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#!/bin/sh
# 
# chkconfig: 345 99 01
# description: Nagios network monitor
#
# File : nagios
#
# Author : Jorge Sanchez Aymar (jsanchez@lanchile.cl)
# 
# Changelog :
#
# 1999-07-09 Karl DeBisschop <kdebisschop@infoplease.com>
#  - setup for autoconf
#  - add reload function
# 1999-08-06 Ethan Galstad <egalstad@nagios.org>
#  - Added configuration info for use with RedHat's chkconfig tool
#    per Fran Boon's suggestion
# 1999-08-13 Jim Popovitch <jimpop@rocketship.com>
#  - added variable for nagios/var directory
#  - cd into nagios/var directory before creating tmp files on startup
# 1999-08-16 Ethan Galstad <egalstad@nagios.org>
#  - Added test for rc.d directory as suggested by Karl DeBisschop
# 2000-07-23 Karl DeBisschop <kdebisschop@users.sourceforge.net>
#  - Clean out redhat macros and other dependencies
# 2003-01-11 Ethan Galstad <egalstad@nagios.org>
#  - Updated su syntax (Gary Miller)
#
# Description: Starts and stops the Nagios monitor
#              used to provide network services status.
#

# Load any extra environment variables for Nagios and its plugins
if test -f /etc/sysconfig/nagios; then
	. /etc/sysconfig/nagios
fi

status_nagios ()
{

	if test -x $NagiosCGI/daemonchk.cgi; then
		if $NagiosCGI/daemonchk.cgi -l $NagiosRunFile; then
		        return 0
		else
			return 1
		fi
	else
		if ps -p $NagiosPID > /dev/null 2>&1; then
		        return 0
		else
			return 1
		fi
	fi

	return 1
}


printstatus_nagios()
{

	if status_nagios $1 $2; then
		echo "nagios (pid $NagiosPID) is running..."
	else
		echo "nagios is not running"
	fi
}


killproc_nagios ()
{

	kill $2 $NagiosPID

}


pid_nagios ()
{

	if test ! -f $NagiosRunFile; then
		echo "No lock file found in $NagiosRunFile"
		exit 1
	fi

	NagiosPID=`head -n 1 $NagiosRunFile`
}


# Source function library
# Solaris doesn't have an rc.d directory, so do a test first
if [ -f /etc/rc.d/init.d/functions ]; then
	. /etc/rc.d/init.d/functions
elif [ -f /etc/init.d/functions ]; then
	. /etc/init.d/functions
fi

prefix=/usr/local/nagios
exec_prefix=${prefix}
NagiosBin=${exec_prefix}/bin/nagios
NagiosCfgFile=${prefix}/etc/nagios.cfg
NagiosStatusFile=${prefix}/var/status.dat
NagiosRetentionFile=${prefix}/var/retention.dat
NagiosCommandFile=${prefix}/var/rw/nagios.cmd
NagiosVarDir=${prefix}/var
NagiosRunFile=${prefix}/var/nagios.lock
NagiosLockDir=/var/lock/subsys
NagiosLockFile=nagios
NagiosCGIDir=${exec_prefix}/sbin
NagiosUser=nagios
NagiosGroup=nagios
          

# Check that nagios exists.
if [ ! -f $NagiosBin ]; then
    echo "Executable file $NagiosBin not found.  Exiting."
    exit 1
fi

# Check that nagios.cfg exists.
if [ ! -f $NagiosCfgFile ]; then
    echo "Configuration file $NagiosCfgFile not found.  Exiting."
    exit 1
fi
          
