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// Pairing resync
var baseName = "jstests_pair2test";
ismaster = function( n ) {
im = n.getDB( "admin" ).runCommand( { "ismaster" : 1 } );
assert( im );
return im.ismaster;
}
soonCount = function( count ) {
assert.soon( function() {
// print( "counting" );
if ( -1 == l.getDBNames().indexOf( baseName ) )
return false;
if ( -1 == l.getDB( baseName ).getCollectionNames().indexOf( "z" ) )
return false;
// print( "counted: " + l.getDB( baseName ).z.find().count() );
return l.getDB( baseName ).z.find().count() == count;
} );
}
doTest = function( signal ) {
ports = allocatePorts( 3 );
// spec small oplog for fast startup on 64bit machines
a = startMongod( "--port", ports[ 0 ], "--dbpath", "/data/db/" + baseName + "-arbiter" );
l = startMongod( "--port", ports[ 1 ], "--dbpath", "/data/db/" + baseName + "-left", "--pairwith", "127.0.0.1:" + ports[ 2 ], "127.0.0.1:" + ports[ 0 ], "--oplogSize", "1" );
r = startMongod( "--port", ports[ 2 ], "--dbpath", "/data/db/" + baseName + "-right", "--pairwith", "127.0.0.1:" + ports[ 1 ], "127.0.0.1:" + ports[ 0 ], "--oplogSize", "1" );
l.setSlaveOk();
assert.soon( function() { return ( ismaster( l ) == 0 && ismaster( r ) == 1 ); } );
rz = r.getDB( baseName ).z
rz.save( { _id: new ObjectId() } );
sleep( 5000 );
soonCount( 1 );
assert.eq( 0, l.getDB( "admin" ).runCommand( { "resync" : 1 } ).ok );
stopMongod( ports[ 1 ], signal );
big = new Array( 2000 ).toString();
for( i = 0; i < 1000; ++i )
rz.save( { _id: new ObjectId(), i: i, b: big } );
l = startMongoProgram( "mongod", "--port", ports[ 1 ], "--dbpath", "/data/db/" + baseName + "-left", "--pairwith", "127.0.0.1:" + ports[ 2 ], "127.0.0.1:" + ports[ 0 ], "--oplogSize", "1" );
l.setSlaveOk();
assert.soon( function() { return 1 == l.getDB( "admin" ).runCommand( { "resync" : 1 } ).ok; } );
sleep( 8000 );
soonCount( 1001 );
lz = l.getDB( baseName ).z
assert.eq( 1, lz.find( { i: 0 } ).count() );
assert.eq( 1, lz.find( { i: 999 } ).count() );
assert.eq( 0, l.getDB( "admin" ).runCommand( { "resync" : 1 } ).ok );
ports.forEach( function( x ) { stopMongod( x ); } );
}
doTest( 15 ); // SIGTERM
doTest( 9 ); // SIGKILL
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