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File unbound.init of Package unbound

#!/bin/sh
#
#     system startup script for service/daemon "unbound"
#
#     Copyright (C) 2008 SUSE Linux Products GmbH / Novell Inc.
#
#     Author: Klaus Singvogel <kssingvo@suse.de>
#          
#     This library is free software; you can redistribute it and/or modify it
#     under the terms of the GNU Lesser General Public License as published by
#     the Free Software Foundation; either version 2.1 of the License, or (at
#     your option) any later version.
#			      
#     This library is distributed in the hope that it will be useful, but
#     WITHOUT ANY WARRANTY; without even the implied warranty of
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#     Lesser General Public License for more details.
#      
#     You should have received a copy of the GNU Lesser General Public
#     License along with this library; if not, write to the Free Software
#     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307,
#     USA.
#
# /etc/init.d/unbound
#   and its symbolic link
# /(usr/)sbin/rcunbound
#
# 
#
### BEGIN INIT INFO
# Provides:          unbound named
# Required-Start:    $network $local_fs $remote_fs
# Should-Start:      $time $syslog
# Required-Stop:     $network $local_fs $remote_fs
# Should-Stop:       $time $syslog
# Default-Start:     3 5
# Default-Stop:      0 1 2 6
# Short-Description: unbound, a DNS daemon
# Description:       unbound is a Domain Name Server (DNS),
#			used to resolve host names to IP addresses
### END INIT INFO

test -d /tmp || mkdir /tmp
echo $* >> /tmp/unbound.init

# Check for missing binaries (stale symlinks should not happen)
# Note: Special treatment of stop for LSB conformance
UNBOUND_BIN=/usr/sbin/unbound
test -x $UNBOUND_BIN || {
	echo "$UNBOUND_BIN not installed"; 
	if [ "$1" = "stop" ]; then
	   exit 0;
	else
	   exit 5;
	fi;
}

# Check for existence of needed config file and read it
UNBOUND_CONFIG=/etc/sysconfig/unbound
test -r $UNBOUND_CONFIG || {
	echo "$UNBOUND_CONFIG not existing";
	if [ "$1" = "stop" ]; then
	  exit 0;
	else
	  exit 6;
	fi;
}

# Read config	
. $UNBOUND_CONFIG

# Check and set local and overall rc status
. /etc/rc.status

# Reset status of this service
rc_reset

case "$1" in
    start)
	echo -n "Starting named unbound "
	## Start daemon with startproc(8). If this fails
	## the return value is set appropriately by startproc.
	/sbin/startproc $UNBOUND_BIN

# Remember status and be verbose
	rc_status -v
	;;
    stop)
	echo -n "Shutting down named unbound "
	## Stop daemon with killproc(8) and if this fails
	## killproc sets the return value according to LSB.

/sbin/killproc -TERM $UNBOUND_BIN

# Remember status and be verbose
	rc_status -v
	;;
    try-restart|condrestart)
	## Do a restart only if the service was active before.
	## Note: try-restart is now part of LSB (as of 1.9).
	if test "$1" = "condrestart"; then
		echo "${attn} Use try-restart ${done}(LSB)${attn} rather than condrestart ${warn}(RH)${norm}"
	fi
	$0 status
	if test $? = 0; then
		$0 restart
	else
		rc_reset	# Not running is not a failure.
	fi
	# Remember status and be quiet
	rc_status
	;;
    restart)
	## Stop the service and regardless of whether it was
	## running or not, start it again.
	$0 stop
	$0 start

# Remember status and be quiet
	rc_status
	;;
    force-reload)
	## Signal the daemon to reload its config. Most daemons
	## do this on signal 1 (SIGHUP).
	## If it does not support it, restart the service if it
	## is running.

echo -n "Reload service named unbound "
	## if it supports it:
	/sbin/killproc -HUP $UNBOUND_BIN
	#touch /var/run/unbound.pid
	rc_status -v

## Otherwise:
	#$0 try-restart
	#rc_status
	;;
    reload)
	## Like force-reload, but if daemon does not support
	## signaling, do nothing (!)

# If it supports signaling:
	echo -n "Reload service named unbound "
	/sbin/killproc -HUP $UNBOUND_BIN
	#touch /var/run/unbound.pid
	rc_status -v
	
	## Otherwise if it does not support reload:
	#rc_failed 3
	#rc_status -v
	;;
    status)
	echo -n "Checking for service named unbound "
	## Check status with checkproc(8), if process is running
	## checkproc will return with exit status 0.

# Return value is slightly different for the status command:
	# 0 - service up and running
	# 1 - service dead, but /var/run/  pid  file exists
	# 2 - service dead, but /var/lock/ lock file exists
	# 3 - service not running (unused)
	# 4 - service status unknown :-(
	# 5--199 reserved (5--99 LSB, 100--149 distro, 150--199 appl.)
	
	# NOTE: checkproc returns LSB compliant status values.
	/sbin/checkproc $UNBOUND_BIN
	# NOTE: rc_status knows that we called this init script with
	# "status" option and adapts its messages accordingly.
	rc_status -v
	;;
    probe)
	## Optional: Probe for the necessity of a reload, print out the
	## argument to this init script which is required for a reload.
	## Note: probe is not (yet) part of LSB (as of 1.9)

test /etc/unbound/unbound.conf -nt /var/run/unbound.pid && echo reload
	;;
    *)
	echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe}"
	exit 1
	;;
esac
rc_exit

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File unbound.init of Package unbound

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