ports[ 0 ];
lPort = ports[ 1 ];
lpPort = ports[ 2 ];
rPort = ports[ 3 ];
rpPort = ports[ 4 ];
// start normally
connect();
a = new MongodRunner( aPort, "/data/db/" + baseName + "-arbiter" );
l = new MongodRunner( lPort, "/data/db/" + baseName + "-left", "127.0.0.1:" + rpPort, "127.0.0.1:" + aPort );
r = new MongodRunner( rPort, "/data/db/" + baseName + "-right", "127.0.0.1:" + lpPort, "127.0.0.1:" + aPort );
pair = new ReplPair( l, r, a );
pair.start();
pair.waitForSteadyState();
// now each can only talk to arbiter
disconnect();
pair.waitForSteadyState( [ 1, 1 ], null, true );
// left will become slave (b/c both completed initial sync)
for( i = 0; i < nSlave; ++i ) {
write( pair.left(), i, i );
}
pair.left().getDB( baseName ).getCollection( baseName ).findOne();
for( i = 10000; i < 15000; ++i ) {
write( pair.right(), i, i );
}
pair.right().getDB( baseName ).getCollection( baseName ).findOne();
connect();
pair.waitForSteadyState( [ 1, 0 ], pair.right().host, true );
pair.master().getDB( baseName ).getCollection( baseName ).update( {_id:nSlave - 1}, {_id:nSlave - 1,n:-1}, true );
assert.eq( -1, pair.master().getDB( baseName ).getCollection( baseName ).findOne( {_id:nSlave - 1} ).n );
checkCount( pair.master(), 5000 + nSlave );
assert.eq( -1, pair.master().getDB( baseName ).getCollection( baseName ).findOne( {_id:nSlave - 1} ).n );
pair.slave().setSlaveOk();
assert.soon( function() {
n = pair.slave().getDB( baseName ).getCollection( baseName ).findOne( {_id:nSlave - 1} ).n;
print( n );
return -1 == n;
} );
ports.forEach( function( x ) { stopMongoProgram( x ); } );
}
doTest( 5000, 100000000 );
doTest( 5000, 100 ); // force op id converstion to collection based storage
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