/
handler.go
61 lines (50 loc) · 1.76 KB
/
handler.go
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/*
* 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 rest
import (
"net/http"
"time"
roa "github.com/apache/servicecomb-service-center/pkg/rest"
"github.com/apache/servicecomb-service-center/pkg/util"
"github.com/apache/servicecomb-service-center/server/interceptor"
)
const CtxStartTimestamp = "x-start-timestamp"
func init() {
// api
RegisterServerHandler("/", NewServerHandler(roa.GetRouter()))
}
// NewServerHandler news a ServerHandler
func NewServerHandler(h http.Handler) *ServerHandler {
return &ServerHandler{
Handler: h,
}
}
// ServerHandler is a http handler for service-center api
type ServerHandler struct {
Handler http.Handler
}
// ServeHTTP implements http.Handler
func (s *ServerHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
util.SetRequestContext(r, CtxStartTimestamp, time.Now())
err := interceptor.InvokeInterceptors(w, r)
if err != nil {
return
}
s.Handler.ServeHTTP(w, r)
// CAUTION: There will be cause a concurrent problem,
// if here get/set the HTTP request headers.
}