✨ Contribute experimental cluster-api-state-metrics

[tobiasgiese]

Signed-off-by: Tobias Giese tobias.giese@mercedes-benz.com
Co-authored-by: Christian Schlotter schlotterc@vmware.com

What this PR does / why we need it:

This PR contributes the Cluster-API State Metrics exporter to the Cluster-API core repository.
As this is an experimental feature -- as discussed in the design proposal cluster-api-state-metrics -- we will store the code in exp/.

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Part of #6458

_{Tobias Giese tobias.giese@mercedes-benz.com, Mercedes-Benz Tech Innovation GmbH, legal info/Impressum}

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[chrischdi]

Some small nits.

Many thanks for the contribution :-)

For everyone joining the party here: This PR contains the contribution from the mercedes-benz folks. #6458 outlines the follow-up steps like e.g. the implementation of metrics missing currently but proposed in the proposal, tilt integration, etc.

[chrischdi]

Fixes for the replace

[chrischdi]

one more nit but ok for me that we do that on a follow-up PR :-)

[chrischdi]

I think we are nearly ready to squash + remove WIP :-)

[chrischdi]

/retitle ✨ contribute experimental cluster-api-state-metrics

[chrischdi]

/retitle ✨ Contribute experimental cluster-api-state-metrics

[sbueringer]

/hold
let's try: #6458 (comment)

[k8s-ci-robot]

@tobiasgiese: PR needs rebase.

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[chrischdi]

Thanks again for the intent to contribute this 👍 . Because kubernetes/kube-state-metrics#1777 got merged, we will move forward using the Custom Resource Configuration.

The code here was still helpful because it provided some first example metrics and to push the topic 🎉

/close

[k8s-ci-robot]

@chrischdi: Closed this PR.

In response to this:

Thanks again for the intent to contribute this 👍 . Because kubernetes/kube-state-metrics#1777 got merged, we will move forward using the Custom Resource Configuration.

The code here was still helpful because it provided some first example metrics 🎉

/close

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