{"id":38216,"date":"2025-04-23T11:09:49","date_gmt":"2025-04-23T03:09:49","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=38216"},"modified":"2025-04-23T11:09:49","modified_gmt":"2025-04-23T03:09:49","slug":"opentelemetry%e7%9a%84%e5%ba%8f%e5%88%97%e5%8c%96%e5%99%a8%e5%a6%82%e4%bd%95%e6%94%af%e6%8c%81%e8%bf%9c%e7%a8%8b%e6%93%8d%e4%bd%9c%e5%92%8c%e8%ae%bf","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/38216.html","title":{"rendered":"OpenTelemetry\u7684\u5e8f\u5217\u5316\u5668\u5982\u4f55\u652f\u6301\u8fdc\u7a0b\u64cd\u4f5c\u548c\u8bbf"},"content":{"rendered":"

\n

\"OpenTelemetry\u7684\u5e8f\u5217\u5316\u5668\u5982\u4f55\u652f\u6301\u8fdc\u7a0b\u64cd\u4f5c\u548c\u8bbf\"<\/p>\n<\/p>\n

OpenTelemetry\u662f\u4e00\u4e2a\u5f00\u653e\u7684\u3001\u4e0e\u5382\u5546\u65e0\u5173\u7684\u9065\u6d4b\u6570\u636e\u91c7\u96c6\u548c\u4f20\u8f93\u6807\u51c6\uff0c\u65e8\u5728\u63d0\u4f9b\u4e00\u81f4\u7684\u65b9\u6cd5\u6765\u6536\u96c6\u548c\u4f20\u8f93\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u5404\u7c7b\u9065\u6d4b\u6570\u636e\uff0c\u5305\u62ec\u8ddf\u8e2a\uff08tracing\uff09\u3001\u6307\u6807\uff08metrics\uff09\u548c\u65e5\u5fd7\uff08logs\uff09\u3002\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4e00\u4e2a\u64cd\u4f5c\u53ef\u80fd\u6d89\u53ca\u591a\u4e2a\u670d\u52a1\u548c\u7ec4\u4ef6\uff0c\u8de8\u8d8a\u4e0d\u540c\u7684\u8fdb\u7a0b\u548c\u7f51\u7edc\u8fb9\u754c\u3002\u4e3a\u4e86\u7406\u89e3\u6574\u4e2a\u64cd\u4f5c\u6d41\u7a0b\u548c\u6027\u80fd\u74f6\u9888\uff0c\u9700\u8981\u4e00\u79cd\u673a\u5236\u6765\u8ddf\u8e2a\u8bf7\u6c42\u5728\u7cfb\u7edf\u4e2d\u7684\u4f20\u64ad\u8def\u5f84\u3002\u8fd9\u5c31\u662f\u5206\u5e03\u5f0f\u8ddf\u8e2a\uff08Distributed Tracing\uff09\u7684\u76ee\u6807\u3002<\/p>\n

\u4e8c\u3001OpenTelemetry\u7684\u5206\u5e03\u5f0f\u8ddf\u8e2a<\/h2>\n

OpenTelemetry\u7684\u5206\u5e03\u5f0f\u8ddf\u8e2a\u57fa\u4e8e\u4ee5\u4e0b\u51e0\u4e2a\u6838\u5fc3\u6982\u5ff5\uff1a<\/p>\n

