File 0003-Get-cluster-name-from-corosync-cmap.patch of Package ocfs2-tools

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File 0003-Get-cluster-name-from-corosync-cmap.patch of Package ocfs2-tools

From 3f2b73105c5e09e17744ec249eed93c60124bd2d Mon Sep 17 00:00:00 2001
From: Goldwyn Rodrigues <rgoldwyn@suse.com>
Date: Mon, 19 Aug 2013 18:05:04 -0500
Subject: [PATCH 3/7] Get cluster name from corosync cmap

---
 libo2cb/o2cb_abi.c | 20 ++++++++++++++++++++
 o2cb.pc.in         |  2 +-
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/libo2cb/o2cb_abi.c b/libo2cb/o2cb_abi.c
index 8e5d6ce..d00dd46 100644
--- a/libo2cb/o2cb_abi.c
+++ b/libo2cb/o2cb_abi.c
@@ -37,6 +37,7 @@
 #include <ctype.h>
 
 #include <linux/types.h>
+#include <corosync/cmap.h>
 
 #include "o2cb/o2cb.h"
 #include "o2cb/o2cb_client_proto.h"
@@ -1711,6 +1712,25 @@ static errcode_t classic_list_clusters(char ***clusters)
 
 static errcode_t user_list_clusters(char ***clusters)
 {
+	cmap_handle_t handle;
+	char **list;
+	int rv;
+
+	rv = cmap_initialize(&handle);
+	if (rv != CS_OK)
+		return O2CB_ET_SERVICE_UNAVAILABLE;
+	
+	/* We supply only one cluster_name */
+	list = (char **)malloc(sizeof(char *) * 2);
+	rv = cmap_get_string(handle, "totem.cluster_name", &list[0]);
+	if (rv != CS_OK) {
+		free(list);
+		return O2CB_ET_INTERNAL_FAILURE;
+	}
+
+	list[1] = NULL;
+	*clusters = list;
+
 	return 0;
 }
 
diff --git a/o2cb.pc.in b/o2cb.pc.in
index be94b8a..3a47c36 100644
--- a/o2cb.pc.in
+++ b/o2cb.pc.in
@@ -7,5 +7,5 @@ Name: o2cb
 Description: Library for accessing the ocfs2 cluster base (o2cb)
 Version: @VERSION@
 Requires: com_err
-Libs: -L${libdir} -lo2cb
+Libs: -L${libdir} -lo2cb -lcmap
 Cflags: -I${includedir}
-- 
1.8.1.4

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File 0003-Get-cluster-name-from-corosync-cmap.patch of Package ocfs2-tools

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