Files
percona-toolkit/t/pt-kill/kill.t

324 lines
8.0 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 Time::HiRes qw(sleep);
use Test::More;
use PerconaTest;
use Sandbox;
require "$trunk/bin/pt-kill";
use Data::Dumper;
$Data::Dumper::Indent = 1;
$Data::Dumper::Sortkeys = 1;
$Data::Dumper::Quotekeys = 0;
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 => 21;
}
my $output;
my $cnf='/tmp/12345/my.sandbox.cnf';
# TODO: These tests need something to match, so we background
# a SLEEP(4) query and match that, but this isn't ideal because
# it's time-based. Better is to use a specific db and --match-db.
my $sys_cmd = "/tmp/12345/use -h127.1 -P12345 -umsandbox -pmsandbox -e 'select sleep(4)' >/dev/null 2>&1 &";
# #############################################################################
# Test that --kill kills the connection.
# #############################################################################
system($sys_cmd);
sleep 0.5;
my $rows = $dbh->selectall_hashref('show processlist', 'id');
my $pid;
map { $pid = $_->{id} }
grep { $_->{info} && $_->{info} =~ m/select sleep\(4\)/ }
values %$rows;
ok(
$pid,
'Got proc id of sleeping query'
) or diag(Dumper($rows));
$output = output(
sub {
pt_kill::main('-F', $cnf, qw(--kill --print --run-time 1 --interval 1),
"--match-info", 'select sleep\(4\)')
},
);
like(
$output,
qr/KILL $pid /,
'--kill'
);
sleep 0.5;
$rows = $dbh->selectall_hashref('show processlist', 'id');
my $con_alive = grep { $_->{id} eq $pid } values %$rows;
ok(
!$con_alive,
'Killed connection'
);
# #############################################################################
# Test that --kill-query only kills the query, not the connection.
# #############################################################################
# Here's how this works. This cmd is going to try 2 queries on the same
# connection: sleep5 and sleep3. --kill-query will kill sleep5 causing
# sleep3 to start using the same connection id (pid).
system("/tmp/12345/use -h127.1 -P12345 -umsandbox -pmsandbox -e 'select sleep(5); select sleep(3)' >/dev/null&");
sleep 0.5;
$rows = $dbh->selectall_hashref('show processlist', 'id');
$pid = 0; # reuse, reset
map { $pid = $_->{id} }
grep { $_->{info} && $_->{info} =~ m/select sleep\(5\)/ }
values %$rows;
ok(
$pid,
'Got proc id of sleeping query'
);
$output = output(
sub { pt_kill::main('-F', $cnf, qw(--kill-query --print --run-time 1 --interval 1),
'--match-info', 'select sleep\(5\)') },
);
like(
$output,
qr/KILL QUERY $pid /,
'--kill-query'
);
sleep 1;
$rows = $dbh->selectall_hashref('show processlist', 'id');
$con_alive = grep { $_->{id} eq $pid } values %$rows;
ok(
$con_alive,
'Killed query, not connection'
);
is(
($rows->{$pid}->{info} || ''),
'select sleep(3)',
'Connection is still alive'
);
# #############################################################################
# Test that --log-dsn
# #############################################################################
$dbh->do("DROP DATABASE IF EXISTS `kill_test`");
$dbh->do("CREATE DATABASE `kill_test`");
my $sql = OptionParser->read_para_after(
"$trunk/bin/pt-kill", qr/MAGIC_create_log_table/);
$sql =~ s/kill_log/`kill_test`.`log_table`/;
my $log_dsn = "h=127.1,P=12345,u=msandbox,p=msandbox,D=kill_test,t=log_table";
$dbh->do($sql);
{
system($sys_cmd);
sleep 0.5;
local $EVAL_ERROR;
eval {
pt_kill::main('-F', $cnf, qw(--kill --run-time 1 --interval 1),
"--match-info", 'select sleep\(4\)',
"--log-dsn", $log_dsn,
)
};
is(
$EVAL_ERROR,
'',
"--log-dsn works if the table exists and --create-log-table wasn't passed in."
