| /* |
| * 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 mux |
| |
| import ( |
| "github.com/apache/servicecomb-service-center/pkg/etcdsync" |
| "reflect" |
| "unsafe" |
| ) |
| |
| type Type string |
| |
| func (m *Type) String() (s string) { |
| pMT := (*reflect.StringHeader)(unsafe.Pointer(m)) |
| pStr := (*reflect.StringHeader)(unsafe.Pointer(&s)) |
| pStr.Data = pMT.Data |
| pStr.Len = pMT.Len |
| return |
| } |
| |
| const ( |
| GlobalLock Type = "/cse-sr/lock/global" |
| DepQueueLock Type = "/cse-sr/lock/dep-queue" |
| ServiceClearLock Type = "/cse-sr/lock/service-clear" |
| ) |
| |
| func Lock(t Type) (*etcdsync.DLock, error) { |
| return etcdsync.Lock(t.String(), -1, true) |
| } |
| |
| func Try(t Type) (*etcdsync.DLock, error) { |
| return etcdsync.Lock(t.String(), -1, false) |
| } |