php_apc_

#!/usr/bin/perl
#
# Magic markers:
#%# family=auto
#%# capabilities=autoconf

use strict;
use Munin::Plugin;

need_multigraph();

my $ret = undef;

if (! eval "require LWP::UserAgent;")
{
	$ret = "LWP::UserAgent not found";
}

my $URL = exists $ENV{'url'} ? $ENV{'url'} : "http://127.0.0.1:%d/apc_info.php?auto";
my @PORTS = exists $ENV{'ports'} ? split(' ', $ENV{'ports'}) : (80);

if ( defined $ARGV[0] and $ARGV[0] eq "autoconf" )
{
	if ($ret)
	{
		print "no ($ret)\n";
		exit 1;
	}

	my $ua = LWP::UserAgent->new(timeout => 30);

	my @badports;
	foreach my $port (@PORTS) {
		my $url = sprintf $URL, $port;
		my $response = $ua->request(HTTP::Request->new('GET',$url));
		push @badports, $port unless $response->is_success and $response->content =~ /^mode: /im;
	}
	if (@badports) {
		print "no (apc-status)\n";
		exit 1;
	} else {
		print "yes\n";
		exit 0;
	}
}

if ( defined $ARGV[0] and $ARGV[0] eq "config" )
{

$0 =~ /php_apc([^_]+)?_(.+)*/;
my $custom_name = $1;
my $plugin = $2;

## PHP APC Cache Usage
if($plugin eq 'usage') {
print("multigraph php_apc$custom_name\_usage
graph_title Cache Usage $custom_name
graph_args --base 1024 -l 0
graph_vlabel Bytes
graph_category php-apc
graph_order used free
graph_total Total
used.label Used Memory
used.draw AREASTACK
fragmented.label Fragmented Memory
fragmented.draw AREASTACK
free.label Available Memory
free.draw AREASTACK
");
}

## PHP APC Cache Usage
if($plugin eq 'mem_size') {
print("multigraph php_apc$custom_name\_mem_size
graph_title Used Memory $custom_name
graph_args --base 1024 -l 0
graph_vlabel Bytes
graph_category php-apc
graph_total Total
optcode_size.label Optcode Cache
optcode_size.draw AREASTACK
user_size.label User Cache
user_size.draw AREASTACK
free.label Available Memory
free.draw AREASTACK
");
}

## PHP APC User Cache Usage Only
if($plugin eq 'user_mem_size') {
print("multigraph php_apc$custom_name\_user_mem_size
graph_title Used Memory $custom_name
graph_args --base 1024 -l 0
graph_vlabel Bytes
graph_category php-apc
graph_total Total
user_size.label User Cache
user_size.draw AREASTACK
free.label Available Memory
free.draw AREASTACK
");
}


## PHP APC Hit / Miss by percentage
elsif($plugin eq 'hit_miss') {
print("multigraph php_apc$custom_name\_hit_miss
graph_title Optcode Cache Hits / Misses $custom_name
graph_args --base 1000 --lower-limit 0 --upper-limit 100 --rigid
graph_vlabel Percent
graph_category php-apc
graph_total Total
hits.label Hits
hits.draw AREA
hits.min 0
misses.label Misses
misses.draw STACK
misses.min 0
misses.warning 50
");
}

## PHP APC Purge rate (# Entries / Inserts)
elsif($plugin eq 'purge') {
print("multigraph php_apc$custom_name\_purge
graph_title Purge rate $custom_name
graph_args --base 1000 --lower-limit 0 --upper-limit 100 --rigid
graph_vlabel Percent
graph_category php-apc
purge_rate.label Optcode Cache
purge_rate.draw LINE2
purge_rate.min 0
purge_rate.warning 10
user_purge_rate.label User Cache
user_purge_rate.draw LINE2
user_purge_rate.min 0
user_purge_rate.warning 10
");
}

## PHP APC User Purge rate (# Entries / Inserts) Only
elsif($plugin eq 'user_purge') {
print("multigraph php_apc$custom_name\_user_purge
graph_title Purge rate $custom_name
graph_args --base 1000 --lower-limit 0 --upper-limit 100 --rigid
graph_vlabel Percent
graph_category php-apc
user_purge_rate.label User Cache
user_purge_rate.draw LINE2
user_purge_rate.min 0
user_purge_rate.warning 10
");
}


