mirror of
https://github.com/percona/percona-toolkit.git
synced 2025-09-10 05:00:45 +00:00
409 lines
11 KiB
Perl
409 lines
11 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 Time::HiRes qw(sleep);
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use PerconaTest;
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use DSNParser;
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use Sandbox;
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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 $dbh = $sb->get_dbh_for('master');
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if ( !$dbh ) {
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plan skip_all => 'Cannot connect to sandbox master';
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}
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my $cnf = "/tmp/12345/my.sandbox.cnf";
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my $pid_file = "/tmp/pt-stalk.pid.$PID";
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my $log_file = "/tmp/pt-stalk.log.$PID";
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my $dest = "/tmp/pt-stalk.collect.$PID";
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my $int_file = "/tmp/pt-stalk-after-interval-sleep";
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my $pid;
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sub cleanup {
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diag(`rm $pid_file $log_file $int_file 2>/dev/null`);
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diag(`rm -rf $dest 2>/dev/null`);
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}
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sub wait_n_cycles {
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my ($n) = @_;
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PerconaTest::wait_until(
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sub {
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return 0 unless -f "$dest/after_interval_sleep";
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my $n_cycles = `wc -l "$dest/after_interval_sleep" | awk '{print \$1}'`;
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$n_cycles ||= '';
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chomp($n_cycles);
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return ($n_cycles || 0) >= $n;
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},
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1.5,
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15
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);
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}
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# ###########################################################################
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# Test that it won't run if can't connect to MySQL.
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# ###########################################################################
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my $retval = system("$trunk/bin/pt-stalk -- --no-defaults --protocol socket --socket /dev/null >$log_file 2>&1");
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my $output = `cat $log_file`;
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like(
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$output,
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qr/Cannot connect to MySQL/,
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"Cannot connect to MySQL"
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);
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is(
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$retval >> 8,
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1,
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"Exit 1"
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);
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# ###########################################################################
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# Test that it runs and dies normally.
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# ###########################################################################
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cleanup();
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# As of v2.1.9 when --verbose was added, non-matching checks are not
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# printed by default. So we use the --plugin to tell us when the tool
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# has completed a cycle.
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$retval = system("$trunk/bin/pt-stalk --daemonize --pid $pid_file --log $log_file --dest $dest --plugin $trunk/t/pt-stalk/samples/plugin002.sh -- --defaults-file=$cnf");
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is(
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$retval >> 8,
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0,
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"Parent exit 0"
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);
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PerconaTest::wait_for_files($pid_file, $log_file);
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ok(
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-f $pid_file,
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"Creates PID file"
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);
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ok(
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-f $log_file,
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"Creates log file"
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);
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sleep 1;
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ok(
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-d $dest,
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"Creates --dest (collect) dir"
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);
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chomp($pid = `cat $pid_file 2>/dev/null`);
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$retval = system("kill -0 $pid");
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is(
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$retval >> 0,
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0,
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"pt-stalk is running"
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);
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wait_n_cycles(2);
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PerconaTest::kill_program(pid_file => $pid_file);
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$output = `cat $log_file 2>/dev/null`;
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unlike(
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$output,
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qr/Check results: Threads_running=\d+, matched=no, cycles_true=0/,
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"Non-matching results not logged because --verbose=2"
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) or diag(`cat $log_file 2>/dev/null`, `cat $dest/*-output 2>/dev/null`);
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PerconaTest::wait_until(sub { !-f $pid_file });
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ok(
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! -f $pid_file,
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"Removes PID file"
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);
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$output = `cat $log_file 2>/dev/null`;
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like(
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$output,
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qr/Caught signal, exiting/,
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"Caught signal logged"
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) or diag(`cat $log_file 2>/dev/null`, `cat $dest/*-output 2>/dev/null`);
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# #############################################################################
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# --verbose 3 (non-matching results)
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# #############################################################################
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cleanup();
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$retval = system("$trunk/bin/pt-stalk --daemonize --pid $pid_file --log $log_file --dest $dest --verbose 3 -- --defaults-file=$cnf");
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PerconaTest::wait_for_files($pid_file, $log_file);
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PerconaTest::wait_for_sh("grep -q 'Check results' $log_file >/dev/null");
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PerconaTest::kill_program(pid_file => $pid_file);
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$output = `cat $log_file 2>/dev/null`;
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like(
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$output,
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qr/Check results: Threads_running=\d+, matched=no, cycles_true=0/,
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"Matching results logged with --verbose 3"
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) or diag(`cat $log_file 2>/dev/null`, `cat $dest/*-output 2>/dev/null`);
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# #############################################################################
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# --verbose 1 (just errors and warnings)
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# #############################################################################
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cleanup();
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$retval = system("$trunk/bin/pt-stalk --daemonize --pid $pid_file --log $log_file --dest $dest --verbose 1 --plugin $trunk/t/pt-stalk/samples/plugin002.sh -- --defaults-file=$cnf");
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PerconaTest::wait_for_files($pid_file, $log_file);
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wait_n_cycles(2);
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PerconaTest::kill_program(pid_file => $pid_file);
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$output = `cat $log_file 2>/dev/null`;
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like(
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$output,
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qr/Caught signal, exiting/,
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"Warning logged (--verbose 1)"
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);
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unlike(
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$output,
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qr/Start|Collect|Check/i,
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"No run info log (--verbose 1)"
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);
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# ###########################################################################
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# Test collect.
