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#! /bin/sh | |
### BEGIN INIT INFO | |
# Provides: varnish | |
# Required-Start: $local_fs $remote_fs $network | |
# Required-Stop: $local_fs $remote_fs $network | |
# Default-Start: 2 3 4 5 | |
# Default-Stop: 0 1 6 | |
# Short-Description: Start HTTP accelerator | |
# Description: This script provides a server-side cache | |
# to be run in front of a httpd and should | |
# listen on port 80 on a properly configured | |
# system | |
### END INIT INFO | |
# Source function library | |
. /lib/lsb/init-functions | |
SERVICE=varnishd | |
DESC="HTTP accelerator" | |
PATH=/sbin:/bin:/usr/sbin:/usr/bin | |
DAEMON=/usr/sbin/varnishd | |
PIDFILE=/run/$SERVICE.pid | |
test -x $DAEMON || { echo "${DAEMON} has no execute bit"; exit 0; } | |
# Include varnish defaults if available | |
if [ -f /etc/default/varnish ] ; then | |
. /etc/default/varnish | |
fi | |
# Open files (usually 1024, which is way too small for varnish) | |
ulimit -n ${NFILES:-131072} | |
# Maxiumum locked memory size for shared memory log | |
ulimit -l ${MEMLOCK:-82000} | |
# If $DAEMON_OPTS is not set at all in /etc/default/varnish, use minimal useful | |
# defaults (Backend at localhost:8080, a common place to put a locally | |
# installed application server.) | |
DAEMON_OPTS=${DAEMON_OPTS:--b localhost} | |
# Ensure we have a PATH | |
export PATH="${PATH:+$PATH:}/usr/sbin:/usr/bin:/sbin:/bin" | |
start_varnishd() { | |
log_daemon_msg "Starting $DESC" "$SERVICE" | |
output=$(/bin/tempfile -s.varnish) | |
if start-stop-daemon \ | |
--start --pidfile ${PIDFILE} --exec ${DAEMON} -- \ | |
${DAEMON_OPTS} -P ${PIDFILE} > ${output} 2>&1; then | |
log_end_msg 0 | |
else | |
log_end_msg 1 | |
cat $output | |
exit 1 | |
fi | |
rm $output | |
} | |
disabled_varnishd() { | |
log_daemon_msg "Not starting $DESC" "$SERVICE" | |
log_progress_msg "disabled in /etc/default/varnish" | |
log_end_msg 0 | |
} | |
stop_varnishd() { | |
log_daemon_msg "Stopping $DESC" "$SERVICE" | |
if start-stop-daemon \ | |
--stop --pidfile $PIDFILE --retry 10 \ | |
--exec $DAEMON; then | |
log_end_msg 0 | |
else | |
log_end_msg 1 | |
fi | |
if test -r $PIDFILE; then | |
read -r PID < $PIDFILE | |
if test ! -d /proc/$PID ; then | |
# stale pidfile | |
unset PID | |
rm -f $PIDFILE | |
fi | |
fi | |
} | |
reload_varnishd() { | |
log_daemon_msg "Reloading $DESC" "$SERVICE" | |
# Workaround for the reload script to make it work with instances | |
export DAEMON_OPTS | |
if /usr/share/varnish/reload-vcl -q; then | |
log_end_msg 0 | |
else | |
log_end_msg 1 | |
fi | |
} | |
status_varnishd() { | |
start-stop-daemon \ | |
--status --pidfile $PIDFILE \ | |
--exec $DAEMON | |
exit $? | |
} | |
configtest() { | |
log_daemon_msg "Checking syntax" "$SERVICE" | |
$DAEMON ${DAEMON_OPTS} -C -n /tmp 1>/dev/null 2>&1 | |
local ret=${?:-1} | |
log_end_msg $ret | |
if [ $ret != 0 ]; then | |
$DAEMON ${DAEMON_OPTS} -C -n /tmp | |
fi | |
return $ret | |
} | |
case "$1" in | |
start) | |
case "${START:-}" in | |
[Yy]es|[Yy]|1|[Tt]|[Tt]rue) | |
start_varnishd | |
;; | |
*) | |
disabled_varnishd | |
;; | |
esac | |
;; | |
stop) | |
stop_varnishd | |
;; | |
reload) | |
reload_varnishd | |
;; | |
status) | |
status_varnishd | |
;; | |
restart|force-reload) | |
if status_of_proc -p "${PIDFILE}" "${DAEMON}" "${SERVICE}" 1>/dev/null; then | |
if ! configtest; then | |
log_failure_msg "Syntax check failed, not restarting" | |
exit 1 | |
fi | |
fi | |
$0 stop | |
$0 start | |
;; | |
configtest) | |
configtest | |
;; | |
*) | |
log_success_msg "Usage: $0 {start|stop|restart|reload|force-reload|configtest}" | |
exit 1 | |
;; | |
esac |
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