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Add init container to etcd pods to test DNS #1985

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merged 1 commit into from
Jan 5, 2023

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csrwng
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@csrwng csrwng commented Dec 23, 2022

What this PR does / why we need it:
Waits until a reverse dns lookup of the pod's IP address returns the pod's expected hostname. This ensures that a statefulset does not rollout until names can be resolved.

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@csrwng csrwng requested a review from sjenning December 23, 2022 01:13
@openshift-ci openshift-ci bot requested a review from enxebre December 23, 2022 01:13
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openshift-ci bot commented Dec 23, 2022

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: csrwng

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@openshift-ci openshift-ci bot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Dec 23, 2022
echo "Waiting to resolve $HOSTNAME via DNS"
sleep 5
done
echo "${HOSTNAME} is resolved"
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is there anything preventing this from just happening immediately?

Waits until a dns lookup of the pod's service hostname can be resolved.
This ensures that a statefulset pods do not start until names can be
resolved.
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sjenning commented Jan 5, 2023

/lgtm

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sjenning commented Jan 5, 2023

to get CI working again

@openshift-ci openshift-ci bot added the lgtm Indicates that a PR is ready to be merged. label Jan 5, 2023
@openshift-merge-robot openshift-merge-robot merged commit 3b32ba5 into openshift:main Jan 5, 2023
@sjenning sjenning mentioned this pull request Jan 5, 2023
@csrwng csrwng deleted the fix_etcd branch July 14, 2023 19:34
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4 participants