## PHP APC Fragmentation
elsif($plugin eq 'fragmentation') {
print("multigraph php_apc$custom_name\_fragmentation
graph_title Fragmentation $custom_name
graph_args --base 1000 --upper-limit 100
graph_vlabel Percent
graph_category php-apc
fragment_percentage.label Fragmentation Percent
fragment_percentage.draw LINE2
fragment_percentage.min 0
fragment_percentage.warning 10
");
}

## PHP APC Number of files in cache
elsif($plugin eq 'files') {
print("multigraph php_apc$custom_name\_files
graph_title Files in Optcode Cache $custom_name
graph_args -l 0
graph_vlabel Number of Files
graph_category php-apc
entries.label Number of files
entries.draw LINE2
entries.min 0
");
}

## PHP APC Rates
elsif($plugin eq 'rates') {
print("multigraph php_apc$custom_name\_rates
graph_title Optcode Hit, Miss and Insert Rates $custom_name
graph_args --base 1000
graph_vlabel Cache Requests / Second
graph_category php-apc
request_rate.label Request rate (Hits + Misses)
request_rate.draw LINE2
request_rate.min 0
hit_rate.label Hit rate
hit_rate.draw LINE2
hit_rate.min 0
miss_rate.label Miss rate
miss_rate.draw LINE2
miss_rate.min 0
insert_rate.label Insert rate
insert_rate.draw LINE2
insert_rate.min 0
");
}

## PHP APC User Cache Hit / Miss by percentage
elsif($plugin eq 'user_hit_miss') {
print("multigraph php_apc$custom_name\_user_hit_miss
graph_title User Cache Hits / Misses $custom_name
graph_args --base 1000 --lower-limit 0 --upper-limit 100 --rigid
graph_vlabel Percent
graph_category php-apc
graph_total Total
user_hits.label Hits
user_hits.draw AREA
user_hits.min 0
user_misses.label Misses
user_misses.draw STACK
user_misses.min 0
user_misses.warning 50
");
}

## PHP APC User Cache Number of entries in cache
elsif($plugin eq 'user_entries') {
print("multigraph php_apc$custom_name\_user_entries
graph_title User Entries in Cache $custom_name
graph_args -l 0
graph_vlabel Number of Entries
graph_category php-apc
user_entries.label Number of entries
user_entries.draw LINE2
user_entries.min 0
");
}

## PHP APC User Cache Rates
elsif($plugin eq 'user_rates') {
print("multigraph php_apc$custom_name\_user_rates
graph_title User Cache Hit, Miss and Insert Rates $custom_name
graph_args --base 1000
graph_vlabel Cache Requests / Second
graph_category php-apc
user_request_rate.label Request rate (Hits + Misses)
user_request_rate.draw LINE2
user_request_rate.min 0
user_hit_rate.label Hit rate
user_hit_rate.draw LINE2
user_hit_rate.min 0
user_miss_rate.label Miss rate
user_miss_rate.draw LINE2
user_miss_rate.min 0
user_insert_rate.label Insert rate
user_insert_rate.draw LINE2
user_insert_rate.min 0
");
}


exit 0;
}

foreach my $port (@PORTS)
{
    my $ua = LWP::UserAgent->new(timeout => 30);
    my $url = sprintf $URL, $port;
    my $response = $ua->request(HTTP::Request->new('GET',$url));
    
    my $apcu_mode = $response->content =~ /mode: apcu/;

    if ($response->content =~ /used:\s+([0-9\.]+)/im) {
        print "used.value $1\n";
    } else {
        print "used.value U\n";
    }

    if ($response->content =~ /free:\s+([0-9\.]+)/im) {
            print "free.value $1\n";
    } else {
            print "free.value U\n";
    }
	
    if ($response->content =~ /hits:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "hits.value $1\n";
    } else {
            print "hits.value U\n";
    }
    
    if ($response->content =~ /misses:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "misses.value $1\n";
    } else {
            print "misses.value U\n";
    }

