feat: kubesphere 4.0 (#6115)
* feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> * feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> --------- Signed-off-by: ci-bot <ci-bot@kubesphere.io> Co-authored-by: ks-ci-bot <ks-ci-bot@example.com> Co-authored-by: joyceliu <joyceliu@yunify.com>
This commit is contained in:
KubeSphere CI Bot
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GitHub
parent
b5015ec7b9
commit
447a51f08b
@@ -1,344 +1,134 @@
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/*
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Copyright 2020 The KubeSphere 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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* Please refer to the LICENSE file in the root directory of the project.
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* https://github.com/kubesphere/kubesphere/blob/master/LICENSE
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*/
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package group
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import (
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"context"
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"fmt"
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"reflect"
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"k8s.io/apimachinery/pkg/util/validation"
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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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rbacv1 "k8s.io/api/rbac/v1"
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"k8s.io/apimachinery/pkg/labels"
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utilruntime "k8s.io/apimachinery/pkg/util/runtime"
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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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"k8s.io/client-go/tools/cache"
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"k8s.io/apimachinery/pkg/util/validation"
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"k8s.io/client-go/tools/record"
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"k8s.io/client-go/util/workqueue"
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"k8s.io/klog/v2"
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"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
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iamv1beta1 "kubesphere.io/api/iam/v1beta1"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/builder"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/predicate"
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iam1alpha2 "kubesphere.io/api/iam/v1alpha2"
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tenantv1alpha2 "kubesphere.io/api/tenant/v1alpha2"
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fedv1beta1types "kubesphere.io/api/types/v1beta1"
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kubesphere "kubesphere.io/kubesphere/pkg/client/clientset/versioned"
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iamv1alpha2informers "kubesphere.io/kubesphere/pkg/client/informers/externalversions/iam/v1alpha2"
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fedv1beta1informers "kubesphere.io/kubesphere/pkg/client/informers/externalversions/types/v1beta1"
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iamv1alpha1listers "kubesphere.io/kubesphere/pkg/client/listers/iam/v1alpha2"
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fedv1beta1lister "kubesphere.io/kubesphere/pkg/client/listers/types/v1beta1"
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"kubesphere.io/kubesphere/pkg/constants"
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"kubesphere.io/kubesphere/pkg/controller/utils/controller"
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"kubesphere.io/kubesphere/pkg/utils/k8sutil"
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"kubesphere.io/kubesphere/pkg/controller"
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"kubesphere.io/kubesphere/pkg/utils/sliceutil"
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)
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const (
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successSynced = "Synced"
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messageResourceSynced = "Group synced successfully"
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controllerName = "group-controller"
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finalizer = "finalizers.kubesphere.io/groups"
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controllerName = "group"
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finalizer = "finalizers.kubesphere.io/groups"
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)
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type Controller struct {
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controller.BaseController
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k8sClient kubernetes.Interface
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ksClient kubesphere.Interface
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groupInformer iamv1alpha2informers.GroupInformer
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groupLister iamv1alpha1listers.GroupLister
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recorder record.EventRecorder
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federatedGroupLister fedv1beta1lister.FederatedGroupLister
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multiClusterEnabled bool
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type Reconciler struct {
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client.Client
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recorder record.EventRecorder
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}
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// NewController creates Group Controller instance
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func NewController(k8sClient kubernetes.Interface, ksClient kubesphere.Interface, groupInformer iamv1alpha2informers.GroupInformer,
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federatedGroupInformer fedv1beta1informers.FederatedGroupInformer,
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multiClusterEnabled bool) *Controller {
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klog.V(4).Info("Creating event broadcaster")
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eventBroadcaster := record.NewBroadcaster()
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eventBroadcaster.StartLogging(klog.Infof)
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eventBroadcaster.StartRecordingToSink(&typedcorev1.EventSinkImpl{Interface: k8sClient.CoreV1().Events("")})
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ctl := &Controller{
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BaseController: controller.BaseController{
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Workqueue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "Group"),
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Synced: []cache.InformerSynced{groupInformer.Informer().HasSynced},
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Name: controllerName,
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},
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recorder: eventBroadcaster.NewRecorder(scheme.Scheme, corev1.EventSource{Component: controllerName}),
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k8sClient: k8sClient,
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ksClient: ksClient,
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groupInformer: groupInformer,
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groupLister: groupInformer.Lister(),
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multiClusterEnabled: multiClusterEnabled,
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}
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if ctl.multiClusterEnabled {
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ctl.federatedGroupLister = federatedGroupInformer.Lister()
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ctl.Synced = append(ctl.Synced, federatedGroupInformer.Informer().HasSynced)
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}
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ctl.Handler = ctl.reconcile
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klog.Info("Setting up event handlers")
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groupInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
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AddFunc: ctl.Enqueue,
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UpdateFunc: func(old, new interface{}) {
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ctl.Enqueue(new)
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},
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DeleteFunc: ctl.Enqueue,
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})
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return ctl
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func (r *Reconciler) SetupWithManager(mgr ctrl.Manager) error {
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r.recorder = mgr.GetEventRecorderFor(controllerName)
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r.Client = mgr.GetClient()
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return builder.
