[KEP-2395] Update 2395-removing-in-tree-cloud-providers to stable status

kubernetes · Feb 18, 2025 · 0a462d0 · 0a462d0
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diff --git a/keps/prod-readiness/sig-cloud-provider/2395.yaml b/keps/prod-readiness/sig-cloud-provider/2395.yaml
@@ -3,3 +3,5 @@ alpha:
   approver: "@wojtek-t"
 beta:
   approver: "@wojtek-t"
+stable:
+  approver: "@wojtek-t"
diff --git a/keps/sig-cloud-provider/2395-removing-in-tree-cloud-providers/README.md b/keps/sig-cloud-provider/2395-removing-in-tree-cloud-providers/README.md
@@ -1,52 +1,78 @@
 # KEP-2395: Removing In-Tree Cloud Provider Code
 
 <!-- toc -->
-- [Release Signoff Checklist](#release-signoff-checklist)
-- [Terms](#terms)
-- [Summary](#summary)
-- [Motivation](#motivation)
-  - [Goals](#goals)
-  - [Non-Goals](#non-goals)
-- [Proposal](#proposal)
-  - [Risks and Mitigations](#risks-and-mitigations)
-- [Design Details](#design-details)
-  - [Phase 1 - Moving Cloud Provider Code to Staging](#phase-1---moving-cloud-provider-code-to-staging)
-  - [Phase 2 - Building CCM from Provider Repos](#phase-2---building-ccm-from-provider-repos)
-  - [Phase 3 - Migrating Provider Code to Provider Repos](#phase-3---migrating-provider-code-to-provider-repos)
-  - [Phase 4 - Disabling In-Tree Providers](#phase-4---disabling-in-tree-providers)
-  - [Staging Directory](#staging-directory)
-    - [Cloud Provider Instances](#cloud-provider-instances)
-  - [Test Plan](#test-plan)
-      - [Prerequisite testing update](#prerequisite-testing-update)
-      - [Unit tests](#unit-tests)
-      - [Integration tests](#integration-tests)
-      - [e2e tests](#e2e-tests)
-  - [Graduation Criteria](#graduation-criteria)
-    - [Alpha](#alpha)
-    - [Beta](#beta)
-    - [GA](#ga)
-    - [Deprecation](#deprecation)
-  - [Upgrade / Downgrade Strategy](#upgrade--downgrade-strategy)
-    - [Cloud Provider Specific Guidance](#cloud-provider-specific-guidance)
-    - [General Guidance](#general-guidance)
-  - [Version Skew Strategy](#version-skew-strategy)
-- [Production Readiness Review Questionnaire](#production-readiness-review-questionnaire)
-  - [Feature Enablement and Rollback](#feature-enablement-and-rollback)
-  - [Rollout, Upgrade and Rollback Planning](#rollout-upgrade-and-rollback-planning)
-  - [Monitoring Requirements](#monitoring-requirements)
-  - [Dependencies](#dependencies)
-  - [Scalability](#scalability)
-  - [Troubleshooting](#troubleshooting)
-- [Implementation History](#implementation-history)
-- [Drawbacks](#drawbacks)
-- [Alternatives](#alternatives)
-  - [Staging Alternatives](#staging-alternatives)
-    - [Git Filter-Branch](#git-filter-branch)
-  - [Build Location Alternatives](#build-location-alternatives)
-    - [Build K8s/K8s from within K8s/Cloud-provider](#build-k8sk8s-from-within-k8scloud-provider)
-    - [Build K8s/Cloud-provider within K8s/K8s](#build-k8scloud-provider-within-k8sk8s)
-  - [Config Alternatives](#config-alternatives)
-    - [Use component config to determine where controllers run](#use-component-config-to-determine-where-controllers-run)
+- [KEP-2395: Removing In-Tree Cloud Provider Code](#kep-2395-removing-in-tree-cloud-provider-code)
+  - [Release Signoff Checklist](#release-signoff-checklist)
+  - [Terms](#terms)
+  - [Summary](#summary)
+  - [Motivation](#motivation)
+    - [Goals](#goals)
+    - [Non-Goals](#non-goals)
+  - [Proposal](#proposal)
+    - [Risks and Mitigations](#risks-and-mitigations)
+  - [Design Details](#design-details)
+    - [Phase 1 - Moving Cloud Provider Code to Staging](#phase-1---moving-cloud-provider-code-to-staging)
+    - [Phase 2 - Building CCM from Provider Repos](#phase-2---building-ccm-from-provider-repos)
+    - [Phase 3 - Migrating Provider Code to Provider Repos](#phase-3---migrating-provider-code-to-provider-repos)
+    - [Phase 4 - Disabling In-Tree Providers](#phase-4---disabling-in-tree-providers)
+    - [Staging Directory](#staging-directory)
+      - [Cloud Provider Instances](#cloud-provider-instances)
+    - [Test Plan](#test-plan)
+        - [Prerequisite testing update](#prerequisite-testing-update)
+        - [Unit tests](#unit-tests)
+        - [Integration tests](#integration-tests)
+        - [e2e tests](#e2e-tests)
+    - [Graduation Criteria](#graduation-criteria)
+      - [Alpha](#alpha)
+      - [Beta](#beta)
+      - [GA](#ga)
+      - [Deprecation](#deprecation)
+    - [Upgrade / Downgrade Strategy](#upgrade--downgrade-strategy)
+      - [Cloud Provider Specific Guidance](#cloud-provider-specific-guidance)
+      - [General Guidance](#general-guidance)
+    - [Version Skew Strategy](#version-skew-strategy)
+  - [Production Readiness Review Questionnaire](#production-readiness-review-questionnaire)
+    - [Feature Enablement and Rollback](#feature-enablement-and-rollback)
+          - [How can this feature be enabled / disabled in a live cluster?](#how-can-this-feature-be-enabled--disabled-in-a-live-cluster)
+          - [Does enabling the feature change any default behavior?](#does-enabling-the-feature-change-any-default-behavior)