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# ###########################################################################
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cleanup();
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# We'll have to watch Uptime since it's the only status var that's going
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# to be predictable.
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my (undef, $uptime) = $dbh->selectrow_array("SHOW STATUS LIKE 'Uptime'");
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my $threshold = $uptime + 2;
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$retval = system("$trunk/bin/pt-stalk --iterations 1 --dest $dest --variable Uptime --threshold $threshold --cycles 2 --run-time 2 --pid $pid_file -- --defaults-file=$cnf >$log_file 2>&1");
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PerconaTest::wait_until(sub { !-f $pid_file });
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$output = `cat $dest/*-trigger 2>/dev/null`;
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like(
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$output,
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qr/Check results: Uptime=\d+, matched=yes, cycles_true=2/,
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"Collect triggered"
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)
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or diag(
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'output', $output,
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'log file', `cat $log_file 2>/dev/null`,
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'collector', `cat $dest/*-output 2>/dev/null`,
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'dest', `ls -l $dest/ 2>/dev/null`,
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'df', `cat $dest/*-df 2>/dev/null`,
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);
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# There is some nondeterminism here. Sometimes it'll run for 2 samples because
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# the samples may not be precisely 1 second apart.
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chomp($output = `cat $dest/*-df 2>/dev/null | grep -c '^TS'`);
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ok(
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$output >= 1 && $output <= 3,
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"Collect ran for --run-time"
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)
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or diag(
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'output', $output,
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'log file', `cat $log_file 2>/dev/null`,
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'collector', `cat $dest/*-output 2>/dev/null`,
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'dest', `ls -l $dest/ 2>/dev/null`,
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'df', `cat $dest/*-df 2>/dev/null`,
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);
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ok(
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PerconaTest::not_running("pt-stalk --iterations 1"),
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"pt-stalk is not running"
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);
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$output = `cat $dest/*-trigger 2>/dev/null`;
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like(
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$output,
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qr/pt-stalk ran with --function=status --variable=Uptime --threshold=$threshold/,
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"Trigger file logs how pt-stalk was ran"
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);
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chomp($output = `cat $log_file 2>/dev/null | grep 'Collect [0-9] PID'`);
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like(
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$output,
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qr/Collect 1 PID \d+/,
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"Collector PID logged"
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)
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or diag(
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'output', $output,
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'log file', `cat $log_file 2>/dev/null`,
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'collector', `cat $dest/*-output 2>/dev/null`,
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);
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# ###########################################################################
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# Triggered but --no-collect.
