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126 lines
4.2 KiB
126 lines
4.2 KiB
#!/sbin/openrc-run
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# Copyright 1999-2019 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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SQUID_SVCNAME=$( echo "${RC_SVCNAME}" | tr -cd '[a-zA-Z0-9]' )
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extra_started_commands="reload rotate"
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depend() {
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use dns net
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}
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checkconfig() {
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local CONFFILES="/etc/squid/${RC_SVCNAME}.conf /etc/squid/${RC_SVCNAME}.include /etc/squid/${RC_SVCNAME}.include.*"
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if [ ! -f /etc/squid/${RC_SVCNAME}.conf ]; then
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eerror "You need to create /etc/squid/${RC_SVCNAME}.conf first."
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eerror "The main configuration file and all included file names should have the following format:"
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eerror "${CONFFILES}"
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eerror "An example can be found in /etc/squid/squid.conf.default"
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return 1
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fi
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local PIDFILE=$(cat ${CONFFILES} 2>/dev/null 3>/dev/null | awk '/^[ \t]*pid_filename[ \t]+/ { print $2 }')
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[ -z ${PIDFILE} ] && PIDFILE=/run/squid.pid
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if [ /run/${RC_SVCNAME}.pid != ${PIDFILE} ]; then
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eerror "/etc/squid/${RC_SVCNAME}.conf must set pid_filename to"
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eerror " /run/${RC_SVCNAME}.pid"
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eerror "CAUTION: http_port, cache_dir and *_log parameters must be different than"
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eerror " in any other instance of squid."
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eerror "Make sure the main configuration file and all included file names have the following format:"
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eerror "${CONFFILES}"
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return 1
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fi
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# Maximum file descriptors squid can open is determined by:
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# a basic default of N=1024
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# ... altered by ./configure --with-filedescriptors=N
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# ... overridden on production by squid.conf max_filedescriptors (if,
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# and only if, setrlimit() RLIMIT_NOFILE is able to be built+used).
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# Since we do not configure hard coded # of filedescriptors anymore,
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# there is no need for ulimit calls in the init script.
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# Use max_filedescriptors in squid.conf instead.
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local CACHE_SWAP=$(cat ${CONFFILES} 2>/dev/null 3>/dev/null | awk '/^[ \t]*cache_dir[ \t]+/ { if ( $2 == "rock" ) printf "%s/rock ", $3; else if ( $2 == "coss" ) printf "%s/stripe ", $3; else printf "%s/00 ", $3; }')
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[ -z "$CACHE_SWAP" ] && CACHE_SWAP="/var/cache/squid/00"
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local x
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for x in $CACHE_SWAP ; do
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if [ ! -e $x ] ; then
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ebegin "Initializing cache directory ${x%/*}"
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local ORIG_UMASK=$(umask)
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umask 027
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if ! (mkdir -p ${x%/*} && chown squid ${x%/*}) ; then
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eend 1
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return 1
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fi
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local INIT_CACHE_RESPONSE="$(/usr/sbin/squid -z -N -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME} 2>&1)"
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if [ $? != 0 ] || echo "$INIT_CACHE_RESPONSE" | grep -q "erminated abnormally" ; then
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umask $ORIG_UMASK
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eend 1
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echo "$INIT_CACHE_RESPONSE"
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return 1
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fi
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umask $ORIG_UMASK
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eend 0
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break
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fi
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done
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return 0
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}
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start() {
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checkconfig || return 1
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checkpath -d -q -m 0750 -o squid:squid /run/${RC_SVCNAME}
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# see https://wiki.squid-cache.org/MultipleInstances
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ebegin "Starting ${RC_SVCNAME} (service name ${SQUID_SVCNAME}) with KRB5_KTNAME=\"${SQUID_KEYTAB}\" /usr/sbin/squid ${SQUID_OPTS} -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME}"
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KRB5_KTNAME="${SQUID_KEYTAB}" /usr/sbin/squid ${SQUID_OPTS} -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME}
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eend $? && sleep 1
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}
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stop() {
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ebegin "Stopping ${RC_SVCNAME} with /usr/sbin/squid -k shutdown -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME}"
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if /usr/sbin/squid -k shutdown -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME} ; then
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# Now we have to wait until squid has _really_ stopped.
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sleep 1
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if [ -f /run/${RC_SVCNAME}.pid ] ; then
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einfon "Waiting for squid to shutdown ."
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cnt=0
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while [ -f /run/${RC_SVCNAME}.pid ] ; do
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cnt=$(expr $cnt + 1)
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if [ $cnt -gt 60 ] ; then
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# Waited 120 seconds now. Fail.
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echo
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eend 1 "Failed."
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break
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fi
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sleep 2
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printf "."
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done
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echo
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fi
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else
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eerror "Squid shutdown failed, probably service is already down."
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fi
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eend 0
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}
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reload() {
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checkconfig || return 1
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ebegin "Reloading ${RC_SVCNAME} with /usr/sbin/squid -k reconfigure -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME}"
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/usr/sbin/squid -k reconfigure -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME}
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eend $?
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}
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rotate() {
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service_started ${RC_SVCNAME} || return 1
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ebegin "Rotating ${RC_SVCNAME} logs with /usr/sbin/squid -k rotate -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME}"
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/usr/sbin/squid -k rotate -f /etc/squid/${RC_SVCNAME}.conf -n ${SQUID_SVCNAME}
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eend $?
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}
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