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executable file 163 lines (139 sloc) 2.837 kb
#! /bin/sh
#
# varnish Control the Varnish Cache
#
# chkconfig: - 90 10
# description: Varnish is a high-perfomance HTTP accelerator
# processname: varnishd
# config: /etc/sysconfig/varnish
# pidfile: /var/run/varnishd.pid
### BEGIN INIT INFO
# Provides: varnish
# Required-Start: $network $local_fs $remote_fs
# Required-Stop: $network $local_fs $remote_fs
# Default-Start:
# Default-Stop:
# Should-Start: $syslog
# Short-Description: start and stop varnishd
# Description: Varnish is a high-perfomance HTTP accelerator
### END INIT INFO
# Source function library.
. /etc/init.d/functions
retval=0
pidfile=/var/run/varnish.pid
exec="/usr/sbin/varnishd"
reload_exec="/usr/bin/varnish_reload_vcl"
prog="varnishd"
config="/etc/sysconfig/varnish"
lockfile="/var/lock/subsys/varnish"
# Include varnish defaults
[ -e /etc/sysconfig/varnish ] && . /etc/sysconfig/varnish
start() {
if [ ! -x $exec ]
then
echo $exec not found
exit 5
fi
if [ ! -f $config ]
then
echo $config not found
exit 6
fi
echo -n "Starting Varnish Cache: "
# Open files (usually 1024, which is way too small for varnish)
ulimit -n ${NFILES:-131072}
# Varnish wants to lock shared memory log in memory.
ulimit -l ${MEMLOCK:-82000}
# $DAEMON_OPTS is set in /etc/sysconfig/varnish. At least, one
# has to set up a backend, or /tmp will be used, which is a bad idea.
if [ "$DAEMON_OPTS" = "" ]; then
echo "\$DAEMON_OPTS empty."
echo -n "Please put configuration options in $config"
return 6
else
# Varnish always gives output on STDOUT
daemon --pidfile $pidfile $exec -P $pidfile "$DAEMON_OPTS" > /dev/null 2>&1
retval=$?
if [ $retval -eq 0 ]
then
touch $lockfile
echo_success
echo
else
echo_failure
echo
fi
return $retval
fi
}
stop() {
echo -n "Stopping Varnish Cache: "
killproc -p $pidfile $prog
retval=$?
echo
[ $retval -eq 0 ] && rm -f $lockfile
return $retval
}
restart() {
stop
start
}
reload() {
if [ "$RELOAD_VCL" = "1" ]
then
$reload_exec
else
force_reload
fi
}
force_reload() {
restart
}
rh_status() {
status -p $pidfile $prog
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
configtest() {
if [ -f "$VARNISH_VCL_CONF" ]; then
$exec -f "$VARNISH_VCL_CONF" -C -n /tmp > /dev/null && echo "Syntax ok"
else
echo "VARNISH_VCL_CONF is unset or does not point to a file"
fi
}
# See how we were called.
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
restart
;;
configtest)
configtest
;;
*)
echo "Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
exit 2
esac
exit $?
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