+          - [Can the feature be disabled once it has been enabled (i.e. can we roll back the enablement)?](#can-the-feature-be-disabled-once-it-has-been-enabled-ie-can-we-roll-back-the-enablement)
+          - [What happens if we reenable the feature if it was previously rolled back?](#what-happens-if-we-reenable-the-feature-if-it-was-previously-rolled-back)
+          - [Are there any tests for feature enablement/disablement?](#are-there-any-tests-for-feature-enablementdisablement)
+    - [Rollout, Upgrade and Rollback Planning](#rollout-upgrade-and-rollback-planning)
+          - [How can a rollout or rollback fail? Can it impact already running workloads?](#how-can-a-rollout-or-rollback-fail-can-it-impact-already-running-workloads)
+          - [What specific metrics should inform a rollback?](#what-specific-metrics-should-inform-a-rollback)
+          - [Were upgrade and rollback tested? Was the upgrade-\>downgrade-\>upgrade path tested?](#were-upgrade-and-rollback-tested-was-the-upgrade-downgrade-upgrade-path-tested)
+          - [Is the rollout accompanied by any deprecations and/or removals of features, APIs, fields of API types, flags, etc.?](#is-the-rollout-accompanied-by-any-deprecations-andor-removals-of-features-apis-fields-of-api-types-flags-etc)
+    - [Monitoring Requirements](#monitoring-requirements)
+          - [How can an operator determine if the feature is in use by workloads?](#how-can-an-operator-determine-if-the-feature-is-in-use-by-workloads)
+          - [How can someone using this feature know that it is working for their instance?](#how-can-someone-using-this-feature-know-that-it-is-working-for-their-instance)
+          - [What are the reasonable SLOs (Service Level Objectives) for the enhancement?](#what-are-the-reasonable-slos-service-level-objectives-for-the-enhancement)
+          - [What are the SLIs (Service Level Indicators) an operator can use to determine the health of the service?](#what-are-the-slis-service-level-indicators-an-operator-can-use-to-determine-the-health-of-the-service)
+          - [Are there any missing metrics that would be useful to have to improve observability of this feature?](#are-there-any-missing-metrics-that-would-be-useful-to-have-to-improve-observability-of-this-feature)
+    - [Dependencies](#dependencies)
+          - [Does this feature depend on any specific services running in the cluster?](#does-this-feature-depend-on-any-specific-services-running-in-the-cluster)
+    - [Scalability](#scalability)
+          - [Will enabling / using this feature result in any new API calls?](#will-enabling--using-this-feature-result-in-any-new-api-calls)
+          - [Will enabling / using this feature result in introducing new API types?](#will-enabling--using-this-feature-result-in-introducing-new-api-types)
+          - [Will enabling / using this feature result in any new calls to the cloud provider?](#will-enabling--using-this-feature-result-in-any-new-calls-to-the-cloud-provider)
+          - [Will enabling / using this feature result in increasing size or count of the existing API objects?](#will-enabling--using-this-feature-result-in-increasing-size-or-count-of-the-existing-api-objects)
+          - [Will enabling / using this feature result in increasing time taken by any operations covered by existing SLIs/SLOs?](#will-enabling--using-this-feature-result-in-increasing-time-taken-by-any-operations-covered-by-existing-slisslos)
+          - [Will enabling / using this feature result in non-negligible increase of resource usage (CPU, RAM, disk, IO, ...) in any components?](#will-enabling--using-this-feature-result-in-non-negligible-increase-of-resource-usage-cpu-ram-disk-io--in-any-components)
+          - [Can enabling / using this feature result in resource exhaustion of some node resources (PIDs, sockets, inodes, etc.)?](#can-enabling--using-this-feature-result-in-resource-exhaustion-of-some-node-resources-pids-sockets-inodes-etc)
+    - [Troubleshooting](#troubleshooting)
+          - [How does this feature react if the API server and/or etcd is unavailable?](#how-does-this-feature-react-if-the-api-server-andor-etcd-is-unavailable)
+          - [What are other known failure modes?](#what-are-other-known-failure-modes)
+          - [What steps should be taken if SLOs are not being met to determine the problem?](#what-steps-should-be-taken-if-slos-are-not-being-met-to-determine-the-problem)
+  - [Implementation History](#implementation-history)
+  - [Drawbacks](#drawbacks)
+  - [Alternatives](#alternatives)
+    - [Staging Alternatives](#staging-alternatives)
+      - [Git Filter-Branch](#git-filter-branch)
+    - [Build Location Alternatives](#build-location-alternatives)
+      - [Build K8s/K8s from within K8s/Cloud-provider](#build-k8sk8s-from-within-k8scloud-provider)
+      - [Build K8s/Cloud-provider within K8s/K8s](#build-k8scloud-provider-within-k8sk8s)
+    - [Config Alternatives](#config-alternatives)
+      - [Use component config to determine where controllers run](#use-component-config-to-determine-where-controllers-run)
 <!-- /toc -->
 
