lighttpd: use procd-based init.d script

This will allow procd to restart the service if it crashes or otherwise
exits.

Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>

net/lighttpd/files/lighttpd.init

@@ -1,26 +1,30 @@
 #!/bin/sh /etc/rc.common
 # Copyright (C) 2006-2011 OpenWrt.org
 
-SERVICE_USE_PID=1
-
 START=50
+STOP=50
 
-start() {
+USE_PROCD=1
+PROG=/usr/sbin/lighttpd
+
+validate_conf() {
+	$PROG -tt -f /etc/lighttpd/lighttpd.conf >/dev/null 2>&1 || {
+		echo "validation failed"
+		return 1
+	}
+}
+
+start_service() {
 	user_exists http || user_add http
 	[ -d /var/log/lighttpd ] || {
 		mkdir -m 0775 -p /var/log/lighttpd
 		chgrp www-data /var/log/lighttpd
 	}
-	service_start /usr/sbin/lighttpd -f /etc/lighttpd/lighttpd.conf
-}
-
-stop() {
-	service_stop /usr/sbin/lighttpd
-}
-
-restart() {
-	/usr/sbin/lighttpd -tt -f /etc/lighttpd/lighttpd.conf || exit 1
-	stop
-	start
+
+	validate_conf || exit 1
+
+	procd_open_instance
+	procd_set_param command $PROG -D -f /etc/lighttpd/lighttpd.conf
+	procd_close_instance
 }