Transform binding to work
This commit is contained in:
chenxianpao
Hongcai Ren
parent
dbcae8c52a
commit
3a9e5cdac4
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@ -1,13 +1,19 @@
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package binding
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import (
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"context"
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"fmt"
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"time"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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"k8s.io/apimachinery/pkg/util/wait"
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"k8s.io/client-go/dynamic"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/kubernetes/scheme"
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typedcorev1 "k8s.io/client-go/kubernetes/typed/core/v1"
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@ -17,6 +23,7 @@ import (
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"k8s.io/client-go/util/workqueue"
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"k8s.io/klog/v2"
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"github.com/huawei-cloudnative/karmada/pkg/apis/propagationstrategy/v1alpha1"
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"github.com/huawei-cloudnative/karmada/pkg/controllers/util"
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clientset "github.com/huawei-cloudnative/karmada/pkg/generated/clientset/versioned"
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karmadaScheme "github.com/huawei-cloudnative/karmada/pkg/generated/clientset/versioned/scheme"
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@ -24,7 +31,27 @@ import (
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listers "github.com/huawei-cloudnative/karmada/pkg/generated/listers/propagationstrategy/v1alpha1"
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)
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const controllerAgentName = "binding-controller"
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const (
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controllerAgentName = "binding-controller"
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)
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// todo: this can get by kubectl api-resources
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var resourceKindMap = map[string]string{
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"ConfigMap": "configmaps",
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"Namespace": "namespaces",
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"PersistentVolumeClaim": "persistentvolumeclaims",
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"PersistentVolume": "persistentvolumes",
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"Pod": "pods",
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"Secret": "secrets",
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"Service": "services",
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"Deployment": "deployments",
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"DaemonSet": "daemonsets",
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"StatefulSet": "statefulsets",
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"ReplicaSet": "replicasets",
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"CronJob": "cronjobs",
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"Job": "jobs",
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"Ingress": "ingresses",
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}
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// Controller is the controller implementation for binding resources
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type Controller struct {
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@ -32,8 +59,8 @@ type Controller struct {
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karmadaClientSet clientset.Interface
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// kubeClientSet is a standard kubernetes clientset.
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kubeClientSet kubernetes.Interface
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kubeClientSet kubernetes.Interface
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dynamicClientSet dynamic.Interface
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karmadaInformerFactory informers.SharedInformerFactory
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propagationBindingLister listers.PropagationBindingLister
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propagationBindingSynced cache.InformerSynced
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@ -73,6 +100,10 @@ func newPropagationBindingController(config *util.ControllerConfig) (*Controller
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kubeClientSet := kubernetes.NewForConfigOrDie(headClusterConfig)
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karmadaClientSet := clientset.NewForConfigOrDie(headClusterConfig)
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dynamicClientSet, err := dynamic.NewForConfig(headClusterConfig)
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if err != nil {
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return nil, err
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}
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karmadaInformerFactory := informers.NewSharedInformerFactory(karmadaClientSet, 0)
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propagationBindingInformer := karmadaInformerFactory.Propagationstrategy().V1alpha1().PropagationBindings()
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// Add karmada types to the default Kubernetes Scheme so Events can be logged for karmada types.
