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#!/bin/bash
. /etc/rc.conf
. /etc/rc.d/functions
. /etc/conf.d/varnish
reload_vcl() {
local activecfg newcfg
if [[ -z $VARNISH_CFG ]]; then
printf '==> ERROR: VARNISH_CFG is undefined in /etc/conf.d/varnish!\n'
return 1
fi
activecfg=$(varnishadm 'vcl.list' | awk '/active/ { print $3 }')
if [[ -z $activecfg ]]; then
printf '==> ERROR: No active VCL found!\n'
return 1
fi
printf -v newcfg 'vcl-%(%s)T' -1
varnishadm "vcl.load $newcfg $VARNISH_CFG" &&
varnishadm "vcl.use $newcfg" &&
varnishadm "vcl.discard $activecfg" || return 1
}
pidfile=/run/varnish.pid
if [[ -r $pidfile ]]; then
read -r PID < "$pidfile"
if [[ ! -d /proc/$PID ]]; then
# stale pidfile
unset PID
rm -f "$pidfile"
fi
fi
case $1 in
start)
stat_busy "Starting Varnish Reverse Proxy"
if /usr/sbin/varnishd $VARNISHD_OPTS -P "$pidfile"; then
add_daemon varnish
stat_done
else
stat_fail
exit 1
fi
;;
stop)
stat_busy "Stopping Varnish Reverse Proxy"
if [[ $PID ]] && kill $PID &>/dev/null; then
rm_daemon varnish
stat_done
else
stat_fail
exit 1
fi
;;
restart)
$0 stop
sleep 1
$0 start
;;
reload)
stat_busy "Recompiling and Reloading VCL"
reload_vcl && stat_done || stat_fail
;;
*)
echo "usage: $0 {start|stop|restart}"
;;
esac
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