Munin contributed plugins

#!/bin/sh

#

# Description  : Plugin to monitor a server/network availability.

# Author       : Thomas VIAL

# Author URL   : http://tvi.al

# Usage        : ln -s /path/to/fping_ /etc/munin/plugins/fping_www.google.com

# Explanation : Will graph connection to www.google.com  

# Requirements :

# * fping

#

target=`basename $0 | sed 's/^fping_//g'`

item=`echo $target | sed -e 's/\.//g'`

#

# Config

#

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

  echo "graph_title ${target} availability"

  echo "graph_args --base 1000 -r -l 0 -u 100"

  echo "graph_vlabel Availability in %"

  echo "graph_category network"

  echo "graph_info Displays Network Availability"

  # Failure

  echo "failure.label Unreachable"

  echo "failure.draw AREA"

  echo "failure.colour ff0000"

  # Success

  echo "success.label Reachable"

  echo "success.draw STACK"

  echo "success.colour 00CC00CC"

  exit 0

fi

#

# Let's go!

#

fping -q $target

status=$?

if [ $status -eq 0 ]; then

    # Success

    echo "success.value 100"

    echo "failure.value 0"

else

    # Failure

    echo "success.value 0"

    echo "failure.value 100" 

fi