391 lines
12 KiB
Go
391 lines
12 KiB
Go
/*
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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 application
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import (
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"context"
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"encoding/json"
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"fmt"
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"sort"
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"strings"
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"time"
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"k8s.io/utils/ptr"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/types"
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"kubesphere.io/api/constants"
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tenantv1beta1 "kubesphere.io/api/tenant/v1beta1"
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"sigs.k8s.io/controller-runtime/pkg/builder"
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"sigs.k8s.io/controller-runtime/pkg/handler"
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"kubesphere.io/utils/s3"
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clusterv1alpha1 "kubesphere.io/api/cluster/v1alpha1"
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kscontroller "kubesphere.io/kubesphere/pkg/controller"
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helmrepo "helm.sh/helm/v3/pkg/repo"
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corev1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/client-go/tools/record"
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"k8s.io/klog/v2"
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appv2 "kubesphere.io/api/application/v2"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/reconcile"
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"kubesphere.io/kubesphere/pkg/simple/client/application"
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)
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const helmRepoController = "helmrepo"
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var _ reconcile.Reconciler = &RepoReconciler{}
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var _ kscontroller.Controller = &RepoReconciler{}
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type RepoReconciler struct {
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recorder record.EventRecorder
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client.Client
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ossStore s3.Interface
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cmStore s3.Interface
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}
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func (r *RepoReconciler) Name() string {
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return helmRepoController
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}
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func (r *RepoReconciler) Enabled(clusterRole string) bool {
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return strings.EqualFold(clusterRole, string(clusterv1alpha1.ClusterRoleHost))
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}
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func (r *RepoReconciler) mapper(ctx context.Context, o client.Object) (requests []reconcile.Request) {
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workspace := o.(*tenantv1beta1.WorkspaceTemplate)
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klog.Infof("workspace %s has been deleted", workspace.Name)
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repoList := &appv2.RepoList{}
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opts := &client.ListOptions{LabelSelector: labels.SelectorFromSet(labels.Set{constants.WorkspaceLabelKey: workspace.Name})}
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if err := r.List(ctx, repoList, opts); err != nil {
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klog.Errorf("failed to list repo: %v", err)
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return requests
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}
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for _, repo := range repoList.Items {
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requests = append(requests, reconcile.Request{NamespacedName: types.NamespacedName{Name: repo.Name}})
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}
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return requests
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}
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func (r *RepoReconciler) SetupWithManager(mgr *kscontroller.Manager) (err error) {
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r.Client = mgr.GetClient()
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r.recorder = mgr.GetEventRecorderFor(helmRepoController)
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r.cmStore, r.ossStore, err = application.InitStore(mgr.Options.S3Options, r.Client)
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if err != nil {
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klog.Errorf("failed to init store: %v", err)
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return err
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}
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return ctrl.NewControllerManagedBy(mgr).
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Watches(
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&tenantv1beta1.WorkspaceTemplate{},
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handler.EnqueueRequestsFromMapFunc(r.mapper),
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builder.WithPredicates(DeletePredicate{}),
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).
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For(&appv2.Repo{}).
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Named(helmRepoController).
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Complete(r)
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}
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func (r *RepoReconciler) UpdateStatus(ctx context.Context, helmRepo *appv2.Repo) error {
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newRepo := &appv2.Repo{}
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newRepo.Name = helmRepo.Name
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newRepo.Status.State = helmRepo.Status.State
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newRepo.Status.LastUpdateTime = metav1.Now()
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patch, _ := json.Marshal(newRepo)
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err := r.Status().Patch(ctx, newRepo, client.RawPatch(client.Merge.Type(), patch))
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if err != nil {
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klog.Errorf("update status failed, error: %s", err)
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return err
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}
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klog.Infof("update repo %s status: %s", helmRepo.GetName(), helmRepo.Status.State)
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return nil
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}
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func (r *RepoReconciler) skipSync(helmRepo *appv2.Repo) (bool, error) {
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if helmRepo.Status.State == appv2.StatusManualTrigger || helmRepo.Status.State == appv2.StatusSyncing {
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klog.Infof("repo: %s state: %s", helmRepo.GetName(), helmRepo.Status.State)
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return false, nil
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}
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if helmRepo.Spec.SyncPeriod == nil || *helmRepo.Spec.SyncPeriod == 0 {
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klog.Infof("repo: %s no sync SyncPeriod=0", helmRepo.GetName())
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return true, nil
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}
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passed := time.Since(helmRepo.Status.LastUpdateTime.Time).Seconds()
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if helmRepo.Status.State == appv2.StatusSuccessful && passed < float64(*helmRepo.Spec.SyncPeriod) {
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klog.Infof("last sync time is %s, passed %f, no need to sync, repo: %s", helmRepo.Status.LastUpdateTime, passed, helmRepo.GetName())
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return true, nil
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}
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return false, nil
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}
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func filterVersions(versions []*helmrepo.ChartVersion) []*helmrepo.ChartVersion {
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versionMap := make(map[string]*helmrepo.ChartVersion)
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for _, v := range versions {
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if existing, found := versionMap[v.Version]; found {
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if v.Created.After(existing.Created) {
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versionMap[v.Version] = v
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}
