#!/bin/sh

# Squid Internet Object Cache startup
# AUTHOR: Markus Gyger
# This is squid's startup file /sbin/init.d/squid or /etc/init.d/squid


PATH=/usr/local/squid/sbin:/usr/sbin:/usr/bin:/sbin:/bin
export PATH


respawn()
{
    trap "" 1
    fails=0
    while [ $fails -le 5 ]
    do         start=`date +%d%H%M%S`
      if "$@"
      then          logger -t "$1" -p local4.notice \
         "respawn[$$]: Exiting due to shutdown"
         return 0
      fi
      stop=`date +%d%H%M%S`
      time=`expr $stop - $start`
      [ "$time" -gt 10 ] && fails=0
      fails=`expr $fails + 1`
    done

    logger -t "$1" -p local4.alert \
    "respawn[$$]: Exiting due to repeated, frequent failures"
    return 1
}


case $* in
start_msg)
    echo "Start Squid Internet Object Cache"
    ;;

stop_msg)
    echo "Stopping Squid Internet Object Cache"
    ;;

start)

    if whence=`type squid 2>&1`
    then trap "" 1
      if [ 0 = "${SQUID_RESPAWN-}" ]
       then
         squid ${SQUID_OPTIONS-} &
       else respawn squid ${SQUID_OPTIONS-} &
      fi

    else echo "ERROR: $whence" >&2
     exit 1
    fi
    ;;

stop)

    squid ${SQUID_OPTIONS-} -k shutdown || exit 1
    ;;

reconf*|rotate|int*|debug|check|kill)

    squid ${SQUID_OPTIONS-} -k "$1"
    ;;

*)
    echo "usage: $0 {start|stop|reconfigure|rotate|interrupt|debug|check|kill}" >&2
    echo "    start        start squid" >&2
    echo "    stop         clean shutdown" >&2
    echo "    reconfigure  reread configuration files" >&2
    echo "    rotate       rotate log files" >&2
    echo "    interrupt    quick clean shutdown " >&2
    echo "    debug        toggle debug logging" >&2
    echo "    check        check for running squid" >&2
    echo "    kill         terminate squid by brute force" >&2

    exit 1
    ;;
esac

[ $? -eq 0 ] # only 0 and 1 exit values allowed
exit