  • \u8de8\u5ea6\uff08Span\uff09<\/strong>\uff1a\u4ee3\u8868\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e2a\u64cd\u4f5c\u6216\u5de5\u4f5c\u5355\u5143\u3002\u4e00\u4e2a\u8de8\u5ea6\u6709\u4e00\u4e2a\u540d\u79f0\u3001\u5f00\u59cb\u548c\u7ed3\u675f\u65f6\u95f4\u3001\u4e00\u7ec4\u952e\u503c\u5bf9\u5f62\u5f0f\u7684\u5c5e\u6027\uff0c\u4ee5\u53ca\u53ef\u9009\u7684\u4e8b\u4ef6\u548c\u72b6\u6001\u7801\u3002\u8de8\u5ea6\u53ef\u4ee5\u5d4c\u5957\uff0c\u5f62\u6210\u4e00\u4e2a\u6811\u5f62\u7ed3\u6784\uff0c\u8868\u793a\u64cd\u4f5c\u7684\u5c42\u6b21\u5173\u7cfb\u3002<\/li>\n
  • \u8ddf\u8e2a\uff08Trace\uff09<\/strong>\uff1a\u662f\u4e00\u4e2a\u6216\u591a\u4e2a\u8de8\u5ea6\u7684\u6709\u5411\u65e0\u73af\u56fe\uff08DAG\uff09\uff0c\u8868\u793a\u4e00\u4e2a\u5b8c\u6574\u7684\u64cd\u4f5c\u6d41\u7a0b\u3002\u4e00\u4e2a\u8ddf\u8e2a\u901a\u5e38\u4ece\u4e00\u4e2a\u6839\u8de8\u5ea6\u5f00\u59cb\uff0c\u968f\u7740\u64cd\u4f5c\u5728\u7cfb\u7edf\u4e2d\u7684\u4f20\u64ad\uff0c\u4e0d\u65ad\u4ea7\u751f\u65b0\u7684\u5b50\u8de8\u5ea6\u3002<\/li>\n
  • \u8de8\u5ea6\u4e0a\u4e0b\u6587\uff08Span Context\uff09<\/strong>\uff1a\u5305\u542b\u8ddf\u8e2aID\u3001\u8de8\u5ea6ID\u3001\u8ddf\u8e2a\u6807\u5fd7\u548c\u8ddf\u8e2a\u72b6\u6001\u7b49\u4fe1\u606f\uff0c\u7528\u4e8e\u5728\u8fdb\u7a0b\u95f4\u548c\u7f51\u7edc\u95f4\u4f20\u64ad\u8ddf\u8e2a\u4fe1\u606f\u3002\u8de8\u5ea6\u4e0a\u4e0b\u6587\u5728HTTP\u8bf7\u6c42\u6216\u6d88\u606f\u4e2d\u4ee5\u7279\u6b8a\u7684\u5934\u90e8\u4fe1\u606f\uff08\u5982traceparent\uff09\u4f20\u8f93\u3002<\/li>\n

    \u4e09\u3001\u5e8f\u5217\u5316\u5668\u7684\u4f5c\u7528<\/h2>\n

    \u5728\u5206\u5e03\u5f0f\u8ddf\u8e2a\u4e2d\uff0c\u5e8f\u5217\u5316\u5668\uff08Serializer\uff09\u626e\u6f14\u4e86\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u8d1f\u8d23\u5c06\u8de8\u5ea6\u548c\u8de8\u5ea6\u4e0a\u4e0b\u6587\u8f6c\u6362\u4e3a\u9002\u5408\u7f51\u7edc\u4f20\u8f93\u7684\u683c\u5f0f\uff0c\u786e\u4fdd\u8ddf\u8e2a\u4fe1\u606f\u80fd\u591f\u5728\u4e0d\u540c\u670d\u52a1\u548c\u7ec4\u4ef6\u95f4\u51c6\u786e\u4f20\u9012\u3002\u5177\u4f53\u800c\u8a00\uff0c\u5e8f\u5217\u5316\u5668\u7684\u4f5c\u7528\u5305\u62ec\uff1a<\/p>\n

  • \u7f16\u7801<\/strong>\uff1a\u5c06\u8de8\u5ea6\u548c\u8de8\u5ea6\u4e0a\u4e0b\u6587\u7684\u590d\u6742\u6570\u636e\u7ed3\u6784\u8f6c\u6362\u4e3a\u5b57\u8282\u6d41\u6216\u6587\u672c\u683c\u5f0f\uff0c\u4ee5\u4fbf\u5728\u7f51\u7edc\u4e0a\u4f20\u8f93\u3002<\/li>\n
  • \u7d27\u51d1\u6027<\/strong>\uff1a\u901a\u8fc7\u4f18\u5316\u7f16\u7801\u65b9\u6848\uff0c\u51cf\u5c11\u4f20\u8f93\u6570\u636e\u91cf\uff0c\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u3002<\/li>\n
  • \u517c\u5bb9\u6027<\/strong>\uff1a\u786e\u4fdd\u751f\u6210\u7684\u7f16\u7801\u683c\u5f0f\u80fd\u591f\u88ab\u4e0d\u540c\u8bed\u8a00\u548c\u5e73\u53f0\u7684\u670d\u52a1\u7406\u89e3\u548c\u89e3\u6790\u3002<\/li>\n

