--- /dev/null
+module opendaylight-topology {
+ yang-version 1;
+ namespace "urn:opendaylight:model:topology:general";
+ // replace with IANA namespace when assigned
+ prefix "nt";
+
+ import yang-ext { prefix "ext"; }
+ import ietf-inet-types { prefix "inet"; }
+ import opendaylight-inventory {prefix "inv";}
+ import network-topology {prefix "topo";}
+
+ organization "TBD";
+
+ contact "WILL-BE-DEFINED-LATER";
+
+ revision 2013-10-30 {
+ description
+ "Initial revision.";
+ }
+
+ identity node-type {
+
+ }
+
+ typedef node-type-ref {
+ type identityref {
+ base node-type;
+ }
+ }
+
+ identity topology-context {
+
+ }
+
+ identity topology-node-context {
+
+ }
+
+ grouping node-identifiers {
+ list node-identifier {
+ key "type identifier";
+ leaf type {
+ type node-type-ref;
+ }
+ leaf identifier {
+ type inet:uri;
+ }
+ }
+ }
+
+ augment "/topo:network-topology/topo:topology" {
+ ext:context-instance "topology-context";
+ }
+
+ /* Inventory Augmentations */
+ augment "/topo:network-topology/topo:topology/topo:node" {
+ ext:context-instance "topology-node-context";
+ }
+
+ augment "/topo:network-topology/topo:topology/topo:node" {
+ ext:augment-identifier "identifiable-node";
+ uses node-identifiers;
+ }
+}