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ControllerManagedBy(mgr).
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For(
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&iamv1beta1.Group{},
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builder.WithPredicates(
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predicate.ResourceVersionChangedPredicate{},
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),
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).
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Named(controllerName).
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Complete(r)
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}
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func (c *Controller) Start(ctx context.Context) error {
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return c.Run(1, ctx.Done())
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}
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// reconcile handles Group informer events, clear up related reource when group is being deleted.
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func (c *Controller) reconcile(key string) error {
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group, err := c.groupLister.Get(key)
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if err != nil {
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if errors.IsNotFound(err) {
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utilruntime.HandleError(fmt.Errorf("group '%s' in work queue no longer exists", key))
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return nil
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}
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klog.Error(err)
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return err
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func (r *Reconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
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group := &iamv1beta1.Group{}
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if err := r.Get(ctx, req.NamespacedName, group); err != nil {
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return ctrl.Result{}, client.IgnoreNotFound(err)
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}
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if group.ObjectMeta.DeletionTimestamp.IsZero() {
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var g *iam1alpha2.Group
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var g *iamv1beta1.Group
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if !sliceutil.HasString(group.Finalizers, finalizer) {
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g = group.DeepCopy()
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g.ObjectMeta.Finalizers = append(g.ObjectMeta.Finalizers, finalizer)
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}
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if c.multiClusterEnabled {
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// Ensure not controlled by Kubefed
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if group.Labels == nil || group.Labels[constants.KubefedManagedLabel] != "false" {
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if g == nil {
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g = group.DeepCopy()
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}
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if g.Labels == nil {
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g.Labels = make(map[string]string, 0)
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}
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g.Labels[constants.KubefedManagedLabel] = "false"
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}
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}
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// Set OwnerReferences when the group has a parent or Workspace. And it's not owned by kubefed
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if group.Labels != nil && group.Labels[constants.KubefedManagedLabel] != "true" {
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if parent, ok := group.Labels[iam1alpha2.GroupParent]; ok {
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// If the Group is owned by a Parent
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if !k8sutil.IsControlledBy(group.OwnerReferences, "Group", parent) {
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if g == nil {
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g = group.DeepCopy()
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}
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groupParent, err := c.groupLister.Get(parent)
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if err != nil {
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if errors.IsNotFound(err) {
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utilruntime.HandleError(fmt.Errorf("Parent group '%s' no longer exists", key))
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delete(g.Labels, iam1alpha2.GroupParent)
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} else {
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klog.Error(err)
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return err
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}
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} else {
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if err := controllerutil.SetControllerReference(groupParent, g, scheme.Scheme); err != nil {
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klog.Error(err)
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return err
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}
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}
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}
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} else if ws, ok := group.Labels[constants.WorkspaceLabelKey]; ok {
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// If the Group is owned by a Workspace
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if !k8sutil.IsControlledBy(group.OwnerReferences, tenantv1alpha2.ResourceKindWorkspaceTemplate, ws) {
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workspace, err := c.ksClient.TenantV1alpha2().WorkspaceTemplates().Get(context.Background(), ws, metav1.GetOptions{})
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if err != nil {
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if errors.IsNotFound(err) {
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utilruntime.HandleError(fmt.Errorf("Workspace '%s' no longer exists", ws))
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} else {
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klog.Error(err)
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return err
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}
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} else {
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if g == nil {
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g = group.DeepCopy()
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}
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g.OwnerReferences = k8sutil.RemoveWorkspaceOwnerReference(g.OwnerReferences)
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if err := controllerutil.SetControllerReference(workspace, g, scheme.Scheme); err != nil {
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return err
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}
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}
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}
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}
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}
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if g != nil {
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if _, err = c.ksClient.IamV1alpha2().Groups().Update(context.Background(), g, metav1.UpdateOptions{}); err != nil {
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return err
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}
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// Skip reconcile when group is updated.
