{"id":28763,"date":"2024-11-06T17:23:41","date_gmt":"2024-11-06T09:23:41","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=19761"},"modified":"2024-11-06T17:23:41","modified_gmt":"2024-11-06T09:23:41","slug":"%e4%ba%86%e8%a7%a3opentelemetry%e5%ae%9e%e8%b7%b5%ef%bc%9a%e4%bc%98%e5%8c%96%e5%ba%94%e7%94%a8%e7%9a%84%e6%80%a7%e8%83%bd%e8%a1%a8%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/28763.html","title":{"rendered":"\u4e86\u89e3OpenTelemetry\u5b9e\u8df5\uff1a\u4f18\u5316\u5e94\u7528\u7684\u6027\u80fd\u8868\u73b0"},"content":{"rendered":"

\t\t\t\tOpenTelemetry<\/a>\u4f5c\u4e3a\u4e00\u79cd\u5f00\u6e90\u7684\u53ef\u89c2\u6d4b\u6027\u6846\u67b6\uff0c\u5df2\u7ecf\u6210\u4e3a\u73b0\u4ee3\u5e94\u7528\u6027\u80fd\u4f18\u5316\u7684\u91cd\u8981\u5de5\u5177\u3002\u5b83\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u7edf\u4e00\u7684API\u3001SDK\u548c\u534f\u8bae\uff0c\u8fd8\u652f\u6301\u591a\u79cd\u8bed\u8a00\u548c\u5e73\u53f0\uff0c\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u8f7b\u677e\u5730\u6536\u96c6\u3001\u5904\u7406\u548c\u5bfc\u51fa\u5e94\u7528\u6027\u80fd\u6570\u636e\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8OpenTelemetry<\/a>\u7684\u5b9e\u8df5\u5e94\u7528\uff0c\u5e2e\u52a9\u8bfb\u8005\u4e86\u89e3\u5982\u4f55\u901a\u8fc7\u8fd9\u4e00\u5de5\u5177\u4f18\u5316\u5e94\u7528\u7684\u6027\u80fd\u8868\u73b0\u3002<\/p>\n\n\n\n\n

OpenTelemetry\u7684\u57fa\u672c\u6982\u5ff5<\/h3>\n\n\n\n\n

\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u4e86\u89e3OpenTelemetry\u7684\u6838\u5fc3\u7ec4\u4ef6\uff1a<\/p>\n\n\n\n\n\n\n\n\n

<\/p>\n\n\n\n\n\n\n\n\n\n

    \n\n\n
  1. API<\/strong>: \u63d0\u4f9b\u4e86\u7528\u4e8e\u751f\u6210\u548c\u6536\u96c6\u9065\u6d4b\u6570\u636e\u7684\u63a5\u53e3\u3002<\/li>\n\n\n\n\n
  2. SDK<\/strong>: \u5b9e\u73b0\u4e86API\u7684\u5177\u4f53\u903b\u8f91\uff0c\u8d1f\u8d23\u6570\u636e\u7684\u5904\u7406\u548c\u5bfc\u51fa\u3002<\/li>\n\n\n\n\n
  3. \u5bfc\u51fa\u5668\uff08Exporter\uff09<\/strong>: \u5c06\u6536\u96c6\u5230\u7684\u6570\u636e\u53d1\u9001\u5230\u540e\u7aef\u5b58\u50a8\u6216\u5206\u6790\u7cfb\u7edf\uff0c\u5982Jaeger\u3001Prometheus<\/a>\u7b49\u3002<\/li>\n\n\n\n\n
  4. \u4eea\u8868\uff08Instrumentation\uff09<\/strong>: \u81ea\u52a8\u6216\u624b\u52a8\u63d2\u5165\u5230\u4ee3\u7801\u4e2d\u7684\u5e93\uff0c\u7528\u4e8e\u751f\u6210\u9065\u6d4b\u6570\u636e\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n

