120 lines
3.2 KiB
Bash
Executable File
120 lines
3.2 KiB
Bash
Executable File
#!/bin/sh
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#/etc/init.d/watchdog: start watchdog daemon.
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### BEGIN INIT INFO
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# Provides: watchdog
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# Short-Description: Start software watchdog daemon
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# Required-Start: $all
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# Required-Stop: $all
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# Should-Start:
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# Should-Stop:
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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### END INIT INFO
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PATH=/bin:/usr/bin:/sbin:/usr/sbin
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test -x /usr/sbin/watchdog || exit 0
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# For configuration of the init script use the file
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# /etc/default/watchdog, do not edit this init script.
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# Set run_watchdog to 1 to start watchdog or 0 to disable it.
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run_watchdog=0
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# Specify additional watchdog options here (see manpage).
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watchdog_options=""
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# Specify module to load
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watchdog_module="none"
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# Set run_wd_keepalive to 1 to start wd_keepalive after stopping watchdog or 0
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# to disable it. Running it is the default.
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run_wd_keepalive=1
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[ -e /etc/default/watchdog ] && . /etc/default/watchdog
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NAME=watchdog
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KEEPALIVE_NAME=wd_keepalive
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DAEMON=/usr/sbin/watchdog
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KEEPALIVE_DAEMON=/usr/sbin/wd_keepalive
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STOP_RETRY_SCHEDULE='TERM/10/forever/KILL/1'
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# Get lsb functions
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. /lib/lsb/init-functions
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case "$1" in
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start)
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if [ $run_watchdog = 1 ]
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then
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# do we have to load a module?
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[ "${watchdog_module:-none}" != "none" ] && /sbin/modprobe $watchdog_module
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# make sure that wd_keepalive is stopped
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log_begin_msg "Stopping watchdog keepalive daemon..."
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start-stop-daemon --stop --quiet --oknodo --retry $STOP_RETRY_SCHEDULE \
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--pidfile /var/run/$KEEPALIVE_NAME.pid
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log_end_msg $?
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# also remove the sendsigs omit file
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rm -f /run/sendsigs.omit.d/$KEEPALIVE_NAME.pid
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# Unconditionally start watchdog daemon because we want to run it even
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# if wd_keepalive wasn't running
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log_begin_msg "Starting watchdog daemon..."
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start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
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--exec $DAEMON -- $watchdog_options
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log_end_msg $?
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fi
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;;
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stop)
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if [ $run_watchdog = 1 ]
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then
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log_begin_msg "Stopping watchdog daemon..."
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start-stop-daemon --stop --quiet --retry $STOP_RETRY_SCHEDULE \
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--pidfile /var/run/$NAME.pid
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log_end_msg $?
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if [ $run_wd_keepalive = 1 ]
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then
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# make sure that wd_keepalive is started if instructed to do so
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log_begin_msg "Starting watchdog keepalive daemon..."
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start-stop-daemon --start --quiet --pidfile /var/run/$KEEPALIVE_NAME.pid \
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--exec $KEEPALIVE_DAEMON -- $watchdog_options
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log_end_msg $?
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# and tell sendsigs to ignore it
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ln -s /var/run/$KEEPALIVE_NAME.pid /run/sendsigs.omit.d/$KEEPALIVE_NAME.pid
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fi
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fi
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;;
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restart)
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$0 force-reload
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;;
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force-reload)
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if [ $run_watchdog = 0 ]; then exit 0; fi
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log_daemon_msg "Restarting $NAME"
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log_progress_msg "Stopping $NAME daemon..."
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start-stop-daemon --stop --pidfile /var/run/$NAME.pid --quiet \
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--retry $STOP_RETRY_SCHEDULE || log_end_msg $?
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log_progress_msg "Starting $NAME daemon..."
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start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
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--exec $DAEMON -- $watchdog_options
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log_end_msg $?
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;;
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status)
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status_of_proc "$DAEMON" watchdog
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;;
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*)
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echo "Usage: /etc/init.d/watchdog {start|stop|restart|force-reload|status}"
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exit 1
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esac
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exit 0
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