#!/bin/sh

<%= init_d_prolog %>

NAME=varnish
DESC=varnish

BIN=<%= scope.lookupvar('varnish::bin') %>
PID=<%= scope.lookupvar('varnish::pid') %>
LOG=<%= scope.lookupvar('varnish::log') %>
OVERRIDE_CONFIG=<%= scope.lookupvar('varnish::override_config') %>

<%= init_d_prerun %>

RETVAL=0

VARNISH_VCL_CONF=<%= scope.lookupvar('varnish::vcl_path') %>
VARNISH_BACKEND_STORE="file,<%= scope.lookupvar('varnish::store_file_path') %>,<%= scope.lookupvar('varnish::store_file_size') %>"
VARNISH_USERNAME=<%= username %>
VARNISH_PASSWORD=<%= password %>

# Include varnish defaults
[ -e $OVERRIDE_CONFIG ] && . $OVERRIDE_CONFIG

start() {
  echo -n "Starting $DESC: "
  rm -Rf $PID

  ulimit -n ${NFILES:-131072}
  ulimit -l ${MEMLOCK:-82000}

# Varnish always gives output on STDOUT
  $BIN -P $pidfile "$DAEMON_OPTS" > /dev/null 2>&1

  echo "$NAME."
  RETVAL=$?
  return $RETVAL
}

stop() {
  echo -n "Stopping $DESC: "
  if [ -f $PID ]; then
    kill `cat $PID`
    rm $PID
  fi

  killall -9 $VARNISH || true
  echo "$NAME."

  return 0
}

status_q() {
  test -f $PID
}

configtest() {
  $BIN -f "$VARNISH_VCL_CONF" -C -n /tmp > /dev/null && echo "Syntax ok"
}

# See how we were called.
case "$1" in
  start)
    status_q && exit 0
    $1
    ;;
  stop)
    status_q || exit 0
    $1
    ;;
  restart)
    status_q
    if [ $? -eq 0 ]; then stop; fi
    start
    ;;
  *)
    echo "Usage: $0 {start|stop|restart}"
    exit 2
esac

exit $?