From 7de4474e1940ca751b4ff7031464c01b1489d71f Mon Sep 17 00:00:00 2001
From: Luiz Otavio O Souza <luiz@netgate.com>
Date: Wed, 24 Feb 2016 10:45:17 -0600
Subject: Fix the rc.carpmaster and rc.carpbackup scripts.

Now, they look for main CARP IP and IP aliases running on supplied vhid.
---
 src/etc/rc.carpbackup | 42 +++++++++++++++++++-----------------------
 1 file changed, 19 insertions(+), 23 deletions(-)

(limited to 'src/etc/rc.carpbackup')

diff --git a/src/etc/rc.carpbackup b/src/etc/rc.carpbackup
index e71f9fa..a65aff4 100755
--- a/src/etc/rc.carpbackup
+++ b/src/etc/rc.carpbackup
@@ -34,13 +34,14 @@ require_once("notices.inc");
 require_once("openvpn.inc");
 require_once("interfaces.inc");
 
-if (isset($_GET)) {
+if (isset($_GET['interface'])) {
 	$argument = $_GET['interface'];
 } else {
 	$argument = str_replace("\n", "", $argv[1]);
 }
 if (!strstr($argument, "@")) {
 	log_error("CARP master event triggered from wrong source {$argument}");
+	exit;
 }
 
 list($vhid, $iface) = explode("@", $argument);
@@ -48,16 +49,17 @@ list($vhid, $iface) = explode("@", $argument);
 $friendly = convert_real_interface_to_friendly_interface_name($iface);
 $friendly_descr = convert_friendly_interface_to_friendly_descr($friendly);
 $vips = link_interface_to_vips($friendly, '', $vhid);
-$carp_iface = "{$friendly}_vip{$vhid}";
-
-if (is_array($vips)) {
-	foreach ($vips as $vip) {
-		$notificationmsg = sprintf('HA cluster member "(%1$s): (%2$s)" has resumed CARP state "BACKUP" for vhid %3$s', $argument, $friendly_descr, $vhid);
+if (!is_array($vips)) {
+	log_error("CARP master event triggered from wrong source {$argument} - no associated VIPs");
+	exit;
+}
+foreach ($vips as $vip) {
+	$notificationmsg = sprintf('HA cluster member "(%1$s@%2$s): (%3$s)" has resumed CARP state "BACKUP" for vhid %4$s',
+		$vip['subnet'], $iface, $friendly_descr, $vhid);
 
-		notify_via_smtp($notificationmsg);
-		notify_via_growl($notificationmsg);
-		log_error($notificationmsg);
-	}
+	notify_via_smtp($notificationmsg);
+	notify_via_growl($notificationmsg);
+	log_error($notificationmsg);
 }
 
 /* Stop OpenVPN clients running on this VIP, since multiple active OpenVPN clients on a CARP cluster can be problematic. */
@@ -85,20 +87,14 @@ if (is_array($config['openvpn']) && is_array($config['openvpn']['openvpn-client'
 	}
 }
 
-/* Reconfigure radvd when necessary */
-if (isset($config['dhcpdv6']) && is_array($config['dhcpdv6'])) {
-	$found = false;
-	foreach ($config['dhcpdv6'] as $dhcpv6if => $dhcpv6ifconf) {
-		if ($dhcpv6ifconf['rainterface'] != $carp_iface) {
-			continue;
+if (is_array($config['openvpn']) && is_array($config['openvpn']['openvpn-server'])) {
+	foreach ($config['openvpn']['openvpn-server'] as $settings) {
+		foreach ($vips as $vip) {
+			if ($settings['interface'] == "_vip{$vip['uniqid']}") {
+				log_error("Stopping OpenVPN instance on {$friendly_descr} because of transition to CARP backup.");
+				openvpn_restart('server', $settings);
+			}
 		}
-
-		$found = true;
-		break;
-	}
-
-	if ($found === true) {
-		services_radvd_configure();
 	}
 }
 
-- 
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