140 lines
4.3 KiB
JavaScript
140 lines
4.3 KiB
JavaScript
// pairing cases where oplogs run out of space
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var baseName = "jstests_pair5test";
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debug = function( p ) {
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print( p );
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}
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ismaster = function( n ) {
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var im = n.getDB( "admin" ).runCommand( { "ismaster" : 1 } );
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print( "ismaster: " + tojson( im ) );
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assert( im, "command ismaster failed" );
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return im.ismaster;
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}
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connect = function() {
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startMongoProgram( "mongobridge", "--port", lpPort, "--dest", "localhost:" + lPort );
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startMongoProgram( "mongobridge", "--port", rpPort, "--dest", "localhost:" + rPort );
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}
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disconnect = function() {
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stopMongoProgram( lpPort );
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stopMongoProgram( rpPort );
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}
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checkCount = function( m, c ) {
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m.setSlaveOk();
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assert.soon( function() {
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actual = m.getDB( baseName ).getCollection( baseName ).find().count();
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print( actual );
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return c == actual; },
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"expected count " + c + " for " + m );
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}
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big = new Array( 2000 ).toString();
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doTest = function() {
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ports = allocatePorts( 5 );
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aPort = ports[ 0 ];
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lPort = ports[ 1 ];
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lpPort = ports[ 2 ];
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rPort = ports[ 3 ];
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rpPort = ports[ 4 ];
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// start normally
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connect();
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a = startMongod( "--port", aPort, "--dbpath", "/data/db/" + baseName + "-arbiter", "--nohttpinterface" );
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l = startMongod( "--port", lPort, "--dbpath", "/data/db/" + baseName + "-left", "--pairwith", "127.0.0.1:" + rpPort, "127.0.0.1:" + aPort, "--oplogSize", "1", "--nohttpinterface" );
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r = startMongod( "--port", rPort, "--dbpath", "/data/db/" + baseName + "-right", "--pairwith", "127.0.0.1:" + lpPort, "127.0.0.1:" + aPort, "--oplogSize", "1", "--nohttpinterface" );
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assert.soon( function() {
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lm = ismaster( l );
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rm = ismaster( r );
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assert( lm == -1 || lm == 0, "lm value invalid" );
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assert( rm == -1 || rm == 0 || rm == 1, "rm value invalid" );
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return ( lm == 0 && rm == 1 );
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} );
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disconnect();
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assert.soon( function() {
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lm = ismaster( l );
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rm = ismaster( r );
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assert( lm == 1 || lm == 0, "lm value invalid" );
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assert( rm == 1, "rm value invalid" );
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return ( lm == 1 && rm == 1 );
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} );
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print( "test one" );
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// fill slave oplog
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for( i = 0; i < 1000; ++i ) {
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l.getDB( baseName ).getCollection( baseName ).save( {b:big} );
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}
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l.getDB( baseName ).getCollection( baseName ).findOne();
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// write single to master
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r.getDB( baseName ).getCollection( baseName ).save( {} );
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connect();
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assert.soon( function() {
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lm = ismaster( l );
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rm = ismaster( r );
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assert( lm == 1 || lm == 0, "lm value invalid" );
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assert( rm == 1, "rm value invalid" );
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return ( lm == 0 && rm == 1 );
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} );
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checkCount( l, 1 );
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checkCount( r, 1 );
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r.getDB( baseName ).getCollection( baseName ).remove( {} );
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checkCount( l, 0 );
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disconnect();
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assert.soon( function() {
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lm = ismaster( l );
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rm = ismaster( r );
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assert( lm == 1 || lm == 0, "lm value invalid" );
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assert( rm == 1, "rm value invalid" );
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return ( lm == 1 && rm == 1 );
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} );
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print( "test two" );
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// fill master oplog
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for( i = 0; i < 1000; ++i ) {
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r.getDB( baseName ).getCollection( baseName ).save( {b:big} );
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}
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l.getDB( baseName ).getCollection( baseName ).save( {_id:"abcde"} );
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connect();
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assert.soon( function() {
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lm = ismaster( l );
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rm = ismaster( r );
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assert( lm == 1 || lm == 0, "lm value invalid" );
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assert( rm == 1, "rm value invalid" );
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return ( lm == 0 && rm == 1 );
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} );
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sleep( 30000 );
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checkCount( l, 1000 );
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checkCount( r, 1000 );
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assert.eq( 0, l.getDB( baseName ).getCollection( baseName ).find( {_id:"abcde"} ).count() );
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ports.forEach( function( x ) { stopMongoProgram( x ); } );
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}
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doTest(); |