| /* |
| * 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 metric |
| |
| import ( |
| "github.com/apache/servicecomb-service-center/pkg/chain" |
| "github.com/apache/servicecomb-service-center/pkg/log" |
| "github.com/apache/servicecomb-service-center/pkg/rest" |
| "github.com/apache/servicecomb-service-center/server/metric/prometheus" |
| svr "github.com/apache/servicecomb-service-center/server/rest" |
| "net/http" |
| "time" |
| ) |
| |
| type MetricsHandler struct { |
| } |
| |
| func (h *MetricsHandler) Handle(i *chain.Invocation) { |
| i.Next(chain.WithAsyncFunc(func(ret chain.Result) { |
| start, ok := i.Context().Value(svr.CtxStartTimestamp).(time.Time) |
| if !ok { |
| return |
| } |
| w, r := i.Context().Value(rest.CtxResponse).(http.ResponseWriter), |
| i.Context().Value(rest.CtxRequest).(*http.Request) |
| prometheus.ReportRequestCompleted(w, r, start) |
| log.NilOrWarnf(start, "%s %s", r.Method, r.RequestURI) |
| })) |
| } |
| |
| func RegisterHandlers() { |
| chain.RegisterHandler(rest.ServerChainName, &MetricsHandler{}) |
| } |