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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-table-sync";
my $dp = new DSNParser(opts=>$dsn_opts);
my $sb = new Sandbox(basedir => '/tmp', DSNParser => $dp);
my $master_dbh = $sb->get_dbh_for('master');
my $slave_dbh = $sb->get_dbh_for('slave1');
if ( !$master_dbh ) {
plan skip_all => 'Cannot connect to sandbox master';
}
elsif ( !$slave_dbh ) {
plan skip_all => 'Cannot connect to sandbox slave';
}
else {
plan tests => 3;
}
my $output;
my @args = ('--sync-to-master', 'h=127.1,P=12346,u=msandbox,p=msandbox',
qw(-d issue_375 --replicate issue_375.checksums --print));
my $pt_table_checksum = "$trunk/bin/pt-table-checksum h=127.1,P=12345,u=msandbox,p=msandbox -d issue_375 --chunk-size 20 --chunk-size-limit 0 --set-vars innodb_lock_wait_timeout=3";
# #############################################################################
# Issue 996: might not chunk inside of mk-table-checksum's boundaries
# #############################################################################
# Re-using this table for this issue. It has 100 pk rows.
$sb->load_file('master', 't/pt-table-sync/samples/issue_375.sql');
wait_until(
sub {
my $row;
eval {
$row = $slave_dbh->selectrow_hashref("select * from issue_375.t where id=35");
};
return 1 if $row && $row->{foo} eq 'ai';
},
);
# Make the tables differ. These diff rows are all in chunk 1.
$slave_dbh->do("update issue_375.t set foo='foo' where id in (21, 25, 35)");
wait_until(
sub {
my $row;
eval {
$row = $slave_dbh->selectrow_hashref("select * from issue_375.t where id=35");
};
return 1 if $row && $row->{foo} eq 'foo';
},
0.5, 10,
);
# mk-table-checksum the table with 5 chunks of 20 rows.
$output = `$pt_table_checksum --replicate issue_375.checksums`;
is(
PerconaTest::count_checksum_results($output, 'diffs'),
1,
"Chunk checksum diff"
);
# Run mk-table-sync with the replicate table. Chunk size here is relative
# to the mk-table-checksum ranges. So we sub-chunk the 20 row ranges into
# 4 5-row sub-chunks.
my $file = "/tmp/mts-output.txt";
output(
sub { pt_table_sync::main(@args, qw(--chunk-size 5 -v -v)) },
file => $file,
);
# The output shows that the 20-row range was chunked into 4 5-row sub-chunks.
$output = `cat $file | grep 'AS chunk_num' | cut -d' ' -f3,4`;
is(
$output,
"/*issue_375.t:1/5*/ 0
/*issue_375.t:1/5*/ 0
/*issue_375.t:2/5*/ 1
/*issue_375.t:2/5*/ 1
/*issue_375.t:3/5*/ 2
/*issue_375.t:3/5*/ 2
/*issue_375.t:4/5*/ 3
/*issue_375.t:4/5*/ 3
/*issue_375.t:5/5*/ 4
/*issue_375.t:5/5*/ 4
",
"Chunks within chunk"
);
diag(`rm -rf $file >/dev/null`);
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($master_dbh);
ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
exit;
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