Files
cloudpods/pkg/scheduler/cache/group_manager.go
2019-03-29 14:47:48 +08:00

59 lines
1.3 KiB
Go

// Copyright 2019 Yunion
//
// 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 cache
import (
"fmt"
"yunion.io/x/log"
)
type GroupManager struct {
Group map[string]Cache
stopCh <-chan struct{}
}
func NewGroupManager(kind string, items []CachedItem, ch <-chan struct{}) *GroupManager {
man := new(GroupManager)
man.Group = make(map[string]Cache)
man.stopCh = ch
for _, item := range items {
man.Group[item.Name()] = NewCache(kind, item)
}
return man
}
func (m *GroupManager) Run() {
go func() {
m.run()
select {}
}()
}
func (m *GroupManager) run() {
for name, c := range m.Group {
log.V(3).Infof("Start cache: %v", name)
c.Start(m.stopCh)
}
}
func (m *GroupManager) Get(name string) (Cache, error) {
entity, ok := m.Group[name]
if !ok {
return nil, fmt.Errorf("DB cache item: %s not found", name)
}
return entity, nil
}