    if ($response->content =~ /request_rate:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "request_rate.value $1\n";
    } else {
            print "request_rate.value U\n";
    }

    if ($response->content =~ /hit_rate:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "hit_rate.value $1\n";
    } else {
            print "hit_rate.value U\n";
    }

    if ($response->content =~ /miss_rate:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "miss_rate.value $1\n";
    } else {
            print "miss_rate.value U\n";
    }

    if ($response->content =~ /insert_rate:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "insert_rate.value $1\n";
    } else {
            print "insert_rate.value U\n";
    }

    if ($response->content =~ /entries:\s+([0-9]+)/im && not $apcu_mode) {
            print "entries.value $1\n";
    } else {
            print "entries.value U\n";
    }

    if ($response->content =~ /inserts:\s+([0-9]+)/im && not $apcu_mode) {
            print "inserts.value $1\n";
    } else {
            print "inserts.value U\n";
    }

    if ($response->content =~ /purges:\s+([0-9]+)/im && not $apcu_mode) {
            print "purges.value $1\n";
    } else {
            print "purges.value U\n";
    }

    if ($response->content =~ /purge_rate:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "purge_rate.value $1\n";
    } else {
            print "purge_rate.value U\n";
    }

    if ($response->content =~ /fragmented:\s+([0-9\.]+)/im) {
            print "fragmented.value $1\n";
    } else {
            print "fragmented.value U\n";
    }

    if ($response->content =~ /fragment_segments:\s+([0-9]+)/im) {
            print "fragment_segments.value $1\n";
    } else {
            print "fragment_segments.value U\n";
    }

    if ($response->content =~ /fragment_percentage:\s+([0-9\.]+)/im) {
            print "fragment_percentage.value $1\n";
    } else {
            print "fragment_percentage.value U\n";
    }

    if ($response->content =~ /optcode_size:\s+([0-9\.]+)/im && not $apcu_mode) {
            print "optcode_size.value $1\n";
    } else {
            print "optcode_size.value U\n";
    }

    if ($response->content =~ /user_size:\s+([0-9\.]+)/im) {
            print "user_size.value $1\n";
    } else {
            print "user_size.value U\n";
    }

    if ($response->content =~ /user_hits:\s+([0-9\.]+)/im) {
            print "user_hits.value $1\n";
    } else {
            print "user_hits.value U\n";
    }

    if ($response->content =~ /user_misses:\s+([0-9\.]+)/im) {
            print "user_misses.value $1\n";
    } else {
            print "user_misses.value U\n";
    }

    if ($response->content =~ /user_request_rate:\s+([0-9\.]+)/im) {
            print "user_request_rate.value $1\n";
    } else {
            print "user_request_rate.value U\n";
    }

    if ($response->content =~ /user_hit_rate:\s+([0-9\.]+)/im) {
            print "user_hit_rate.value $1\n";
    } else {
            print "user_hit_rate.value U\n";
    }

    if ($response->content =~ /user_miss_rate:\s+([0-9\.]+)/im) {
            print "user_miss_rate.value $1\n";
    } else {
            print "user_miss_rate.value U\n";
    }

    if ($response->content =~ /user_insert_rate:\s+([0-9\.]+)/im) {
            print "user_insert_rate.value $1\n";
    } else {
            print "user_insert_rate.value U\n";
    }

    if ($response->content =~ /user_entries:\s+([0-9]+)/im) {
            print "user_entries.value $1\n";
    } else {
            print "user_entries.value U\n";
    }

    if ($response->content =~ /user_inserts:\s+([0-9]+)/im) {
            print "user_inserts.value $1\n";
    } else {
            print "user_inserts.value U\n";
    }

    if ($response->content =~ /user_purges:\s+([0-9]+)/im) {
            print "user_purges.value $1\n";
    } else {
            print "user_purges.value U\n";
    }

    if ($response->content =~ /user_purge_rate:\s+([0-9\.]+)/im) {
            print "user_purge_rate.value $1\n";
    } else {
            print "user_purge_rate.value U\n";
    }
}

# vim:syntax=perl