Runtime refactoring and NetworkPolicy support (#2016)

runtime/kubernetes/networkpolicy.go

@@ -0,0 +1,67 @@
+package kubernetes
+
+import (
+	"github.com/micro/go-micro/v3/logger"
+	"github.com/micro/go-micro/v3/runtime"
+	"github.com/micro/go-micro/v3/util/kubernetes/client"
+)
+
+// createNetworkPolicy creates a networkpolicy resource
+func (k *kubernetes) createNetworkPolicy(networkPolicy *runtime.NetworkPolicy) error {
+	err := k.client.Create(&client.Resource{
+		Kind: "networkpolicy",
+		Value: client.NetworkPolicy{
+			AllowedLabels: networkPolicy.AllowedLabels,
+			Metadata: &client.Metadata{
+				Name:      networkPolicy.Name,
+				Namespace: networkPolicy.Namespace,
+			},
+		},
+	}, client.CreateNamespace(networkPolicy.Namespace))
+	if err != nil {
+		if logger.V(logger.ErrorLevel, logger.DefaultLogger) {
+			logger.Errorf("Error creating resource %s: %v", networkPolicy.String(), err)
+		}
+	}
+	return err
+}
+
+// updateNetworkPolicy updates a networkpolicy resource in-place
+func (k *kubernetes) updateNetworkPolicy(networkPolicy *runtime.NetworkPolicy) error {
+	err := k.client.Update(&client.Resource{
+		Kind: "networkpolicy",
+		Value: client.NetworkPolicy{
+			AllowedLabels: networkPolicy.AllowedLabels,
+			Metadata: &client.Metadata{
+				Name:      networkPolicy.Name,
+				Namespace: networkPolicy.Namespace,
+			},
+		},
+	}, client.UpdateNamespace(networkPolicy.Namespace))
+	if err != nil {
+		if logger.V(logger.ErrorLevel, logger.DefaultLogger) {
+			logger.Errorf("Error updating resource %s: %v", networkPolicy.String(), err)
+		}
+	}
+	return err
+}
+
+// deleteNetworkPolicy deletes a networkpolicy resource
+func (k *kubernetes) deleteNetworkPolicy(networkPolicy *runtime.NetworkPolicy) error {
+	err := k.client.Delete(&client.Resource{
+		Kind: "networkpolicy",
+		Value: client.NetworkPolicy{
+			AllowedLabels: networkPolicy.AllowedLabels,
+			Metadata: &client.Metadata{
+				Name:      networkPolicy.Name,
+				Namespace: networkPolicy.Namespace,
+			},
+		},
+	}, client.DeleteNamespace(networkPolicy.Namespace))
+	if err != nil {
+		if logger.V(logger.ErrorLevel, logger.DefaultLogger) {
+			logger.Errorf("Error deleting resource %s: %v", networkPolicy.String(), err)
+		}
+	}
+	return err
+}