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[release-1.18] Remove canonicalization of endpoints by endpoints controller for better comparison #94934

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merged 2 commits into from
Sep 29, 2020
Merged

[release-1.18] Remove canonicalization of endpoints by endpoints controller for better comparison #94934

merged 2 commits into from
Sep 29, 2020

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damemi
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@damemi damemi commented Sep 21, 2020 •
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1.18 backport of #94112

Fixed a bug where improper storage and comparison of endpoints led to excessive API traffic from the endpoints controller

damemi and others added 2 commits September 21, 2020 10:12
@damemi
Remove HeadlessService label in endpoints controller before comparing
975cac0
@damemi
do not mutate endpoints in the apiserver
343ac2f 
the endpoints API handler was using the Canonicalize() method to
reorder the endpoints, however, due to differences with the
endpoint controller RepackSubsets(), the controller was considering
the endpoints different despite they were not, generating unnecessary
updates evert resync period.
@k8s-ci-robot k8s-ci-robot added the do-not-merge/cherry-pick-not-approved Indicates that a PR is not yet approved to merge into a release branch. label Sep 21, 2020
@k8s-ci-robot k8s-ci-robot added this to the v1.18 milestone Sep 21, 2020
@k8s-ci-robot k8s-ci-robot added size/L Denotes a PR that changes 100-499 lines, ignoring generated files. do-not-merge/release-note-label-needed Indicates that a PR should not merge because it's missing one of the release note labels. cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. needs-kind Indicates a PR lacks a `kind/foo` label and requires one. needs-sig Indicates an issue or PR lacks a `sig/foo` label and requires one. needs-priority Indicates a PR lacks a `priority/foo` label and requires one. area/test labels Sep 21, 2020
@k8s-ci-robot k8s-ci-robot added sig/apps Categorizes an issue or PR as relevant to SIG Apps. sig/network Categorizes an issue or PR as relevant to SIG Network. sig/testing Categorizes an issue or PR as relevant to SIG Testing. release-note-none Denotes a PR that doesn't merit a release note. and removed needs-sig Indicates an issue or PR lacks a `sig/foo` label and requires one. do-not-merge/release-note-label-needed Indicates that a PR should not merge because it's missing one of the release note labels. labels Sep 21, 2020
This was referenced Sep 21, 2020
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@wojtek-t wojtek-t self-assigned this Sep 22, 2020
@k8s-ci-robot k8s-ci-robot added release-note Denotes a PR that will be considered when it comes time to generate release notes. and removed release-note-none Denotes a PR that doesn't merit a release note. labels Sep 22, 2020
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/lgtm
/approve

@kubernetes/release-managers - for cherrypick approval

@k8s-ci-robot k8s-ci-robot added the lgtm "Looks good to me", indicates that a PR is ready to be merged. label Sep 23, 2020
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: damemi, wojtek-t

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@k8s-ci-robot k8s-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Sep 23, 2020
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cpanato commented Sep 29, 2020

from parent PR.
/kind bug
/priority important-soon

@k8s-ci-robot k8s-ci-robot added the kind/bug Categorizes issue or PR as related to a bug. label Sep 29, 2020
@k8s-ci-robot k8s-ci-robot added priority/important-soon Must be staffed and worked on either currently, or very soon, ideally in time for the next release. and removed needs-kind Indicates a PR lacks a `kind/foo` label and requires one. needs-priority Indicates a PR lacks a `priority/foo` label and requires one. labels Sep 29, 2020
@cpanato cpanato added the cherry-pick-approved Indicates a cherry-pick PR into a release branch has been approved by the release branch manager. label Sep 29, 2020
@k8s-ci-robot k8s-ci-robot removed the do-not-merge/cherry-pick-not-approved Indicates that a PR is not yet approved to merge into a release branch. label Sep 29, 2020
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cpanato approved these changes Sep 29, 2020
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/lgtm

@k8s-ci-robot k8s-ci-robot merged commit 37554ca into kubernetes:release-1.18 Sep 29, 2020
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@cpanato cpanato cpanato approved these changes

@hongchaodeng hongchaodeng Awaiting requested review from hongchaodeng

@MrHohn MrHohn Awaiting requested review from MrHohn

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