ac9d62fb12
OBS-URL: https://build.opensuse.org/package/show/network:dhcp/dhcp?expand=0&rev=04c9445a0b7e996100d9cf87360be886
221 lines
6.2 KiB
Bash
221 lines
6.2 KiB
Bash
#! /bin/sh
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# Copyright (c) 1996, 1997, 1998 S.u.S.E. GmbH
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# Copyright (c) 1998, 1999, 2000, 2001 SuSE GmbH
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# Copyright (c) 2002 SuSE Linux AG
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# Copyright (c) 2003-2010 SUSE LINUX Products GmbH
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#
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# Author: Peter Poeml <poeml@suse.de>, 2001
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# Marius Tomaschewski <mt@suse.de>, 2010
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#
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# /etc/init.d/dhcrelay6
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# and its symbolic link
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# /usr/sbin/rcdhcrelay6
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#
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### BEGIN INIT INFO
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# Provides: dhcrelay6
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# Required-Start: $network $remote_fs network-remotefs
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# Should-Start: $named $syslog $time
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# Required-Stop: $network $remote_fs network-remotefs
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# Should-Stop: $named $syslog
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# Default-Start: 3 5
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# Default-Stop: 0 1 2 6
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# Short-Description: DHCPv6 Relay
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# Description: Start DHCPv6 (Dynamic Host Configuration Protocol)
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# relay agent, forwarding DHCP requests from one
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# physical network segment to another.
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### END INIT INFO
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DAEMON="ISC DHCPv6 relay agent"
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DAEMON_BIN=/usr/sbin/dhcrelay6
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DAEMON_CONF=/etc/sysconfig/dhcrelay
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DAEMON_PIDFILE=/var/run/dhcrelay6.pid
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STARTPROC_LOGFILE=/var/log/rc.dhcrelay6.log
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SUPPORTS_HUP="no"
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test -s "$DAEMON_CONF" && . "$DAEMON_CONF"
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test -x $DAEMON_BIN || {
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echo >&2 "$0: \"$DAEMON_BIN\" is not executable."
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test "x$1" = xstop && exit 0 || exit 5
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}
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# Shell functions sourced from /etc/rc.status:
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# rc_check check and set local and overall rc status
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# rc_status check and set local and overall rc status
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# rc_status -v ditto but be verbose in local rc status
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# rc_status -v -r ditto and clear the local rc status
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# rc_failed set local and overall rc status to failed
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# rc_failed <num> set local and overall rc status to <num><num>
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# rc_reset clear local rc status (overall remains)
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# rc_exit exit appropriate to overall rc status
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. /etc/rc.status
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# First reset status of this service
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rc_reset
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# Return values acc. to LSB for all commands but status:
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# 0 - success
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# 1 - generic or unspecified error
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# 2 - invalid or excess argument(s)
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# 3 - unimplemented feature (e.g. "reload")
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# 4 - insufficient privilege
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# 5 - program is not installed
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# 6 - program is not configured
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# 7 - program is not running
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#
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# Note that starting an already running service, stopping
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# or restarting a not-running service as well as the restart
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# with force-reload (in case signalling is not supported) are
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# considered a success.
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case "$1" in
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start)
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echo -n "Starting $DAEMON"
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checkproc $DAEMON_BIN && { echo -n "... already running"; rc_status -v; exit 0; }
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for l in $DHCRELAY6_LOWER_INTERFACES ; do
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test x"$l" = x && continue
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DHCRELAY6_LOWER_INTERFACES_ARGS="$DHCRELAY6_LOWER_INTERFACES_ARGS -l $l"
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done
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for u in $DHCRELAY6_UPPER_INTERFACES ; do
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test x"$u" = x && continue
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DHCRELAY6_UPPER_INTERFACES_ARGS="$DHCRELAY6_UPPER_INTERFACES_ARGS -u $u"
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done
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## If interfaces or servers are not set, skip starting of dhcrelay
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## and return with "program not configured"
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if [ "x$DHCRELAY6_LOWER_INTERFACES_ARGS" = x -o \
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"x$DHCRELAY6_UPPER_INTERFACES_ARGS" = x ]; then
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# Tell the user this has skipped
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rc_status -s
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# service is not configured
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exit 6;
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fi
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## Start daemon with startproc(8). If this fails
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## the echo return value is set appropriate.
