如何向 Traefik 添加唯一的请求 ID 标头

Question

在Traefik中，是否可以向请求添加唯一的Request ID标头？我希望能够将访问日志与后端服务的日志关联起来。

Answer 1

AFAIK 不支持它，但是 Traefik 2.3.6 中有一个功能解决方法：

# static config

...

[tracing]
  # Workaround for the non support of Correlation/Request Id Header
  # - https://github.com/traefik/traefik/issues/4640
  # - https://github.com/traefik/traefik/pull/6707#issuecomment-640429009
  [tracing.jaeger]
    samplingParam = 0
    traceContextHeaderName = "X-Correlation-Id"

...