glusterd - Removed hardcoding of transport type in replace-brick.

Replace-brick didn't support transport types other than tcp.
Test case: replace-brick should work with tcp and rdma.

Change-Id: If33f108b70247d81791d25a1a05247f49847b4d7
BUG: 3092
Reviewed-on: http://review.gluster.com/72
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Krishnan Parthasarathi <kp@gluster.com>

3 files changed, 41 insertions, 26 deletions

diff --git a/xlators/mgmt/glusterd/src/glusterd-op-sm.c b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
index e5aa156e1c1..230c29c47d3 100644
--- a/xlators/mgmt/glusterd/src/glusterd-op-sm.c
+++ b/xlators/mgmt/glusterd/src/glusterd-op-sm.c
@@ -3156,19 +3156,12 @@ rb_generate_client_volfile (glusterd_volinfo_t *volinfo,
         }
 
         GF_ASSERT (src_brickinfo->port);
-        switch (volinfo->transport_type) {
-                case GF_TRANSPORT_RDMA:
-                        ret = gf_asprintf (&ttype, "rdma");
-                        break;
-                case GF_TRANSPORT_TCP:
-                case GF_TRANSPORT_BOTH_TCP_RDMA:
-                        ret = gf_asprintf (&ttype, "tcp");
-                default:
-                        gf_log (THIS->name, GF_LOG_ERROR, "Unknown "
-                                "transport type");
-                        ret = -1;
-                        goto out;
-        }
+
+	ttype = glusterd_get_trans_type_rb (volinfo->transport_type);
+	if (NULL == ttype){
+		ret = -1;
+		goto out;
+	}
 
         fprintf (file, client_volfile_str, src_brickinfo->hostname,
                  src_brickinfo->path, src_brickinfo->port, ttype);
@@ -3224,17 +3217,8 @@ rb_generate_dst_brick_volfile (glusterd_volinfo_t *volinfo,
                 goto out;
         }
 
-	switch (volinfo->transport_type) {
-	case GF_TRANSPORT_TCP:
-	case GF_TRANSPORT_BOTH_TCP_RDMA:
-		ret = gf_asprintf (&trans_type, "tcp");
-		break;
-	case GF_TRANSPORT_RDMA:
-		ret = gf_asprintf (&trans_type, "rdma");
-		break;
-	default:
-		gf_log (THIS->name, GF_LOG_ERROR, "Unknown "
-			"transport type");
+	trans_type = glusterd_get_trans_type_rb (volinfo->transport_type);
+	if (NULL == trans_type){
 		ret = -1;
 		goto out;
 	}
@@ -3253,6 +3237,7 @@ out:
         return ret;
 }
 
+
 static int
 rb_mountpoint_mkdir (glusterd_volinfo_t *volinfo,
                      glusterd_brickinfo_t *src_brickinfo)
diff --git a/xlators/mgmt/glusterd/src/glusterd-volgen.c b/xlators/mgmt/glusterd/src/glusterd-volgen.c
index ad8b610cc59..5bd2450f06d 100644
--- a/xlators/mgmt/glusterd/src/glusterd-volgen.c
+++ b/xlators/mgmt/glusterd/src/glusterd-volgen.c
@@ -1021,6 +1021,27 @@ glusterd_check_option_exists (char *key, char **completion)
         return ret;
 }
 
+char*
+glusterd_get_trans_type_rb (gf_transport_type ttype)
+{
+        char *trans_type = NULL;
+
+        switch (ttype) {
+        case GF_TRANSPORT_RDMA:
+                gf_asprintf (&trans_type, "rdma");
+                break;
+        case GF_TRANSPORT_TCP:
+        case GF_TRANSPORT_BOTH_TCP_RDMA:
+                gf_asprintf (&trans_type, "tcp");
+                break;
+        default:
+                gf_log (THIS->name, GF_LOG_ERROR, "Unknown "
+                        "transport type");
+        }
+
+        return trans_type;
+}
+
 static int
 volgen_graph_merge_sub (volgen_graph_t *dgraph, volgen_graph_t *sgraph)
 {
@@ -1400,6 +1421,7 @@ server_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
         xlator_t *txl                   = NULL;
         xlator_t *rbxl                  = NULL;
         char      transt[16]            = {0,};
+        char     *ptranst               = NULL;
         char      volume_id[64]         = {0,};
         char      tstamp_file[PATH_MAX] = {0,};
         int       ret                   = 0;
@@ -1459,9 +1481,16 @@ server_graph_builder (volgen_graph_t *graph, glusterd_volinfo_t *volinfo,
                                                 "%s-replace-brick", volname);
                 if (!rbxl)
                         return -1;
-                ret = xlator_set_option (rbxl, "transport-type", transt);
+
+		ptranst = glusterd_get_trans_type_rb (volinfo->transport_type);
+		if (NULL == ptranst)
+			return -1;
+
+                ret = xlator_set_option (rbxl, "transport-type", ptranst);
+                GF_FREE (ptranst);
                 if (ret)
                         return -1;
+
                 xl = volgen_graph_add_nolink (graph, "cluster/pump", "%s-pump",
                                               volname);
                 if (!xl)
diff --git a/xlators/mgmt/glusterd/src/glusterd-volgen.h b/xlators/mgmt/glusterd/src/glusterd-volgen.h
index f06655312b7..54ae7085c7b 100644
--- a/xlators/mgmt/glusterd/src/glusterd-volgen.h
+++ b/xlators/mgmt/glusterd/src/glusterd-volgen.h
@@ -66,5 +66,6 @@ gf_boolean_t
 glusterd_is_valid_volfpath (char *volname, char *brick);
 int generate_brick_volfiles (glusterd_volinfo_t *volinfo);
 int glusterd_get_volopt_content (gf_boolean_t xml_out);
-
+char*
+glusterd_get_trans_type_rb (gf_transport_type ttype);
 #endif