149 lines
3.2 KiB
Bash
149 lines
3.2 KiB
Bash
#!/bin/sh
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### BEGIN INIT INFO
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# Provides: knot
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# Required-Start: $network $local_fs $remote_fs $syslog
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# Required-Stop: $remote_fs $syslog
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: authoritative domain name server
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# Description: Knot DNS is a authoritative-only domain name server
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### END INIT INFO
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# Author: Ondřej Surý <ondrej@debian.org>
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# PATH should only include /usr/* if it runs after the mountnfs.sh script
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PATH=/sbin:/usr/sbin:/bin:/usr/bin
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DESC="Knot DNS server" # Introduce a short description here
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NAME=knotd # Introduce the short server's name here
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DAEMON=/usr/sbin/$NAME # Introduce the server's location here
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PIDFILE=/run/knot/knot.pid
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SCRIPTNAME=/etc/init.d/knot
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KNOTC=/usr/sbin/knotc
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RUNDIR=/run/knot
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# Exit if the package is not installed
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[ -x $DAEMON ] || exit 0
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KNOTD_ARGS=""
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# Read configuration variable file if it is present
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[ -r /etc/default/knot ] && . /etc/default/knot
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DAEMON_ARGS="-d $KNOTD_ARGS"
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# Define LSB log_* functions.
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# Depend on sysvinit-utils (>= 2.96) to ensure that this file is present.
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. /lib/lsb/init-functions
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#
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# Function that starts the daemon/service
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#
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do_start()
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{
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# Return
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# 0 if daemon has been started
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# 1 if daemon was already running
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# 2 if daemon could not be started
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$KNOTC status >/dev/null 2>/dev/null \
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&& return 1
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start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \
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|| return 1
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start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \
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$DAEMON_ARGS \
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|| return 2
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}
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#
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# Function that stops the daemon/service
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#
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do_stop()
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{
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# Return
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# 0 if daemon has been stopped
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# 1 if daemon was already stopped
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# 2 if daemon could not be stopped
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# other if a failure occurred
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$KNOTC status >/dev/null 2>/dev/null \
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|| return 1
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$KNOTC stop >/dev/null
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RETVAL="$?"
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[ $? = 1 ] && return 2
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# Many daemons don't delete their pidfiles when they exit.
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rm -f $PIDFILE
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return 0
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}
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do_reload() {
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$KNOTC reload >/dev/null
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return $?
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}
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do_mkrundir() {
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mkdir -p $RUNDIR
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chmod 0755 $RUNDIR
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chown knot:knot $RUNDIR
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}
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case "$1" in
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start)
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do_mkrundir
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log_daemon_msg "Starting $DESC " "$NAME"
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do_start
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case "$?" in
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0|1) log_end_msg 0 ;;
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2) log_end_msg 1 ;;
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esac
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;;
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stop)
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log_daemon_msg "Stopping $DESC" "$NAME"
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do_stop
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case "$?" in
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0|1) log_end_msg 0 ;;
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2) log_end_msg 1 ;;
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esac
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;;
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status)
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STATUS=$($KNOTC status 2>&1 >/dev/null)
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RETVAL=$?
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if [ $RETVAL = 0 ]; then
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log_success_msg "$NAME is running"
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else
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log_failure_msg "$NAME is not running ($STATUS)"
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fi
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exit $RETVAL
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;;
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reload|force-reload)
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log_daemon_msg "Reloading $DESC" "$NAME"
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do_reload
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log_end_msg $?
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;;
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restart)
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log_daemon_msg "Restarting $DESC" "$NAME"
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do_stop
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case "$?" in
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0|1)
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do_start
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case "$?" in
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0) log_end_msg 0 ;;
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1) log_end_msg 1 ;; # Old process is still running
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*) log_end_msg 1 ;; # Failed to start
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esac
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;;
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*)
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# Failed to stop
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log_end_msg 1
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;;
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esac
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;;
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*)
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echo "Usage: $SCRIPTNAME {start|stop|status|restart|reload|force-reload}" >&2
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exit 3
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;;
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esac
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:
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