phpfpm_memory

#!/usr/bin/perl
# -*- perl -*-

=encoding utf8

=head1 NAME

phpfpm_connections - Munin plugin for monitoring PHP-FPM memory usage.

=head1 CONFIGURATION

You might need to specify connection parameters in the plugin
configuration to override the defaults. These are the defaults:

  [phpfpm_*]
    env.phpbin php-fpm
    env.phppool www

=head1 PARAMETERS:

 config (required)
 autoconf (optional - used by munin-config)

=over

=head1 LICENSE

Copyright TJ Stein 2010 http://constantshift.com

=head1 MAGICK MARKERS

  #%# family=auto
  #%# capabilities=autoconf

=cut


my $PHP_BIN = exists $ENV{'phpbin'} ? $ENV{'phpbin'} : "php-fpm";
my $PHP_POOL = exists $ENV{'phppool'} ? $ENV{'phppool'} : "www";

if ( defined $ARGV[0] and $ARGV[0] eq "autoconf" )
{
        print "yes\n";
        exit 0;
}

if ( exists $ARGV[0] and $ARGV[0] eq "config" ) {
        print "graph_title PHP-FPM Memory Usage\n";
        print "graph_vlabel RAM\n";
        print "graph_category PHP\n";
        print "ram.label ram\n";
                print "graph_args --base 1024\n";
} else {
        my $i = Integer;
        @cmd = `ps auwx | grep "$PHP_BIN: pool $PHP_POOL" | grep -v grep | grep -v phpfpm_memory`;
        foreach (@cmd) {
                @return = split(/ +/, $_);
                $i += @return[5]*1024;
        }
        print "ram.value ".$i."\n";
}