| /* |
| 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. |
| */ |
| |
| /** |
| * builtin interceptor |
| */ |
| package producer |
| |
| import ( |
| "context" |
| "time" |
| |
| "github.com/apache/rocketmq-client-go/internal" |
| "github.com/apache/rocketmq-client-go/internal/utils" |
| "github.com/apache/rocketmq-client-go/primitive" |
| ) |
| |
| // WithTrace support rocketmq trace: https://github.com/apache/rocketmq/wiki/RIP-6-Message-Trace. |
| func WithTrace(traceCfg *primitive.TraceConfig) Option { |
| return func(options *producerOptions) { |
| |
| ori := options.Interceptors |
| options.Interceptors = make([]primitive.Interceptor, 0) |
| options.Interceptors = append(options.Interceptors, newTraceInterceptor(traceCfg)) |
| options.Interceptors = append(options.Interceptors, ori...) |
| } |
| } |
| |
| func newTraceInterceptor(traceCfg *primitive.TraceConfig) primitive.Interceptor { |
| dispatcher := internal.NewTraceDispatcher(traceCfg) |
| dispatcher.Start() |
| |
| return func(ctx context.Context, req, reply interface{}, next primitive.Invoker) error { |
| beginT := time.Now() |
| err := next(ctx, req, reply) |
| |
| producerCtx := primitive.GetProducerCtx(ctx) |
| if producerCtx.Message.Topic == dispatcher.GetTraceTopicName() { |
| return next(ctx, req, reply) |
| } |
| |
| // SendOneway && SendAsync has no reply. |
| if reply == nil { |
| return err |
| } |
| |
| result := reply.(*primitive.SendResult) |
| if result.RegionID == "" || !result.TraceOn { |
| return err |
| } |
| |
| sendSuccess := result.Status == primitive.SendOK |
| costT := time.Since(beginT).Nanoseconds() / int64(time.Millisecond) |
| storeT := beginT.UnixNano()/int64(time.Millisecond) + costT/2 |
| |
| traceBean := internal.TraceBean{ |
| Topic: producerCtx.Message.Topic, |
| Tags: producerCtx.Message.GetTags(), |
| Keys: producerCtx.Message.GetKeys(), |
| StoreHost: producerCtx.BrokerAddr, |
| ClientHost: utils.LocalIP, |
| BodyLength: len(producerCtx.Message.Body), |
| MsgType: producerCtx.MsgType, |
| MsgId: result.MsgID, |
| OffsetMsgId: result.OffsetMsgID, |
| StoreTime: storeT, |
| } |
| |
| traceCtx := internal.TraceContext{ |
| RequestId: primitive.CreateUniqID(), // set id |
| TimeStamp: time.Now().UnixNano() / int64(time.Millisecond), |
| |
| TraceType: internal.Pub, |
| GroupName: producerCtx.ProducerGroup, |
| RegionId: result.RegionID, |
| TraceBeans: []internal.TraceBean{traceBean}, |
| CostTime: costT, |
| IsSuccess: sendSuccess, |
| } |
| dispatcher.Append(traceCtx) |
| return err |
| } |
| } |