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} else {
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versionMap[v.Version] = v
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}
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}
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result := make([]*helmrepo.ChartVersion, 0, len(versionMap))
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for _, v := range versionMap {
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result = append(result, v)
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}
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sort.Slice(result, func(i, j int) bool {
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return result[i].Created.After(result[j].Created)
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})
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return result
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}
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func (r *RepoReconciler) Reconcile(ctx context.Context, request reconcile.Request) (reconcile.Result, error) {
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helmRepo := &appv2.Repo{}
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if err := r.Client.Get(ctx, request.NamespacedName, helmRepo); err != nil {
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klog.Errorf("get helm repo failed, error: %s", err)
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return reconcile.Result{}, client.IgnoreNotFound(err)
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}
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if helmRepo.Status.State == "" {
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helmRepo.Status.State = appv2.StatusCreated
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err := r.UpdateStatus(ctx, helmRepo)
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if err != nil {
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return reconcile.Result{}, err
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}
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}
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if helmRepo.Spec.SyncPeriod == nil {
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helmRepo.Spec.SyncPeriod = ptr.To(0)
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}
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workspaceTemplate := &tenantv1beta1.WorkspaceTemplate{}
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workspaceName := helmRepo.Labels[constants.WorkspaceLabelKey]
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if workspaceName != "" {
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err := r.Get(ctx, types.NamespacedName{Name: workspaceName}, workspaceTemplate)
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if apierrors.IsNotFound(err) || (err == nil && !workspaceTemplate.DeletionTimestamp.IsZero()) {
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klog.Infof("workspace not found or deleting %s %s", workspaceName, err)
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err = r.Delete(ctx, helmRepo)
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if err != nil {
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klog.Errorf("delete helm repo failed, error: %s", err)
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return ctrl.Result{}, err
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}
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return ctrl.Result{}, nil
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}
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}
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requeueAfter := time.Duration(*helmRepo.Spec.SyncPeriod) * time.Second
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noSync, err := r.skipSync(helmRepo)
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if err != nil {
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return reconcile.Result{}, err
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}
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if noSync {
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return reconcile.Result{RequeueAfter: requeueAfter}, nil
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}
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helmRepo.Status.State = appv2.StatusSyncing
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err = r.UpdateStatus(ctx, helmRepo)
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if err != nil {
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klog.Errorf("update status failed, error: %s", err)
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return reconcile.Result{}, err
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}
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index, err := application.LoadRepoIndex(helmRepo.Spec.Url, helmRepo.Spec.Credential)
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if err != nil {
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klog.Errorf("load index failed, repo: %s, url: %s, err: %s", helmRepo.GetName(), helmRepo.Spec.Url, err)
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return reconcile.Result{}, err
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}
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appList := &appv2.ApplicationList{}
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opts := client.ListOptions{
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LabelSelector: labels.SelectorFromSet(labels.Set{appv2.RepoIDLabelKey: helmRepo.Name}),
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}
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err = r.Client.List(ctx, appList, &opts)
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if err != nil {
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klog.Errorf("list appversion failed, error: %s", err)
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return reconcile.Result{}, err
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}
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indexMap := make(map[string]struct{})
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for appName := range index.Entries {
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shortName := application.GenerateShortNameMD5Hash(appName)
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key := fmt.Sprintf("%s-%s", helmRepo.Name, shortName)
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indexMap[key] = struct{}{}
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}
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for _, i := range appList.Items {
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if _, exists := indexMap[i.Name]; !exists {
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klog.Infof("app %s has been removed from the repo", i.Name)
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err = r.Client.Delete(ctx, &i)
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if err != nil {
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klog.Errorf("delete app %s failed, error: %s", i.Name, err)
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return reconcile.Result{}, err
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}
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}
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}
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for appName, versions := range index.Entries {
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if len(versions) == 0 {
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klog.Infof("no version found for %s", appName)
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continue
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}
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versions = filterVersions(versions)
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vRequests, err := repoParseRequest(r.Client, versions, helmRepo, appName, appList)
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if err != nil {
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klog.Errorf("parse request failed, error: %s", err)
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return reconcile.Result{}, err
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}
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if len(vRequests) == 0 {
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continue
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}
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klog.Infof("found %d/%d versions for %s need to upgrade or create", len(vRequests), len(versions), appName)
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own := metav1.OwnerReference{
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APIVersion: appv2.SchemeGroupVersion.String(),
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Kind: "Repo",
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Name: helmRepo.Name,
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UID: helmRepo.UID,
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}
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if err = application.CreateOrUpdateApp(r.Client, vRequests, r.cmStore, r.ossStore, own); err != nil {
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klog.Errorf("create or update app failed, error: %s", err)
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return reconcile.Result{}, err
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}
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}
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helmRepo.Status.State = appv2.StatusSuccessful