    \u56db\u3001\u652f\u6301\u8fdc\u7a0b\u64cd\u4f5c\u548c\u8bbf\u95ee\u7684\u673a\u5236<\/h2>\n

    1. \u4e0a\u4e0b\u6587\u4f20\u64ad\uff08Context Propagation\uff09<\/h2>\n

    OpenTelemetry\u4f7f\u7528\u4f20\u64ad\u5668\uff08Propagators\uff09\u6765\u5b9e\u73b0\u4e0a\u4e0b\u6587\u7684\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u3002\u4f20\u64ad\u5668\u8d1f\u8d23\u5c06\u8de8\u5ea6\u4e0a\u4e0b\u6587\u6ce8\u5165\u5230\u51fa\u7ad9\u8bf7\u6c42\u4e2d\uff0c\u5e76\u4ece\u5165\u7ad9\u8bf7\u6c42\u4e2d\u63d0\u53d6\u4e0a\u4e0b\u6587\u4fe1\u606f\u3002\u76ee\u524d\uff0cOpenTelemetry\u652f\u6301\u591a\u79cd\u4f20\u64ad\u5668\uff0c\u5305\u62ec\uff1a<\/p>\n

  • TextMapPropagator<\/strong>\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u952e\u503c\u5bf9\u7684\u5f62\u5f0f\u6ce8\u5165\u548c\u63d0\u53d6\u4e0a\u4e0b\u6587\uff0c\u901a\u5e38\u7528\u4e8eHTTP\u8bf7\u6c42\u5934\u3002<\/li>\n
  • W3C TraceContext<\/strong>\uff1a\u4e00\u79cd\u63a8\u8350\u7684\u4f20\u64ad\u5668\uff0c\u4ee5traceparent\u548ctracestate\u5934\u90e8\u4f20\u8f93\u8ddf\u8e2a\u4fe1\u606f\u3002<\/li>\n
  • B3<\/strong>\uff1a\u4e00\u79cd\u4e0eZipkin\u517c\u5bb9\u7684\u4f20\u64ad\u5668\uff0c\u4f7f\u7528x-b3-\u5f62\u5f0f\u7684HTTP\u5934\u90e8\u3002<\/li>\n

    2. \u8fdc\u7a0b\u8de8\u5ea6\u521b\u5efa<\/h2>\n

    \u5f53\u4e00\u4e2a\u670d\u52a1\u6536\u5230\u5305\u542b\u8de8\u5ea6\u4e0a\u4e0b\u6587\u7684\u8bf7\u6c42\u65f6\uff0c\u5b83\u53ef\u4ee5\u6839\u636e\u63d0\u53d6\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\u521b\u5efa\u5b50\u8de8\u5ea6\u3002\u8fd9\u5141\u8bb8\u8ddf\u8e2a\u64cd\u4f5c\u5728\u591a\u4e2a\u670d\u52a1\u95f4\u65e0\u7f1d\u4f20\u9012\uff0c\u5f62\u6210\u5b8c\u6574\u7684\u8c03\u7528\u94fe\u3002\u4f8b\u5982\uff0c\u4e00\u4e2aWeb\u670d\u52a1\u6536\u5230\u4e00\u4e2a\u5305\u542b\u8ddf\u8e2a\u4fe1\u606f\u7684HTTP\u8bf7\u6c42\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u8de8\u5ea6\uff0c\u5c06\u5176\u4f5c\u4e3a\u5f53\u524d\u64cd\u4f5c\u7684\u5b50\u8de8\u5ea6\uff0c\u5e76\u5728\u5904\u7406\u8bf7\u6c42\u7684\u8fc7\u7a0b\u4e2d\u8bb0\u5f55\u76f8\u5173\u7684\u64cd\u4f5c\u4fe1\u606f\u3002<\/p>\n

