File c-icap.init of Package c-icap

#!/bin/sh
#
#     This library is free software; you can redistribute it and/or modify it
#     under the terms of the GNU Lesser General Public License as published by
#     the Free Software Foundation; either version 2.1 of the License, or (at
#     your option) any later version.
#                 
#     This library is distributed in the hope that it will be useful, but
#     WITHOUT ANY WARRANTY; without even the implied warranty of
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#     Lesser General Public License for more details.
# 
#     You should have received a copy of the GNU Lesser General Public
#     License along with this library; if not, write to the Free Software
#     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA     
#
# /etc/init.d/c-icap
#   and its symbolic link
# /usr/sbin/rcc-icap

### BEGIN INIT INFO
# Provides:          c-icap
# Required-Start:    $network $remote_fs
# Should-Start:      squid
# Required-Stop:     $network $remote_fs
# Should-Stop:       squid
# Default-Start:     3 5
# Default-Stop:      0 1 2 6
# Short-Description: Implementation of an ICAP server
# Description:       This implementation of an ICAP server can be used 
#	together with HTTP proxies like squid that support the ICAP protocol
#	to implement content adaptation and filtering services. 
### END INIT INFO

# Check for missing binaries (stale symlinks should not happen)
# Note: Special treatment of stop for LSB conformance
ICAP_BIN='/usr/bin/c-icap'
test -x "$ICAP_BIN" || { echo "$ICAP_BIN not installed"; 
	if [ "$1" = "stop" ]; then exit 0;
	else exit 5; fi; }

ICAP_CONF='/etc/c-icap/c-icap.conf'
test -r  "$ICAP_CONF" || { echo "$ICAP_CONF not existing or readable";
	if [ "$1" = "stop" ]; then exit 0;
	else exit 6; fi; }

function get_config {
	set -- `grep ^$1 "$ICAP_CONF" | sed 's@[[:space:]]@ @' | tr -d '[:cntrl:]'`
	shift # remove first ARG => search-string
	echo $*
}

PIDFILE=$(get_config PidFile)
: ${PIDFILE:=/var/run/c-icap/c-icap.pid}
ICAP_USER=$(get_config User)
: ${ICAP_USER:=c-icap}
ICAP_GROUP=$(get_config Group)
: ${ICAP_GROUP:=c-icap}
ICAP_SOCKET=$(get_config CommandsSocket)
: ${ICAP_SOCKET:=/var/run/c-icap/c-icap.ctl}
PIDDIR=$(dirname "$PIDFILE")

# Shell functions sourced from /etc/rc.status:
. /etc/rc.status

# Reset status of this service
rc_reset

case "$1" in
    start)
	echo -n "Starting c-icap "
	test -d "$PIDDIR" || install -d -m755 -o "$ICAP_USER" -g "$ICAP_GROUP" "$PIDDIR" 
	/sbin/startproc $ICAP_BIN
	rc_status -v
	;;
    stop)
	echo -n "Shutting down c-icap "
	/sbin/killproc -TERM $ICAP_BIN
	rc_status -v
	;;
    try-restart|condrestart)
	if test "$1" = "condrestart"; then
		echo "${attn} Use try-restart ${done}(LSB)${attn} rather than condrestart ${warn}(RH)${norm}"
	fi
	$0 status
	if test $? = 0; then
		$0 restart
	else
		rc_reset	# Not running is not a failure.
	fi
	rc_status
	;;
    restart)
	$0 stop
	$0 start
	rc_status
	;;
    force-reload)
	echo -n "Reload service c-icap "
	/sbin/killproc -HUP $ICAP_BIN
	rc_status -v
	;;
    reload)
	echo -n "Reload service c-icap "
	if [ -S "$ICAP_SOCKET" ]; then 
		echo -n 'reconfigure' > "$ICAP_SOCKET"
	else
		/sbin/killproc -HUP $ICAP_BIN
	fi
	rc_status -v
	;;
    status)
	echo -n "Checking for service c-icap "
	rc_status -v
	;;
	relog)
		echo -n "Re-opening the c-icap log files: "
		if [ -S "$ICAP_SOCKET" ]; then
			echo -n 'relog' > "$ICAP_SOCKET"
			echo "done"
		else
			echo "no socket found at $ICAP_SOCKET"
			rc_failed 7
		fi
		rc_status -v
	;;
    *)
	echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe|relog}"
	exit 1
	;;
esac
rc_exit