feat(ingress): ingresses datatable with add/edit ingresses EE-2615 (#7672)

api/kubernetes/cli/namespace.go

@@ -2,9 +2,12 @@ package cli
 
 import (
 	"context"
+	"fmt"
 	"strconv"
 
 	"github.com/pkg/errors"
+	portainer "github.com/portainer/portainer/api"
+	"github.com/portainer/portainer/api/database/models"
 	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
@@ -22,6 +25,37 @@ func defaultSystemNamespaces() map[string]struct{} {
 	}
 }
 
+// GetNamespaces gets the namespaces in the current k8s environment(endpoint).
+func (kcl *KubeClient) GetNamespaces() (map[string]portainer.K8sNamespaceInfo, error) {
+	namespaces, err := kcl.cli.CoreV1().Namespaces().List(context.TODO(), metav1.ListOptions{})
+	if err != nil {
+		return nil, err
+	}
+
+	results := make(map[string]portainer.K8sNamespaceInfo)
+
+	for _, ns := range namespaces.Items {
+		results[ns.Name] = portainer.K8sNamespaceInfo{
+			IsSystem:  isSystemNamespace(ns),
+			IsDefault: ns.Name == defaultNamespace,
+		}
+	}
+
+	return results, nil
+}
+
+// CreateIngress creates a new ingress in a given namespace in a k8s endpoint.
+func (kcl *KubeClient) CreateNamespace(info models.K8sNamespaceInfo) error {
+	client := kcl.cli.CoreV1().Namespaces()
+
+	var ns v1.Namespace
+	ns.Name = info.Name
+	ns.Annotations = info.Annotations
+
+	_, err := client.Create(context.Background(), &ns, metav1.CreateOptions{})
+	return err
+}
+
 func isSystemNamespace(namespace v1.Namespace) bool {
 	systemLabelValue, hasSystemLabel := namespace.Labels[systemNamespaceLabel]
 	if hasSystemLabel {
@@ -72,3 +106,34 @@ func (kcl *KubeClient) ToggleSystemState(namespaceName string, isSystem bool) er
 	return nil
 
 }
+
+// UpdateIngress updates an ingress in a given namespace in a k8s endpoint.
+func (kcl *KubeClient) UpdateNamespace(info models.K8sNamespaceInfo) error {
+	client := kcl.cli.CoreV1().Namespaces()
+
+	var ns v1.Namespace
+	ns.Name = info.Name
+	ns.Annotations = info.Annotations
+
+	_, err := client.Update(context.Background(), &ns, metav1.UpdateOptions{})
+	return err
+}
+
+func (kcl *KubeClient) DeleteNamespace(namespace string) error {
+	client := kcl.cli.CoreV1().Namespaces()
+	namespaces, err := client.List(context.Background(), metav1.ListOptions{})
+	if err != nil {
+		return err
+	}
+
+	for _, ns := range namespaces.Items {
+		if ns.Name == namespace {
+			return client.Delete(
+				context.Background(),
+				namespace,
+				metav1.DeleteOptions{},
+			)
+		}
+	}
+	return fmt.Errorf("namespace %s not found", namespace)
+}