From: Brendan O'Dea <bod@optus.net>
Date: Mon, 5 Jul 2004 06:54:01 +0000 (+0000)
Subject: roll in Michael's "limp along" fix for when a slave drops temporarily from the mcast... 
X-Git-Tag: 2.2.1-2fdn3.1~19^2^2~1^2~446
X-Git-Url: http://git.sameswireless.fr/l2tpns.git/commitdiff_plain/d78201b5d724fc1927b2eb803c65a5198356ea77?ds=sidebyside;hp=a5848e393c20bd3cbeec4c553dd899d010ebda3b

roll in Michael's "limp along" fix for when a slave drops temporarily from the mcast group
---

diff --git a/cluster.c b/cluster.c
index 3e40d45..d9c619e 100644
--- a/cluster.c
+++ b/cluster.c
@@ -1,6 +1,6 @@
 // L2TPNS Clustering Stuff
 
-char const *cvs_id_cluster = "$Id: cluster.c,v 1.5 2004-07-02 07:30:43 bodea Exp $";
+char const *cvs_id_cluster = "$Id: cluster.c,v 1.6 2004-07-05 06:54:01 bodea Exp $";
 
 #include <stdio.h>
 #include <sys/file.h>
@@ -438,6 +438,20 @@ void cluster_check_master(void)
 	int last_free = 0;
 	int had_peers = have_peers;
 	clockt t = TIME;
+	static int probed = 0;
+
+		// Is the master late? If so, try probing it...
+	if (TIME > (config->cluster_last_hb + config->cluster_hb_timeout/8 + 11)) {
+		if (!probed) {
+	   		if (config->cluster_master_address) {
+				peer_send_message(config->cluster_master_address,
+					C_LASTSEEN, config->cluster_seq_number, NULL, 0);
+				probed = 1;
+			}
+		}
+	} else {	// We got a recent heartbeat; reset the probe flag.
+		probed = 0;
+	}
 
 	if (TIME < (config->cluster_last_hb + config->cluster_hb_timeout) )
 		return;		// Everything's ok. return.