# See how we were called.
case "$1" in

	start)
		echo -n "Starting nagios:"
		$NagiosBin -v $NagiosCfgFile > /dev/null 2>&1;
		if [ $? -eq 0 ]; then
			su - $NagiosUser -c "touch $NagiosVarDir/nagios.log $NagiosRetentionFile"
			rm -f $NagiosCommandFile
			touch $NagiosRunFile
			chown $NagiosUser:$NagiosGroup $NagiosRunFile
			$NagiosBin -d $NagiosCfgFile
			if [ -d $NagiosLockDir ]; then touch $NagiosLockDir/$NagiosLockFile; fi
			echo " done."
			exit 0
		else
			echo "CONFIG ERROR!  Start aborted.  Check your Nagios configuration."
			exit 1
		fi
		;;

	stop)
		echo -n "Stopping nagios: "

		pid_nagios
		killproc_nagios nagios

 		# now we have to wait for nagios to exit and remove its
 		# own NagiosRunFile, otherwise a following "start" could
 		# happen, and then the exiting nagios will remove the
 		# new NagiosRunFile, allowing multiple nagios daemons
 		# to (sooner or later) run - John Sellens
		#echo -n 'Waiting for nagios to exit .'
 		for i in 1 2 3 4 5 6 7 8 9 10 ; do
 		    if status_nagios > /dev/null; then
 			echo -n '.'
 			sleep 1
 		    else
 			break
 		    fi
 		done
 		if status_nagios > /dev/null; then
 		    echo ''
 		    echo 'Warning - nagios did not exit in a timely manner'
 		else
 		    echo 'done.'
 		fi

		rm -f $NagiosStatusFile $NagiosRunFile $NagiosLockDir/$NagiosLockFile $NagiosCommandFile
		;;

	status)
		pid_nagios
		printstatus_nagios nagios
		;;

	checkconfig)
		printf "Running configuration check..."
		$NagiosBin -v $NagiosCfgFile > /dev/null 2>&1;
		if [ $? -eq 0 ]; then
			echo " OK."
		else
			echo " CONFIG ERROR!  Check your Nagios configuration."
			exit 1
		fi
		;;

	restart)
		printf "Running configuration check..."
		$NagiosBin -v $NagiosCfgFile > /dev/null 2>&1;
		if [ $? -eq 0 ]; then
			echo "done."
			$0 stop
			$0 start
		else
			echo " CONFIG ERROR!  Restart aborted.  Check your Nagios configuration."
			exit 1
		fi
		;;

	reload|force-reload)
		printf "Running configuration check..."
		$NagiosBin -v $NagiosCfgFile > /dev/null 2>&1;
		if [ $? -eq 0 ]; then
			echo "done."
			if test ! -f $NagiosRunFile; then
				$0 start
			else
				pid_nagios
				if status_nagios > /dev/null; then
					printf "Reloading nagios configuration..."
					killproc_nagios nagios -HUP
					echo "done"
				else
					$0 stop
					$0 start
				fi
			fi
		else
			echo " CONFIG ERROR!  Reload aborted.  Check your Nagios configuration."
			exit 1
		fi
		;;

	*)
		echo "Usage: nagios {start|stop|restart|reload|force-reload|status|checkconfig}"
		exit 1
		;;

esac
  
# End of this script

Code: Select all

#!/bin/sh

# Nagios	Startup script for the Nagios monitoring daemon
#
# chkconfig:	- 85 15
# description:	Nagios is a service monitoring system
# processname: nagios
# config: /etc/nagios/nagios.cfg
# pidfile: /var/nagios/nagios.pid
#
### BEGIN INIT INFO
# Provides:		nagios
# Required-Start:	$local_fs $syslog $network
# Required-Stop:	$local_fs $syslog $network
# Short-Description:	start and stop Nagios monitoring server
# Description:		Nagios is is a service monitoring system
### END INIT INFO

# Source function library.
# . /etc/rc.d/init.d/functions
. /lib/lsb/init-functions

prefix="/usr/local/nagios"
exec_prefix="${prefix}"
exec="${exec_prefix}/bin/nagios"
prog="nagios"
config="${prefix}/etc/nagios.cfg"
pidfile="${prefix}/var/nagios.lock"
user="nagios"
group="nagios"
checkconfig="false"
ramdiskdir="/var/nagios/ramcache"

