演示架构
OpenTelemetry 演示内容由使用不同编程语言编写的微服务组成, 这些服务通过 gRPC 和 HTTP 相互通信;此外还包括一个使用 Locust 模拟用户流量的负载生成器。
graph TD subgraph 服务图 accounting(会计服务):::dotnet ad(广告服务):::java cache[(缓存<br/>(Valkey))] cart(购物车服务):::dotnet checkout(结账服务):::golang currency(货币服务):::cpp email(电子邮件服务):::ruby flagd(Flagd 服务):::golang flagd-ui(Flagd UI 界面):::typescript fraud-detection(欺诈检测服务):::kotlin frontend(前端服务):::typescript frontend-proxy(前端代理<br/>(Envoy)):::cpp image-provider(图像提供服务<br/>(nginx)):::cpp load-generator([负载生成器]):::python payment(支付服务):::javascript product-catalog(产品目录服务):::golang quote(报价服务):::php recommendation(推荐服务):::python shipping(配送服务):::rust queue[(队列<br/>(Kafka))]:::java react-native-app(React Native 应用):::typescript ad ---->|gRPC| flagd checkout -->|gRPC| currency checkout -->|gRPC| cart checkout -->|TCP| queue cart --> cache cart -->|gRPC| flagd checkout -->|gRPC| payment checkout --->|HTTP| email checkout -->|gRPC| product-catalog checkout -->|HTTP| shipping fraud-detection -->|gRPC| flagd frontend -->|gRPC| ad frontend -->|gRPC| currency frontend -->|gRPC| cart frontend -->|gRPC| checkout frontend -->|HTTP| shipping frontend ---->|gRPC| recommendation frontend -->|gRPC| product-catalog frontend-proxy -->|gRPC| flagd frontend-proxy -->|HTTP| frontend frontend-proxy -->|HTTP| flagd-ui frontend-proxy -->|HTTP| image-provider payment -->|gRPC| flagd queue -->|TCP| accounting queue -->|TCP| fraud-detection recommendation -->|gRPC| flagd recommendation -->|gRPC| product-catalog shipping -->|HTTP| quote Internet -->|HTTP| frontend-proxy load-generator -->|HTTP| frontend-proxy react-native-app -->|HTTP| frontend-proxy end classDef dotnet fill:#178600,color:white; classDef cpp fill:#f34b7d,color:white; classDef golang fill:#00add8,color:black; classDef java fill:#b07219,color:white; classDef javascript fill:#f1e05a,color:black; classDef kotlin fill:#560ba1,color:white; classDef php fill:#4f5d95,color:white; classDef python fill:#3572A5,color:white; classDef ruby fill:#701516,color:white; classDef rust fill:#dea584,color:black; classDef typescript fill:#e98516,color:black;
graph TD subgraph 服务图例 dotnetsvc(.NET):::dotnet cppsvc(C++):::cpp golangsvc(Go):::golang javasvc(Java):::java javascriptsvc(JavaScript):::javascript kotlinsvc(Kotlin):::kotlin phpsvc(PHP):::php pythonsvc(Python):::python rubysvc(Ruby):::ruby rustsvc(Rust):::rust typescriptsvc(TypeScript):::typescript end classDef dotnet fill:#178600,color:white; classDef cpp fill:#f34b7d,color:white; classDef golang fill:#00add8,color:black; classDef java fill:#b07219,color:white; classDef javascript fill:#f1e05a,color:black; classDef kotlin fill:#560ba1,color:white; classDef php fill:#4f5d95,color:white; classDef python fill:#3572A5,color:white; classDef ruby fill:#701516,color:white; classDef rust fill:#dea584,color:black; classDef typescript fill:#e98516,color:black;
Collector 的配置文件位于 otelcol-config.yml, 也可以在此配置不同的导出器(Exporter)。
graph TB subgraph tdf[遥测数据流] subgraph subgraph_padding [ ] style subgraph_padding fill:none,stroke:none; %% 为了避免标题重叠进行填充 subgraph od[OpenTelemetry 演示] ms(微服务) end ms -.->|"OTLP<br/>gRPC"| oc-grpc ms -.->|"OTLP<br/>HTTP POST"| oc-http subgraph oc[OTel Collector(收集器)] style oc fill:#97aef3,color:black; oc-grpc[/"OTLP 接收器<br/>监听地址<br/>grpc://localhost:4317"/] oc-http[/"OTLP 接收器<br/>监听地址<br/>localhost:4318<br/>"/] oc-proc(处理器) oc-prom[/"OTLP HTTP 导出器"/] oc-otlp[/"OTLP 导出器"/] oc-grpc --> oc-proc oc-http --> oc-proc oc-proc --> oc-prom oc-proc --> oc-otlp end oc-prom -->|"localhost:9090/api/v1/otlp"| pr-sc oc-otlp -->|gRPC| ja-col subgraph pr[Prometheus(指标系统)] style pr fill:#e75128,color:black; pr-sc[/"Prometheus OTLP<br/>写入接收器"/] pr-tsdb[(Prometheus 时序数据库)] pr-http[/"Prometheus HTTP<br/>监听地址<br/>localhost:9090"/] pr-sc --> pr-tsdb pr-tsdb --> pr-http end pr-b{{"浏览器<br/>Prometheus UI"}} pr-http ---->|"localhost:9090/graph"| pr-b subgraph ja[Jaeger(追踪系统)] style ja fill:#60d0e4,color:black; ja-col[/"Jaeger Collector<br/>监听地址<br/>grpc://jaeger:4317"/] ja-db[(Jaeger 数据库)] ja-http[/"Jaeger HTTP<br/>监听地址<br/>localhost:16686"/] ja-col --> ja-db ja-db --> ja-http end subgraph gr[Grafana(可视化)] style gr fill:#f8b91e,color:black; gr-srv["Grafana 服务器"] gr-http[/"Grafana HTTP<br/>监听地址<br/>localhost:3000"/] gr-srv --> gr-http end pr-http --> |"localhost:9090/api"| gr-srv ja-http --> |"localhost:16686/api"| gr-srv ja-b{{"浏览器<br/>Jaeger UI"}} ja-http ---->|"localhost:16686/search"| ja-b gr-b{{"浏览器<br/>Grafana UI"}} gr-http -->|"localhost:3000/dashboard"| gr-b end end
你可以在 /pb/
目录中找到协议缓冲定义 。
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