#!/bin/sh
#
# sentinel start/stop/restart script
#

SMFILTER=/usr/local/sbin/sentinel
CONFIG=/etc/mail/sentinel.cf
SOCKET=/var/run/smmsp/sentinel.socket

getprocs() {
        /usr/bin/ps -ef | /usr/bin/grep $1 | /usr/bin/grep -v $0 | /usr/bin/grep -v grep | awk '{print $2}'
}

case $1 in
"")
        echo "usage: $0 {start|stop|restart}"
        exit 0
        ;;
start)
        if [ -r $SOCKET ];
        then
    	    pids=`getprocs $SMFILTER`
	    if [ "$pids" = "" ]
            then
		echo "Warning: $SOCKET exists but sentinel isn't running."
                rm -f $SOCKET
            else
                echo "sentinel is already running. Aborting."
                exit 0
            fi
        fi

        $SMFILTER -c $CONFIG -p unix:$SOCKET -d
        ;;
stop)
        if [ ! -r $SOCKET ];
        then
    	    echo "Warning: $SOCKET does not exists. Aborting."
            exit 1
        fi
        pids=`getprocs $SMFILTER`
        if [ "$pids" != "" ]
        then
	    kill $pids
	    sleep 3
    	    if [ -r $SOCKET ];
    	    then
    		echo "Warning: $SOCKET still exists. Aborting."
        	exit 1
	    fi
        fi
        ;;
restart)
        if [ ! -r $SOCKET ];
        then
    	    echo "Warning: $SOCKET does not exists."
    	    $SMFILTER -c $CONFIG -p unix:$SOCKET -d
            exit 0
        fi
        pids=`getprocs $SMFILTER`
        if [ "$pids" != "" ]
        then
	    kill $pids
	    sleep 3
    	    if [ -r $SOCKET ];
    	    then
    		echo "Warning: $SOCKET is still exists. Aborting."
        	exit 1
	    fi
    	    $SMFILTER -c $CONFIG -p unix:$SOCKET -d
	else
	    echo "Warning: $SOCKET exists but sentinel isn't running."
            rm -f $SOCKET
    	    $SMFILTER -c $CONFIG -p unix:$SOCKET -d
        fi
        ;;
*)
        echo "unknown command: $1"
        ;;
esac

exit 0