Munin contributed plugins

#!/bin/sh

###############################################################################

#

# Munin plugin to monitor Zend OPCache <http://php.net/manual/en/book.opcache.php>

# By Daniel Lo Nigro <http://dan.cx/>

#

# Installation:

#  1. Copy php_opcache.php file onto server and verify you can hit it in a browser

#  2. Add to Munin config:

# [php_opcache]

# env.URL http://example/php_opcache.php

###############################################################################

# Settigs required for autoconf

#%# family=auto

#%# capabilities=autoconf suggest

URL=${URL:-'http://localhost/php_opcache.php'}

WGET=`which wget`;

WGET_FLAGS="-Yoff"; # refer to wget manual, you may set extra parameters like disable proxy

act=memory

if [ "$1" = "autoconf" ]; then

        [ -z "$URL" ] && echo "no (edit URL config in header file !)" && exit 1

        [ -n "$URL" ] && echo "yes" && exit 0

fi

if [ "$1" = "suggest" ]; then

        echo "memory"

        exit 0

fi

if [ "$1" = "config" ] && [ "$act" = "memory" ]; then

cat <<'EOM'

graph_title OPCache Memory usage

graph_args -l 0 --base 1024

graph_vlabel Memory usage

graph_category php-opcache

graph_order mem_used mem_free mem_wasted

graph_total Total

mem_free.label Memory Free

mem_free.draw STACK

mem_free.min 0

mem_used.label Memory Used

mem_used.draw AREA

mem_used.min 0

mem_wasted.label Memory Wasted

mem_wasted.draw STACK

mem_wasted.min 0

EOM

exit 0

fi

###############################################################################

[ -x $WGET ] && $WGET -q $WGET_FLAGS "$URL?act=$act" -O - && exit 0

exit 1