#!/bin/sh
### BEGIN INIT INFO
# Provides:          ddns-worker
# Required-Start:    $local_fs $network $remote_fs $syslog
# Required-Stop:     $local_fs $network $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Netcup DynDNS2 worker
### END INIT INFO

PATH=/sbin:/usr/sbin:/bin:/usr/bin
NAME=ddns-worker
DESC="Netcup DynDNS2 worker"
DAEMON=/usr/bin/php
SCRIPT=/opt/ddns/bin/ddns-worker
PIDFILE=/run/ddns/worker.pid
USER=ddns-worker
GROUP=ddns-worker

. /lib/lsb/init-functions

prepare_runtime()
{
    install -d -o ddns-worker -g ddns-update -m 2750 /run/ddns/update
    install -d -o ddns-worker -g ddns-worker -m 0700 /run/ddns/admin
    install -d -o ddns-worker -g ddns-worker -m 0750 /var/opt/ddns/database
}

case "$1" in
    start)
        log_daemon_msg "Starting $DESC" "$NAME"
        prepare_runtime
        if start-stop-daemon --start --quiet --background --make-pidfile \
            --pidfile "$PIDFILE" --chuid "$USER:$GROUP" --exec "$DAEMON" -- "$SCRIPT"; then
            sleep 1
            if kill -0 "$(cat "$PIDFILE" 2>/dev/null)" 2>/dev/null; then
                log_end_msg 0
            else
                log_end_msg 1
                exit 1
            fi
        else
            log_end_msg 1
            exit 1
        fi
        ;;
    stop)
        log_daemon_msg "Stopping $DESC" "$NAME"
        start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile "$PIDFILE"
        RC=$?
        rm -f "$PIDFILE" /run/ddns/update/worker.sock /run/ddns/admin/worker.sock
        log_end_msg "$RC"
        ;;
    restart|force-reload)
        "$0" stop
        "$0" start
        ;;
    status)
        status_of_proc -p "$PIDFILE" "$DAEMON" "$NAME"
        exit $?
        ;;
    *)
        echo "Usage: $0 {start|stop|restart|force-reload|status}"
        exit 2
        ;;
esac

exit 0
