#!/bin/sh
#
# apache start/stop script
# Usage: apache [ start | stop | enable | disable | query ]
#

#
#  Uncomment next three lines for Apache httpd
#
HTTPDBIN=/usr/local/bin
HTTPDLIB=/usr/local/lib/apache
HTTPD=httpd
PIDFILE=/usr/local/lib/apache/logs/httpd.pid

#
#  Uncomment next three lines for Netscape FastTrack
#
# HTTPDBIN=/usr/internet/ns-home/bin/httpd
# HTTPD="ns-httpd -d /usr/internet/ns-home/httpd-johndoe/config"
# PIDFILE=/usr/internet/ns-home/httpd-johndoe/logs/pid

#
#  Uncomment next three lines for NCSA httpd (e.g. from SCO Global Access)
#
# HTTPDBIN=/var/opt/ncsa
# HTTPD=httpd
# PIDFILE=/var/opt/ncsa/logs/httpd.pid

#
#  Uncomment next three lines for CERN httpd 3.0
#
# HTTPDBIN=/opt/cern_httpd/bin
# HTTPD=cern_httpd
# PIDFILE=/var/opt/cern_httpd/httpd-pid



PATH=/bin:/usr/bin:/etc:$HTTPDBIN
SCRIPT=`basename $0`

cleanup() {
        exit $1
}

http_start() {
        if [ -r $PIDFILE ]
        then
                read line < $PIDFILE
                set -- junk $line               # protects against empty line
                shift                           # get rid of junk
                [ $# -ge 1 ] || break
                KILL_PID=$1
                kill -0 $KILL_PID 2>/dev/null && {
                        echo "$HTTPD appears to be running already."
                        cleanup 0
                }
        fi

        echo "Starting $HTTPD ... \c"
	cd $HTTPDBIN 
        $HTTPD -f $HTTPDLIB/conf/httpd.conf&
        echo "done."
}

http_stop() {
        if [ -r $PIDFILE ]
        then
                echo "Stopping $HTTPD ... \c"
                read line < $PIDFILE
                rm -f $PIDFILE
                set -- junk $line               # protects against empty line
                shift                           # get rid of junk
                [ $# -ge 1 ] || break
                KILL_PID=$1
                kill -15 $KILL_PID
                echo "done."
        else
                echo "$HTTPD does not appear to be running."
        fi
}

http_enable() {
        if [ -f /etc/rc2.d/S91apache ] ; then
                echo "$HTTPD is already enabled."
        else
                echo "Enabling $HTTPD ... \c"
                ln /etc/apache /etc/rc2.d/S91apache
                echo "done."
        fi
        http_start
}

http_disable() {
        http_stop
        if [ -f /etc/rc2.d/S91apache ] ; then
                echo "Disabling $HTTPD ... \c"
                rm -f /etc/rc2.d/S91apache
                echo "done."
        else
                echo "$HTTPD is already disabled."
        fi
}

http_query() {
        if [ -r $PIDFILE ]
        then
                read line < $PIDFILE
                set -- junk $line               # protects against empty line
                shift                           # get rid of junk
                [ $# -ge 1 ] || break
                KILL_PID=$1
                kill -0 $KILL_PID 2>/dev/null
                if [ $? -eq 0 ] 
                then echo "$HTTPD is currently running."
                else echo "$HTTPD is not running."
                fi
        else
                echo "$HTTPD is not running."
        fi

        if [ -f /etc/rc2.d/S91apache ]
        then echo "$HTTPD is enabled."
        else echo "$HTTPD is disabled."
        fi
}

# main()

cd /

case $1 in

start)
        http_start
        ;;
stop)
        http_stop
        ;;
enable)
        http_enable
        ;;
disable)
        http_disable
        ;;
query)
        http_query
        ;;
*)
        echo "Usage: $0 [start|stop|enable|disable|query]"
        cleanup 1
        ;;

esac

cleanup 0