148 lines
2.8 KiB
Bash
148 lines
2.8 KiB
Bash
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#!/bin/bash
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#
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# Check_procr.sh
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#
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# Program: Process running check plugin for Nagios
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# License : GPL
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# Copyright (c) 2002 Jerome Tytgat (j.tytgat@sioban.net)
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#
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# check_procr.sh,v 1.0 2002/09/18 15:28
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#
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# Description :
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#
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# This plugin check if at least one process is running
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#
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# Usage :
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#
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# check_procr.sh -p process_name
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#
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# Example :
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#
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# To know if snort is running
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# check_procr.sh -p snort
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# > OK - total snort running : PID=23441
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#
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# Linux Redhat 7.3
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#
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help_usage() {
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echo "Usage:"
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echo " $0 -p <process_name>"
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echo " $0 (-v | --version)"
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echo " $0 (-h | --help)"
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}
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help_version() {
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echo "check_procr.sh (nagios-plugins) 1.0"
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echo "The nagios plugins come with ABSOLUTELY NO WARRANTY. You may redistribute"
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echo "copies of the plugins under the terms of the GNU General Public License."
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echo "For more information about these matters, see the file named COPYING."
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echo "Copyright (c) 2002 Jerome Tytgat - j.tytgat@sioban.net"
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echo "Greetings goes to Websurg which kindly let me took time to develop this"
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echo " Manu Feig and Jacques Kern who were my beta testers, thanks to them !"
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}
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verify_dep() {
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needed="bash cut egrep expr grep let ps sed sort tail test tr wc"
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for i in `echo $needed`
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do
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type $i > /dev/null 2>&1 /dev/null
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if [ $? -eq 1 ]
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then
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echo "I am missing an important component : $i"
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echo "Cannot continue, sorry, try to find the missing one..."
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exit 3
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fi
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done
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}
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myself=$0
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verify_dep
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if [ "$1" = "-h" -o "$1" = "--help" ]
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then
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help_version
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echo ""
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echo "This plugin will check if a process is running."
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echo ""
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help_usage
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echo ""
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echo "Required Arguments:"
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echo " -p, --process STRING"
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echo " process name we want to verify"
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echo ""
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exit 3
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fi
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if [ "$1" = "-v" -o "$1" = "--version" ]
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then
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help_version
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exit 3
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fi
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if [ `echo $@|tr "=" " "|wc -w` -lt 2 ]
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then
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echo "Bad arguments number (need two)!"
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help_usage
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exit 3
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fi
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tt=0
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process_name=""
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exclude_process_name=""
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wt=""
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ct=""
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# Test of the command lines arguments
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while test $# -gt 0
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do
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case "$1" in
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-p|--process)
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if [ -n "$process_name" ]
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then
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echo "Only one --process argument is useful..."
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help_usage
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exit 3
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fi
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shift
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process_name="`echo $1|tr \",\" \"|\"`"
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;;
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*)
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echo "Unknown argument $1"
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help_usage
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exit 3
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;;
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esac
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shift
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done
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# ps line construction set...
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for i in `ps ho pid -C $process_name`
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do
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pid_list="$pid_list $i"
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done
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if [ -z "$pid_list" ]
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then
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crit=1
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else
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crit=0
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fi
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# Finally Inform Nagios of what we found...
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if [ $crit -eq 1 ]
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then
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echo "CRITICAL - process $process_name is not running !"
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exit 2
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else
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echo "OK - process $process_name is running : PID=$pid_list "
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exit 0
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fi
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# Hey what are we doing here ???
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exit 3
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