| /* |
| * 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 cors |
| |
| import ( |
| "errors" |
| "fmt" |
| "net/http" |
| |
| "github.com/apache/servicecomb-service-center/pkg/log" |
| "github.com/rs/cors" |
| ) |
| |
| var CORS *cors.Cors |
| |
| func init() { |
| CORS = cors.New(cors.Options{ |
| AllowedHeaders: []string{"Origin", "Accept", "Content-Type", "X-Domain-Name", "X-ConsumerId"}, |
| AllowedMethods: []string{"GET", "POST", "PUT", "DELETE", "UPDATE"}, |
| }) |
| } |
| |
| func Intercept(w http.ResponseWriter, r *http.Request) (err error) { |
| CORS.HandlerFunc(w, r) |
| if r.Method == "OPTIONS" { |
| log.Debug(fmt.Sprintf("identify the current request is a CORS, url: %s", r.RequestURI)) |
| err = errors.New("Handle the preflight request") |
| } |
| return |
| } |