51 lines
1.5 KiB
JavaScript
51 lines
1.5 KiB
JavaScript
/**
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* Test for SERVER-2417 - should not preallocate a database file while we are
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* dropping its directory in directoryperdb mode.
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*/
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var baseDir = "jstests_disk_preallocate_directoryperdb";
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var baseName = "preallocate_directoryperdb"
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var baseName2 = "preallocate_directoryperdb2"
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var baseName3 = "preallocate_directoryperdb3"
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port = allocatePorts( 1 )[ 0 ];
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dbpath = "/data/db/" + baseDir + "/";
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function checkDb2DirAbsent() {
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files = listFiles( dbpath );
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// printjson( files );
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for( var f in files ) {
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var name = files[ f ].name;
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assert.eq( -1, name.indexOf( dbpath + baseName2 ), "baseName2 dir still present" );
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}
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}
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var m = startMongod( "--smallfiles", "--directoryperdb", "--port", port, "--dbpath", dbpath, "--nohttpinterface", "--bind_ip", "127.0.0.1" );
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db = m.getDB( baseName );
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db2 = m.getDB( baseName2 );
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c = db[ baseName ];
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c2 = db2[ baseName2 ];
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big = new Array( 5000 ).toString();
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for( var i = 0; i < 3000; ++i ) {
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c.save( { b:big } );
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c2.save( { b:big } );
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db.getLastError();
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}
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// Due to our write pattern, we expect db2's .3 file to be queued up in the file
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// allocator behind db's .3 file at the time db2 is dropped. This will
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// (incorrectly) cause db2's dir to be recreated until SERVER-2417 is fixed.
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db2.dropDatabase();
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checkDb2DirAbsent();
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db.dropDatabase();
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// Try writing a new database, to ensure file allocator is still working.
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db3 = m.getDB( baseName3 );
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c3 = db[ baseName3 ];
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c3.save( {} );
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assert( !db3.getLastError() );
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assert.eq( 1, c3.count() );
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checkDb2DirAbsent();
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