#!/bin/sh
# Copyright (c) 2012, ponce <matteo.bernardini@gmail.com>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
#  1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#

SPAWNFCGI=/usr/bin/spawn-fcgi
FCGI_PROGRAM=/usr/bin/php-cgi
FCGI_SOCKET=/var/run/lighttpd2/www-default-php.sock
PHP_FCGI_CHILDREN=4
FCGI_CHILDREN=1
CGI_USER=lighttpd
CGI_GROUP=lighttpd
SOCKET_USER=lighttpd
SOCKET_GROUP=lighttpd
PIDFILE=/var/run/lighttpd2/spawn-fcgi.pid
PHP_FCGI_MAX_REQUESTS=1000

export PHP_FCGI_MAX_REQUESTS

spawnfcgi_start() {
  echo "Starting spawn-fcgi: $SPAWNFCGI"
  if [ -f "$PIDFILE" ]; then
    echo "Already running!"
    return
  fi
  $SPAWNFCGI -s $FCGI_SOCKET -u $CGI_USER -U $SOCKET_USER \
    -g $CGI_USER -G $SOCKET_GROUP -P $PIDFILE \
    -C $PHP_FCGI_CHILDREN -F $FCGI_CHILDREN -- $FCGI_PROGRAM \
    >> /dev/null 2>&1
}

spawnfcgi_stop() {
  echo "Stopping spawn-fcgi: $SPAWNFCGI"
  if [ -f "$PIDFILE" ]; then
    rm -f $PIDFILE $FCGI_SOCKET
    killall $FCGI_PROGRAM
  else
    echo "Not running!"
  fi
}

spawnfcgi_restart() {
  spawnfcgi_stop
  sleep 1
  spawnfcgi_start
}

case "$1" in
'start')
  spawnfcgi_start
  ;;
'stop')
  spawnfcgi_stop
  ;;
restart)
  spawnfcgi_restart
  ;;
*)
  echo "usage $0 start|stop|restart"
esac