    \u5b89\u88c5\u548c\u914d\u7f6eOpenTelemetry<\/h3>\n\n\n\n\n

    1. \u9009\u62e9\u5408\u9002\u7684SDK<\/h4>\n\n\n\n\n

    OpenTelemetry\u652f\u6301\u591a\u79cd\u7f16\u7a0b\u8bed\u8a00\uff0c\u5982Java\u3001Python\u3001Go\u7b49\u3002\u4ee5Python\u4e3a\u4f8b\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88c5SDK\uff1a<\/p>\n\n\n\n\n

    pip install opentelemetry-sdk
    \n<\/code><\/pre>\n\n\n\n\n
    2. \u914d\u7f6e\u5bfc\u51fa\u5668<\/h4>\n\n\n\n\n
    \u9009\u62e9\u5408\u9002\u7684\u5bfc\u51fa\u5668\u662f\u5173\u952e\uff0c\u5e38\u89c1\u7684\u5bfc\u51fa\u5668\u5305\u62ecJaeger\u3001Prometheus<\/a>\u548cOTLP\uff08OpenTelemetry Protocol\uff09\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u914d\u7f6eJaeger\u5bfc\u51fa\u5668\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n\n
    from opentelemetry import trace
    \nfrom opentelemetry.exporter.jaeger.thrift import JaegerExporter
    \nfrom opentelemetry.sdk.resources import SERVICE_NAME, Resource
    \nfrom opentelemetry.sdk.trace import TracerProvider
    \nfrom opentelemetry.sdk.trace.export import BatchSpanProcessor
    \n
    \n# \u8bbe\u7f6e\u670d\u52a1\u540d\u79f0
    \nresource = Resource(attributes={SERVICE_NAME: "my-service"})
    \n
    \n# \u521b\u5efaTracerProvider
    \nprovider = TracerProvider(resource=resource)
    \ntrace.set_tracer_provider(provider)
    \n
    \n# \u914d\u7f6eJaeger\u5bfc\u51fa\u5668
    \njaeger_exporter = JaegerExporter(
    \n    agent_host_name="localhost",
    \n    agent_port=6831,
    \n)
    \n
    \n# \u6dfb\u52a0Span\u5904\u7406\u5668
    \nspan_processor = BatchSpanProcessor(jaeger_exporter)
    \nprovider.add_span_processor(span_processor)
    \n
    \n# \u83b7\u53d6Tracer
    \ntracer = trace.get_tracer(__name__)
    \n<\/code><\/pre>\n\n\n\n\n
    \u81ea\u52a8\u548c\u624b\u52a8\u4eea\u8868\u5316<\/h3>\n\n\n\n\n
    1. \u81ea\u52a8\u4eea\u8868\u5316<\/h4>\n\n\n\n\n
    OpenTelemetry\u63d0\u4f9b\u4e86\u81ea\u52a8\u4eea\u8868\u5316\u7684\u5e93\uff0c\u53ef\u4ee5\u81ea\u52a8\u68c0\u6d4b\u548c\u751f\u6210\u9065\u6d4b\u6570\u636e\u3002\u4ee5Python\u7684Flask\u6846\u67b6\u4e3a\u4f8b\uff1a<\/p>\n\n\n\n\n
    pip install opentelemetry-instrumentation-flask
    \n<\/code><\/pre>\n\n\n\n\n
    \u7136\u540e\u5728\u4ee3\u7801\u4e2d\u542f\u7528\u81ea\u52a8\u4eea\u8868\u5316\uff1a<\/p>\n\n\n\n\n
    from opentelemetry.instrumentation.flask import FlaskInstrumentor
    \n
    \napp = Flask(__name__)
    \nFlaskInstrumentor().instrument_app(app)
    \n<\/code><\/pre>\n\n\n\n\n
