Add FloatingIP Node

Change-Id: I7ed187c7691a815e65a26a688e4a53d1cdf359df
Partial-Bug: 1537636

toscaparser/elements/TOSCA_definition_1_0.yaml

@@ -339,6 +339,26 @@ node_types:
           relationship: tosca.relationships.network.LinksTo
           node: tosca.nodes.network.Network
 
+  tosca.nodes.network.FloatingIP:
+    derived_from: tosca.nodes.Root
+    description: >
+      The TOSCA FloatingIP node represents a floating IP that can associate to a Port.
+    properties:
+      floating_network:
+        type: string
+        required: true
+      floating_ip_address:
+        type: string
+        required: false
+      port_id:
+        type: string
+        required: false
+    requirements:
+      - link:
+          capability: tosca.capabilities.network.Linkable
+          relationship: tosca.relationships.network.LinksTo
+          node: tosca.nodes.network.Port
+
   tosca.nodes.ObjectStorage:
     derived_from: tosca.nodes.Root
     description: >