[ONOS-7470] Add swagger API doc of openstack networking module

Change-Id: Iaf7e3f6f5df027897aed496ebbf58d21b6a915e3
diff --git a/apps/openstacknetworking/src/main/resources/definitions/NeutronFloatingIp.json b/apps/openstacknetworking/src/main/resources/definitions/NeutronFloatingIp.json
new file mode 100644
index 0000000..7976ffe
--- /dev/null
+++ b/apps/openstacknetworking/src/main/resources/definitions/NeutronFloatingIp.json
@@ -0,0 +1,58 @@
+{
+  "type": "object",
+  "required": [
+    "floatingip"
+  ],
+  "properties": {
+    "floatingip": {
+      "type": "object",
+      "description": "A floatingip object.",
+      "required": [
+        "id",
+        "router_id",
+        "tenant_id",
+        "floating_network_id",
+        "floating_ip_address",
+        "fixed_ip_address",
+        "port_id"
+      ],
+      "properties": {
+        "id": {
+          "type": "string",
+          "example": "2f245a7b-796b-4f26-9cf9-9e82d248fda7",
+          "description": "The ID of the floating IP address."
+        },
+        "router_id": {
+          "type": "string",
+          "example": "d23abc8d-2991-4a55-ba98-2aaea84cc72",
+          "description": "The ID of the router for the floating IP."
+        },
+        "tenant_id": {
+          "type": "string",
+          "example": "4969c491a3c74ee4af974e6d800c62de",
+          "description": "The ID of the project."
+        },
+        "floating_network_id": {
+          "type": "string",
+          "example": "376da547-b977-4cfe-9cba-275c80debf57",
+          "description": "The ID of the network associated with the floating IP."
+        },
+        "floating_ip_address": {
+          "type": "string",
+          "example": "172.24.4.228",
+          "description": "The floating IP address."
+        },
+        "fixed_ip_address": {
+          "type": "string",
+          "example": "10.0.0.3",
+          "description": "The fixed IP address that is associated with the floating IP address."
+        },
+        "port_id": {
+          "type": "string",
+          "example": "ce705c24-c1ef-408a-bda3-7bbd946164ab",
+          "description": "The ID of a port associated with the floating IP."
+        }
+      }
+    }
+  }
+}
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