mirror of
https://github.com/kubevela/kubevela.git
synced 2026-05-16 14:27:00 +00:00
6354912bba
* Feat: sync application from CR to data store Signed-off-by: Jianbo Sun <jianbo.sjb@alibaba-inc.com> * Feature: address comments Signed-off-by: Jianbo Sun <jianbo.sjb@alibaba-inc.com> * Feat: add migrate database feature to avoid max 63 charactor in kubeapi storage Signed-off-by: Jianbo Sun <jianbo.sjb@alibaba-inc.com> * update the sync data Signed-off-by: Jianbo Sun <jianbo.sjb@alibaba-inc.com>
104 lines
3.2 KiB
Go
104 lines
3.2 KiB
Go
/*
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Copyright 2022 The KubeVela 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 sync
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import (
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"context"
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"encoding/json"
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"sync"
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"github.com/fatih/color"
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"github.com/sirupsen/logrus"
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v1 "k8s.io/api/core/v1"
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"k8s.io/client-go/dynamic"
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"k8s.io/client-go/dynamic/dynamicinformer"
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"k8s.io/client-go/rest"
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"k8s.io/client-go/tools/cache"
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"k8s.io/klog/v2"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"github.com/oam-dev/kubevela/apis/core.oam.dev/v1beta1"
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"github.com/oam-dev/kubevela/pkg/apiserver/clients"
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"github.com/oam-dev/kubevela/pkg/apiserver/datastore"
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)
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// Start prepares watchers and run their controllers, then waits for process termination signals
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func Start(ctx context.Context, ds datastore.DataStore, cfg *rest.Config) {
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k8sClient, err := clients.GetKubeClient()
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if err != nil {
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logrus.Fatal(err)
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}
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dynamicClient, err := dynamic.NewForConfig(cfg)
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if err != nil {
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logrus.Fatal(err)
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}
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f := dynamicinformer.NewFilteredDynamicSharedInformerFactory(dynamicClient, 0, v1.NamespaceAll, nil)
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startAppSyncing(ctx, f, ds, k8sClient)
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}
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func startAppSyncing(ctx context.Context, factory dynamicinformer.DynamicSharedInformerFactory, ds datastore.DataStore, cli client.Client) {
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var err error
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informer := factory.ForResource(v1beta1.SchemeGroupVersion.WithResource("applications")).Informer()
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getApp := func(obj interface{}) *v1beta1.Application {
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app := &v1beta1.Application{}
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bs, _ := json.Marshal(obj)
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_ = json.Unmarshal(bs, app)
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return app
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}
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cu := &CR2UX{
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ds: ds,
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cli: cli,
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cache: sync.Map{},
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}
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if err = cu.InitCache(ctx); err != nil {
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klog.Fatal("sync app init err", err)
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}
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handlers := cache.ResourceEventHandlerFuncs{
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AddFunc: func(obj interface{}) {
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app := getApp(obj)
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klog.Infof("watched add app event, namespace: %s, name: %s", app.Namespace, app.Name)
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err = cu.AddOrUpdate(ctx, app)
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if err != nil {
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logrus.Errorf("Application %-30s Create Sync to db err %v", color.WhiteString(app.Namespace+"/"+app.Name), err)
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}
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},
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UpdateFunc: func(oldObj, obj interface{}) {
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app := getApp(obj)
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klog.Infof("watched update app event, namespace: %s, name: %s", app.Namespace, app.Name)
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err = cu.AddOrUpdate(ctx, app)
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if err != nil {
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klog.Errorf("Application %-30s Update Sync to db err %v", color.WhiteString(app.Namespace+"/"+app.Name), err)
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}
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},
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DeleteFunc: func(obj interface{}) {
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app := getApp(obj)
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klog.Infof("watched delete app event, namespace: %s, name: %s", app.Namespace, app.Name)
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err = cu.DeleteApp(ctx, app)
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if err != nil {
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klog.Errorf("Application %-30s Deleted Sync to db err %v", color.WhiteString(app.Namespace+"/"+app.Name), err)
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}
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},
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}
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informer.AddEventHandler(handlers)
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klog.Info("app syncing started")
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informer.Run(ctx.Done())
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}
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