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@ -86,6 +117,7 @@ func newPropagationBindingController(config *util.ControllerConfig) (*Controller
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controller := &Controller{
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karmadaClientSet: karmadaClientSet,
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kubeClientSet: kubeClientSet,
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dynamicClientSet: dynamicClientSet,
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karmadaInformerFactory: karmadaInformerFactory,
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propagationBindingLister: propagationBindingInformer.Lister(),
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propagationBindingSynced: propagationBindingInformer.Informer().HasSynced,
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@ -226,8 +258,96 @@ func (c *Controller) syncHandler(key string) error {
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return err
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}
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klog.Infof("propagationBinding: %+v", propagationBinding)
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klog.Infof("Sync propagationBinding: %s/%s", propagationBinding.Namespace, propagationBinding.Name)
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klog.V(2).Infof("Sync propagationBinding: %s/%s", propagationBinding.Namespace, propagationBinding.Name)
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err = c.transformBindingToWorks(propagationBinding)
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if err != nil {
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klog.Errorf("failed to transform propagationBinding %s/%s to propagationWorks. error: %+v",
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propagationBinding.Namespace, propagationBinding.Name, err)
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return err
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}
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return nil
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}
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// get resource yaml from kubernetes
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func (c *Controller) getResourceStructure(propagationBinding *v1alpha1.PropagationBinding) (*unstructured.Unstructured, error) {
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groupVersion, err := schema.ParseGroupVersion(propagationBinding.Spec.Resource.APIVersion)
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if err != nil {
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return nil, fmt.Errorf("can't get parse groupVersion[namespace: %s name: %s kind: %s]. error: %v", propagationBinding.Spec.Resource.Namespace,
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propagationBinding.Spec.Resource.Name, resourceKindMap[propagationBinding.Spec.Resource.Kind], err)
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}
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dynamicResource := schema.GroupVersionResource{Group: groupVersion.Group, Version: groupVersion.Version, Resource: resourceKindMap[propagationBinding.Spec.Resource.Kind]}
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result, err := c.dynamicClientSet.Resource(dynamicResource).Namespace(propagationBinding.Spec.Resource.Namespace).Get(context.TODO(), propagationBinding.Spec.Resource.Name, metav1.GetOptions{})
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if err != nil {
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return nil, fmt.Errorf("can't get resource[namespace: %s name: %s kind: %s]. error: %v", propagationBinding.Spec.Resource.Namespace,
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propagationBinding.Spec.Resource.Name, resourceKindMap[propagationBinding.Spec.Resource.Kind], err)
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}
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return result, nil
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}
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// get clusterName list from bind clusters field
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func (c *Controller) getBindingClusterNames(propagationBinding *v1alpha1.PropagationBinding) []string {
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var clusterNames []string
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for _, targetCluster := range propagationBinding.Spec.Clusters {
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clusterNames = append(clusterNames, targetCluster.Name)
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}
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return clusterNames
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}
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// delete irrelevant field from workload. such as uid, timestamp, status
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func (c *Controller) removeIrrelevantField(workload *unstructured.Unstructured) {
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unstructured.RemoveNestedField(workload.Object, "metadata", "creationTimestamp")
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unstructured.RemoveNestedField(workload.Object, "metadata", "generation")
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unstructured.RemoveNestedField(workload.Object, "metadata", "resourceVersion")
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unstructured.RemoveNestedField(workload.Object, "metadata", "selfLink")
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unstructured.RemoveNestedField(workload.Object, "metadata", "uid")
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unstructured.RemoveNestedField(workload.Object, "status")
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}
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// transform propagationBinding resource to propagationWork resources
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func (c *Controller) transformBindingToWorks(propagationBinding *v1alpha1.PropagationBinding) error {
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workload, err := c.getResourceStructure(propagationBinding)
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if err != nil {
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klog.Errorf("failed to get resource. error: %v", err)
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return err
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}
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clusterNames := c.getBindingClusterNames(propagationBinding)
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for _, clusterNameMirrorNamespace := range clusterNames {
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c.removeIrrelevantField(workload)
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formatWorkload, err := workload.MarshalJSON()
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if err != nil {
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klog.Errorf("failed to marshal workload. error: %v", err)
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return err
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}
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rawExtension := runtime.RawExtension{
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Raw: formatWorkload,
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}
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propagationWork := v1alpha1.PropagationWork{
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ObjectMeta: metav1.ObjectMeta{
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Name: propagationBinding.Name,
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Namespace: clusterNameMirrorNamespace,
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},
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Spec: v1alpha1.PropagationWorkSpec{
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Workload: v1alpha1.WorkloadTemplate{
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Manifests: []v1alpha1.Manifest{
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{
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RawExtension: rawExtension,
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},
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},
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},
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},
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}
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// todo. if works exists, how to do?
