NK9: Updated policy crd and added minimal policy sample to check controller functions

controller/controller.go

@@ -49,13 +49,12 @@ func NewController(masterURL, kubeconfigPath string) (*Controller, error) {
 		workqueue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "Policies"),
 	}
 
-	// Set up an event handler for when Foo resources change
 	policyInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
-		AddFunc: controller.enqueueFoo,
+		AddFunc: controller.enqueue,
 		UpdateFunc: func(old, new interface{}) {
-			controller.enqueueFoo(new)
+			controller.enqueue(new)
 		},
-		DeleteFunc: controller.enqueueFoo,
+		DeleteFunc: controller.enqueue,
 	})
 
 	return controller, nil
@@ -69,7 +68,7 @@ func (c *Controller) Run(threadiness int) error {
 	defer c.workqueue.ShutDown()
 
 	// Start the informer factories to begin populating the informer caches
-	fmt.Println("Starting Foo controller")
+	fmt.Println("Starting controller")
 
 	if ok := cache.WaitForCacheSync(stopCh, c.policiesSynced); !ok {
 		return fmt.Errorf("failed to wait for caches to sync")
@@ -88,12 +87,12 @@ func (c *Controller) Run(threadiness int) error {
 
 func (c *Controller) runWorker() {
 	for {
-		time.Sleep(5 * time.Second)
-		fmt.Println("I will wait here for 5 secs...")
+		time.Sleep(25 * time.Second)
+		fmt.Println("I will wait here for 25 secs...")
 	}
 }
 
-func (*Controller) enqueueFoo(interface{}) {
+func (*Controller) enqueue(interface{}) {
     fmt.Println("I have found changes on Policy Resource")
 }
 

crd/crd.yaml

@@ -1,9 +1,14 @@
 apiVersion: apiextensions.k8s.io/v1beta1
 kind: CustomResourceDefinition
 metadata:
-  name: policies.policy.nirmata.io
+  name: policies.nirmata.io
 spec:
-  group: policy.nirmata.io
+  group: nirmata.io
+  versions:
+    - name: v1alpha1
+      served: true
+      storage: true
+  scope: Namespaced
   names:
     kind: Policy
     plural: policies

crd/sample-policy.yaml

@@ -0,0 +1,7 @@
+apiVersion: nirmata.io/v1alpha1
+kind: Policy
+metadata:
+    name: hello-policy
+spec:
+    policySpec: 'hi'
+    image: hello-policy-image

main.go

@@ -18,12 +18,13 @@ func main() {
 
     controller, err := controller.NewController(masterURL, kubeconfig)
     if err != nil {
-        fmt.Println("Error running Controller!")
+        fmt.Printf("Error creating Controller! Error: %s\n", err)
+        return
     }
 
     err = controller.Run(runtime.NumCPU())
     if err != nil {
-        fmt.Println("Error running Controller!")
+        fmt.Printf("Error running Controller! Error: %s\n", err)
     }
 }