Bug 1975352 - [DOC] Update documentation about the rotation of kubelet-ca.crt
Summary: [DOC] Update documentation about the rotation of kubelet-ca.crt
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: OpenShift Container Platform
Classification: Red Hat
Component: Documentation
Version: 4.7
Hardware: Unspecified
OS: Unspecified
medium
low
Target Milestone: ---
: 4.7.z
Assignee: Shubha Narayanan
QA Contact: Rio Liu
Latha S
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-06-23 13:34 UTC by oarribas
Modified: 2021-08-30 13:45 UTC (History)
5 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2021-07-14 05:09:11 UTC
Target Upstream Version:
Embargoed:


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Links
System ID Private Priority Status Summary Last Updated
Github openshift openshift-docs pull 34406 0 None closed BZ1975352: Update documentation about the rotation of kubelet-ca.crt 2021-07-20 07:45:25 UTC
Red Hat Bugzilla 1939278 1 high CLOSED Backport Avoid node disruption when kube-apiserver-to-kubelet-signer is rotated 2022-10-13 04:17:30 UTC
Red Hat Knowledge Base (Solution) 5484051 0 None None None 2021-06-23 13:35:51 UTC

Description oarribas 2021-06-23 13:34:05 UTC
Document URL: 

https://docs.openshift.com/container-platform/4.7/release_notes/ocp-4-7-release-notes.html#ocp-4-7-mco-auto-reboot-triggers-removed

https://docs.openshift.com/container-platform/4.7/architecture/control-plane.html#understanding-machine-config-operator_control-plane


Section Number and Name: 

OCP 4.7 -> Release Notes
OC 4.7 -> Architecture -> Control Plane -> Understanding the Machine Config Operator


Describe the issue: 

Starting with OCP 4.7.4 [1], the automatic rotation of kubelet-ca.crt does not require node draining or reboot


Suggestions for improvement: 

Add that information to the documentation, similar to the 4.8 documentation.



Additional information: 

PR of the backport of the feature to 4.7 [2].
OCP 4.8 release notes for that change [3], and changes in the "Understanding the Machine Config Operator" document [4] [5] also missing in OCP 4.7 documentation.




[1] https://bugzilla.redhat.com/show_bug.cgi?id=1939278
[2] https://github.com/openshift/machine-config-operator/pull/2464
[3] https://docs.openshift.com/container-platform/4.8/release_notes/ocp-4-8-release-notes.html#ocp-4-8-mco-no-reboot-cert
[4] https://github.com/openshift/openshift-docs/pull/31236
[5] https://docs.openshift.com/container-platform/4.8/architecture/control-plane.html#understanding-machine-config-operator_control-plane


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