 ## Release Signoff Checklist
@@ -627,6 +653,7 @@ the previous in-tree implementations.
 - 2021-08-04 - First Kubernetes release (v1.22) with `DisableCloudProviders` and `DisableKubeletCloudCredentialProviders` feature gates.
 - 2023-09-02 - Enable external CCMs by default for k/k CI.
 - 2023-05-07 - All the in-tree cloud providers have been removed.
+- 2024-05-06 - Removed the last remaining in-tree gcp cloud provider and credential provider. The feature gates are promoted to GA and locked.
 
 ## Drawbacks
 

diff --git a/keps/sig-cloud-provider/2395-removing-in-tree-cloud-providers/kep.yaml b/keps/sig-cloud-provider/2395-removing-in-tree-cloud-providers/kep.yaml
@@ -23,15 +23,15 @@ approvers:
   - "@liggit"
 editor: TBD
 creation-date: 2018-12-18
-last-updated: 2023-05-07
-status: implementable
+last-updated: 2025-02-18
+status: implemented
 
 # The most recent milestone for which work toward delivery of this KEP has been
 # done. This can be the current (upcoming) milestone, if it is being actively
 # worked on.
 latest-milestone: "v1.31"
 
-stage: beta
+stage: stable
 
 # The milestone at which this feature was, or is targeted to be, at each stage.
 milestone: