Files
percona-toolkit/t/pt-table-checksum/retry_timeouts.t

113 lines
2.6 KiB
Perl

#!/usr/bin/env perl
BEGIN {
die "The PERCONA_TOOLKIT_BRANCH environment variable is not set.\n"
unless $ENV{PERCONA_TOOLKIT_BRANCH} && -d $ENV{PERCONA_TOOLKIT_BRANCH};
unshift @INC, "$ENV{PERCONA_TOOLKIT_BRANCH}/lib";
};
use strict;
use warnings FATAL => 'all';
use English qw(-no_match_vars);
use Test::More;
use PerconaTest;
use Sandbox;
require "$trunk/bin/pt-table-checksum";
my $vp = new VersionParser();
my $dp = new DSNParser(opts=>$dsn_opts);
my $sb = new Sandbox(basedir => '/tmp', DSNParser => $dp);
my $dbh = $sb->get_dbh_for('master');
if ( !$dbh ) {
plan skip_all => 'Cannot connect to sandbox master';
}
else {
plan tests => 3;
}
my $output;
my $cnf = '/tmp/12345/my.sandbox.cnf';
my @args = ('-F', $cnf, 'h=127.1', qw(--replicate test.checksums --create-replicate-table -t sakila.city));
$sb->create_dbs($dbh, ['test']);
$dbh->do('use sakila');
$dbh->do('begin');
$dbh->do('select * from city for update');
# city table is now locked until we commit. The child proc is going
# to wait 3 seconds for innodb_lock_wait_timeout, then it should try
# again. So if we commit at 4 seconds, the child should succeed and
# the checksum will appear in test.checksums.
my $pid = fork();
if ( !$pid ) {
# child
my $output = output(
sub { pt_table_checksum::main(@args) },
stderr => 1,
);
exit 0;
}
sleep 4;
$dbh->do('commit');
waitpid ($pid, 0); # reap child
my $row = $dbh->selectrow_hashref('select * from test.checksums');
ok(
$row && $row->{db} eq 'sakila' && $row->{tbl} eq 'city',
"Checksum after lock wait timeout"
);
# Repeat the test but this time let the retry fail to see that the
# failure is captured.
my $outfile = '/tmp/mk-table-checksum-output.txt';
diag(`rm -rf $outfile >/dev/null`);
$dbh->do('truncate table test.checksums');
$dbh->do('begin');
$dbh->do('select * from city for update');
$pid = fork();
if ( !$pid ) {
# child
my $output = output(
sub { pt_table_checksum::main(@args) },
stderr => 1,
file => $outfile,
);
exit 0;
}
sleep 8;
$dbh->do('commit');
waitpid ($pid, 0); # reap child
$row = $dbh->selectrow_hashref('select * from test.checksums');
ok(
!defined $row,
"No checksum due to lock wait timeout"
);
$output = `cat $outfile`;
like(
$output,
qr/Lock wait timeout exceeded/i,
"Lock wait timeout exceeded error captured"
);
diag(`rm -rf $outfile >/dev/null`);
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($dbh);
exit;