);
local $EVAL_ERROR;
my $results = eval { $dbh->selectall_arrayref("SELECT * FROM `kill_test`.`log_table`", { Slice => {} } ) };
is(
$EVAL_ERROR,
'',
"...and we can query the table"
) or diag $EVAL_ERROR;
is(
scalar @$results,
1,
"...which contains one entry"
);
my $reason = $dbh->selectrow_array("SELECT reason FROM `kill_test`.`log_table` WHERE kill_id=1");
is(
$reason,
'Query matches Info spec',
'reason gets set to something sensible'
);
TODO: {
local $TODO = "Time_ms currently isn't reported";
my $time_ms = $dbh->selectrow_array("SELECT Time_ms FROM `kill_test`.`log_table` WHERE kill_id=1");
ok(
$time_ms,
"TIME_MS"
);
}
my $result = shift @$results;
my $against = {
user => 'msandbox',
host => 'localhost',
db => undef,
command => 'Query',
state => ($sandbox_version lt '5.1' ? "executing" : "User sleep"),
info => 'select sleep(4)',
};
my %trimmed_result;
@trimmed_result{ keys %$against } = @{$result}{ keys %$against };
$trimmed_result{host} =~ s/localhost:[0-9]+/localhost/;
is_deeply(
\%trimmed_result,
$against,
"...and was populated as expected",
) or diag(Dumper($result));
system($sys_cmd);
sleep 0.5;
local $EVAL_ERROR;
eval {
pt_kill::main('-F', $cnf, qw(--kill --run-time 1 --interval 1),
"--create-log-table",
"--match-info", 'select sleep\(4\)',
"--log-dsn", $log_dsn,
)
};
is(
$EVAL_ERROR,
'',
"--log-dsn --create-log-table and the table exists"
);
}
{
$dbh->do("DROP TABLE IF EXISTS `kill_test`.`log_table`");
system($sys_cmd);
sleep 0.5;
local $EVAL_ERROR;
eval {
pt_kill::main('-F', $cnf, qw(--kill --run-time 1 --interval 1),
"--create-log-table",
"--match-info", 'select sleep\(4\)',
"--log-dsn", $log_dsn,
)
};
is(
$EVAL_ERROR,
'',
"--log-dsn --create-log-table and the table doesn't exists"
);
}
{
$dbh->do("DROP TABLE IF EXISTS `kill_test`.`log_table`");
local $EVAL_ERROR;
eval {
pt_kill::main('-F', $cnf, qw(--kill --run-time 1 --interval 1),
"--match-info", 'select sleep\(4\)',
"--log-dsn", $log_dsn,
)
};
like(
$EVAL_ERROR,
qr/\Q--log-dsn table does not exist. Please create it or specify\E/,
"By default, --log-dsn doesn't autogenerate a table"
);
}
for my $dsn (
q/h=127.1,P=12345,u=msandbox,p=msandbox,t=log_table/,
q/h=127.1,P=12345,u=msandbox,p=msandbox,D=kill_test/,
q/h=127.1,P=12345,u=msandbox,p=msandbox/,
) {
local $EVAL_ERROR;
eval {
pt_kill::main('-F', $cnf, qw(--kill --run-time 1 --interval 1),
"--match-info", 'select sleep\(4\)',
"--log-dsn", $dsn,
)
};
like(
$EVAL_ERROR,
qr/\Q--log-dsn does not specify a database (D) or a database-qualified table (t)\E/,
"--log-dsn croaks if t= or D= are absent"
);
}
# Run it twice
for (1,2) {
system($sys_cmd);
sleep 0.5;
pt_kill::main('-F', $cnf, qw(--kill --run-time 1 --interval 1),
"--create-log-table",
"--match-info", 'select sleep\(4\)',
"--log-dsn", $log_dsn,
);
}
my $results = $dbh->selectall_arrayref("SELECT * FROM `kill_test`.`log_table`");
is(
scalar @$results,
2,
"Different --log-dsn runs reuse the same table."
);
$dbh->do("DROP DATABASE IF EXISTS kill_test");
PerconaTest::wait_until(
sub {
$results = $dbh->selectall_hashref('SHOW PROCESSLIST', 'id');
return !grep { ($_->{info} || '') =~ m/sleep \(4\)/ } values %$results;
}
);
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($dbh);
ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
exit;