| /* |
| * 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 handler |
| |
| import ( |
| "github.com/apache/servicecomb-mesher/proxy/pkg/skywalking" |
| "github.com/go-chassis/go-chassis/core/handler" |
| "github.com/go-chassis/go-chassis/core/invocation" |
| "github.com/go-mesh/openlogging" |
| "github.com/tetratelabs/go2sky" |
| skycom "github.com/tetratelabs/go2sky/reporter/grpc/common" |
| "strconv" |
| ) |
| |
| const ( |
| HTTPPrefix = "http://" |
| ) |
| |
| const ( |
| HTTPClientComponentID = 2 |
| ServiceCombComponentID = 28 |
| HTTPServerComponentID = 49 |
| ) |
| |
| //SkyWalkingProviderHandler struct |
| type SkyWalkingProviderHandler struct { |
| } |
| |
| //Handle is for provider |
| func (sp *SkyWalkingProviderHandler) Handle(chain *handler.Chain, i *invocation.Invocation, cb invocation.ResponseCallBack) { |
| openlogging.GetLogger().Debugf("SkyWalkingProviderHandler begin. inv:%#v", *i) |
| span, _, err := skywalking.CreateEntrySpan(i) |
| if err != nil { |
| openlogging.GetLogger().Errorf("CreateEntrySpan error:%s", err.Error()) |
| } |
| chain.Next(i, func(r *invocation.Response) (err error) { |
| err = cb(r) |
| span.Tag(go2sky.TagHTTPMethod, i.Protocol) |
| span.Tag(go2sky.TagURL, HTTPPrefix+i.MicroServiceName+i.URLPathFormat) |
| span.Tag(go2sky.TagStatusCode, strconv.Itoa(r.Status)) |
| span.SetSpanLayer(skycom.SpanLayer_Http) |
| span.SetComponent(HTTPServerComponentID) |
| span.End() |
| return |
| }) |
| } |
| |
| //Name return provider name |
| func (sp *SkyWalkingProviderHandler) Name() string { |
| return skywalking.SkyWalkingProvider |
| } |
| |
| //NewSkyWalkingProvier return provider handler for SkyWalking |
| func NewSkyWalkingProvier() handler.Handler { |
| return &SkyWalkingProviderHandler{} |
| } |
| |
| //SkyWalkingConsumerHandler struct |
| type SkyWalkingConsumerHandler struct { |
| } |
| |
| //Handle is for consumer |
| func (sc *SkyWalkingConsumerHandler) Handle(chain *handler.Chain, i *invocation.Invocation, cb invocation.ResponseCallBack) { |
| openlogging.GetLogger().Debugf("SkyWalkingConsumerHandler begin:%#v", *i) |
| span, ctx, err := skywalking.CreateEntrySpan(i) |
| if err != nil { |
| openlogging.GetLogger().Errorf("CreateEntrySpan error:%s", err.Error()) |
| } |
| spanExit, err := skywalking.CreateExitSpan(ctx, i) |
| if err != nil { |
| openlogging.GetLogger().Errorf("CreateExitSpan error:%s", err.Error()) |
| } |
| chain.Next(i, func(r *invocation.Response) (err error) { |
| err = cb(r) |
| span.Tag(go2sky.TagHTTPMethod, i.Protocol) |
| span.Tag(go2sky.TagURL, HTTPPrefix+i.MicroServiceName+i.URLPathFormat) |
| span.Tag(go2sky.TagStatusCode, strconv.Itoa(r.Status)) |
| span.SetSpanLayer(skycom.SpanLayer_Http) |
| span.SetComponent(HTTPServerComponentID) |
| |
| spanExit.Tag(go2sky.TagHTTPMethod, i.Protocol) |
| spanExit.Tag(go2sky.TagURL, HTTPPrefix+i.MicroServiceName+i.URLPathFormat) |
| spanExit.Tag(go2sky.TagStatusCode, strconv.Itoa(r.Status)) |
| spanExit.SetSpanLayer(skycom.SpanLayer_Http) |
| spanExit.SetComponent(HTTPClientComponentID) |
| |
| spanExit.End() |
| span.End() |
| openlogging.GetLogger().Debugf("SkyWalkingConsumerHandler end.") |
| return |
| }) |
| } |
| |
| //Name return consumer name |
| func (sc *SkyWalkingConsumerHandler) Name() string { |
| return skywalking.SkyWalkingConsumer |
| } |
| |
| //NewSkyWalkingConsumer return consumer handler for SkyWalking |
| func NewSkyWalkingConsumer() handler.Handler { |
| return &SkyWalkingConsumerHandler{} |
| } |
| |
| func init() { |
| handler.RegisterHandler(skywalking.SkyWalkingProvider, NewSkyWalkingProvier) |
| handler.RegisterHandler(skywalking.SkyWalkingConsumer, NewSkyWalkingConsumer) |
| } |