mirror of
https://github.com/percona/percona-toolkit.git
synced 2025-09-10 21:19:59 +00:00
110 lines
3.2 KiB
Perl
110 lines
3.2 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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use PerconaTest;
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use Sandbox;
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require "$trunk/bin/pt-table-sync";
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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 $slave_dbh = $sb->get_dbh_for('slave1');
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if ( !$master_dbh ) {
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plan skip_all => 'Cannot connect to sandbox master';
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}
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elsif ( !$slave_dbh ) {
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plan skip_all => 'Cannot connect to sandbox slave';
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}
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else {
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plan tests => 3;
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}
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my $output;
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my @args = ('--sync-to-master', 'h=127.1,P=12346,u=msandbox,p=msandbox',
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qw(-d issue_375 --replicate issue_375.checksums --print));
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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";
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# #############################################################################
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# Issue 996: might not chunk inside of mk-table-checksum's boundaries
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# #############################################################################
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# Re-using this table for this issue. It has 100 pk rows.
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$sb->load_file('master', 't/pt-table-sync/samples/issue_375.sql');
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wait_until(
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sub {
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my $row;
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eval {
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$row = $slave_dbh->selectrow_hashref("select * from issue_375.t where id=35");
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};
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return 1 if $row && $row->{foo} eq 'ai';
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},
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);
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# Make the tables differ. These diff rows are all in chunk 1.
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$slave_dbh->do("update issue_375.t set foo='foo' where id in (21, 25, 35)");
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wait_until(
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sub {
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my $row;
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eval {
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$row = $slave_dbh->selectrow_hashref("select * from issue_375.t where id=35");
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};
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return 1 if $row && $row->{foo} eq 'foo';
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},
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0.5, 10,
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);
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# mk-table-checksum the table with 5 chunks of 20 rows.
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$output = `$pt_table_checksum --replicate issue_375.checksums`;
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is(
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PerconaTest::count_checksum_results($output, 'diffs'),
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1,
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"Chunk checksum diff"
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);
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# Run mk-table-sync with the replicate table. Chunk size here is relative
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# to the mk-table-checksum ranges. So we sub-chunk the 20 row ranges into
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# 4 5-row sub-chunks.
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my $file = "/tmp/mts-output.txt";
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output(
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sub { pt_table_sync::main(@args, qw(--chunk-size 5 -v -v)) },
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file => $file,
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);
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# The output shows that the 20-row range was chunked into 4 5-row sub-chunks.
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$output = `cat $file | grep 'AS chunk_num' | cut -d' ' -f3,4`;
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is(
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$output,
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"/*issue_375.t:1/5*/ 0
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/*issue_375.t:1/5*/ 0
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/*issue_375.t:2/5*/ 1
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/*issue_375.t:2/5*/ 1
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/*issue_375.t:3/5*/ 2
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/*issue_375.t:3/5*/ 2
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/*issue_375.t:4/5*/ 3
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/*issue_375.t:4/5*/ 3
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/*issue_375.t:5/5*/ 4
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/*issue_375.t:5/5*/ 4
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",
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"Chunks within chunk"
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);
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diag(`rm -rf $file >/dev/null`);
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# #############################################################################
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# Done.
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# #############################################################################
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$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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