mirror of
https://github.com/fastapiadmin/FastapiAdmin.git
synced 2026-09-26 06:19:04 +00:00
zhangtao
53d2a9d13e
This commit removes the deprecated frontend/web-old directory, updates various project configuration files including tsconfig, vite config, environment variables, and backend data models. It also fixes several API paths, adds tenant awareness to multiple models, and makes minor UI adjustments.
83 lines
2.3 KiB
Python
83 lines
2.3 KiB
Python
"""Prometheus Metrics 配置
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集成 prometheus-fastapi-instrumentator，自动采集 HTTP 请求指标，
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暴露 /metrics 端点供 Prometheus 抓取。
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采集指标：
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- http_requests_total: 请求总数（按 method、endpoint、status 分组）
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- http_request_duration_seconds: 请求延迟直方图
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- http_requests_in_progress: 当前处理中的请求数
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"""
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from fastapi import FastAPI
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from prometheus_fastapi_instrumentator import Instrumentator, metrics
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def setup_metrics(app: FastAPI) -> None:
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"""初始化 Prometheus 指标采集
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自动为所有 HTTP 端点采集请求指标，暴露 /metrics 端点。
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参数:
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app: FastAPI 应用实例
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返回:
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None
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"""
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instrumentator = Instrumentator(
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should_group_status_codes=True,
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should_ignore_untemplated=True,
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should_respect_env_var=False,
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should_instrument_requests_inprogress=True,
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excluded_handlers=[
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"/metrics",
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"/health",
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"/health/live",
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"/health/ready",
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"/docs",
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"/redoc",
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"/ljdoc",
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"/openapi.json",
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"/static/.*",
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"/favicon.ico",
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],
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inprogress_name="http_requests_in_progress",
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inprogress_labels=True,
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)
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# 添加自定义指标
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instrumentator.add(
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metrics.request_size(
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should_include_handler=True,
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should_include_method=True,
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should_include_status=True,
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metric_name="http_request_size_bytes",
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)
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).add(
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metrics.response_size(
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should_include_handler=True,
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should_include_method=True,
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should_include_status=True,
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metric_name="http_response_size_bytes",
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)
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).add(
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metrics.latency(
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metric_name="http_request_duration_seconds",
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metric_doc="HTTP 请求延迟（秒）",
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)
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).add(
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metrics.requests(
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metric_name="http_requests_total",
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metric_doc="HTTP 请求总数",
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)
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)
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# 启动采集并暴露 /metrics 端点
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instrumentator.instrument(app).expose(
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app,
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endpoint="/metrics",
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include_in_schema=True,
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tags=["Metrics"],
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response_class=None, # 返回原生 Prometheus 文本格式
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)
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