141 lines
3.5 KiB
Go
141 lines
3.5 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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"fmt"
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"time"
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"github.com/golang/glog"
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"k8s.io/api/storage/v1"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/client-go/informers"
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"k8s.io/client-go/tools/cache"
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)
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func (ctl *StorageClassCtl) generateObject(item v1.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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object := &StorageClass{Name: name, CreateTime: createTime, IsDefault: isDefault, Annotation: Annotation{item.Annotations}}
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return object
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}
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func (ctl *StorageClassCtl) Name() string {
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return ctl.CommonAttribute.Name
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}
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func (ctl *StorageClassCtl) sync(stopChan chan struct{}) {
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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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ctl.initListerAndInformer()
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list, err := ctl.lister.List(labels.Everything())
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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 {
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obj := ctl.generateObject(*item)
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db.Create(obj)
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}
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ctl.informer.Run(stopChan)
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}
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func (ctl *StorageClassCtl) total() int {
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list, err := ctl.lister.List(labels.Everything())
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if err != nil {
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glog.Errorf("count %s falied, reason:%s", err, ctl.Name())
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return 0
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}
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return len(list)
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}
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func (ctl *StorageClassCtl) initListerAndInformer() {
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db := ctl.DB
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informerFactory := informers.NewSharedInformerFactory(ctl.K8sClient, time.Second*resyncCircle)
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ctl.lister = informerFactory.Storage().V1().StorageClasses().Lister()
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informer := informerFactory.Storage().V1().StorageClasses().Informer()
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informer.AddEventHandler(cache.ResourceEventHandlerFuncs{
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AddFunc: func(obj interface{}) {
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object := obj.(*v1.StorageClass)
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mysqlObject := ctl.generateObject(*object)
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db.Create(mysqlObject)
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},
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UpdateFunc: func(old, new interface{}) {
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object := new.(*v1.StorageClass)
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mysqlObject := ctl.generateObject(*object)
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db.Save(mysqlObject)
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},
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DeleteFunc: func(obj interface{}) {
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var item StorageClass
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object := obj.(*v1.StorageClass)
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db.Where("name=?", object.Name).Find(&item)
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db.Delete(item)
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},
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})
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ctl.informer = informer
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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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pvcCtl := ResourceControllers.Controllers[PersistentVolumeClaim]
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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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