Library for writing a Kubernetes-style API server.
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Kubernetes Publisher 0e7eb02c02 Merge pull request #68065 from wojtek-t/fix_unnecessary_too_old_rv_errors
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Fix unnecessary too-old-errors from watch cache

When initializing watch cache via LIST, we set its resource version to the RV of the list request.
However, before this PR, the first incoming watch event (updating the watch cache) was moving the "smallest oldest known version" to RV of that watch event. So watch requests passing rv equal to the RV returned from the initial list were failing with "too old resource version".
That is not needed, because we know that in the meantime there weren't any other watch events.

This PR is addressing that issue.

/assign @liggitt

Kubernetes-commit: 3966b8bbcc072cb48508d151c284241a26c45ede
2018-09-01 04:04:33 +00:00
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Godeps Merge pull request #68065 from wojtek-t/fix_unnecessary_too_old_rv_errors 2018-09-01 04:04:33 +00:00
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README.md

apiserver

Generic library for building a Kubernetes aggregated API server.

Purpose

This library contains code to create Kubernetes aggregation server complete with delegated authentication and authorization, kubectl compatible discovery information, optional admission chain, and versioned types. It's first consumers are k8s.io/kubernetes, k8s.io/kube-aggregator, and github.com/kubernetes-incubator/service-catalog.

Compatibility

There are NO compatibility guarantees for this repository, yet. It is in direct support of Kubernetes, so branches will track Kubernetes and be compatible with that repo. As we more cleanly separate the layers, we will review the compatibility guarantee. We have a goal to make this easier to use in the future.

Where does it come from?

apiserver is synced from https://github.com/kubernetes/kubernetes/blob/master/staging/src/k8s.io/apiserver. Code changes are made in that location, merged into k8s.io/kubernetes and later synced here.

Things you should NOT do

  1. Directly modify any files under pkg in this repo. Those are driven from k8s.io/kubernetes/staging/src/k8s.io/apiserver.
  2. Expect compatibility. This repo is changing quickly in direct support of Kubernetes and the API isn't yet stable enough for API guarantees.