| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package webhooks |
| |
| import ( |
| "context" |
| "encoding/json" |
| "net/http" |
| ) |
| |
| import ( |
| kube_runtime "k8s.io/apimachinery/pkg/runtime" |
| |
| kube_client "sigs.k8s.io/controller-runtime/pkg/client" |
| "sigs.k8s.io/controller-runtime/pkg/controller/controllerutil" |
| "sigs.k8s.io/controller-runtime/pkg/webhook/admission" |
| ) |
| |
| import ( |
| core_mesh "github.com/apache/dubbo-kubernetes/pkg/core/resources/apis/mesh" |
| core_model "github.com/apache/dubbo-kubernetes/pkg/core/resources/model" |
| core_registry "github.com/apache/dubbo-kubernetes/pkg/core/resources/registry" |
| mesh_k8s "github.com/apache/dubbo-kubernetes/pkg/plugins/resources/k8s/native/api/v1alpha1" |
| k8s_model "github.com/apache/dubbo-kubernetes/pkg/plugins/resources/k8s/native/pkg/model" |
| k8s_registry "github.com/apache/dubbo-kubernetes/pkg/plugins/resources/k8s/native/pkg/registry" |
| ) |
| |
| type OwnerReferenceMutator struct { |
| Client kube_client.Client |
| CoreRegistry core_registry.TypeRegistry |
| K8sRegistry k8s_registry.TypeRegistry |
| Decoder *admission.Decoder |
| Scheme *kube_runtime.Scheme |
| } |
| |
| func (m *OwnerReferenceMutator) Handle(ctx context.Context, req admission.Request) admission.Response { |
| resType := core_model.ResourceType(req.Kind.Kind) |
| |
| coreRes, err := m.CoreRegistry.NewObject(resType) |
| if err != nil { |
| return admission.Errored(http.StatusBadRequest, err) |
| } |
| obj, err := m.K8sRegistry.NewObject(coreRes.GetSpec()) |
| if err != nil { |
| return admission.Errored(http.StatusBadRequest, err) |
| } |
| |
| // unmarshal k8s object from the request |
| if err := m.Decoder.Decode(req, obj); err != nil { |
| return admission.Errored(http.StatusBadRequest, err) |
| } |
| |
| var owner k8s_model.KubernetesObject |
| switch resType { |
| case core_mesh.DataplaneInsightType: |
| owner = &mesh_k8s.Dataplane{} |
| if err := m.Client.Get(ctx, kube_client.ObjectKey{Name: obj.GetName(), Namespace: obj.GetNamespace()}, owner); err != nil { |
| return admission.Errored(http.StatusBadRequest, err) |
| } |
| default: |
| // we need to also validate Mesh here because OwnerReferenceMutator is executed before validatingHandler |
| if err := core_mesh.ValidateMesh(obj.GetMesh(), coreRes.Descriptor().Scope); err.HasViolations() { |
| return convertValidationErrorOf(err, obj, obj.GetObjectMeta()) |
| } |
| |
| owner = &mesh_k8s.Mesh{} |
| if err := m.Client.Get(ctx, kube_client.ObjectKey{Name: obj.GetMesh()}, owner); err != nil { |
| return admission.Errored(http.StatusBadRequest, err) |
| } |
| } |
| if err := controllerutil.SetOwnerReference(owner, obj, m.Scheme); err != nil { |
| return admission.Errored(http.StatusBadRequest, err) |
| } |
| mutatedRaw, err := json.Marshal(obj) |
| if err != nil { |
| return admission.Errored(http.StatusInternalServerError, err) |
| } |
| return admission.PatchResponseFromRaw(req.Object.Raw, mutatedRaw) |
| } |