    2. \u624b\u52a8\u4eea\u8868\u5316<\/h4>\n\n\n\n\n
    \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u81ea\u52a8\u4eea\u8868\u5316\u53ef\u80fd\u65e0\u6cd5\u6ee1\u8db3\u9700\u6c42\uff0c\u8fd9\u65f6\u9700\u8981\u624b\u52a8\u6dfb\u52a0\u9065\u6d4b\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u624b\u52a8\u521b\u5efaSpan\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n\n
    from opentelemetry import trace
    \n
    \ntracer = trace.get_tracer(__name__)
    \n
    \nwith tracer.start_as_current_span("my-span"):
    \n    # \u6267\u884c\u4e1a\u52a1\u903b\u8f91
    \n    print("Inside span")
    \n<\/code><\/pre>\n\n\n\n\n
    \u6536\u96c6\u548c\u67e5\u770b\u9065\u6d4b\u6570\u636e<\/h3>\n\n\n\n\n
    1. \u6536\u96c6\u6570\u636e<\/h4>\n\n\n\n\n
    \u914d\u7f6e\u597d\u5bfc\u51fa\u5668\u540e\uff0c\u5e94\u7528\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4f1a\u81ea\u52a8\u6536\u96c6\u9065\u6d4b\u6570\u636e\uff0c\u5e76\u901a\u8fc7\u5bfc\u51fa\u5668\u53d1\u9001\u5230\u540e\u7aef\u5b58\u50a8\u6216\u5206\u6790\u7cfb\u7edf\u3002<\/p>\n\n\n\n\n
    2. \u67e5\u770b\u6570\u636e<\/h4>\n\n\n\n\n
    \u4ee5Jaeger\u4e3a\u4f8b\uff0c\u53ef\u4ee5\u901a\u8fc7Jaeger\u7684Web\u754c\u9762\u67e5\u770bTrace\u6570\u636e\u3002\u5728Jaeger\u754c\u9762\u4e0a\uff0c\u53ef\u4ee5\u67e5\u770b\u6bcf\u4e2aSpan\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5305\u62ec\u65f6\u95f4\u6233\u3001\u6301\u7eed\u65f6\u95f4\u3001\u6807\u7b7e\u7b49\u3002<\/p>\n\n\n\n\n
    \u6027\u80fd\u4f18\u5316\u5b9e\u8df5<\/h3>\n\n\n\n\n
    1. \u6162\u8bf7\u6c42\u5206\u6790<\/h4>\n\n\n\n\n
    \u901a\u8fc7OpenTelemetry\u6536\u96c6\u7684Trace\u6570\u636e\uff0c\u53ef\u4ee5\u8bc6\u522b\u51fa\u5e94\u7528\u4e2d\u7684\u6162\u8bf7\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u5206\u6790\u6162\u8bf7\u6c42\u7684\u793a\u4f8b\uff1a<\/p>\n\n\n\n\n
      \n\n\n
    1. \u67e5\u770bTrace\u5217\u8868<\/strong>\uff1a\u5728Jaeger\u754c\u9762\u4e0a\uff0c\u67e5\u770b\u6240\u6709Trace\u7684\u5217\u8868\uff0c\u91cd\u70b9\u5173\u6ce8\u6301\u7eed\u65f6\u95f4\u8f83\u957f\u7684Trace\u3002<\/li>\n\n\n\n\n
    2. \u5206\u6790Span<\/strong>\uff1a\u70b9\u51fb\u5177\u4f53\u7684Trace\uff0c\u67e5\u770b\u5176\u5305\u542b\u7684Span\uff0c\u627e\u51fa\u8017\u65f6\u6700\u957f\u7684Span\u3002<\/li>\n\n\n\n\n
    3. \u4f18\u5316\u4ee3\u7801<\/strong>\uff1a\u6839\u636eSpan\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u5b9a\u4f4d\u5230\u5177\u4f53\u7684\u4ee3\u7801\u6bb5\uff0c\u8fdb\u884c\u4f18\u5316\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n
