change volume file options back to 'transport' from 'rpc-transport'

This helps to keep the backword compatibility with old volume files.

Signed-off-by: Amar Tumballi <amar@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 875 (Implement a new protocol to provide proper backward/forward compatibility)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=875

4 files changed, 47 insertions, 41 deletions

diff --git a/xlators/protocol/rpc/rpc-lib/src/rpc-transport.c b/xlators/protocol/rpc/rpc-lib/src/rpc-transport.c
index da3ba3521c7..5771589044e 100644
--- a/xlators/protocol/rpc/rpc-lib/src/rpc-transport.c
+++ b/xlators/protocol/rpc/rpc-lib/src/rpc-transport.c
@@ -856,14 +856,14 @@ rpc_transport_load (glusterfs_ctx_t *ctx, dict_t *options, char *trans_name)
 	type = str;
 
 	/* Backward compatibility */
-	ret = dict_get_str (options, "rpc-transport-type", &type);
+	ret = dict_get_str (options, "transport-type", &type);
 	if (ret < 0) {
-		ret = dict_set_str (options, "rpc-transport-type", "socket");
+		ret = dict_set_str (options, "transport-type", "socket");
 		if (ret < 0)
 			gf_log ("dict", GF_LOG_DEBUG,
-				"setting rpc-transport-type failed");
+				"setting transport-type failed");
 		gf_log ("rpc-transport", GF_LOG_WARNING,
-			"missing 'option rpc-transport-type'. defaulting to "
+			"missing 'option transport-type'. defaulting to "
 			"\"socket\"");
 	} else {
 		{
@@ -883,11 +883,11 @@ rpc_transport_load (glusterfs_ctx_t *ctx, dict_t *options, char *trans_name)
 		    (is_ibsdp == 0)) {
 			if (is_unix == 0)
 				ret = dict_set_str (options,
-						    "rpc-transport.address-family",
+						    "transport.address-family",
 						    "unix");
 			if (is_ibsdp == 0)
 				ret = dict_set_str (options,
-						    "rpc-transport.address-family",
+						    "transport.address-family",
 						    "inet-sdp");
 
 			if (ret < 0)
@@ -895,17 +895,17 @@ rpc_transport_load (glusterfs_ctx_t *ctx, dict_t *options, char *trans_name)
 					"setting address-family failed");
 
 			ret = dict_set_str (options,
-					    "rpc-transport-type", "socket");
+					    "transport-type", "socket");
 			if (ret < 0)
 				gf_log ("dict", GF_LOG_DEBUG,
-					"setting rpc-transport-type failed");
+					"setting transport-type failed");
 		}
 	}
 
-	ret = dict_get_str (options, "rpc-transport-type", &type);
+	ret = dict_get_str (options, "transport-type", &type);
 	if (ret < 0) {
 		gf_log ("rpc-transport", GF_LOG_ERROR,
-			"'option rpc-transport-type <xx>' missing in volume '%s'",
+			"'option transport-type <xx>' missing in volume '%s'",
 			trans_name);
 		goto fail;
 	}
@@ -922,7 +922,7 @@ rpc_transport_load (glusterfs_ctx_t *ctx, dict_t *options, char *trans_name)
 	if (handle == NULL) {
 		gf_log ("rpc-transport", GF_LOG_ERROR, "%s", dlerror ());
 		gf_log ("rpc-transport", GF_LOG_ERROR,
-			"volume '%s': rpc-transport-type '%s' is not valid or "
+			"volume '%s': transport-type '%s' is not valid or "
 			"not found on this machine",
 			trans_name, type);
 		goto fail;
diff --git a/xlators/protocol/rpc/rpc-transport/socket/src/name.c b/xlators/protocol/rpc/rpc-transport/socket/src/name.c
index d8fc7d42277..763fa3dd09b 100644
--- a/xlators/protocol/rpc/rpc-transport/socket/src/name.c
+++ b/xlators/protocol/rpc/rpc-transport/socket/src/name.c
@@ -90,7 +90,7 @@ af_unix_client_bind (rpc_transport_t *this,
         struct sockaddr_un *addr = NULL;
         int32_t ret = 0;
 
