Datadog Synthetic Traces not working

[dsenske]

Welcome!

• Yes, I've searched similar issues on GitHub and didn't find any.
• Yes, I've searched similar issues on the Traefik community forum and didn't find any.

What did you do?

We are using Datadog and their Synthetic Tests, but the connected Traces are empty.

There is a bug in your used Datadog Tracing Package, they have fixed it in the latest version.

Please take a look here: DataDog/dd-trace-go#1270

and update the package: https://github.com/traefik/traefik/blob/master/go.mod#L85

What did you see instead?

Empty Traces because of mismatching the Datadog Trace IDs

What version of Traefik are you using?

2.9.4

What is your environment & configuration?

     TRAEFIK_TRACING: "true"
      TRAEFIK_TRACING_DATADOG: "True"
      TRAEFIK_TRACING_DATADOG_PRIORITYSAMPLING: "True"
      TRAEFIK_TRACING_DATADOG_PARENTIDHEADERNAME: "x-datadog-parent-id"
      TRAEFIK_TRACING_DATADOG_SAMPLINGPRIORITYHEADERNAME: "x-datadog-sampling-priority"
      TRAEFIK_TRACING_DATADOG_TRACEIDHEADERNAME: "x-datadog-trace-id"

If applicable, please paste the log output in DEBUG level

No response

[traefiker]

Closed by #9526.