Munin contributed plugins

#!/bin/sh

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

#

# Script to monitor apc usage

# 

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

#

# Parameters understood: config, autoconf and suggest

#

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

#

# Configuration section

# 

# Configuration example

# 

# [php_apc_*]

# user root

# env.URL http://localhost/php_apc.php # URL to fetch APC status

#

# (php_apc.php file included in package)

#

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

#

# Changelog:

#  - First Release, Enjoy.

#

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

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

# Settigs required for autoconf

#%# family=auto

#%# capabilities=autoconf suggest

# URL to the script to check APC status (defaults to 

# 'http://localhost/php_apc.php' if not configured)

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

WGET=`which wget`;

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

act=`basename $0 | sed 's/^php_apc_//g'`

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"

	echo "hits"

	echo "percents"

	exit 0

fi

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

cat <<'EOM'

graph_title APC Memory usage

graph_args -l 0 --base 1024

graph_vlabel Memory usage

graph_category apache

graph_order mem_used mem_avail

graph_total Total

mem_avail.label Memory available

mem_avail.draw STACK

mem_avail.min 0

mem_used.label Memory Used

mem_used.draw AREA

mem_used.min 0

EOM

exit 0

fi

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

cat <<'EOM'

graph_title APC Hits

graph_args -l 0

graph_vlabel Cache hits

graph_category apache

graph_total Total

num_misses.label Missed

num_misses.draw AREA

num_misses.min 0

num_hits.label Hits

num_hits.draw STACK

num_hits.min 0

EOM

exit 0

fi

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

cat <<'EOM'

graph_title APC Percents

graph_args -l 0 --upper-limit 100

graph_vlabel Cache Percents %

graph_category apache

hits.label hits

hits.draw AREA

hits.min 0

misses.label misses

misses.draw STACK

misses.min 0

misses.warning 50

memory.label Memory

memory.draw LINE

memory.warning 95

memory.critical 98

EOM

exit 0

fi

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

# run the sript

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

exit 1