mirror of
https://github.com/percona/percona-toolkit.git
synced 2025-09-10 21:19:59 +00:00
139 lines
4.5 KiB
Perl
139 lines
4.5 KiB
Perl
#!/usr/bin/env perl
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BEGIN {
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die "The PERCONA_TOOLKIT_BRANCH environment variable is not set.\n"
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unless $ENV{PERCONA_TOOLKIT_BRANCH} && -d $ENV{PERCONA_TOOLKIT_BRANCH};
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unshift @INC, "$ENV{PERCONA_TOOLKIT_BRANCH}/lib";
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};
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use strict;
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use warnings FATAL => 'all';
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use English qw(-no_match_vars);
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use Test::More;
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# Hostnames make testing less accurate. Tests need to see
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# that such-and-such happened on specific slave hosts, but
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# the sandbox servers are all on one host so all slaves have
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# the same hostname.
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$ENV{PERCONA_TOOLKIT_TEST_USE_DSN_NAMES} = 1;
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use PerconaTest;
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use Sandbox;
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require "$trunk/bin/pt-table-checksum";
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my $dp = new DSNParser(opts=>$dsn_opts);
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my $sb = new Sandbox(basedir => '/tmp', DSNParser => $dp);
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my $master_dbh = $sb->get_dbh_for('master');
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my $slave1_dbh = $sb->get_dbh_for('slave1');
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my $slave2_dbh = $sb->get_dbh_for('slave2');
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if ( !$master_dbh ) {
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plan skip_all => 'Cannot connect to sandbox master';
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}
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elsif ( !$slave1_dbh ) {
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plan skip_all => 'Cannot connect to sandbox slave1';
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}
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elsif ( !$slave2_dbh ) {
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plan skip_all => 'Cannot connect to sandbox slave2';
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}
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else {
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plan tests => 5;
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}
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# The sandbox servers run with lock_wait_timeout=3 and it's not dynamic
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# so we need to specify --lock-wait-timeout=3 else the tool will die.
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# And --max-load "" prevents waiting for status variables. Setting
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# --chunk-size may help prevent the tool from running too fast and finishing
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# before the TEST_WISHLIST job below finishes. (Or, it might just make things
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# worse. This is a random stab in the dark. There is a problem either way.)
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my $master_dsn = 'h=127.1,P=12345,u=msandbox,p=msandbox';
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my @args = ($master_dsn, qw(--lock-wait-timeout 3),
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'--progress', 'time,1', '--max-load', '', '--chunk-size', '500');
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my $output;
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my $row;
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my $scripts = "$trunk/t/pt-table-checksum/scripts/";
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# ############################################################################
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# Tool should check all slaves' lag, so slave2, not just slave1.
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# ############################################################################
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# Must have empty checksums table for these tests.
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$master_dbh->do('drop table if exists percona.checksums');
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# Must not be lagging.
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$sb->wait_for_slaves();
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# This big fancy command waits until it sees the checksum for sakila.city
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# in the repl table on the master, then it stops slave2 for 2 seconds,
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# then starts it again.
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# TEST_WISHLIST PLUGIN_WISHLIST: do this with a plugin to the tool itself,
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# not in this unreliable fashion.
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system("$trunk/util/wait-to-exec '$scripts/wait-for-chunk.sh 12345 sakila city 1' '$scripts/exec-wait-exec.sh 12347 \"stop slave sql_thread\" 2 \"start slave sql_thread\"' 3 >/dev/null &");
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$output = output(
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sub { pt_table_checksum::main(@args, qw(-d sakila)); },
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stderr => 1,
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);
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like(
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$output,
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qr/Replica h=127.0.0.1,P=12347 is stopped/,
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"--progress for slave lag"
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);
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like(
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$output,
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qr/sakila.store$/m,
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"Checksumming continues after waiting for slave lag"
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);
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is(
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PerconaTest::count_checksum_results($output, 'errors'),
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0,
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"No errors after waiting for slave lag"
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);
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# Now wait until the SQL thread is started again.
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$sb->wait_for_slaves();
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# #############################################################################
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# Wait for --replicate table to replicate.
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# https://bugs.launchpad.net/percona-toolkit/+bug/1008778
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# #############################################################################
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$master_dbh->do("DROP DATABASE IF EXISTS percona");
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wait_until(sub {
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my $dbs = $slave2_dbh->selectall_arrayref("SHOW DATABASES");
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return !grep { $_->[0] eq 'percona' } @$dbs;
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});
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$sb->load_file('master', "t/pt-table-checksum/samples/dsn-table.sql");
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$slave2_dbh->do("STOP SLAVE");
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wait_until(sub {
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my $ss = $slave2_dbh->selectrow_hashref("SHOW SLAVE STATUS");
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return $ss->{slave_io_running} eq 'Yes';
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});
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($output) = PerconaTest::full_output(
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sub { pt_table_checksum::main(@args, qw(-t sakila.country),
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"--recursion-method", "dsn=F=/tmp/12345/my.sandbox.cnf,t=dsns.dsns");
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},
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wait_for => 3, # wait this many seconds then kill that ^
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);
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like(
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$output,
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qr/Waiting for the --replicate table to replicate to h=127.1,P=12347/,
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"--progress for --replicate table (bug 1008778)"
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);
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$slave2_dbh->do("START SLAVE");
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$sb->wait_for_slaves();
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# #############################################################################
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# Done.
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# #############################################################################
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$sb->wipe_clean($master_dbh);
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ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
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exit;
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