Add support in CNS to perform CNI Update

cns/networkcontainers/networkcontainers.go

@@ -78,9 +78,6 @@ func (cn *NetworkContainers) Create(createNetworkContainerRequest cns.CreateNetw
 func (cn *NetworkContainers) Update(createNetworkContainerRequest cns.CreateNetworkContainerRequest, netpluginConfig *NetPluginConfiguration) error {
 	log.Printf("[Azure CNS] NetworkContainers.Update called")
 	err := updateInterface(createNetworkContainerRequest, netpluginConfig)
-	if err == nil {
-		err = setWeakHostOnInterface(createNetworkContainerRequest.PrimaryInterfaceIdentifier)
-	}
 	log.Printf("[Azure CNS] NetworkContainers.Update finished.")
 	return err
 }

network/endpoint.go

@@ -171,7 +171,7 @@ func podNameMatches(source string, actualValue string, doExactMatch bool) bool {
 	} else {
 		// If exact match flag is disabled we just check if the existing podname field for an endpoint
 		// starts with passed podname string.
-		return (source == GetPodNameWithoutSuffix(actualValue))
+		return (actualValue == GetPodNameWithoutSuffix(source))
 	}
 }
 

network/endpoint_test.go

@@ -0,0 +1,24 @@
+// Copyright 2019 Microsoft. All rights reserved.
+// MIT License
+
+package network
+
+import (
+	"testing"
+)
+
+func TestGetPodName(t *testing.T) {
+	testData := map[string]string{
+		"nginx-deployment-5c689d88bb":       "nginx",
+		"nginx-deployment-5c689d88bb-qwq47": "nginx-deployment",
+		"nginx": "nginx",
+	}
+
+	for testValue, expectedPodName := range testData {
+		podName := GetPodNameWithoutSuffix(testValue)
+
+		if podName != expectedPodName {
+			t.Error("Expected:", expectedPodName, ", Got: ", podName, ", For Test Value:", testValue)
+		}
+	}
+}