#! /bin/sh
#
# bpdyndnsd
#
# chkconfig: 35 90 20
# description: Bullet proof dynamic DNS update daemon.
# processname: bpdyndnsd
# config: /etc/bpdyndnsd/bpdyndnsd.conf
# pidfile: /var/run/bpdyndnsd/bpdyndnsd.pid

# Source function library.
. /etc/rc.d/init.d/functions

# Configuration
. /etc/sysconfig/bpdyndnsd

# Prog name
progname="bpdyndnsd (dynamic DNS update daemon)"
# User and group
user=bpdyndnsd
group=bpdyndnsd
# Binary file
prog=/usr/bin/bpdyndnsd
# PID file
pidfile=/var/run/bpdyndnsd/bpdyndnsd.pid

test -x ${prog} || exit 0
test -e /etc/bpdyndnsd/bpdyndnsd.conf || exit 0


##
## the functions:
##

start() {
    [ -f /var/lock/subsys/bpdyndnsd ] && stop

    if [ $START_BPDYNDNSD -eq 1 ]; then
        # Check if this is really bpdyndnsd's pid file
        if [ -f $pidfile ]; then
            if ! grep -s -q "bpdyndnsd" /proc/`cat $pidfile`/cmdline; then
            echo "Unlinking non-bpdyndnsd pid file"
            rm -f $pidfile
            fi
        fi

        echo -n "Starting $progname: "
        daemon --user bpdyndnsd $prog --daemon_mode 1 --syslog 1;
        RETVAL=$?
        [ $RETVAL -eq 0 ] && success || failure
        echo
        [ $RETVAL -eq 0 ] && touch /var/lock/subsys/bpdyndnsd
    fi
}

stop() {
    if [ ! -f /var/lock/subsys/bpdyndnsd ]; then
        return 0
    fi

    echo -n "Stopping $progname: "
    killproc bpdyndnsd
    RETVAL=$?
    [ $RETVAL -eq 0 ] && success || failure
    echo
    [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/bpdyndnsd
}

reload() {
    echo -n "Reloading $progname: "
    killproc bpdyndnsd -HUP
    RETVAL=$?
    [ $RETVAL -eq 0 ] && success || failure
    echo
}

restart() {
    stop
    start
}

online() {
    echo -n "Switching $progname to online mode: "
    killproc bpdyndnsd -USR2
    RETVAL=$?
    [ $RETVAL -eq 0 ] && success || failure
    echo
}

online_webcheck() {
    echo -n "Switching $progname to online mode with webcheck enabled: "
    killproc bpdyndnsd -RTMIN
    RETVAL=$?
    [ $RETVAL -eq 0 ] && success || failure
    echo
}

offline() {
    echo -n "Switching $progname to offline mode: "
    killproc bpdyndnsd -USR1
    RETVAL=$?
    [ $RETVAL -eq 0 ] && success || failure
    echo
}

##
## determine what we should do:
##
case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    status)
        status $prog
        RETVAL=$?
        ;;
    restart)
        restart
        ;;
    reload)
        reload
        ;;
    condrestart)
        [ -f /var/lock/subsys/bpdyndnsd ] && restart || : 
        ;;
    online)
        online
        ;;
    online_webcheck)
        online_webcheck
        ;;
    offline)
        offline
        ;;
    *)
        echo "Usage: bpdyndnsd {start|stop|status|restart|reload|condrestart|online|online_webcheck|offline}"
        RETVAL=1
esac

exit $RETVAL