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#!/sbin/runscript
# Copyright 1999-2011 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-proxy/squid/files/squid.initd,v 1.14 2011/10/23 18:45:39 polynomial-c Exp $
extra_started_commands="reload rotate"
depend() {
use dns
need net
after firewall
}
upprocval() {
[ -f $1 ] || return 0
if [ `cat $1` -lt $2 ]; then
echo $2 > $1
fi
}
# Try to increase the # of filedescriptors we can open.
maxfds() {
[ -n "$SQUID_MAXFD" ] || return
[ $SQUID_MAXFD -le 8192 ] || SQUID_MAXFD=8192
local minimal_file_max=$(($SQUID_MAXFD + 4096))
upprocval /proc/sys/fs/file-max $minimal_file_max
if /usr/sbin/squid -v | grep -q "\--enable-epoll" ; then
upprocval /proc/sys/fs/epoll/max_user_watches $minimal_file_max
fi
ulimit -n $SQUID_MAXFD
}
checkconfig() {
if [ ! -f /etc/squid/${SVCNAME}.conf ]; then
eerror "You need to create /etc/squid/${SVCNAME}.conf first."
eerror "An example can be found in /etc/squid/squid.conf.default"
return 1
fi
local PIDFILE=$(awk '/^[ \t]*pid_filename[ \t]+/ { print $2 }' < /etc/squid/${SVCNAME}.conf)
[ -z ${PIDFILE} ] && PIDFILE=/var/run/squid.pid
if [ /var/run/${SVCNAME}.pid != ${PIDFILE} ]; then
eerror "/etc/squid/${SVCNAME}.conf must set pid_filename to"
eerror " /var/run/${SVCNAME}.pid"
eerror "CAUTION: http_port, cache_dir and *_log parameters must be different than"
eerror " in any other instance of squid."
return 1
fi
maxfds
local CACHE_SWAP=$(awk '/^[ \t]*cache_dir[ \t]+/ { if ($2 == "coss" ) printf "%s/stripe ", $3 ; else printf "%s/00 ", $3; }' < /etc/squid/${SVCNAME}.conf)
[ -z "$CACHE_SWAP" ] && CACHE_SWAP="/var/cache/squid/00"
local x
for x in $CACHE_SWAP ; do
if [ ! -e $x ] ; then
ebegin "Initializing cache directory ${x%/*}"
local ORIG_UMASK=$(umask)
umask 027
if ! (mkdir -p ${x%/*} && chown squid ${x%/*}) ; then
eend 1
return 1
fi
local INIT_CACHE_RESPONSE="$(/usr/sbin/squid -z -N -f /etc/squid/${SVCNAME}.conf 2>&1)"
if [ $? != 0 ] || echo "$INIT_CACHE_RESPONSE" | grep -q "erminated abnormally" ; then
umask $ORIG_UMASK
eend 1
echo "$INIT_CACHE_RESPONSE"
return 1
fi
umask $ORIG_UMASK
eend 0
break
fi
done
return 0
}
start() {
checkconfig || return 1
ebegin "Starting ${SVCNAME}"
KRB5_KTNAME="${SQUID_KEYTAB}" /usr/sbin/squid ${SQUID_OPTS} -f /etc/squid/${SVCNAME}.conf
eend $? && sleep 1
}
stop() {
ebegin "Stopping ${SVCNAME}"
if /usr/sbin/squid -k shutdown -f /etc/squid/${SVCNAME}.conf ; then
# Now we have to wait until squid has _really_ stopped.
sleep 1
if [ -f /var/run/${SVCNAME}.pid ] ; then
einfon "Waiting for squid to shutdown ."
cnt=0
while [ -f /var/run/${SVCNAME}.pid ] ; do
cnt=$(expr $cnt + 1)
if [ $cnt -gt 60 ] ; then
# Waited 120 seconds now. Fail.
echo
eend 1 "Failed."
break
fi
sleep 2
echo -n "."
done
echo
fi
else
eerror "Squid shutdown failed, probably service is already down."
fi
eend 0
}
reload() {
checkconfig || return 1
ebegin "Reloading ${SVCNAME}"
/usr/sbin/squid -k reconfigure -f /etc/squid/${SVCNAME}.conf
eend $?
}
rotate() {
service_started ${SVCNAME} || return 1
ebegin "Rotating ${SVCNAME} logs"
/usr/sbin/squid -k rotate -f /etc/squid/${SVCNAME}.conf
eend $?
}
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