-        path_data = dict_get (this->options, "rpc-transport.socket.bind-path");
+        path_data = dict_get (this->options, "transport.socket.bind-path");
         if (path_data) {
                 char *path = data_to_str (path_data);
                 if (!path || strlen (path) > UNIX_PATH_MAX) {
@@ -130,20 +130,20 @@ client_fill_address_family (rpc_transport_t *this, sa_family_t *sa_family)
         }
 
         address_family_data = dict_get (this->options,
-                                        "rpc-transport.address-family");
+                                        "transport.address-family");
         if (!address_family_data) {
                 data_t *remote_host_data = NULL, *connect_path_data = NULL;
                 remote_host_data = dict_get (this->options, "remote-host");
                 connect_path_data = dict_get (this->options,
-                                              "rpc-transport.socket.connect-path");
+                                              "transport.socket.connect-path");
 
                 if (!(remote_host_data || connect_path_data) ||
                     (remote_host_data && connect_path_data)) {
                         gf_log (this->name, GF_LOG_ERROR,
-                                "rpc-transport.address-family not specified and "
+                                "transport.address-family not specified and "
                                 "not able to determine the "
                                 "same from other options (remote-host:%s and "
-                                "rpc-transport.unix.connect-path:%s)",
+                                "transport.unix.connect-path:%s)",
                                 data_to_str (remote_host_data),
                                 data_to_str (connect_path_data));
                         goto out;
@@ -270,10 +270,10 @@ af_unix_client_get_remote_sockaddr (rpc_transport_t *this,
         int32_t ret = 0;
 
         connect_path_data = dict_get (this->options,
-                                      "rpc-transport.socket.connect-path");
+                                      "transport.socket.connect-path");
         if (!connect_path_data) {
                 gf_log (this->name, GF_LOG_ERROR,
-                        "option rpc-transport.unix.connect-path not specified for "
+                        "option transport.unix.connect-path not specified for "
                         "address-family unix");
                 ret = -1;
                 goto err;
@@ -282,7 +282,7 @@ af_unix_client_get_remote_sockaddr (rpc_transport_t *this,
         connect_path = data_to_str (connect_path_data);
         if (!connect_path) {
                 gf_log (this->name, GF_LOG_ERROR,
-                        "rpc-transport.unix.connect-path is null-string");
+                        "transport.unix.connect-path is null-string");
                 ret = -1;
                 goto err;
         }
@@ -317,10 +317,10 @@ af_unix_server_get_local_sockaddr (rpc_transport_t *this,
 
 
         listen_path_data = dict_get (this->options,
-                                     "rpc-transport.socket.listen-path");
+                                     "transport.socket.listen-path");
         if (!listen_path_data) {
                 gf_log (this->name, GF_LOG_ERROR,
-                        "missing option rpc-transport.socket.listen-path");
+                        "missing option transport.socket.listen-path");
                 ret = -1;
                 goto err;
         }
@@ -333,7 +333,7 @@ af_unix_server_get_local_sockaddr (rpc_transport_t *this,
 
         if (strlen (listen_path) > UNIX_PATH_MAX) {
                 gf_log (this->name, GF_LOG_ERROR,
-                        "option rpc-transport.unix.listen-path has value length "
+                        "option transport.unix.listen-path has value length "
                         "%"GF_PRI_SIZET" > %d",
                         strlen (listen_path), UNIX_PATH_MAX);
                 ret = -1;
@@ -362,8 +362,8 @@ af_inet_server_get_local_sockaddr (rpc_transport_t *this,
 
         options = this->options;
 
-        listen_port_data = dict_get (options, "rpc-transport.socket.listen-port");
-        listen_host_data = dict_get (options, "rpc-transport.socket.bind-address");
+        listen_port_data = dict_get (options, "transport.socket.listen-port");
+        listen_host_data = dict_get (options, "transport.socket.bind-address");
 
         if (listen_port_data)
         {
@@ -527,7 +527,7 @@ server_fill_address_family (rpc_transport_t *this, sa_family_t *sa_family)
         }
 
         address_family_data = dict_get (this->options,
-                                        "rpc-transport.address-family");
+                                        "transport.address-family");
         if (address_family_data) {
                 char *address_family = NULL;
                 address_family = data_to_str (address_family_data);
diff --git a/xlators/protocol/rpc/rpc-transport/socket/src/socket.c b/xlators/protocol/rpc/rpc-transport/socket/src/socket.c
index 01bc84039dc..5e56ff98088 100644
--- a/xlators/protocol/rpc/rpc-transport/socket/src/socket.c
+++ b/xlators/protocol/rpc/rpc-transport/socket/src/socket.c
@@ -2190,13 +2190,13 @@ socket_init (rpc_transport_t *this)
 
