# cat /etc/init.d/asterisk
#!/bin/sh
# $Id: rc.redhat.asterisk 379884 2013-01-22 18:20:38Z bebuild $
#
# asterisk    Starts, Stops and Reloads Asterisk.
#
# chkconfig: 2345 90 60
# description: Asterisk PBX and telephony daemon.
# processname: asterisk
# pidfile: /var/run/asterisk/asterisk.pid
#
# Thu Nov 17 2005 Gregory Boehnlein <damin@nacs.net>
# - Updated Version to 1.3
# - Reversed behavior of LD_ASSUME_KERNEL=2.4.1
# - Added detailed failure messages
#
# Sun Jul 18 2004 Gregory Boehnlein <damin@nacs.net>
# - Updated Version to 1.2
# - Added test for safe_asterisk
# - Verified SIGTERM issued by "killproc" ensures "stop gracefully"
# - Added support for -U and -G command line options
# - Modified "reload" to call asterisk -rx 'reload'

### BEGIN INIT INFO
# Provides:     asterisk
# Required-Start:    $network $syslog $named $local_fs $remote_fs
# Required-Stop:     $network $syslog $named $local_fs $remote_fs
# Should-Start:      dahdi misdn lcr wanrouter mysql postgresql
# Should-Stop:       dahdi misdn lcr wanrouter mysql postgresql
# Default-Start:    2 3 4 5
# Default-Stop:     0 1 6
# Short-Description:    Asterisk PBX
# Description:      the Asterisk Open Source PBX
### END INIT INFO

# Use this option to specify a different configuration directory
#AST_CONFIG=/etc/asterisk

# Installation directory
AST_SBIN=/usr/sbin

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

if ! [ -x $AST_SBIN/asterisk ] ; then
    echo "ERROR: $AST_SBIN/asterisk not found"
    exit 0
fi

if ! [ -d $AST_CONFIG ] ; then
    echo "ERROR: $AST_CONFIG directory not found"
    exit 0
fi

# Full path to asterisk binary
DAEMON=$AST_SBIN/asterisk

# Full path to safe_asterisk script
SAFE_ASTERISK=$AST_SBIN/safe_asterisk

# Allow configuration overrides in /etc/sysconfig/asterisk
CONFIG0=`readlink $0`
if [ "$CONFIG0" = "" ]; then
    CONFIGFILE=/etc/sysconfig/`basename $0`
else
    CONFIGFILE=/etc/sysconfig/`basename $CONFIG0`
fi
[ -r $CONFIGFILE ] && . $CONFIGFILE

RETVAL=0

start() {
    # Check if Asterisk is already running.  If it is, then bug out, because
    # starting safe_asterisk when Asterisk is running is very bad.
    VERSION=`${AST_SBIN}/asterisk -rx 'core show version' 2>/dev/null`
    if [ "`echo $VERSION | cut -c 1-8`" = "Asterisk" ]; then
        echo "Asterisk is already running."
        exit 0
    fi

    # Start daemons.
    echo -n $"Starting asterisk: "
        if [ -f $SAFE_ASTERISK ] ; then
        DAEMON=$SAFE_ASTERISK
    fi
    if [ $AST_USER ] ; then
        ASTARGS="-U $AST_USER"
    fi
    if [ $AST_GROUP ] ; then
        ASTARGS="$ASTARGS -G $AST_GROUP"
    fi
    if [ $AST_CONFIG ]; then
        ASTARGS="$ASTARGS -C $AST_CONFIG/asterisk.conf"
    elif [ $ALTCONF ]; then
        ASTARGS="$ASTARGS -C $ALTCONF"
    fi
    if [ "x$COREDUMP" = "xyes" ]; then
        ASTARGS="$ASTARGS -g"
    fi
    if [ "0$MAXLOAD" -gt "0" ]; then
        ASTARGS="$ASTARGS -L $MAXLOAD"
    fi
    if [ "0$MAXCALLS" -gt "0" ]; then
        ASTARGS="$ASTARGS -M $MAXCALLS"
    fi
    if [ "0$VERBOSITY" -gt "0" ]; then
        for i in `seq 1 $VERBOSITY`; do
            ASTARGS="$ASTARGS -v"
        done
    fi
    if [ "x$INTERNALTIMING" = "xyes" ]; then
        ASTARGS="$ASTARGS -I"
    fi
    if [ "x$TEMPRECORDINGLOCATION" = "xyes" -o "x$TMPRECORDINGLOCATION" = "xyes" ]; then
        ASTARGS="$ASTARGS -t"
    fi
    if [ "x$COLOR" = "xyes" ]; then
        export TERM=linux
        daemon sh -c "$DAEMON $ASTARGS -c" >/dev/null </dev/null 2>&1 &
    else
        daemon $DAEMON $ASTARGS
    fi
    RETVAL=$?
    [ $RETVAL -eq 0 ] && touch /var/lock/subsys/asterisk
    echo
    return $RETVAL
}

stop() {
    # Stop daemons.
    if [ -f $SAFE_ASTERISK ]; then
        # Kill safe_asterisk first, to prevent us from starting up 2 instances of safe_asterisk
        echo -n $"Stopping safe_asterisk: "
        killproc `basename $SAFE_ASTERISK`
        echo
    fi
    echo -n $"Shutting down asterisk: "
    killproc `basename $DAEMON`
    RETVAL=$?
    [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/asterisk
    echo
    return $RETVAL
}

restart() {
    stop
    start
}

reload() {
    $DAEMON -rx 'module reload' > /dev/null 2> /dev/null
}

# See how we were called.
case "$1" in
  start)
    start
    ;;
  stop)
    stop
    ;;
  restart)
    restart
    ;;
  reload)
    reload
    ;;
  condrestart)
    [ -f /var/lock/subsys/asterisk ] && restart || :
    ;;
  status)
    status asterisk
    ;;
  *)
    echo "Usage: asterisk {start|stop|restart|reload|condrestart|status}"
    exit 1
esac

exit $?