| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 tombstone |
| |
| import ( |
| "fmt" |
| |
| "github.com/apache/servicecomb-service-center/pkg/log" |
| "github.com/apache/servicecomb-service-center/server/config" |
| "github.com/apache/servicecomb-service-center/syncer/service/tombstone" |
| "github.com/go-chassis/cari/dlock" |
| "github.com/robfig/cron/v3" |
| ) |
| |
| const ( |
| defaultDeleteExpireTombstoneCron = "0 0 * * *" // once every day at 00:00 |
| deleteExpireTombstoneLockTTL = 60 |
| deleteExpireTombstoneLockKey = "delete-expireTombstone-job" |
| ) |
| |
| func init() { |
| cronStr := config.GetString("sync.tombstone.retire.cron", "") |
| if len(cronStr) <= 0 { |
| cronStr = defaultDeleteExpireTombstoneCron |
| } |
| |
| log.Info(fmt.Sprintf("start syncer tombstone job, plan is %v", cronStr)) |
| c := cron.New() |
| _, err := c.AddFunc(cronStr, func() { |
| deleteExpireTombStone() |
| }) |
| if err != nil { |
| log.Error("cron add func failed", err) |
| return |
| } |
| c.Start() |
| } |
| |
| func deleteExpireTombStone() { |
| err := dlock.TryLock(deleteExpireTombstoneLockKey, deleteExpireTombstoneLockTTL) |
| if err != nil { |
| log.Error(fmt.Sprintf("try lock %s failed", deleteExpireTombstoneLockKey), err) |
| return |
| } |
| defer func() { |
| if err := dlock.Unlock(deleteExpireTombstoneLockKey); err != nil { |
| log.Error("unlock failed", err) |
| } |
| }() |
| |
| log.Info("start delete expire tombstone job") |
| err = tombstone.DeleteExpireTombStone() |
| if err != nil { |
| log.Error("delete expire tombstone failed", err) |
| } |
| } |