#!/bin/bash
#
# squid -- start/stop the Squid Internet Object Cache
#
# chkconfig: 345 90 25
# description: Squid HTTP Proxy
# pidfile: /var/run/squid.pid
# config: /etc/squid/squid.conf

. /etc/sysconfig/rc

# Source function library.
[ -r "$rc_functions" ] && . $rc_functions

NAME=squid
DAEMON=/usr/sbin/$NAME
DAEMONPID=/var/run/$NAME.pid
DAEMONCONF=/etc/squid/squid.conf
OPTIONS="-s"

[ -x $DAEMON ] || exit 0

# Source networking configuration.
[ -r /etc/sysconfig/network ] && . /etc/sysconfig/network

# Check that networking is up.
[ "$NETWORKING" = "yes" ] || exit 0

[ -r /etc/sysconfig/$NAME ] && . /etc/sysconfig/$NAME

[ "$SQUID_OPTIONS" ] && OPTIONS="$SQUID_OPTIONS"

# check if the squid conf file is present
[ -r $DAEMONCONF ] || exit 0

SQUID_PIDFILE_TIMEOUT=${SQUID_PIDFILE_TIMEOUT:-20}
SQUID_SHUTDOWN_TIMEOUT=${SQUID_SHUTDOWN_TIMEOUT:-100}

# determine which one is the cache_swap directory
CACHE_SWAP=`sed -e 's/#.*//g' $DAEMONCONF | \
        grep cache_dir |  awk '{ print $3 }'`
[ -z "$CACHE_SWAP" ] && CACHE_SWAP=/var/spool/squid

case "$1" in
   start)
      for d in $CACHE_SWAP; do
         if [ -d $d -a ! -d $d/00 ]; then
            echo -n "Creating swap directories $d... "
            $DAEMON -z -F >> /var/log/squid/squid.out 2>&1
            evaluate_retval; echo
         fi
      done

      echo -n $"Starting $NAME: "
      $DAEMON $OPTIONS >> /var/log/squid/squid.out 2>&1
      #daemon --pidfile=$DAEMONPID $DAEMON $OPTIONS
      RETVAL=$?
      [ $RETVAL -eq 0 ] && touch /var/lock/subsys/$NAME
      [ $RETVAL -eq 0 ] && echo_success || echo_failure
      echo
   ;;
   stop)
      echo -n  $"Stopping $NAME: "
      $DAEMON -k check &> /dev/null
      RETVAL=$?
      if [ $RETVAL -eq 0 ] ; then
         $DAEMON -k shutdown &
         rm -f /var/lock/subsys/$NAME
         timeout=0
         echo -n $" Waiting"
         while $DAEMON -k check &> /dev/null; do
            if [ $timeout -ge $SQUID_SHUTDOWN_TIMEOUT ]; then
               echo
               return 1
            fi
            sleep 5 && echo -n "."
            let timeout+=5
         done
         echo_success
         echo
      else
         echo_success
         echo
      fi
   ;;
   reload)
      echo -n "Reloading $NAME: "
      $DAEMON $OPTIONS -k reconfigure
      evaluate_retval; echo
   ;;
   restart)
      $0 stop
      sleep 1
      $0 start
   ;;
   condrestart)
      [ -e /var/lock/subsys/$NAME ] && $0 restart || :
   ;;
   status)
      statusproc $DAEMON && $DAEMON -k check
   ;;
   *)
      echo $"Usage: $0 {start|stop|status|reload|restart|condrestart}"
      exit 1
   ;;
esac

exit $?