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return nil
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return ctrl.Result{}, r.Update(ctx, g)
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}
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} else {
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// The object is being deleted
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if sliceutil.HasString(group.ObjectMeta.Finalizers, finalizer) {
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if err = c.deleteGroupBindings(group); err != nil {
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klog.Error(err)
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return err
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if err := r.deleteGroupBindings(ctx, group); err != nil {
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return ctrl.Result{}, err
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}
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if err = c.deleteRoleBindings(group); err != nil {
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klog.Error(err)
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return err
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if err := r.deleteRoleBindings(ctx, group); err != nil {
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return ctrl.Result{}, err
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}
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group.Finalizers = sliceutil.RemoveString(group.ObjectMeta.Finalizers, func(item string) bool {
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return item == finalizer
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})
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if _, err = c.ksClient.IamV1alpha2().Groups().Update(context.Background(), group, metav1.UpdateOptions{}); err != nil {
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return err
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}
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return ctrl.Result{}, r.Update(ctx, group)
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}
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return nil
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return ctrl.Result{}, nil
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}
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// synchronization through kubefed-controller when multi cluster is enabled
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if c.multiClusterEnabled {
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if err = c.multiClusterSync(group); err != nil {
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klog.Error(err)
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return err
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}
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}
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// TODO: sync logic needs to be updated and no longer relies on KubeFed, it needs to be synchronized manually.
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c.recorder.Event(group, corev1.EventTypeNormal, successSynced, messageResourceSynced)
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return nil
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r.recorder.Event(group, corev1.EventTypeNormal, controller.Synced, controller.MessageResourceSynced)
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return ctrl.Result{}, nil
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}
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func (c *Controller) deleteGroupBindings(group *iam1alpha2.Group) error {
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func (r *Reconciler) deleteGroupBindings(ctx context.Context, group *iamv1beta1.Group) error {
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if len(group.Name) > validation.LabelValueMaxLength {
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// ignore invalid label value error
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return nil
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}
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// Groupbindings that created by kubesphere will be deleted directly.
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listOptions := metav1.ListOptions{
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LabelSelector: labels.SelectorFromValidatedSet(labels.Set{iam1alpha2.GroupReferenceLabel: group.Name}).String(),
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}
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if err := c.ksClient.IamV1alpha2().GroupBindings().
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DeleteCollection(context.Background(), *metav1.NewDeleteOptions(0), listOptions); err != nil {
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klog.Error(err)
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return err
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}
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return nil
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// Group bindings that created by kubesphere will be deleted directly.
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return r.DeleteAllOf(ctx, &iamv1beta1.GroupBinding{}, client.GracePeriodSeconds(0), client.MatchingLabelsSelector{
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Selector: labels.SelectorFromValidatedSet(labels.Set{iamv1beta1.GroupReferenceLabel: group.Name}),
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})
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}
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// remove all RoleBindings.