    3. \u5206\u5e03\u5f0f\u94fe\u8def\u8ffd\u8e2a<\/h2>\n

    \u901a\u8fc7\u5728\u591a\u4e2a\u670d\u52a1\u95f4\u4f20\u64ad\u8de8\u5ea6\u4e0a\u4e0b\u6587\uff0cOpenTelemetry\u80fd\u591f\u91cd\u5efa\u6574\u4e2a\u64cd\u4f5c\u7684\u8c03\u7528\u94fe\u3002\u8fd9\u4f7f\u5f97\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u6df1\u5165\u4e86\u89e3\u8bf7\u6c42\u5728\u7cfb\u7edf\u4e2d\u7684\u4f20\u64ad\u8def\u5f84\uff0c\u627e\u51fa\u6027\u80fd\u74f6\u9888\u548c\u6545\u969c\u70b9\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u5fae\u670d\u52a1\u67b6\u6784\u4e2d\uff0c\u4e00\u4e2a\u7528\u6237\u8bf7\u6c42\u53ef\u80fd\u6d89\u53ca\u591a\u4e2a\u670d\u52a1\uff0c\u901a\u8fc7\u5206\u5e03\u5f0f\u94fe\u8def\u8ffd\u8e2a\uff0c\u53ef\u4ee5\u6e05\u6670\u5730\u770b\u5230\u8bf7\u6c42\u5728\u5404\u4e2a\u670d\u52a1\u95f4\u7684\u6d41\u8f6c\u8fc7\u7a0b\uff0c\u4ee5\u53ca\u6bcf\u4e2a\u670d\u52a1\u7684\u54cd\u5e94\u65f6\u95f4\u548c\u72b6\u6001\u3002<\/p>\n

    \u4e94\u3001\u793a\u4f8b<\/h2>\n

    \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528OpenTelemetry\u8fdb\u884c\u5206\u5e03\u5f0f\u8ddf\u8e2a\u7684\u7b80\u5355\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728Python\u4e2d\u4f7f\u7528\u81ea\u52a8\u548c\u624b\u52a8\u4eea\u5668\u5316\u6765\u8ddf\u8e2a\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u670d\u52a1\u7684\u64cd\u4f5c\uff1a<\/p>\n

    1. \u5b89\u88c5\u5fc5\u8981\u7684\u5e93<\/strong>\uff1a<\/p>\n

    bash<\/p>\n

    pip install opentelemetry-api opentelemetry-sdk opentelemetry-instrumentation<\/p>\n

    2. \u81ea\u52a8\u4eea\u5668\u5316<\/strong>\uff1a<\/p>\n

    \u81ea\u52a8\u4eea\u5668\u5316\u5141\u8bb8\u5728\u4e0d\u4fee\u6539\u5927\u91cf\u4ee3\u7801\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9\u6574\u4e2a\u5e94\u7528\u8fdb\u884c\u57fa\u672c\u7684\u8ddf\u8e2a\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Flask\u6846\u67b6\u7684\u81ea\u52a8\u4eea\u5668\u5316\uff1a<\/p>\n

    python<\/p>\n

    from flask import Flask<\/p>\n

    from opentelemetry.instrumentation.flask import FlaskInstrumentor<\/p>\n

    from opentelemetry.sdk.trace import TracerProvider<\/p>\n

    from opentelemetry.sdk.trace.export import ConsoleSpanExporter<\/p>\n

    from opentelemetry.sdk.trace.export import SimpleSpanProcessor<\/p>\n

    app = Flask(__name__)<\/p>\n

    FlaskInstrumentor.instrument_app(app)<\/p>\n

    @app.route(‘\/’)<\/p>\n

    def hello:<\/p>\n

    return ‘Hello, World!’<\/p>\n

    if __name__ == ‘__main__’:<\/p>\n

    provider = TracerProvider<\/p>\n

    processor = SimpleSpanProcessor(ConsoleSpanExporter)<\/p>\n

    provider.add_span_processor(processor)<\/p>\n

    app.run(debug=True)<\/p>\n

    \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c`FlaskInstrumentor`\u81ea\u52a8\u68c0\u6d4b\u5e76\u8ddf\u8e2a\u6240\u6709\u8fdb\u5165`app`\u7684\u8bf7\u6c42\uff0c\u5c06\u8de8\u5ea6\u4fe1\u606f\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002<\/p>\n

