| /* |
| * 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 v4 |
| |
| import ( |
| "github.com/apache/servicecomb-service-center/pkg/log" |
| pb "github.com/apache/servicecomb-service-center/pkg/registry" |
| "github.com/apache/servicecomb-service-center/pkg/rest" |
| "github.com/apache/servicecomb-service-center/server/core" |
| "github.com/gorilla/websocket" |
| "net/http" |
| ) |
| |
| type WatchService struct { |
| // |
| } |
| |
| func (s *WatchService) URLPatterns() []rest.Route { |
| return []rest.Route{ |
| {Method: rest.HTTPMethodGet, Path: "/v4/:project/registry/microservices/:serviceId/watcher", Func: s.Watch}, |
| {Method: rest.HTTPMethodGet, Path: "/v4/:project/registry/microservices/:serviceId/listwatcher", Func: s.ListAndWatch}, |
| } |
| } |
| |
| func upgrade(w http.ResponseWriter, r *http.Request) (*websocket.Conn, error) { |
| var upgrader = websocket.Upgrader{ |
| CheckOrigin: func(r *http.Request) bool { |
| return true |
| }, |
| } |
| conn, err := upgrader.Upgrade(w, r, nil) |
| if err != nil { |
| log.Error("upgrade failed", err) |
| } |
| return conn, err |
| } |
| |
| func (s *WatchService) Watch(w http.ResponseWriter, r *http.Request) { |
| conn, err := upgrade(w, r) |
| if err != nil { |
| return |
| } |
| defer conn.Close() |
| |
| r.Method = "WATCH" |
| core.InstanceAPI.WebSocketWatch(r.Context(), &pb.WatchInstanceRequest{ |
| SelfServiceId: r.URL.Query().Get(":serviceId"), |
| }, conn) |
| } |
| |
| func (s *WatchService) ListAndWatch(w http.ResponseWriter, r *http.Request) { |
| conn, err := upgrade(w, r) |
| if err != nil { |
| return |
| } |
| defer conn.Close() |
| |
| r.Method = "WATCHLIST" |
| core.InstanceAPI.WebSocketListAndWatch(r.Context(), &pb.WatchInstanceRequest{ |
| SelfServiceId: r.URL.Query().Get(":serviceId"), |
| }, conn) |
| } |