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result, err := c.karmadaClientSet.PropagationstrategyV1alpha1().PropagationWorks(clusterNameMirrorNamespace).Create(context.TODO(), &propagationWork, metav1.CreateOptions{})
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if err != nil {
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klog.Errorf("failed to create propagationWork %s/%s. error: %v", propagationWork.Namespace, propagationWork.Name, err)
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return err
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}
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klog.V(2).Infof("create propagationWork %s/%s success. result is %+v", propagationWork.Namespace, propagationWork.Name, result)
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}
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return nil
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}
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@ -0,0 +1,61 @@
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/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package dynamic
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import (
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"context"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/watch"
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)
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type Interface interface {
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Resource(resource schema.GroupVersionResource) NamespaceableResourceInterface
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}
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type ResourceInterface interface {
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Create(ctx context.Context, obj *unstructured.Unstructured, options metav1.CreateOptions, subresources ...string) (*unstructured.Unstructured, error)
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Update(ctx context.Context, obj *unstructured.Unstructured, options metav1.UpdateOptions, subresources ...string) (*unstructured.Unstructured, error)
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UpdateStatus(ctx context.Context, obj *unstructured.Unstructured, options metav1.UpdateOptions) (*unstructured.Unstructured, error)
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Delete(ctx context.Context, name string, options metav1.DeleteOptions, subresources ...string) error
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DeleteCollection(ctx context.Context, options metav1.DeleteOptions, listOptions metav1.ListOptions) error
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Get(ctx context.Context, name string, options metav1.GetOptions, subresources ...string) (*unstructured.Unstructured, error)
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List(ctx context.Context, opts metav1.ListOptions) (*unstructured.UnstructuredList, error)
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Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error)
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Patch(ctx context.Context, name string, pt types.PatchType, data []byte, options metav1.PatchOptions, subresources ...string) (*unstructured.Unstructured, error)
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}
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type NamespaceableResourceInterface interface {
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Namespace(string) ResourceInterface
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ResourceInterface
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}
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// APIPathResolverFunc knows how to convert a groupVersion to its API path. The Kind field is optional.
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// TODO find a better place to move this for existing callers
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type APIPathResolverFunc func(kind schema.GroupVersionKind) string
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// LegacyAPIPathResolverFunc can resolve paths properly with the legacy API.
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// TODO find a better place to move this for existing callers
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func LegacyAPIPathResolverFunc(kind schema.GroupVersionKind) string {
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if len(kind.Group) == 0 {
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return "/api"
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}
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return "/apis"
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}
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@ -0,0 +1,108 @@
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/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package dynamic
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/runtime/serializer"
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"k8s.io/apimachinery/pkg/runtime/serializer/json"
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)
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var watchScheme = runtime.NewScheme()
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var basicScheme = runtime.NewScheme()
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var deleteScheme = runtime.NewScheme()
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var parameterScheme = runtime.NewScheme()
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var deleteOptionsCodec = serializer.NewCodecFactory(deleteScheme)
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var dynamicParameterCodec = runtime.NewParameterCodec(parameterScheme)
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var versionV1 = schema.GroupVersion{Version: "v1"}
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func init() {
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metav1.AddToGroupVersion(watchScheme, versionV1)
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metav1.AddToGroupVersion(basicScheme, versionV1)
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metav1.AddToGroupVersion(parameterScheme, versionV1)
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metav1.AddToGroupVersion(deleteScheme, versionV1)
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}
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// basicNegotiatedSerializer is used to handle discovery and error handling serialization
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type basicNegotiatedSerializer struct{}
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func (s basicNegotiatedSerializer) SupportedMediaTypes() []runtime.SerializerInfo {
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return []runtime.SerializerInfo{
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{
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MediaType: "application/json",
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MediaTypeType: "application",
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MediaTypeSubType: "json",
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EncodesAsText: true,
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Serializer: json.NewSerializer(json.DefaultMetaFactory, unstructuredCreater{basicScheme}, unstructuredTyper{basicScheme}, false),
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PrettySerializer: json.NewSerializer(json.DefaultMetaFactory, unstructuredCreater{basicScheme}, unstructuredTyper{basicScheme}, true),
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StreamSerializer: &runtime.StreamSerializerInfo{
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EncodesAsText: true,
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Serializer: json.NewSerializer(json.DefaultMetaFactory, basicScheme, basicScheme, false),
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Framer: json.Framer,
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},
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},
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}
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}
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func (s basicNegotiatedSerializer) EncoderForVersion(encoder runtime.Encoder, gv runtime.GroupVersioner) runtime.Encoder {
