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# Copyright (C) 2008-2009 Sun Microsystems, Inc. All rights reserved.
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# Use is subject to license terms.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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package GenTest::Validator::DatabaseComparator;
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@ISA = qw(GenTest GenTest::Validator);
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use GenTest::Constants;
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use GenTest::Validator;
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use constant SERVER1_FILE_NAME => 0;
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use constant SERVER2_FILE_NAME => 1;
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my ($validator, $executors, $results) = @_;
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my @ports = ('19306', '19308');
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my $database = $executors->[0]->currentSchema();
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foreach my $port_id (0..1) {
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$files[$port_id] = tmpdir()."/dump_".$$."_".$ports[$port_id].".sql";
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my $mysqldump_result = system("mysqldump --compact --order-by-primary --skip-triggers --skip-extended-insert --no-create-info --host=127.0.0.1 --port=$ports[$port_id] --user=root $database | sort > $files[$port_id]");
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return STATUS_UNKNOWN_ERROR if $mysqldump_result > 0;
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my $diff_result = system("diff --unified $files[SERVER1_FILE_NAME] $files[SERVER2_FILE_NAME]");
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$diff_result = $diff_result >> 8;
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return STATUS_UNKNOWN_ERROR if $diff_result > 1;
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if ($diff_result == 1) {
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say("Differences between the two servers were found after query ".$results->[0]->query());
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return STATUS_REPLICATION_FAILURE;
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foreach my $file (@files) {
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return ['ReplicationWaitForSlave'];