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  1. OpenShift Bugs
  2. OCPBUGS-36915

Node fails to join cluster as CSR contains wrong hostname in dualstack setup

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      This is a clone of issue OCPBUGS-30139. The following is the description of the original issue:
      —
      This is a clone of issue OCPBUGS-22324. The following is the description of the original issue:
      —
      Description of problem:

      A node fails to join cluster as it's CSR contains incorrect hostname

      oc describe csr csr-7hftm
Name:               csr-7hftm
Labels:             <none>
Annotations:        <none>
CreationTimestamp:  Tue, 24 Oct 2023 10:22:39 -0400
Requesting User:    system:serviceaccount:openshift-machine-config-operator:node-bootstrapper
Signer:             kubernetes.io/kube-apiserver-client-kubelet
Status:             Pending
Subject:
         Common Name:    system:node:openshift-worker-1
         Serial Number:
         Organization:   system:nodes
Events:  <none>

      oc get csr csr-7hftm -o yaml
apiVersion: certificates.k8s.io/v1
kind: CertificateSigningRequest
metadata:
  creationTimestamp: "2023-10-24T14:22:39Z"
  generateName: csr-
  name: csr-7hftm
  resourceVersion: "96957"
  uid: 84b94213-0c0c-40e4-8f90-d6612fbdab58
spec:
  groups:
  - system:serviceaccounts
  - system:serviceaccounts:openshift-machine-config-operator
  - system:authenticated
  request: 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
  signerName: kubernetes.io/kube-apiserver-client-kubelet
  uid: c3adb2e0-6d60-4f56-a08d-6b01d3d3c065
  usages:
  - digital signature
  - client auth
  username: system:serviceaccount:openshift-machine-config-operator:node-bootstrapper
status: {}

      Version-Release number of selected component (if applicable):

      4.14.0-rc.6

      How reproducible:

      So far only on one setup

      Steps to Reproduce:

      1. Deploy dualstack baremetal cluster with day1 networking with static DHCP hostnames
2.
3.

      Actual results:

      A node fails to join the cluster

      Expected results:

      All nodes join the cluster

              mkowalsk@redhat.com Mat Kowalski
              openshift-crt-jira-prow OpenShift Prow Bot
              Zhanqi Zhao Zhanqi Zhao
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                Created:
                Updated:
                Resolved: