Cherry-pick #20580 to 7.x: libbeat/kibana: add ClientConfig.Headers #20698
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Cherry-pick of PR #20580 to 7.x branch. Original message:
What does this PR do?
Add configurable headers to include in every request sent to Kibana.
Why is it important?
This is needed in some security applications, for authenticating the Beat. Specifically, this is needed to fix elastic/apm-server#4065
Checklist
- [ ] I have added an entry inCHANGELOG.next.asciidoc
orCHANGELOG-developer.next.asciidoc
.How to test this PR locally
nc -l 1234
setup.kibana.host: localhost:1234
, and a custom header insetup.kibana.headers
filebeat setup
Observe the custom header is logged by netcat:
Related issues
elastic/apm-server#4065
Use cases
Introduces a means of specifying custom HTTP headers to add to all requests sent to Kibana. As above, needed in some security use cases.