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return runtime.WithVersionEncoder{
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Version: gv,
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Encoder: encoder,
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ObjectTyper: unstructuredTyper{basicScheme},
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}
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}
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func (s basicNegotiatedSerializer) DecoderToVersion(decoder runtime.Decoder, gv runtime.GroupVersioner) runtime.Decoder {
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return decoder
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}
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type unstructuredCreater struct {
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nested runtime.ObjectCreater
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}
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func (c unstructuredCreater) New(kind schema.GroupVersionKind) (runtime.Object, error) {
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out, err := c.nested.New(kind)
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if err == nil {
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return out, nil
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}
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out = &unstructured.Unstructured{}
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out.GetObjectKind().SetGroupVersionKind(kind)
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return out, nil
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}
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type unstructuredTyper struct {
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nested runtime.ObjectTyper
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}
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func (t unstructuredTyper) ObjectKinds(obj runtime.Object) ([]schema.GroupVersionKind, bool, error) {
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kinds, unversioned, err := t.nested.ObjectKinds(obj)
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if err == nil {
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return kinds, unversioned, nil
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}
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if _, ok := obj.(runtime.Unstructured); ok && !obj.GetObjectKind().GroupVersionKind().Empty() {
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return []schema.GroupVersionKind{obj.GetObjectKind().GroupVersionKind()}, false, nil
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}
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return nil, false, err
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}
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func (t unstructuredTyper) Recognizes(gvk schema.GroupVersionKind) bool {
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return true
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}
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@ -0,0 +1,327 @@
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/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
|
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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.
|
||||
*/
|
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|
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package dynamic
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import (
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"context"
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"fmt"
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"k8s.io/apimachinery/pkg/api/meta"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/watch"
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"k8s.io/client-go/rest"
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)
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type dynamicClient struct {
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client *rest.RESTClient
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}
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var _ Interface = &dynamicClient{}
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// ConfigFor returns a copy of the provided config with the
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// appropriate dynamic client defaults set.
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func ConfigFor(inConfig *rest.Config) *rest.Config {
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config := rest.CopyConfig(inConfig)
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config.AcceptContentTypes = "application/json"
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config.ContentType = "application/json"
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config.NegotiatedSerializer = basicNegotiatedSerializer{} // this gets used for discovery and error handling types
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if config.UserAgent == "" {
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config.UserAgent = rest.DefaultKubernetesUserAgent()
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}
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return config
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}
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// NewForConfigOrDie creates a new Interface for the given config and
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// panics if there is an error in the config.
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func NewForConfigOrDie(c *rest.Config) Interface {
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ret, err := NewForConfig(c)
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if err != nil {
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panic(err)
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}
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return ret
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}
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// NewForConfig creates a new dynamic client or returns an error.
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func NewForConfig(inConfig *rest.Config) (Interface, error) {
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config := ConfigFor(inConfig)
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// for serializing the options
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config.GroupVersion = &schema.GroupVersion{}
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config.APIPath = "/if-you-see-this-search-for-the-break"
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restClient, err := rest.RESTClientFor(config)
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if err != nil {
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return nil, err
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}
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return &dynamicClient{client: restClient}, nil
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||||
}
|
||||
|
||||
type dynamicResourceClient struct {
|
||||
client *dynamicClient
|
||||
namespace string
|
||||
resource schema.GroupVersionResource
|
||||
}
|
||||
|
||||
func (c *dynamicClient) Resource(resource schema.GroupVersionResource) NamespaceableResourceInterface {
|
||||
return &dynamicResourceClient{client: c, resource: resource}
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) Namespace(ns string) ResourceInterface {
|
||||
ret := *c
|
||||
ret.namespace = ns
|
||||
return &ret
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) Create(ctx context.Context, obj *unstructured.Unstructured, opts metav1.CreateOptions, subresources ...string) (*unstructured.Unstructured, error) {
|
||||
outBytes, err := runtime.Encode(unstructured.UnstructuredJSONScheme, obj)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
name := ""
|
||||
if len(subresources) > 0 {
|
||||
accessor, err := meta.Accessor(obj)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
name = accessor.GetName()
|
||||
if len(name) == 0 {
|
||||
return nil, fmt.Errorf("name is required")
|
||||
}
|
||||
}
|
||||
|
||||
result := c.client.client.
