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Bug 1963912

Summary: "[sig-network] DNS should provide DNS for {services, cluster, subdomain, hostname}" failures on vsphere
Product: OpenShift Container Platform Reporter: Petr Muller <pmuller>
Component: NetworkingAssignee: Joseph Callen <jcallen>
Networking sub component: DNS QA Contact: jechen <jechen>
Status: CLOSED ERRATA Docs Contact:
Severity: medium    
Priority: medium CC: aos-bugs, hongli, jsafrane, mmasters, nschuetz, sdodson, sgreene, wking
Version: 4.8   
Target Milestone: ---   
Target Release: 4.8.0   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
[sig-network] DNS should provide DNS for the cluster [Conformance] [Suite:openshift/conformance/parallel/minimal] [Suite:k8s] [sig-network] DNS should provide DNS for services [Conformance] [Suite:openshift/conformance/parallel/minimal] [Suite:k8s] [sig-network] DNS should provide DNS for pods for Subdomain [Conformance] [Suite:openshift/conformance/parallel/minimal] [Suite:k8s] [sig-network] DNS should provide DNS for pods for Hostname [LinuxOnly] [Conformance] [Suite:openshift/conformance/parallel/minimal] [Suite:k8s]
Last Closed: 2021-07-27 23:10:05 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Petr Muller 2021-05-24 11:58:16 UTC 
test:
[sig-network] DNS should provide DNS for the cluster  [Conformance] [Suite:openshift/conformance/parallel/minimal] [Suite:k8s] 

is failing frequently in CI, see search results:
https://search.ci.openshift.org/?search=DNS+should+provide+DNS+for+&maxAge=48h&context=0&type=bug%2Bjunit&name=&excludeName=&maxMatches=1&maxBytes=20971520&groupBy=job

Example jobs:
https://prow.ci.openshift.org/view/gs/origin-ci-test/logs/periodic-ci-openshift-release-master-nightly-4.8-e2e-vsphere/1396405671817121792
https://prow.ci.openshift.org/view/gs/origin-ci-test/logs/periodic-ci-openshift-release-master-nightly-4.8-e2e-vsphere/1396677469083275264

Both periodic-ci-openshift-release-master-nightly-4.8-e2e-vsphere and periodic-ci-openshift-release-master-nightly-4.8-e2e-vsphere-ovn started to fail on May 21:

https://testgrid.k8s.io/redhat-openshift-ocp-release-4.8-informing#periodic-ci-openshift-release-master-nightly-4.8-e2e-vsphere-ovn
https://testgrid.k8s.io/redhat-openshift-ocp-release-4.8-informing#periodic-ci-openshift-release-master-nightly-4.8-e2e-vsphere


May 24 05:11:41.997: INFO: Unable to read wheezy_tcp@PodARecord from pod e2e-dns-1269/dns-test-d6aa9710-1b04-49cd-9bf9-f1ffd5f1adf8: the server could not find the requested resource (get pods dns-test-d6aa9710-1b04-49cd-9bf9-f1ffd5f1adf8)
May 24 05:11:42.031: INFO: Lookups using e2e-dns-1269/dns-test-d6aa9710-1b04-49cd-9bf9-f1ffd5f1adf8 failed for: [wheezy_tcp@PodARecord]
...
STEP: Destroying namespace "e2e-dns-1269" for this suite.
fail [k8s.io/kubernetes.0-rc.0/test/e2e/network/dns_common.go:463]: Unexpected error:
    <*errors.errorString | 0xc000316a60>: {
        s: "timed out waiting for the condition",
    }
    timed out waiting for the condition
occurred

This may be related to https://bugzilla.redhat.com/show_bug.cgi?id=1932658 which was filed for 4.7
Comment 4 Joseph Callen 2021-06-01 21:09:57 UTC 
CI changes and https://github.com/jcpowermac/vmc-segment-terraform (need to push)
Comment 7 jechen 2021-06-03 18:22:20 UTC 
[sig-network] DNS should provide DNS for the cluster test has been passing during in last 7 CIs for vSphere

https://prow.ci.openshift.org/job-history/gs/origin-ci-test/pr-logs/directory/pull-ci-openshift-ovn-kubernetes-master-e2e-vsphere-ovn
Comment 10 errata-xmlrpc 2021-07-27 23:10:05 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (Moderate: OpenShift Container Platform 4.8.2 bug fix and security update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHSA-2021:2438