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func (c *Controller) deleteRoleBindings(group *iam1alpha2.Group) error {
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func (r *Reconciler) deleteRoleBindings(ctx context.Context, group *iamv1beta1.Group) error {
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if len(group.Name) > validation.LabelValueMaxLength {
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// ignore invalid label value error
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return nil
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}
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listOptions := metav1.ListOptions{
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LabelSelector: labels.SelectorFromValidatedSet(labels.Set{iam1alpha2.GroupReferenceLabel: group.Name}).String(),
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}
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deleteOptions := *metav1.NewDeleteOptions(0)
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if err := c.ksClient.IamV1alpha2().WorkspaceRoleBindings().
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DeleteCollection(context.Background(), deleteOptions, listOptions); err != nil {
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klog.Error(err)
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selector := labels.SelectorFromValidatedSet(labels.Set{iamv1beta1.GroupReferenceLabel: group.Name})
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deleteOption := client.GracePeriodSeconds(0)
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if err := r.DeleteAllOf(ctx, &iamv1beta1.WorkspaceRoleBinding{}, deleteOption, client.MatchingLabelsSelector{Selector: selector}); err != nil {
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return err
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}
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if err := c.k8sClient.RbacV1().ClusterRoleBindings().
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DeleteCollection(context.Background(), deleteOptions, listOptions); err != nil {
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klog.Error(err)
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if err := r.DeleteAllOf(ctx, &rbacv1.ClusterRoleBinding{}, deleteOption, client.MatchingLabelsSelector{Selector: selector}); err != nil {
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return err
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}
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if result, err := c.k8sClient.CoreV1().Namespaces().List(context.Background(), metav1.ListOptions{}); err != nil {
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klog.Error(err)
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return err
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} else {
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for _, namespace := range result.Items {
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if err = c.k8sClient.RbacV1().RoleBindings(namespace.Name).DeleteCollection(context.Background(), deleteOptions, listOptions); err != nil {
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klog.Error(err)
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return err
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}
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}
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}
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return nil
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}
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func (c *Controller) multiClusterSync(group *iam1alpha2.Group) error {
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obj, err := c.federatedGroupLister.Get(group.Name)
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if err != nil {
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if errors.IsNotFound(err) {
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return c.createFederatedGroup(group)
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}
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klog.Error(err)
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namespaces := &corev1.NamespaceList{}
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if err := r.List(ctx, namespaces); err != nil {
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return err
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}
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if !reflect.DeepEqual(obj.Spec.Template.Labels, group.Labels) {
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obj.Spec.Template.Labels = group.Labels
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if _, err = c.ksClient.TypesV1beta1().FederatedGroups().Update(context.Background(), obj, metav1.UpdateOptions{}); err != nil {
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for _, namespace := range namespaces.Items {
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if err := r.DeleteAllOf(ctx, &rbacv1.RoleBinding{}, deleteOption, client.MatchingLabelsSelector{Selector: selector}, client.InNamespace(namespace.Name)); err != nil {
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return err
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}
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}
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return nil
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}
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func (c *Controller) createFederatedGroup(group *iam1alpha2.Group) error {
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federatedGroup := &fedv1beta1types.FederatedGroup{
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ObjectMeta: metav1.ObjectMeta{
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Name: group.Name,
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},
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Spec: fedv1beta1types.FederatedGroupSpec{
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Template: fedv1beta1types.GroupTemplate{
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ObjectMeta: metav1.ObjectMeta{
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Labels: group.Labels,
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},
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Spec: group.Spec,
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},
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Placement: fedv1beta1types.GenericPlacementFields{
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ClusterSelector: &metav1.LabelSelector{},
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},
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},
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}
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// must bind group lifecycle
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err := controllerutil.SetControllerReference(group, federatedGroup, scheme.Scheme)
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if err != nil {
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return err
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}
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if _, err = c.ksClient.TypesV1beta1().FederatedGroups().Create(context.Background(), federatedGroup, metav1.CreateOptions{}); err != nil {
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return err
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}
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return nil
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}
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Block a user