      2. \u6570\u636e\u5e93\u6027\u80fd\u4f18\u5316<\/h4>\n\n\n\n\n
      \u6570\u636e\u5e93\u64cd\u4f5c\u5f80\u5f80\u662f\u6027\u80fd\u74f6\u9888\u7684\u5e38\u89c1\u6765\u6e90\u3002\u901a\u8fc7OpenTelemetry\uff0c\u53ef\u4ee5\u6536\u96c6\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u9065\u6d4b\u6570\u636e\uff0c\u5206\u6790\u5e76\u4f18\u5316\u6570\u636e\u5e93\u6027\u80fd\u3002<\/p>\n\n\n\n\n
        \n\n\n
      1. \u542f\u7528\u6570\u636e\u5e93\u4eea\u8868\u5316<\/strong>\uff1a\u4ee5PostgreSQL\u4e3a\u4f8b\uff0c\u53ef\u4ee5\u4f7f\u7528opentelemetry-instrumentation-psycopg2<\/code>\u5e93\u8fdb\u884c\u81ea\u52a8\u4eea\u8868\u5316\u3002<\/li>\n\n\n\n\n
      2. \u5206\u6790\u6570\u636e\u5e93Span<\/strong>\uff1a\u67e5\u770b\u6570\u636e\u5e93\u64cd\u4f5c\u7684Span\uff0c\u91cd\u70b9\u5173\u6ce8\u67e5\u8be2\u65f6\u95f4\u3001\u6267\u884c\u6b21\u6570\u7b49\u6307\u6807\u3002<\/li>\n\n\n\n\n
      3. \u4f18\u5316\u67e5\u8be2<\/strong>\uff1a\u6839\u636e\u5206\u6790\u7ed3\u679c\uff0c\u4f18\u5316\u6570\u636e\u5e93\u67e5\u8be2\uff0c\u5982\u6dfb\u52a0\u7d22\u5f15\u3001\u4f18\u5316SQL\u8bed\u53e5\u7b49\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n
        3. \u5f02\u6b65\u4efb\u52a1\u76d1\u63a7<\/h4>\n\n\n\n\n
        \u5728\u73b0\u4ee3\u5e94\u7528\u4e2d\uff0c\u5f02\u6b65\u4efb\u52a1\u7684\u4f7f\u7528\u8d8a\u6765\u8d8a\u5e7f\u6cdb\u3002\u901a\u8fc7OpenTelemetry\uff0c\u53ef\u4ee5\u76d1\u63a7\u5f02\u6b65\u4efb\u52a1\u7684\u6267\u884c\u60c5\u51b5\u3002<\/p>\n\n\n\n\n
          \n\n\n
        1. \u624b\u52a8\u521b\u5efaSpan<\/strong>\uff1a\u5728\u5f02\u6b65\u4efb\u52a1\u7684\u4ee3\u7801\u4e2d\uff0c\u624b\u52a8\u521b\u5efaSpan\uff0c\u8bb0\u5f55\u4efb\u52a1\u7684\u6267\u884c\u60c5\u51b5\u3002<\/li>\n\n\n\n\n
        2. \u67e5\u770b\u5f02\u6b65\u4efb\u52a1Span<\/strong>\uff1a\u5728Jaeger\u754c\u9762\u4e0a\uff0c\u67e5\u770b\u5f02\u6b65\u4efb\u52a1\u7684Span\uff0c\u5206\u6790\u5176\u6267\u884c\u65f6\u95f4\u548c\u72b6\u6001\u3002<\/li>\n\n\n\n\n
        3. \u4f18\u5316\u4efb\u52a1\u8c03\u5ea6<\/strong>\uff1a\u6839\u636e\u5206\u6790\u7ed3\u679c\uff0c\u4f18\u5316\u5f02\u6b65\u4efb\u52a1\u7684\u8c03\u5ea6\u7b56\u7565\uff0c\u5982\u8c03\u6574\u5e76\u53d1\u6570\u3001\u4f18\u5316\u4efb\u52a1\u5206\u914d\u7b49\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n
          \u9ad8\u7ea7\u7279\u6027<\/h3>\n\n\n\n\n
          1. \u5c5e\u6027\u548c\u4e8b\u4ef6<\/h4>\n\n\n\n\n
          \u5728Span\u4e2d\u6dfb\u52a0\u5c5e\u6027\u548c\u4e8b\u4ef6\uff0c\u53ef\u4ee5\u63d0\u4f9b\u66f4\u4e30\u5bcc\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\uff0c\u6709\u52a9\u4e8e\u66f4\u6df1\u5165\u5730\u5206\u6790\u6027\u80fd\u95ee\u9898\u3002<\/p>\n\n\n\n\n