|
||||
Post().
|
||||
AbsPath(append(c.makeURLSegments(name), subresources...)...).
|
||||
Body(outBytes).
|
||||
SpecificallyVersionedParams(&opts, dynamicParameterCodec, versionV1).
|
||||
Do(ctx)
|
||||
if err := result.Error(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
retBytes, err := result.Raw()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
uncastObj, err := runtime.Decode(unstructured.UnstructuredJSONScheme, retBytes)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return uncastObj.(*unstructured.Unstructured), nil
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) Update(ctx context.Context, obj *unstructured.Unstructured, opts metav1.UpdateOptions, subresources ...string) (*unstructured.Unstructured, error) {
|
||||
accessor, err := meta.Accessor(obj)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
name := accessor.GetName()
|
||||
if len(name) == 0 {
|
||||
return nil, fmt.Errorf("name is required")
|
||||
}
|
||||
outBytes, err := runtime.Encode(unstructured.UnstructuredJSONScheme, obj)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
result := c.client.client.
|
||||
Put().
|
||||
AbsPath(append(c.makeURLSegments(name), subresources...)...).
|
||||
Body(outBytes).
|
||||
SpecificallyVersionedParams(&opts, dynamicParameterCodec, versionV1).
|
||||
Do(ctx)
|
||||
if err := result.Error(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
retBytes, err := result.Raw()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
uncastObj, err := runtime.Decode(unstructured.UnstructuredJSONScheme, retBytes)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return uncastObj.(*unstructured.Unstructured), nil
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) UpdateStatus(ctx context.Context, obj *unstructured.Unstructured, opts metav1.UpdateOptions) (*unstructured.Unstructured, error) {
|
||||
accessor, err := meta.Accessor(obj)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
name := accessor.GetName()
|
||||
if len(name) == 0 {
|
||||
return nil, fmt.Errorf("name is required")
|
||||
}
|
||||
|
||||
outBytes, err := runtime.Encode(unstructured.UnstructuredJSONScheme, obj)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
result := c.client.client.
|
||||
Put().
|
||||
AbsPath(append(c.makeURLSegments(name), "status")...).
|
||||
Body(outBytes).
|
||||
SpecificallyVersionedParams(&opts, dynamicParameterCodec, versionV1).
|
||||
Do(ctx)
|
||||
if err := result.Error(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
retBytes, err := result.Raw()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
uncastObj, err := runtime.Decode(unstructured.UnstructuredJSONScheme, retBytes)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return uncastObj.(*unstructured.Unstructured), nil
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) Delete(ctx context.Context, name string, opts metav1.DeleteOptions, subresources ...string) error {
|
||||
if len(name) == 0 {
|
||||
return fmt.Errorf("name is required")
|
||||
}
|
||||
deleteOptionsByte, err := runtime.Encode(deleteOptionsCodec.LegacyCodec(schema.GroupVersion{Version: "v1"}), &opts)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
result := c.client.client.
|
||||
Delete().
|
||||
AbsPath(append(c.makeURLSegments(name), subresources...)...).
|
||||
Body(deleteOptionsByte).
|
||||
Do(ctx)
|
||||
return result.Error()
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOptions metav1.ListOptions) error {
|
||||
deleteOptionsByte, err := runtime.Encode(deleteOptionsCodec.LegacyCodec(schema.GroupVersion{Version: "v1"}), &opts)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
result := c.client.client.
