142 lines
3.4 KiB
Go
142 lines
3.4 KiB
Go
/*
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Copyright 2018 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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package controllers
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import (
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"encoding/json"
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"fmt"
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"time"
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"github.com/golang/glog"
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"k8s.io/api/storage/v1beta1"
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meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/watch"
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"kubesphere.io/kubesphere/pkg/client"
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)
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func (ctl *StorageClassCtl) generateObject(item v1beta1.StorageClass) *StorageClass {
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name := item.Name
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createTime := item.CreationTimestamp.Time
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isDefault := false
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if item.Annotations["storageclass.beta.kubernetes.io/is-default-class"] == "true" {
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isDefault = true
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}
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if createTime.IsZero() {
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createTime = time.Now()
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}
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annotation, _ := json.Marshal(item.Annotations)
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object := &StorageClass{Name: name, CreateTime: createTime, IsDefault: isDefault, AnnotationStr: string(annotation)}
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return object
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}
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func (ctl *StorageClassCtl) listAndWatch() {
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defer func() {
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defer close(ctl.aliveChan)
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if err := recover(); err != nil {
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glog.Error(err)
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return
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}
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}()
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db := ctl.DB
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if db.HasTable(&StorageClass{}) {
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db.DropTable(&StorageClass{})
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}
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db = db.CreateTable(&StorageClass{})
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k8sClient := client.NewK8sClient()
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list, err := k8sClient.StorageV1beta1().StorageClasses().List(meta_v1.ListOptions{})
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if err != nil {
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glog.Error(err)
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return
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}
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for _, item := range list.Items {
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obj := ctl.generateObject(item)
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db.Create(obj)
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}
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watcher, err := k8sClient.StorageV1beta1().StorageClasses().Watch(meta_v1.ListOptions{})
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if err != nil {
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glog.Error(err)
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return
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}
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for {
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select {
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case <-ctl.stopChan:
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return
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case event := <-watcher.ResultChan():
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var sc StorageClass
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if event.Object == nil {
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break
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}
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object := event.Object.(*v1beta1.StorageClass)
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if event.Type == watch.Deleted {
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db.Where("name=?", object.Name).Find(&sc)
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db.Delete(sc)
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break
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}
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obj := ctl.generateObject(*object)
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db.Save(obj)
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}
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}
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}
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func (ctl *StorageClassCtl) CountWithConditions(conditions string) int {
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var object StorageClass
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return countWithConditions(ctl.DB, conditions, &object)
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}
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func (ctl *StorageClassCtl) ListWithConditions(conditions string, paging *Paging) (int, interface{}, error) {
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var list []StorageClass
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var object StorageClass
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var total int
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order := "createTime desc"
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listWithConditions(ctl.DB, &total, &object, &list, conditions, paging, order)
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for index, storageClass := range list {
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name := storageClass.Name
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annotation := make(map[string]string)
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json.Unmarshal([]byte(storageClass.AnnotationStr), &annotation)
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list[index].Annotation = annotation
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list[index].AnnotationStr = ""
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pvcCtl := PvcCtl{CommonAttribute{K8sClient: ctl.K8sClient, DB: ctl.DB}}
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list[index].Count = pvcCtl.CountWithConditions(fmt.Sprintf("storage_class=\"%s\"", name))
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}
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return total, list, nil
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}
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func (ctl *StorageClassCtl) Count(name string) int {
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var count int
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db := ctl.DB
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db.Model(&StorageClass{}).Count(&count)
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return count
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}
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