test -e /etc/sysconfig/$prog && . /etc/sysconfig/$prog

lockfile=/var/lock/$prog
USE_RAMDISK=${USE_RAMDISK:-0}

if test "$USE_RAMDISK" -ne 0 && test "$RAMDISK_SIZE"X != "X"; then
	ramdisk=`mount |grep "$ramdiskdir type tmpfs"`
	if [ "$ramdisk"X == "X" ]; then
		mkdir -p -m 0755 $ramdiskdir
		mount -t tmpfs -o size=${RAMDISK_SIZE}m tmpfs $ramdiskdir
		mkdir -p -m 0755 $ramdiskdir/checkresults
		chown -R $user:$group $ramdiskdir
	fi
fi

check_config() {
	TMPFILE="/tmp/.configtest.$$"
	/usr/sbin/service nagios configtest > "$TMPFILE"
	WARN=`grep ^"Total Warnings:" "$TMPFILE" |awk -F: '{print \$2}' |sed s/' '//g`
	ERR=`grep ^"Total Errors:" "$TMPFILE" |awk -F: '{print \$2}' |sed s/' '//g`

	if test "$WARN" = "0" && test "${ERR}" = "0"; then
		echo "OK - Configuration check verified" > /var/run/nagios.configtest
		chmod 0644 /var/run/nagios.configtest
		/bin/rm "$TMPFILE"
	return 0
	else
		# We'll write out the errors to a file we can have a
		# script watching for
		echo "WARNING: Errors in config files - see log for details: $TMPFILE" > /var/run/nagios.configtest
		egrep -i "(^warning|^error)" "$TMPFILE" >> /var/run/nagios.configtest
		chmod 0644 /var/run/nagios.configtest
		cat "$TMPFILE"
	exit 8
	fi
}

start() {
	test -x $exec || exit 5
	test -f $config || exit 6
	if test "$checkconfig" = "false"; then
		check_config
	fi
	echo -n $"Starting $prog: "
	# We need to _make sure_ the precache is there and verified
	# Raise priority to make it run better
	daemon --user=$user -- $exec -d $config
	#touch $lockfile
	retval=$?
	echo
	test $retval -eq 0 && touch $lockfile
	return $retval
}

stop() {
	echo -n $"Stopping $prog: "
	killproc -p ${pidfile}  $exec
	retval=$?
	echo
	test $retval -eq 0 && rm -f $lockfile
	return $retval
}


restart() {
	check_config
	checkconfig="true"
	stop
	start
}

reload() {
	echo -n $"Reloading $prog: "
	killproc -p ${pidfile} $exec -HUP
	RETVAL=$?
	echo
}

force_reload() {
	restart
}

case "$1" in
	start)
		status_of_proc $prog && exit 0
		$1
		;;
	stop)
		status_of_proc $prog|| exit 0
		$1
		;;
	restart)
		$1
		;;
	reload)
		status_of_proc $prog || exit 7
		$1
		;;
	force-reload)
		force_reload
		;;
	status)
		status_of_proc $prog
		;;
	condrestart|try-restart)
		status_of_proc $prog|| exit 0
		restart
		;;
	configtest)
		$nice su -s /bin/bash - nagios -c "$corelimit >/dev/null 2>&1 ; $exec -vp $config"
		RETVAL=$?
		;;
	*)
		echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest}"
		exit 2
esac
exit $?

Code: Select all

root@nagios downloads/nagios# /etc/init.d/nagios restart                                                                      
$Stopping nagios:                                                                                                             
$Starting nagios: /etc/init.d/nagios: 149: daemon: not found

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apt-get install daemon

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root@nagios downloads/nagios# /etc/init.d/nagios restart                                                                                                                                      
$Stopping nagios:                                                                                                                                                                             
$Starting nagios:  

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root@nagios downloads/nagios# service nagios status                                                                                                                                           
is not running ... failed!

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root@nagios downloads/nagios# /etc/init.d/nagios stop                                                                                                                                         
is not running ... failed!
root@nagios downloads/nagios# /etc/init.d/nagios start                                                                                                                                        
is not running ... failed!
$Starting nagios:

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is not running ... failed!
$Starting nagios: