sh avahi-daemon.sh

Posted 2021-05-07

#!/bin/sh
### BEGIN INIT INFO
# Provides:          avahi avahi-daemon
# Required-Start:    $remote_fs dbus
# Required-Stop:     $remote_fs dbus
# Should-Start:      $syslog
# Should-Stop:       $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Avahi mDNS/DNS-SD Daemon
# Description:       Zeroconf daemon for configuring your network 
#                    automatically
### END INIT INFO

PATH=/sbin:/bin:/usr/sbin:/usr/bin
DESC="Avahi mDNS/DNS-SD Daemon"
NAME="avahi-daemon"
DAEMON="/usr/sbin/$NAME"
SCRIPTNAME=/etc/init.d/$NAME

# Gracefully exit if the package has been removed.
test -x $DAEMON || exit 0

. /lib/lsb/init-functions

# Include avahi-daemon defaults if available.
test -f /etc/default/avahi-daemon && . /etc/default/avahi-daemon

DISABLE_TAG="/var/run/avahi-daemon/disabled-for-unicast-local"

#
#       Function that starts the daemon/service.
#
d_start() {
    $DAEMON -c && return 0

    if [ -e $DISABLE_TAG -a "$AVAHI_DAEMON_DETECT_LOCAL" != "0" ]; then
        # Disabled because of the existance of an unicast .local domain
        log_warning_msg "avahi-daemon disabled because there is a unicast .local domain"
        exit 0;
    fi;

    $DAEMON -D
}

#
#       Function that stops the daemon/service.
#
d_stop() {
    if $DAEMON -c ; then
       $DAEMON -k
    fi
}

#
#       Function that reload the config file for the daemon/service.
#
d_reload() {
    $DAEMON -c && $DAEMON -r
}

#
#       Function that check the status of the daemon/service.
#
d_status() {
    $DAEMON -c && { echo "$DESC is running"; exit 0; } || { echo "$DESC is not running"; exit 3; }
}

case "$1" in
    start)
        log_daemon_msg "Starting $DESC" "$NAME"
        d_start
        log_end_msg $?
        ;;
    stop)
        log_daemon_msg "Stopping $DESC" "$NAME"
        d_stop
        log_end_msg $?
        ;;
    reload|force-reload)
        log_daemon_msg "Reloading services for $DESC" "$NAME"
        d_reload
        log_end_msg $?
        ;;
    restart)
        log_daemon_msg "Restarting $DESC" "$NAME"
        d_stop
        if [ "$?" -eq 0 ]; then
                d_start
                log_end_msg $?
        else
                log_end_msg 1
        fi
        ;;
    status)
        d_status
        ;;
    *)
        echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload|reload|status}" >&2
        exit 3
        ;;
esac

exit 0