#!/bin/sh
#
# php-fpm	Starts/stops php-fpm daemon
#
# chkconfig: 2345 80 20
# description: php-fpm daemon
# config: /usr/local/php7.4-fpm/etc/php-fpm.conf
# pidfile: /var/run/php-fpm7.4/php-fpm.pid

prefix=/usr/local/php7.4-fpm
exec_prefix=${prefix}

php_fpm_BIN=${exec_prefix}/sbin/php-fpm
php_fpm_CONF=${exec_prefix}/etc/php-fpm.conf
php_fpm_PID=/var/run/php-fpm7.4/php-fpm.pid

# Source function library.
. /etc/rc.d/init.d/functions

php_opts="--fpm-config $php_fpm_CONF --pid $php_fpm_PID"

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 --daemonize $php_opts

		if [ "$?" != 0 ] ; then
			failure "php-fpm"; echo
			exit 1
		fi

		wait_for_pid created $php_fpm_PID

		if [ -n "$try" ] ; then
			failure "php-fpm"; echo
			exit 1
		else
			success "php-fpm"; echo
		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
			failure "php-fpm"; echo
			exit 1
		else
			success "php-fpm"; echo
		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
			failure "php-fpm"; echo
			exit 1
		else
			success "php-fpm"; echo
		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`

		success "php-fpm"; echo
	;;

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

esac