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# ###########################################################################
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cleanup();
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(undef, $uptime) = $dbh->selectrow_array("SHOW STATUS LIKE 'Uptime'");
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$threshold = $uptime + 2;
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$retval = system("$trunk/bin/pt-stalk --no-collect --iterations 1 --dest $dest --variable Uptime --threshold $threshold --cycles 1 --run-time 1 --pid $pid_file -- --defaults-file=$cnf >$log_file 2>&1");
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PerconaTest::wait_until(sub { !-f $pid_file });
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$output = `cat $log_file 2>/dev/null`;
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like(
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$output,
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qr/Collect 1 triggered/,
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"Collect triggered"
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);
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ok(
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! -f "$dest/*",
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"No files collected"
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) or diag(`ls -l $dest/ 2>/dev/null`);
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ok(
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PerconaTest::not_running("pt-stalk --no-collect"),
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"pt-stalk is not running"
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);
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# #############################################################################
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# --config
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# #############################################################################
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cleanup();
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diag(`cp $ENV{HOME}/.pt-stalk.conf $ENV{HOME}/.pt-stalk.conf.original 2>/dev/null`);
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diag(`cp $trunk/t/pt-stalk/samples/config001.conf $ENV{HOME}/.pt-stalk.conf`);
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system "$trunk/bin/pt-stalk --dest $dest --pid $pid_file >$log_file 2>&1 &";
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PerconaTest::wait_for_files($pid_file);
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sleep 1;
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chomp($pid = `cat $pid_file`);
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$retval = system("kill $pid 2>/dev/null");
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is(
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$retval >> 0,
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0,
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"Killed pt-stalk"
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);
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$output = `cat $log_file 2>/dev/null`;
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like(
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$output,
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qr/Check results: Aborted_connects=|variable=Aborted_connects/,
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"Read default config file"
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);
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diag(`rm $ENV{HOME}/.pt-stalk.conf`);
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diag(`cp $ENV{HOME}/.pt-stalk.conf.original $ENV{HOME}/.pt-stalk.conf 2>/dev/null`);
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# #############################################################################
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# Don't stalk, just collect.
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# #############################################################################
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cleanup();
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$retval = system("$trunk/bin/pt-stalk --no-stalk --run-time 2 --dest $dest --prefix nostalk --pid $pid_file -- --defaults-file=$cnf >$log_file 2>&1");
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PerconaTest::wait_until(sub { !-f $pid_file });
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$output = `cat $dest/nostalk-trigger 2>/dev/null`;
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like(
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$output,
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qr/Not stalking/,
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"Not stalking, collect triggered"
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)
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or diag(
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'dest', `ls -l $dest/ 2>/dev/null`,
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'log_file', `cat $log_file 2>/dev/null`,
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'collector', `cat $dest/*-output 2>/dev/null`,
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);
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chomp($output = `grep -c '^TS' $dest/nostalk-df 2>/dev/null`);
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is(
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$output,
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2,
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"Not stalking, collect ran for --run-time"
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)
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or diag(
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'dest', `ls -l $dest/ 2>/dev/null`,
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'log_file', `cat $log_file 2>/dev/null`,
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'collector', `cat $dest/*-output 2>/dev/null`,
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);
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my $vmstat = `which vmstat 2>/dev/null`;
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SKIP: {
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skip "vmstat is not installed", 1 unless $vmstat;
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chomp(my $n=`awk '/[ ]*[0-9]/ { n += 1 } END { print n }' "$dest/nostalk-vmstat"`);
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is(
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$n,
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"2",
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"vmstat ran for --run-time seconds (bug 955860)"
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);
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};
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is(
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`cat $dest/nostalk-hostname 2>/dev/null`,
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`hostname`,
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"Not stalking, collect gathered data"
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)
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or diag(
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'dest', `ls -l $dest/ 2>/dev/null`,
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'log_file', `cat $log_file 2>/dev/null`,
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'collector', `cat $dest/*-output 2>/dev/null`,
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);
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ok(
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PerconaTest::not_running("pt-stalk --no-stalk"),
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"Not stalking, pt-stalk is not running"
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)
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or diag(
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'dest', `ls -l $dest/ 2>/dev/null`,
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'log_file', `cat $log_file 2>/dev/null`,
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'collector', `cat $dest/*-output 2>/dev/null`,
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);
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# ############################################################################
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# bad "find" usage in purge_samples gives
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# https://bugs.launchpad.net/percona-toolkit/+bug/942114
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# ############################################################################
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use File::Temp qw( tempdir );
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my $tempdir = tempdir( CLEANUP => 1 );
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my $script = <<"EOT";
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. $trunk/bin/pt-stalk
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purge_samples $tempdir 10000 2>&1
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EOT
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$output = `$script`;
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unlike(
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$output,
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qr/\Qfind: warning: you have specified the -depth option/,
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"Bug 942114: no bad find usage"
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);
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# #############################################################################
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# Done.
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# #############################################################################
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cleanup();
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diag(`rm -rf $dest 2>/dev/null`);
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ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
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done_testing;
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