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err = r.UpdateStatus(ctx, helmRepo)
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if err != nil {
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klog.Errorf("update status failed, error: %s", err)
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return reconcile.Result{}, err
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}
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r.recorder.Eventf(helmRepo, corev1.EventTypeNormal, "Synced", "HelmRepo %s synced successfully", helmRepo.GetName())
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return reconcile.Result{RequeueAfter: requeueAfter}, nil
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}
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func repoParseRequest(cli client.Client, versions helmrepo.ChartVersions, helmRepo *appv2.Repo, appName string, appList *appv2.ApplicationList) (createOrUpdateList []application.AppRequest, err error) {
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appVersionList := &appv2.ApplicationVersionList{}
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appID := fmt.Sprintf("%s-%s", helmRepo.Name, application.GenerateShortNameMD5Hash(appName))
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opts := client.ListOptions{
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LabelSelector: labels.SelectorFromSet(labels.Set{
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appv2.RepoIDLabelKey: helmRepo.Name,
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appv2.AppIDLabelKey: appID,
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}),
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}
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err = cli.List(context.Background(), appVersionList, &opts)
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if err != nil {
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klog.Errorf("list appversion failed, error: %s", err)
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return nil, err
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}
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appVersionDigestMap := make(map[string]string)
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versionMap := make(map[string]struct{})
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for _, ver := range versions {
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v := application.FormatVersion(ver.Version)
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shortName := application.GenerateShortNameMD5Hash(ver.Name)
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key := fmt.Sprintf("%s-%s-%s", helmRepo.Name, shortName, v)
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versionMap[key] = struct{}{}
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}
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for _, i := range appVersionList.Items {
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LegalVersion := application.FormatVersion(i.Spec.VersionName)
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key := fmt.Sprintf("%s-%s", i.GetLabels()[appv2.AppIDLabelKey], LegalVersion)
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_, exists := versionMap[key]
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if !exists {
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klog.Infof("delete appversion %s", i.GetName())
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err = cli.Delete(context.Background(), &i)
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if err != nil {
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klog.Errorf("delete appversion failed, error: %s", err)
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return nil, err
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}
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} else {
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appVersionDigestMap[key] = i.Spec.Digest
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}
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}
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var legalVersion, shortName string
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for _, ver := range versions {
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legalVersion = application.FormatVersion(ver.Version)
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shortName = application.GenerateShortNameMD5Hash(ver.Name)
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key := fmt.Sprintf("%s-%s-%s", helmRepo.Name, shortName, legalVersion)
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dig := appVersionDigestMap[key]
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if dig == ver.Digest {
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continue
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}
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if dig != "" {
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klog.Infof("digest not match, key: %s, digest: %s, ver.Digest: %s", key, dig, ver.Digest)
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}
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vRequest := generateVRequest(helmRepo, ver, shortName, appName)
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createOrUpdateList = append(createOrUpdateList, vRequest)
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}
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appNotFound := true
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for _, i := range appList.Items {
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if i.Name == appID {
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appNotFound = false
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break
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}
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}
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if len(createOrUpdateList) == 0 && len(versions) > 0 && appNotFound {
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//The repo source has been deleted, but the appversion has not been deleted due to the existence of the instance,
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//and the appversion that is scheduled to be updated is empty
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//so you need to ensure that at least one version is used to create the app
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ver := versions[0]
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v := generateVRequest(helmRepo, ver, shortName, appName)
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createOrUpdateList = append(createOrUpdateList, v)
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}
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return createOrUpdateList, nil
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}
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func generateVRequest(helmRepo *appv2.Repo, ver *helmrepo.ChartVersion, shortName string, appName string) application.AppRequest {
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vRequest := application.AppRequest{
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RepoName: helmRepo.Name,
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VersionName: ver.Version,
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AppName: fmt.Sprintf("%s-%s", helmRepo.Name, shortName),
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AliasName: appName,
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OriginalName: appName,
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AppHome: ver.Home,
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Icon: ver.Icon,
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Digest: ver.Digest,
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Description: ver.Description,
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Abstraction: ver.Description,
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Maintainers: application.GetMaintainers(ver.Maintainers),
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AppType: appv2.AppTypeHelm,
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Workspace: helmRepo.GetWorkspace(),
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Credential: helmRepo.Spec.Credential,
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FromRepo: true,
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}
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url := ver.URLs[0]
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methodList := []string{"https://", "http://", "s3://", "oci://"}
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needContact := true
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for _, method := range methodList {
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if strings.HasPrefix(url, method) {
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needContact = false
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break
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}
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}
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if needContact {
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url = strings.TrimSuffix(helmRepo.Spec.Url, "/") + "/" + url
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}
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vRequest.PullUrl = url
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return vRequest
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}
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