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PT-2422 - pt-online-schema-change race overwrites new_table_name

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- Added test case
This commit is contained in:
Sveta Smirnova
2025-03-13 21:30:00 +03:00
parent 69cbfca27f
commit 4bf48d864f
1 changed files with 120 additions and 0 deletions
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t/pt-online-schema-change/pt-2422.t Normal file
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#!/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-online-schema-change";
require VersionParser;
use Data::Dumper;
my $dp = new DSNParser(opts=>$dsn_opts);
my $sb = new Sandbox(basedir => '/tmp', DSNParser => $dp);
my $source_dbh = $sb->get_dbh_for('source');
my $replica_dbh = $sb->get_dbh_for('replica1');
if ( !$source_dbh ) {
plan skip_all => 'Cannot connect to sandbox source';
}
elsif ( !$replica_dbh ) {
plan skip_all => 'Cannot connect to sandbox replica';
}
my @args = qw(--set-vars innodb_lock_wait_timeout=3);
my $output = "";
my $dsn = "h=127.1,P=12345,u=msandbox,p=msandbox";
my $exit = 0;
my $sample = "t/pt-online-schema-change/samples";
$sb->load_file('source', "$sample/basic_no_fks_innodb.sql");
$source_dbh->do('CREATE TABLE pt_osc.pt_2422 LIKE pt_osc.t');
$source_dbh->do('INSERT INTO pt_osc.pt_2422 SELECT * FROM pt_osc.t');
($output, $exit) = full_output(
sub { pt_online_schema_change::main(@args, "$dsn,D=pt_osc,t=t",
'--alter', 'engine=innodb', '--execute', '--history') }
);
is(
$exit,
0,
'basic test with option --history finished OK'
) or diag($output);
like(
$output,
qr/Job \d started/,
'Job id printed in the beginning of the tool output'
);
like(
$output,
qr/Job \d finished successfully/,
'Job id printed for successful copy'
);
$output = `/tmp/12345/use -N -e "SELECT new_table_name FROM percona.pt_osc_history WHERE job_id=1"`;
like(
$output,
qr/_t_new/,
'Correct new table name inserted'
) or diag($output);
($output, $exit) = full_output(
sub { pt_online_schema_change::main(@args, "$dsn,D=pt_osc,t=pt_2422",
'--alter', 'engine=innodb', '--execute', '--history') }
);
is(
$exit,
0,
'basic test with second table and option --history finished OK'
) or diag($output);
like(
$output,
qr/Job \d started/,
'Job id printed in the beginning of the tool output for the second table'
);
like(
$output,
qr/Job \d finished successfully/,
'Job id printed for successful copy of the second table'
);
$output = `/tmp/12345/use -N -e "SELECT new_table_name FROM percona.pt_osc_history WHERE job_id=1"`;
like(
$output,
qr/_t_new/,
'New table name for previouse job was not updated'
) or diag($output);
$output = `/tmp/12345/use -N -e "SELECT new_table_name FROM percona.pt_osc_history WHERE job_id=2"`;
like(
$output,
qr/_pt_2422_new/,
'Correct new table name inserted for the second table'
) or diag($output);
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($source_dbh);
ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
#
done_testing;