#!/bin/sh
#
# php-fpm - this script starts and stops the php-fpm daemon
#
# chkconfig: - 85 15
# description: PHP-FPM (FastCGI Process Manager) is an alternative PHP FastCGI \
#              implementation with some additional features useful for sites of \
#              any size, especially busier sites.
# processname: php-fpm

prefix=/usr/local/php
exec_prefix=${prefix}

php_fpm_BIN=${exec_prefix}/sbin/php-fpm
php_fpm_CONF=${prefix}/etc/php-fpm.conf
php_fpm_PID=${prefix}/var/run/php-fpm.pid

php_opts="--fpm-config $php_fpm_CONF"

wait_for_pid () {
   try=0

   while test $try -lt 35 ; do

       case "$1" in
           'created')
           if [ -f "$2" ] ; then
               try=''
               break
           fi
           ;;

           'removed')
           if [ ! -f "$2" ] ; then
               try=''
               break
           fi
           ;;
       esac

       echo -n .
       try=`expr $try + 1`
       sleep 1

   done

}

case "$1" in
   start)
       echo -n "Starting php-fpm "

       $php_fpm_BIN $php_opts

       if [ "$?" != 0 ] ; then
           echo " failed"
           exit 1
       fi

       wait_for_pid created $php_fpm_PID

       if [ -n "$try" ] ; then
           echo " failed"
           exit 1
       else
           echo " done"
       fi
   ;;

   stop)
       echo -n "Gracefully shutting down php-fpm "

       if [ ! -r $php_fpm_PID ] ; then
           echo "warning, no pid file found - php-fpm is not running ?"
           exit 1
       fi

       kill -QUIT `cat $php_fpm_PID`

       wait_for_pid removed $php_fpm_PID

       if [ -n "$try" ] ; then
           echo " failed. Use force-exit"
           exit 1
       else
           echo " done"
       fi
   ;;

   force-quit)
       echo -n "Terminating php-fpm "

       if [ ! -r $php_fpm_PID ] ; then
           echo "warning, no pid file found - php-fpm is not running ?"
           exit 1
       fi

       kill -TERM `cat $php_fpm_PID`

       wait_for_pid removed $php_fpm_PID

       if [ -n "$try" ] ; then
           echo " failed"
           exit 1
       else
           echo " done"
       fi
   ;;

   restart)
       $0 stop
       $0 start
   ;;

   reload)

       echo -n "Reload service php-fpm "

       if [ ! -r $php_fpm_PID ] ; then
           echo "warning, no pid file found - php-fpm is not running ?"
           exit 1
       fi

       kill -USR2 `cat $php_fpm_PID`

       echo " done"
   ;;

   *)
       echo "Usage: $0 {start|stop|force-quit|restart|reload}"
       exit 1
   ;;

esac