Files
kubesphere/pkg/models/controllers/roles.go
2018-09-17 10:24:01 +08:00

165 lines
3.5 KiB
Go

/*
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 controllers
import (
"strings"
"time"
"github.com/golang/glog"
"k8s.io/api/rbac/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/client-go/informers"
"k8s.io/client-go/tools/cache"
)
func (ctl *RoleCtl) generateObject(item v1.Role) *Role {
var displayName string
if item.Annotations != nil && len(item.Annotations[DisplayName]) > 0 {
displayName = item.Annotations[DisplayName]
}
name := item.Name
if strings.HasPrefix(name, systemPrefix) {
return nil
}
namespace := item.Namespace
createTime := item.CreationTimestamp.Time
if createTime.IsZero() {
createTime = time.Now()
}
object := &Role{
Namespace: namespace,
Name: name,
DisplayName: displayName,
CreateTime: createTime,
Annotation: MapString{item.Annotations},
}
return object
}
func (ctl *RoleCtl) Name() string {
return ctl.CommonAttribute.Name
}
func (ctl *RoleCtl) sync(stopChan chan struct{}) {
db := ctl.DB
if db.HasTable(&Role{}) {
db.DropTable(&Role{})
}
db = db.CreateTable(&Role{})
ctl.initListerAndInformer()
list, err := ctl.lister.List(labels.Everything())
if err != nil {
glog.Error(err)
return
}
for _, item := range list {
obj := ctl.generateObject(*item)
if obj != nil {
db.Create(obj)
}
}
ctl.informer.Run(stopChan)
}
func (ctl *RoleCtl) total() int {
list, err := ctl.lister.List(labels.Everything())
if err != nil {
glog.Errorf("count %s falied, reason:%s", err, ctl.Name())
return 0
}
count := 0
for _, item := range list {
if !strings.HasPrefix(item.Name, systemPrefix) {
count++
}
}
return count
}
func (ctl *RoleCtl) initListerAndInformer() {
db := ctl.DB
informerFactory := informers.NewSharedInformerFactory(ctl.K8sClient, time.Second*resyncCircle)
ctl.lister = informerFactory.Rbac().V1().Roles().Lister()
informer := informerFactory.Rbac().V1().Roles().Informer()
informer.AddEventHandler(cache.ResourceEventHandlerFuncs{
AddFunc: func(obj interface{}) {
object := obj.(*v1.Role)
mysqlObject := ctl.generateObject(*object)
if mysqlObject != nil {
db.Create(mysqlObject)
}
},
UpdateFunc: func(old, new interface{}) {
object := new.(*v1.Role)
mysqlObject := ctl.generateObject(*object)
if mysqlObject != nil {
db.Save(mysqlObject)
}
},
DeleteFunc: func(obj interface{}) {
var item Role
object := obj.(*v1.Role)
db.Where("name=? And namespace=?", object.Name, object.Namespace).Find(&item)
db.Delete(item)
},
})
ctl.informer = informer
}
func (ctl *RoleCtl) CountWithConditions(conditions string) int {
var object Role
return countWithConditions(ctl.DB, conditions, &object)
}
func (ctl *RoleCtl) ListWithConditions(conditions string, paging *Paging, order string) (int, interface{}, error) {
var list []Role
var object Role
var total int
if len(order) == 0 {
order = "createTime desc"
}
listWithConditions(ctl.DB, &total, &object, &list, conditions, paging, order)
return total, list, nil
}
func (ctl *RoleCtl) Lister() interface{} {
return ctl.lister
}