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# startproc should return 0, even if service is
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# already running to match LSB spec.
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test "$2" = "-v" && echo -en \
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"\nexecuting '$DAEMON_BIN $DHCRELAY6_OPTIONS $DHCRELAY6_LOWER_INTERFACES_ARGS $DHCRELAY6_UPPER_INTERFACES_ARGS'"
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startproc -q -l $STARTPROC_LOGFILE $DAEMON_BIN $DHCRELAY6_OPTIONS $DHCRELAY6_LOWER_INTERFACES_ARGS $DHCRELAY6_UPPER_INTERFACES_ARGS
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rc=$?
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if ! [ $rc -eq 0 ]; then
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if [ $link = $base ] ; then
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## be quiet
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cat $STARTPROC_LOGFILE
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else
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## be verbose
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echo -e -n " please see $STARTPROC_LOGFILE for details ";
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fi
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## set status to failed
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rc_failed
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fi
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# Remember status and be verbose
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rc_status -v
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;;
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stop)
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echo -n "Shutting down $DAEMON"
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## Stop daemon with killproc(8) and if this fails
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## set echo the echo return value.
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killproc -p $DAEMON_PIDFILE -TERM $DAEMON_BIN
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# Remember status and be verbose
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rc_status -v
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;;
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try-restart)
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## Do a restart only if the service was active before.
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## Note: try-restart is now part of LSB (as of 1.9).
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## RH has a similar command named condrestart.
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$0 status
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if test $? = 0; then
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$0 restart
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else
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rc_reset # Not running is not a failure.
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fi
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# Remember status and be quiet
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rc_status
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;;
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restart)
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## Stop the service and regardless of whether it was
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## running or not, start it again.
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$0 stop
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sleep 1
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$0 start
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# Remember status and be quiet
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rc_status
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;;
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force-reload)
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## Signal the daemon to reload its config. Most daemons
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## do this on signal 1 (SIGHUP).
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## If it does not support it, restart.
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$0 stop && sleep 1 && $0 start
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rc_status
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echo -n "Reload service $DAEMON"
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if "$SUPPORTS_HUP" = "yes" ; then
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killproc -p $DAEMON_PIDFILE -HUP $DAEMON_BIN
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#touch $DAEMON_PIDFILE
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rc_status -v
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else
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$0 stop && $0 start
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rc_status
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fi
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;;
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reload)
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## Like force-reload, but if daemon does not support
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## signalling, do nothing (!)
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if "$SUPPORTS_HUP" = "yes" ; then
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# If it supports signalling:
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echo -n "Reload service $DAEMON"
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killproc -p $DAEMON_PIDFILE -HUP $DAEMON_BIN
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#touch $DAEMON_PIDFILE
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rc_status -v
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else
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## Otherwise if it does not support reload:
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rc_failed 3
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rc_status -v
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fi
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;;
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status)
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echo -n "Checking for dhcp relay agent: "
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## Check status with checkproc(8), if process is running
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## checkproc will return with exit status 0.
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# Status has a slightly different for the status command:
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# 0 - service running
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# 1 - service dead, but /var/run/ pid file exists
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# 2 - service dead, but /var/lock/ lock file exists
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# 3 - service not running
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# NOTE: checkproc returns LSB compliant status values.
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checkproc -p $DAEMON_PIDFILE $DAEMON_BIN
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rc_status -v
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;;
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probe)
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## Optional: Probe for the necessity of a reload,
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## give out the argument which is required for a reload.
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if [ "$DAEMON_CONF" -nt "$DAEMON_PIDFILE" ]; then
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if [ "$SUPPORTS_HUP" = "yes" ]; then
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echo reload
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else
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echo restart
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fi
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fi
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;;
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*)
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echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe} [-v]"
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exit 1
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;;
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esac
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rc_exit
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