    3. \u624b\u52a8\u4eea\u5668\u5316<\/strong>\uff1a<\/p>\n

    \u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u64cd\u4f5c\u6216\u9700\u8981\u66f4\u591a\u63a7\u5236\u7684\u573a\u666f\uff0c\u53ef\u4ee5\u4f7f\u7528\u624b\u52a8\u4eea\u5668\u5316\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528\u624b\u52a8\u4eea\u5668\u5316\u8ddf\u8e2a\u51fd\u6570\u8c03\u7528\u7684\u793a\u4f8b\uff1a<\/p>\n

    python<\/p>\n

    from opentelemetry import trace<\/p>\n

    from opentelemetry.sdk.trace import TracerProvider<\/p>\n

    from opentelemetry.sdk.trace.export import ConsoleSpanExporter<\/p>\n

    from opentelemetry.sdk.trace.export import SimpleSpanProcessor<\/p>\n

    def do_work:<\/p>\n

    tracer = trace.get_tracer(__name__)<\/p>\n

    with tracer.start_as_current_span(‘do_work’) as span:<\/p>\n

    \u6a21\u62df\u4e00\u4e9b\u5de5\u4f5c<\/p>\n

    result = 1 + 2<\/p>\n

    span.set_attribute(‘result’, result)<\/p>\n

    return result<\/p>\n

    if __name__ == ‘__main__’:<\/p>\n

    provider = TracerProvider<\/p>\n

    processor = SimpleSpanProcessor(ConsoleSpanExporter)<\/p>\n

    provider.add_span_processor(processor)<\/p>\n

    trace.set_tracer_provider(provider)<\/p>\n

    result = do_work<\/p>\n

    print(f’Result: {result}’)<\/p>\n

    \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c`do_work`\u51fd\u6570\u88ab\u624b\u52a8\u5305\u88f9\u5728\u4e00\u4e2a\u8de8\u5ea6\u4e2d\uff0c\u5141\u8bb8\u5f00\u53d1\u4eba\u5458\u8bb0\u5f55\u7279\u5b9a\u64cd\u4f5c\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n

    OpenTelemetry\u7684\u5e8f\u5217\u5316\u5668\u901a\u8fc7\u4e0a\u4e0b\u6587\u4f20\u64ad\u548c\u8fdc\u7a0b\u8de8\u5ea6\u521b\u5efa\u7b49\u673a\u5236\uff0c\u6709\u6548\u5730\u652f\u6301\u4e86\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u8fdc\u7a0b\u64cd\u4f5c\u548c\u8bbf\u95ee\u3002\u901a\u8fc7\u5728\u4e0d\u540c\u670d\u52a1\u548c\u7ec4\u4ef6\u95f4\u4f20\u9012\u8ddf\u8e2a\u4fe1\u606f\uff0c\u5f00\u53d1\u4eba\u5458\u80fd\u591f\u5168\u9762\u4e86\u89e3\u8bf7\u6c42\u7684\u5904\u7406\u6d41\u7a0b\uff0c\u5feb\u901f\u5b9a\u4f4d\u548c\u89e3\u51b3\u6027\u80fd\u95ee\u9898\u3002\u8fd9\u79cd\u80fd\u529b\u5728\u5fae\u670d\u52a1\u548c\u4e91\u539f\u751f\u67b6\u6784\u4e2d\u5c24\u4e3a\u91cd\u8981\uff0c\u5e2e\u52a9\u5f00\u53d1\u4eba\u5458\u6784\u5efa\u66f4\u53ef\u9760\u3001\u9ad8\u6548\u7684\u5206\u5e03\u5f0f\u7cfb\u7edf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528OpenTelemetry\u8fdb\u884c\u5206\u5e03\u5f0f\u8ddf\u8e2a\u7684\u7b80\u5355\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728Python\u4e2d\u4f7f\u7528\u81ea\u52a8\u548c\u624b\u52a8\u4eea\u5668\u5316\u6765\u8ddf\u8e2a\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u670d\u52a1\u7684\u64cd\u4f5c\uff1a 1. \u5b89\u88c5\u5fc5\u8981\u7684\u5e93\uff1a bash pip install opentelemetry-api opentelemetry-sdk opentelemetry-instrumentation 2. \u81ea\u52a8\u4eea\u5668\u5316\uff1a \u81ea\u52a8\u4eea\u5668\u5316\u5141\u8bb8\u5728\u4e0d\u4fee\u6539\u5927\u91cf\u4ee3\u7801\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9\u6574\u4e2a\u5e94\u7528\u8fdb\u884c\u57fa\u672c\u7684\u8ddf\u8e2a\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Flask\u6846\u67b6\u7684\u81ea\u52a8\u4eea\u5668\u5316\uff1a python from flask import Flask from opentelemetry.instrumentation.flask import FlaskInstrumentor from opentelemetry.sdk.trace import TracerProvider from 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