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bug-1592608 BLOB/TEXT/BINARY Checksum uses CRC32

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This commit is contained in:
Carlos Salguero
2016-06-23 17:14:25 -03:00
parent 3818331685
commit c7e7ba7331
4 changed files with 79 additions and 1 deletions
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3
lib/RowChecksum.pm
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@@ -224,6 +224,9 @@ sub get_checksum_columns {
elsif ( $trim && $type =~ m/varchar/ ) { elsif ( $trim && $type =~ m/varchar/ ) {
$result = "TRIM($result)"; $result = "TRIM($result)";
} }
elsif ( $type =~ m/blob|text|binary/ ) {
$result = "CRC32($result)";
}
$result; $result;
} }
grep { grep {

2
sandbox/servers/5.6/my.sandbox.cnf
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@@ -15,7 +15,7 @@ innodb_buffer_pool_size = 16M
innodb_data_home_dir = /tmp/PORT/data innodb_data_home_dir = /tmp/PORT/data
innodb_log_group_home_dir = /tmp/PORT/data innodb_log_group_home_dir = /tmp/PORT/data
innodb_data_file_path = ibdata1:10M:autoextend innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_file_size = 5M innodb_log_file_size = 64M
log-bin = mysql-bin log-bin = mysql-bin
relay_log = mysql-relay-bin relay_log = mysql-relay-bin
log_slave_updates log_slave_updates

64
t/pt-table-checksum/issue_1592608.t Normal file
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@@ -0,0 +1,64 @@
#!/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;
use SqlModes;
require "$trunk/bin/pt-table-checksum";
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 => 2;
}
# The sandbox servers run with lock_wait_timeout=3 and it's not dynamic
# so we need to specify --set-vars innodb_lock_wait_timeout=3 else the tool will die.
# And --max-load "" prevents waiting for status variables.
my $master_dsn = 'h=127.1,P=12345,u=msandbox,p=msandbox,D=bug_1592608';
my @args = ($master_dsn, qw(--set-vars innodb_lock_wait_timeout=3), '--max-load', '');
my $output;
# We test that checksum works with invalid dates,
# but for that we need to turn off MySQL's NO_ZERO_IN_DATE mode
my $modes = new SqlModes($dbh, global=>1);
$modes->del('NO_ZERO_IN_DATE');
$sb->load_file('master', 't/pt-table-checksum/samples/issue_1592608.sql');
# #############################################################################
# Issue 602: mk-table-checksum issue with invalid dates
# #############################################################################
#sub { pt_table_checksum::main(@args, qw(-t issue_1592608.t --tables t )) },
$output = output(
sub { pt_table_checksum::main(@args, qw(-t t)) },
stderr => 1,
);
is(
PerconaTest::count_checksum_results($output, 'rows'),
1,
"Large BLOB/TEXT/BINARY Checksum"
);
$modes->restore_original_modes();
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($dbh);
ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
exit;

11
t/pt-table-checksum/samples/issue_1592608.sql Normal file
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@@ -0,0 +1,11 @@
CREATE SCHEMA IF NOT EXISTS bug_1592608;
USE bug_1592608;
DROP TABLE IF EXISTS t;
CREATE TABLE t (
id INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
a MEDIUMTEXT,
b MEDIUMBLOB
)engine=innodb;
INSERT INTO t (a, b) VALUES (REPEAT('a', 2097152*2), CAST(REPEAT('a', 2097152*2) AS BINARY));