| /* |
| * 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 dlock provide distributed lock function |
| package dlock |
| |
| import ( |
| "errors" |
| ) |
| |
| var ErrDLockNotExists = errors.New("DLock do not exist") |
| |
| type DLock interface { |
| Lock(key string, ttl int64) error |
| TryLock(key string, ttl int64) error |
| Renew(key string) error |
| IsHoldLock(key string) bool |
| Unlock(key string) error |
| } |