owntone-server/contrib/init.d/mt-daapd-suse.templ

# Copyright (c) 1995-2004 SUSE Linux AG, Nuernberg, Germany.
# All rights reserved.
#
# Author: Dylan Muir
#
# /etc/init.d/mt-daapd
#   and its symbolic link
# /usr/sbin/mt-daapd
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program 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 General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
#
# LSB compatible service control script; see http://www.linuxbase.org/spec/
#
# Note: This template uses functions rc_XXX defined in /etc/rc.status on
# UnitedLinux (UL) based Linux distributions. If you want to base your
# script on this template and ensure that it works on non UL based LSB
# compliant Linux distributions, you either have to provide the rc.status
# functions from UL or change the script to work without them.
#
### BEGIN INIT INFO
# Provides:          daap
# Required-Start:    $portmap $local_fs $remote_fs rendezvous
# Should-Start:
# Required-Stop:     $portmap $local_fs $remote_fs rendezvous
# Should-Stop:
# Default-Start:     3 5
# Default-Stop:      0 1 2 6
# Short-Description: mt-daapd daemon providing DAAP serving
# Description:       mt-daapd allows iTunes-compatible clients
#       to connect, serves streams and allows download of files.
#       Also provides a web configuration interface on the DAAP port.
### END INIT INFO

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

# Check for existence of needed config file and read it
MT_DAAPD_CONFIG=@prefix@/etc/mt-daapd.conf
test -r $MT_DAAPD_CONFIG || { echo "$MT_DAAPD_CONFIG does not exist";
        if [ "$1" = "stop" ]; then exit 0;
        else exit 6; fi; }

# Directory to wait for
MUSIC_WATCH_DIR=/media/MUSIC/music-root

# Debug level
MT_DAAPD_DEBUG_LEVEL=1

# Shell functions sourced from /etc/rc.status:
#      rc_check         check and set local and overall rc status
#      rc_status        check and set local and overall rc status
#      rc_status -v     be verbose in local rc status and clear it afterwards
#      rc_status -v -r  ditto and clear both the local and overall rc status
#      rc_status -s     display "skipped" and exit with status 3
#      rc_status -u     display "unused" and exit with status 3
#      rc_failed        set local and overall rc status to failed
#      rc_failed <num>  set local and overall rc status to <num>
#      rc_reset         clear both the local and overall rc status
#      rc_exit          exit appropriate to overall rc status
#      rc_active        checks whether a service is activated by symlinks
. /etc/rc.status

# Reset status of this service
rc_reset

# Return values acc. to LSB for all commands but status:
# 0       - success
# 1       - generic or unspecified error
# 2       - invalid or excess argument(s)
# 3       - unimplemented feature (e.g. "reload")
# 4       - user had insufficient privileges
# 5       - program is not installed
# 6       - program is not configured
# 7       - program is not running
# 8--199  - reserved (8--99 LSB, 100--149 distrib, 150--199 appl)
#
# Note that starting an already running service, stopping
# or restarting a not-running service as well as the restart
# with force-reload (in case signaling is not supported) are
# considered a success.

case "$1" in
    start)
        echo -n "Starting mt-daapd "
        ## Recycle log file
        mv /var/log/mt-daapd.log /var/log/mt-daapd.0.log

        ## Wait for the music cache to appear
        while [ ! -e $MUSIC_WATCH_DIR ]
        do
                echo  "mt-daapd: Waiting for music directory to appear..."
                sleep 1
        done

        ## Start daemon with startproc(8). If this fails
        ## the return value is set appropriately by startproc.
        /sbin/startproc $MT_DAAPD_BIN -c $MT_DAAPD_CONFIG -d $MT_DAAPD_DEBUG_LEVEL

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

        killall -INT $MT_DAAPD_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).
        ## RH has a similar command named condrestart.
        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
        sleep 3
        $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 mt-daapd "
        ## if it supports it:
        #/sbin/killproc -HUP $MT_DAAPD_BIN
        #touch /var/run/mt-daapd.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 mt-daapd "
        #/sbin/killproc -HUP $MT_DAAPD_BIN
        #touch /var/run/mt_daapd.pid
        #rc_status -v

        ## Otherwise if it does not support reload:
        rc_failed 3
        rc_status -v
        ;;
    status)
        echo -n "Checking for service mt-daapd "
        ## 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 $MT_DAAPD_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/mt-daapd.conf -nt /var/run/mt-daapd.pid && echo reload
        ;;
    *)
        echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe}"
        exit 1
        ;;
esac
rc_exit