add kubectl/kubeconfig/quota/terminal api, but quota api is tempoary, will be changed as soon

pkg/models/jobs/cronjobs/run.go

@@ -0,0 +1,136 @@
+/*
+Copyright 2018 The KubeSphere Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cronjobs
+
+import (
+	"encoding/json"
+	"time"
+
+	"github.com/golang/glog"
+
+	"kubesphere.io/kubesphere/pkg/client"
+	"kubesphere.io/kubesphere/pkg/constants"
+)
+
+var etcdClient *client.EtcdClient
+
+var stopChan = make(chan struct{})
+
+type dataType interface {
+	namespace() string
+}
+
+type Worker interface {
+	workOnce()
+	chanRes() chan dataType
+	chanStop() chan struct{}
+}
+
+func registerWorker(workers map[string]Worker, name string) {
+
+	glog.Infof("Register cronjob: %s", name)
+	k8sClient := client.NewK8sClient()
+	switch name {
+	case constants.WorkloadStatusKey:
+		worker := workloadWorker{k8sClient: k8sClient, stopChan: stopChan, resChan: make(chan dataType, 10)}
+		workers[constants.WorkloadStatusKey] = &worker
+	case constants.QuotaKey:
+		worker := resourceQuotaWorker{k8sClient: k8sClient, stopChan: stopChan, resChan: make(chan dataType, 10)}
+		workers[constants.QuotaKey] = &worker
+	}
+
+}
+
+func run(worker Worker) {
+
+	defer func() {
+		if err := recover(); err != nil {
+			glog.Error(err)
+			close(worker.chanRes())
+		}
+	}()
+
+	for {
+		select {
+		case <-worker.chanStop():
+			return
+		default:
+			break
+		}
+
+		worker.workOnce()
+		time.Sleep(time.Duration(constants.UpdateCircle) * time.Second)
+
+	}
+}
+
+func startWorks(workers map[string]Worker) {
+	for wokername, woker := range workers {
+		glog.Infof("cronjob %s start to work", wokername)
+		go run(woker)
+	}
+
+}
+
+func receiveResourceStatus(workers map[string]Worker) {
+	defer func() {
+		close(stopChan)
+	}()
+
+	for {
+		for name, worker := range workers {
+			select {
+			case res, ok := <-worker.chanRes():
+				if !ok {
+					glog.Errorf("cronjob:%s have stopped", name)
+					registerWorker(workers, name)
+					run(workers[name])
+				} else {
+					value, err := json.Marshal(res)
+					if err != nil {
+						glog.Error(err)
+						continue
+					}
+					key := constants.Root + "/" + name + "/" + res.namespace()
+					err = etcdClient.Put(key, string(value))
+					if err != nil {
+						glog.Error(err)
+					}
+				}
+			default:
+				continue
+			}
+		}
+	}
+}
+
+func Run() {
+	glog.Info("Begin to run cronjob")
+	var err error
+	etcdClient, err = client.NewEtcdClient()
+	if err != nil {
+		glog.Error(err)
+	}
+	defer etcdClient.Close()
+	workers := make(map[string]Worker)
+	workerList := []string{constants.QuotaKey, constants.WorkloadStatusKey}
+	for _, name := range workerList {
+		registerWorker(workers, name)
+	}
+	startWorks(workers)
+	receiveResourceStatus(workers)
+}