          with tracer.start_as_current_span("my-span") as span:
          \n    span.set_attribute("my-attribute", "value")
          \n    span.add_event("my-event", {"event-attribute": "event-value"})
          \n    # \u6267\u884c\u4e1a\u52a1\u903b\u8f91
          \n<\/code><\/pre>\n\n\n\n\n
          2. \u94fe\u8def\u8ffd\u8e2a\u4e0a\u4e0b\u6587\u4f20\u9012<\/h4>\n\n\n\n\n
          \u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u94fe\u8def\u8ffd\u8e2a\u4e0a\u4e0b\u6587\u7684\u4f20\u9012\u81f3\u5173\u91cd\u8981\u3002OpenTelemetry\u652f\u6301\u591a\u79cd\u4e0a\u4e0b\u6587\u4f20\u9012\u673a\u5236\uff0c\u5982HTTP headers\u3001\u6d88\u606f\u961f\u5217\u7b49\u3002<\/p>\n\n\n\n\n
          \u4ee5HTTP\u8bf7\u6c42\u4e3a\u4f8b\uff0c\u53ef\u4ee5\u4f7f\u7528opentelemetry-instrumentation-requests<\/code>\u5e93\u81ea\u52a8\u4f20\u9012\u94fe\u8def\u8ffd\u8e2a\u4e0a\u4e0b\u6587\uff1a<\/p>\n\n\n\n\n
          pip install opentelemetry-instrumentation-requests
          \n<\/code><\/pre>\n\n\n\n\n
          \u7136\u540e\u5728\u4ee3\u7801\u4e2d\u542f\u7528\u81ea\u52a8\u4eea\u8868\u5316\uff1a<\/p>\n\n\n\n\n
          from opentelemetry.instrumentation.requests import RequestsInstrumentor
          \n
          \nRequestsInstrumentor().instrument()
          \n<\/code><\/pre>\n\n\n\n\n
          \u6700\u4f73\u5b9e\u8df5<\/h3>\n\n\n\n\n
          1. \u9010\u6b65\u5f15\u5165<\/h4>\n\n\n\n\n
          \u5728\u5f15\u5165OpenTelemetry\u65f6\uff0c\u5efa\u8bae\u9010\u6b65\u8fdb\u884c\uff0c\u5148\u5728\u90e8\u5206\u6a21\u5757\u6216\u670d\u52a1\u4e2d\u8fdb\u884c\u8bd5\u70b9\uff0c\u9010\u6b65\u6269\u5c55\u5230\u6574\u4e2a\u5e94\u7528\u3002<\/p>\n\n\n\n\n
          2. \u5173\u6ce8\u6570\u636e\u8d28\u91cf<\/h4>\n\n\n\n\n
          \u786e\u4fdd\u6536\u96c6\u7684\u9065\u6d4b\u6570\u636e\u51c6\u786e\u3001\u5b8c\u6574\uff0c\u907f\u514d\u56e0\u6570\u636e\u8d28\u91cf\u95ee\u9898\u5f71\u54cd\u6027\u80fd\u5206\u6790\u3002<\/p>\n\n\n\n\n
          3. \u5b9a\u671f\u56de\u987e<\/h4>\n\n\n\n\n
          \u5b9a\u671f\u56de\u987e\u9065\u6d4b\u6570\u636e\uff0c\u53ca\u65f6\u53d1\u73b0\u548c\u89e3\u51b3\u6027\u80fd\u95ee\u9898\uff0c\u6301\u7eed\u4f18\u5316\u5e94\u7528\u6027\u80fd\u3002<\/p>\n\n\n\n\n
          \u6848\u4f8b\u5206\u6790<\/h3>\n\n\n\n\n
          \u6848\u4f8b\u4e00\uff1a\u7535\u5546\u5e73\u53f0\u6027\u80fd\u4f18\u5316<\/h4>\n\n\n\n\n
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