|
||||
Delete().
|
||||
AbsPath(c.makeURLSegments("")...).
|
||||
Body(deleteOptionsByte).
|
||||
SpecificallyVersionedParams(&listOptions, dynamicParameterCodec, versionV1).
|
||||
Do(ctx)
|
||||
return result.Error()
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) Get(ctx context.Context, name string, opts metav1.GetOptions, subresources ...string) (*unstructured.Unstructured, error) {
|
||||
if len(name) == 0 {
|
||||
return nil, fmt.Errorf("name is required")
|
||||
}
|
||||
result := c.client.client.Get().AbsPath(append(c.makeURLSegments(name), subresources...)...).SpecificallyVersionedParams(&opts, dynamicParameterCodec, versionV1).Do(ctx)
|
||||
if err := result.Error(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
retBytes, err := result.Raw()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
uncastObj, err := runtime.Decode(unstructured.UnstructuredJSONScheme, retBytes)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return uncastObj.(*unstructured.Unstructured), nil
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) List(ctx context.Context, opts metav1.ListOptions) (*unstructured.UnstructuredList, error) {
|
||||
result := c.client.client.Get().AbsPath(c.makeURLSegments("")...).SpecificallyVersionedParams(&opts, dynamicParameterCodec, versionV1).Do(ctx)
|
||||
if err := result.Error(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
retBytes, err := result.Raw()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
uncastObj, err := runtime.Decode(unstructured.UnstructuredJSONScheme, retBytes)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if list, ok := uncastObj.(*unstructured.UnstructuredList); ok {
|
||||
return list, nil
|
||||
}
|
||||
|
||||
list, err := uncastObj.(*unstructured.Unstructured).ToList()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return list, nil
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error) {
|
||||
opts.Watch = true
|
||||
return c.client.client.Get().AbsPath(c.makeURLSegments("")...).
|
||||
SpecificallyVersionedParams(&opts, dynamicParameterCodec, versionV1).
|
||||
Watch(ctx)
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (*unstructured.Unstructured, error) {
|
||||
if len(name) == 0 {
|
||||
return nil, fmt.Errorf("name is required")
|
||||
}
|
||||
result := c.client.client.
|
||||
Patch(pt).
|
||||
AbsPath(append(c.makeURLSegments(name), subresources...)...).
|
||||
Body(data).
|
||||
SpecificallyVersionedParams(&opts, dynamicParameterCodec, versionV1).
|
||||
Do(ctx)
|
||||
if err := result.Error(); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
retBytes, err := result.Raw()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
uncastObj, err := runtime.Decode(unstructured.UnstructuredJSONScheme, retBytes)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return uncastObj.(*unstructured.Unstructured), nil
|
||||
}
|
||||
|
||||
func (c *dynamicResourceClient) makeURLSegments(name string) []string {
|
||||
url := []string{}
|
||||
if len(c.resource.Group) == 0 {
|
||||
url = append(url, "api")
|
||||
} else {
|
||||
url = append(url, "apis", c.resource.Group)
|
||||
}
|
||||
url = append(url, c.resource.Version)
|
||||
|
||||
if len(c.namespace) > 0 {
|
||||
url = append(url, "namespaces", c.namespace)
|
||||
}
|
||||
url = append(url, c.resource.Resource)
|
||||
|
||||
if len(name) > 0 {
|
||||
url = append(url, name)
|
||||
}
|
||||
|
||||
return url
|
||||
}
|
||||
|
|
@ -476,6 +476,7 @@ k8s.io/apiserver/plugin/pkg/authorizer/webhook
|
|||
## explicit
|
||||
k8s.io/client-go/discovery
|
||||
k8s.io/client-go/discovery/fake
|
||||
k8s.io/client-go/dynamic
|
||||
k8s.io/client-go/informers
|
||||
k8s.io/client-go/informers/admissionregistration
|
||||
k8s.io/client-go/informers/admissionregistration/v1
|
||||
|
|
|
|||
Loading…
Reference in New Issue