         // By default, we enable NODELAY
         priv->nodelay = 1;
-        if (dict_get (this->options, "rpc-transport.socket.nodelay")) {
+        if (dict_get (this->options, "transport.socket.nodelay")) {
                 optstr = data_to_str (dict_get (this->options,
-                                                "rpc-transport.socket.nodelay"));
+                                                "transport.socket.nodelay"));
 
                 if (gf_string2boolean (optstr, &tmp_bool) == -1) {
                         gf_log (this->name, GF_LOG_ERROR,
-                                "'rpc-transport.socket.nodelay' takes only "
+                                "'transport.socket.nodelay' takes only "
                                 "boolean options, not taking any action");
                         tmp_bool = 1;
                 }
@@ -2209,7 +2209,7 @@ socket_init (rpc_transport_t *this)
 
 
         optstr = NULL;
-        if (dict_get_str (this->options, "rpc-transport.window-size",
+        if (dict_get_str (this->options, "transport.window-size",
                           &optstr) == 0) {
                 if (gf_string2bytesize (optstr, &windowsize) != 0) {
                         gf_log (this->name, GF_LOG_ERROR,
@@ -2220,7 +2220,7 @@ socket_init (rpc_transport_t *this)
 
         optstr = NULL;
 
-        if (dict_get_str (this->options, "rpc-transport.socket.lowlat",
+        if (dict_get_str (this->options, "transport.socket.lowlat",
                           &optstr) == 0) {
                 priv->lowlat = 1;
         }
@@ -2263,26 +2263,26 @@ init (rpc_transport_t *this)
 
 struct volume_options options[] = {
         { .key   = {"remote-port",
-                    "rpc-transport.remote-port",
-                    "rpc-transport.socket.remote-port"},
+                    "transport.remote-port",
+                    "transport.socket.remote-port"},
           .type  = GF_OPTION_TYPE_INT
         },
-        { .key   = {"rpc-transport.socket.listen-port", "listen-port"},
+        { .key   = {"transport.socket.listen-port", "listen-port"},
           .type  = GF_OPTION_TYPE_INT
         },
-        { .key   = {"rpc-transport.socket.bind-address", "bind-address" },
+        { .key   = {"transport.socket.bind-address", "bind-address" },
           .type  = GF_OPTION_TYPE_INTERNET_ADDRESS
         },
-        { .key   = {"rpc-transport.socket.connect-path", "connect-path"},
+        { .key   = {"transport.socket.connect-path", "connect-path"},
           .type  = GF_OPTION_TYPE_ANY
         },
-        { .key   = {"rpc-transport.socket.bind-path", "bind-path"},
+        { .key   = {"transport.socket.bind-path", "bind-path"},
           .type  = GF_OPTION_TYPE_ANY
         },
-        { .key   = {"rpc-transport.socket.listen-path", "listen-path"},
+        { .key   = {"transport.socket.listen-path", "listen-path"},
           .type  = GF_OPTION_TYPE_ANY
         },
-        { .key   = { "rpc-transport.address-family",
+        { .key   = { "transport.address-family",
                      "address-family" },
           .value = {"inet", "inet6", "inet/inet6", "inet6/inet",
                     "unix", "inet-sdp" },
@@ -2292,15 +2292,15 @@ struct volume_options options[] = {
         { .key   = {"non-blocking-io"},
           .type  = GF_OPTION_TYPE_BOOL
         },
-        { .key   = {"rpc-transport.window-size"},
+        { .key   = {"transport.window-size"},
           .type  = GF_OPTION_TYPE_SIZET,
           .min   = GF_MIN_SOCKET_WINDOW_SIZE,
           .max   = GF_MAX_SOCKET_WINDOW_SIZE,
         },
-        { .key   = {"rpc-transport.socket.nodelay"},
+        { .key   = {"transport.socket.nodelay"},
           .type  = GF_OPTION_TYPE_BOOL
         },
-        { .key   = {"rpc-transport.socket.lowlat"},
+        { .key   = {"transport.socket.lowlat"},
           .type  = GF_OPTION_TYPE_BOOL
         },
         { .key = {NULL} }
diff --git a/xlators/protocol/server/src/server.c b/xlators/protocol/server/src/server.c
index 190da28e374..b59fd513ac9 100644
--- a/xlators/protocol/server/src/server.c
+++ b/xlators/protocol/server/src/server.c
@@ -671,6 +671,12 @@ struct volume_options options[] = {
         { .key   = {"volume-filename.*"},
           .type  = GF_OPTION_TYPE_PATH,
         },
+        { .key   = {"transport.*"},
+          .type  = GF_OPTION_TYPE_ANY,
+        },
+        { .key   = {"rpc*"},
+          .type  = GF_OPTION_TYPE_ANY,
+        },
         { .key   = {"inode-lru-limit"},
           .type  = GF_OPTION_TYPE_INT,
           .min   = 0,