Add rc.newroutedns to change routes when hosts changes

1 files changed, 56 insertions, 0 deletions

diff --git a/etc/rc.newroutedns b/etc/rc.newroutedns
new file mode 100755
index 0000000..11e0876
--- /dev/null
+++ b/etc/rc.newroutedns
@@ -0,0 +1,56 @@
+#!/usr/local/bin/php -f
+<?php
+/*
+	Copyright (C) 2013 Renato Botelho <garga@pfsense.org>.
+	All rights reserved.
+	
+	Redistribution and use in source and binary forms, with or without
+	modification, are permitted provided that the following conditions are met:
+	
+	1. Redistributions of source code must retain the above copyright notice,
+	   this list of conditions and the following disclaimer.
+	
+	2. Redistributions in binary form must reproduce the above copyright
+	   notice, this list of conditions and the following disclaimer in the
+	   documentation and/or other materials provided with the distribution.
+	
+	THIS SOFTWARE IS PROVIDED ``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.
+*/
+
+/* parse the configuration and include all functions used below */
+require_once("util.inc");
+require_once("config.inc");
+require_once("functions.inc");
+require_once("system.inc");
+
+/* make sure to wait until the boot scripts have finished */
+if (file_exists("{$g['varrun_path']}/booting"))
+	return;
+
+$staticroutes = get_staticroutes();
+
+if (count($staticroutes))
+	log_error("Static Routes: One or more aliases used for routing has changed its IP. Refreshing.");
+else
+	return;
+
+$routelck = lock('routedns', LOCK_EX);
+
+/* We will walk the list of hostnames found in static routes
+ * configuration. Since we are already triggered by filterdns
+ * that a hostname has changed we can proceed to compare the 
+ * new IP address with the old address from the DNS cache.
+ */
+system_staticroutes_configure();
+
+unlock($routelck);
+?>