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contrib-munin/plugins/other/php-fcgi

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2010-10-12 05:49:07 +02:00
#!/usr/bin/perl -w
# -*- mode: cperl; mode: autopair -*-
# Magic markers:
#%# family=auto
#%# capabilities=autoconf
# php_fcgi --- Munin plugin for determining the memory usage and
# number of PHP FastCGI processes.
# Copyright (C) 2010 António P. P. Almeida <appa@perusio.net>
# Author: António P. P. Almeida <appa@perusio.net>
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# Except as contained in this notice, the name(s) of the above copyright
# holders shall not be used in advertising or otherwise to promote the sale,
# use or other dealings in this Software without prior written authorization.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
=head1 NAME
php_fcgi - Munin plugin to show the Memory anf number of processes used by PHP FastCGI.
=encoding utf8
=head1 APPLICABLE SYSTEMS
Any host running PHP FastCGI.
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=head1 VERSION
1.0
=head1 BUGS
None known
=head1 AUTHOR
António Almeida <appa@perusio.net>
=head1 REPOSITORY
Source code at http://github.com/perusio/munin-php-cgi
=head1 LICENSE
MIT
=cut
## Support for rounding functions.
use POSIX;
## Munin config method.
if (exists $ARGV[0] and $ARGV[0] eq "config") {
print "graph_title PHP CGI [MB]\n";
print "graph_vlabel PHP CGI Memory usage\n";
print "graph_category php-cgi\n";
print "graph_args -l 0\n";
print "php_cgi_ram.label PHP CGI Used RAM\n";
print "php_cgi_ram.draw LINE2\n";
print "php_cgi_processes.info Number of PHP CGI processes\n";
print "php_cgi_processes.label processes\n";
exit 0;
} else {
my ($pp, $pm) = eval(`ps u -p \$(pidof php-cgi) | awk 'NR > 1 {pm += \$5} END {print "("NR-1","pm/1024")"}'`);
printf("php_cgi_ram.value %d\n", ceil($pm));
print "php_cgi_processes.value $pp\n";
}