Initial Virtual Bridge Domain models

Initial drop of models. Includes a reusable type definition as temporary
model and a network-topology-based model of a virtual bridge domain.

Change-Id: I6e6fbb2063c8157f3f1a329066ccba2b7f66efb1
Signed-off-by: Robert Varga <nite@hq.sk>

1 files changed, 41 insertions, 0 deletions

diff --git a/vbd/api/src/main/yang/odl-external-reference.yang b/vbd/api/src/main/yang/odl-external-reference.yang
new file mode 100644
index 000000000..e82bfe2b7
--- /dev/null
+++ b/vbd/api/src/main/yang/odl-external-reference.yang
@@ -0,0 +1,41 @@
+module odl-external-reference {
+    // vi: set et smarttab sw=4 tabstop=4:
+
+    yang-version 1;
+    // FIXME: this mode should go to OpenDaylight/mdsal
+    namespace "urn:opendaylight:params:xml:ns:yang:external:reference";
+    prefix "extref";
+
+    organization "Cisco Systems, Inc.";
+
+    contact "Robert Varga <rovarga@cisco.com>";
+
+    description
+        "Model defining the base type for external references for use instead
+        of an instance-identifier, which does not allow referencing entities
+        unknown in the model (due to imports, etc.).
+
+        Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
+
+        This program and the accompanying materials are made available under the
+        terms of the Eclipse Public License v1.0 which accompanies this distribution,
+        and is available at http://www.eclipse.org/legal/epl-v10.html";
+
+    revision "2016-01-29" {
+        description "Initial model";
+    }
+
+    typedef external-reference {
+        description "Reference to a YANG-modeled node which resides outside
+            of this system. The format must use module names as namespace
+            prefixes -- in a similar fashion RESTCONF does. The reference
+            is evaluated from the root of the external system.
+
+            This data type does not hold the coordinates of the external
+            system, nor does it specify which data store on the external
+            system should be used to satisfy the reference. This information
+            should be described in the model which instantiates a leaf of
+            this type.";
+        type string;
+    }
+}