File 0004-main-Display-reason-why-cluster-cannot-be-... of Package corosync.7417

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File 0004-main-Display-reason-why-cluster-cannot-be-formed.patch of Package corosync.7417

From 9f5fde414d114e02e686f59f40e5080fedc70224 Mon Sep 17 00:00:00 2001
From: Bin Liu <bliu@suse.com>
Date: Wed, 7 Jun 2017 13:29:14 +0800
Subject: [PATCH] main: Display reason why cluster cannot be formed

---
 exec/main.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/exec/main.c b/exec/main.c
index 7d2dcf7c..da9e1ecd 100644
--- a/exec/main.c
+++ b/exec/main.c
@@ -497,6 +497,7 @@ static void corosync_totem_stats_updater (void *data)
 	uint32_t total_token_holdtime;
 	int t, prev, i;
 	int32_t token_count;
+	const char *cstr;
 	char key_name[ICMAP_KEYNAME_MAXLEN];
 
 	stats = api->totem_get_stats();
@@ -535,11 +536,18 @@ static void corosync_totem_stats_updater (void *data)
 
 	if (stats->mrp->srp->continuous_gather > MAX_NO_CONT_GATHER ||
 	    stats->mrp->srp->continuous_sendmsg_failures > MAX_NO_CONT_SENDMSG_FAILURES) {
+		cstr = "";
+		if (stats->mrp->srp->continuous_sendmsg_failures > MAX_NO_CONT_SENDMSG_FAILURES) {
+			cstr = "number of multicast sendmsg failures is above threshold";
+		}
+		if (stats->mrp->srp->continuous_gather > MAX_NO_CONT_GATHER) {
+			cstr = "totem is continuously in gather state";
+		}
 		log_printf (LOGSYS_LEVEL_WARNING,
 			"Totem is unable to form a cluster because of an "
-			"operating system or network fault. The most common "
+			"operating system or network fault(reason: %s). The most common "
 			"cause of this message is that the local firewall is "
-			"configured improperly.");
+			"configured improperly.", cstr);
 		icmap_set_uint8("runtime.totem.pg.mrp.srp.firewall_enabled_or_nic_failure", 1);
 	} else {
 		icmap_set_uint8("runtime.totem.pg.mrp.srp.firewall_enabled_or_nic_failure", 0);
-- 
2.12.0

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File 0004-main-Display-reason-why-cluster-cannot-be-formed.patch of Package corosync.7417

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