#!/usr/bin/perl -w
# check_fastcgi.pl checks if a php-cgi server (or, theorically, any
# other fastcgi server) is alive.
#
# Copyright (c) 2009 Rodolfo Gonzalez <
[email protected]>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# include modules
use strict;
use FCGI::Client;
use IO::Socket::INET;
use Getopt::Long;
# command line parameters with some defaults
my $host = ''; # server host
my $port = 9999; # tcp port
my $script = ''; # test script (absolute path starting at / - root directory -)
my $query_string = ''; # query string
my $expected = 'OK'; # expected string
my $timeout = 5; # timeout in seconds
# check command line options
GetOptions ('H=s' => \$host, 'p=i' => \$port, 's=s' => \$script, 'q=s' => \$query_string, 'e=s' => \$expected, 't=i' => \$timeout);
if (($host eq '') || ($script eq '')) {
print "Usage: check_php-cgi.pl -H host -s <test script> [-p port] [-q <query string>] [-e <expected string>] [-t <timeout seconds>]\n";
exit(-1);
}
# run check
my $sock = IO::Socket::INET->new(
PeerAddr => $host,
PeerPort => $port,
Timeout => $timeout,
Proto => 'tcp',
) or &_bad();
my $client = FCGI::Client::Connection->new( sock => $sock ) or &_bad();
my ( $stdout, $stderr ) = $client->request(
+{
REQUEST_METHOD => 'GET',
PHP_SELF => $script,
SCRIPT_FILENAME => $script,
QUERY_STRING => $query_string,
},
''
) or &_bad();
if ($stdout =~ /$expected/) {
&_good();
}
else {
&_bad();
}
sub _good()
{
print "OK: fastcgi server is working.";
exit(0);
}
sub _bad()
{
print "FastCGI CRITICAL: fastcgi has not responded.";
exit(2);
}