Use host handler to bootstrap tunnel bridge and related ports

Change-Id: I19bb28d86620b9c42c33e0b570ff176b467d71ac
diff --git a/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostState.java b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostState.java
index f9a07c3..1455297 100644
--- a/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostState.java
+++ b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostState.java
@@ -31,6 +31,20 @@
 
         @Override
         public K8sHostState nextState() {
+            return DEVICE_CREATED;
+        }
+    },
+    /**
+     * Indicates bridge devices are added according to the host state.
+     */
+    DEVICE_CREATED {
+        @Override
+        public void process(K8sHostHandler handler, K8sHost host) {
+            handler.processDeviceCreatedState(host);
+        }
+
+        @Override
+        public K8sHostState nextState() {
             return COMPLETE;
         }
     },