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gc_manager.go
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/
gc_manager.go
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/*
* Copyright 2020 The Dragonfly 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 gc
import (
"time"
logger "d7y.io/dragonfly/v2/internal/dflog"
)
type GC interface {
TryGC() (bool, error)
}
type Manager interface {
Start()
Stop()
}
type gcManager struct {
interval time.Duration
done chan bool
}
var _ Manager = (*gcManager)(nil)
var allGCTasks = map[string]GC{}
func Register(name string, gc GC) {
allGCTasks[name] = gc
}
func NewManager(interval time.Duration) Manager {
return &gcManager{
interval: interval,
done: make(chan bool),
}
}
func (g gcManager) Start() {
go func() {
tick := time.NewTicker(g.interval)
for {
select {
case <-tick.C:
for name, gc := range allGCTasks {
var log = logger.With("component", name)
log.Debugf("start gc")
_, err := gc.TryGC()
if err != nil {
log.Errorf("gc %s error: %s", name, err)
}
log.Debugf("gc done")
}
case <-g.done:
logger.Infof("gc exited")
return
}
}
}()
}
func (g gcManager) Stop() {
close(g.done)
}