Initial implementation of k8s networking REST API with unit tests

Change-Id: Ifb11204edb3c1e75b26810c0b104423941b0801d
diff --git a/apps/k8s-networking/app/src/main/resources/definitions/K8sNetwork.json b/apps/k8s-networking/app/src/main/resources/definitions/K8sNetwork.json
new file mode 100644
index 0000000..1a5a7f2
--- /dev/null
+++ b/apps/k8s-networking/app/src/main/resources/definitions/K8sNetwork.json
@@ -0,0 +1,50 @@
+{
+  "type": "object",
+  "description": "A network object.",
+  "required": [
+    "networkId",
+    "type",
+    "name",
+    "segmentId",
+    "gatewayIp",
+    "cidr",
+    "mtu"
+  ],
+  "properties": {
+    "networkId": {
+      "type": "string",
+      "example": "a87cc70a-3e15-4acf-8205-9b711a3531b7",
+      "description": "The ID of the attached network."
+    },
+    "type": {
+      "type": "string",
+      "example": "MINION",
+      "description": "Type of kubernetes node."
+    },
+    "name": {
+      "type": "string",
+      "example": "my_network",
+      "description": "The name of network."
+    },
+    "segmentId": {
+      "type": "string",
+      "example": "1",
+      "description": "Segment ID of tenant network."
+    },
+    "gatewayIp": {
+      "type": "string",
+      "example": "10.10.10.1",
+      "description": "The IP address of the gateway."
+    },
+    "cidr": {
+      "type": "string",
+      "example": "32",
+      "description": "The CIDR of this network."
+    },
+    "mtu": {
+      "type": "integer",
+      "example": 1500,
+      "description": "The Maximum Transmission Unit of this network."
+    }
+  }
+}
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