SHOW METRICS INFO via query

[Josipmrden]

Description

New Enterprise query SHOW METRICS INFO has been added. It exposes all the metrics available through the HTTP metrics port (default 9091).

Please delete either the [master < EPIC] or [master < Task] part, depending on what are your needs.

[master < Task] PR

• Provide the full content or a guide for the final git message
  • Added SHOW METRICS INFO query that exposes the system metrics via query

CI Testing Labels

Please select the appropriate CI test labels (CI -build=build-name -test=test-suite)

Documentation checklist

• Add the documentation label tag
• Add the bug / feature label tag
• Add the milestone for which this feature is intended
• Write a release note, including added/changed clauses
  • Added a new Enterprise query, SHOW METRICS INFO, that exposes the system metrics via query (same ones that are exposed through the HTTP monitoring endpoint at default port 9091)
• Link the documentation PR here
  • Add SHOW METRICS INFO query documentation#809
• Tag someone from docs team in the comments @kgolubic

[sonarcloud]

Quality Gate passed

Issues
1 New issue
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
3.9% Duplication on New Code

See analysis details on SonarCloud

[antepusic]

Everything looks good here, just add the label for running e2e tests so that we can confirm