openshift-logging: Add configuration for Loki 3.7.7

[xperimental]

Refs LOG-10086

/cc @JoaoBraveCoding
/assign @xperimental

Summary by CodeRabbit

Adds CI-Operator configuration for the openshift/loki repository on branch upstream-v3.7.7.

The configuration builds and tests Loki with OpenShift 4.22 images, supports arm64, and promotes the image to the logging namespace as v3.7.7.

Updates image mirroring so loki:v3.7.7 receives the latest tag.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Repository YAML (base), Central YAML (inherited)

Review profile: CHILL

Plan: Team

Run ID: 61abd4a4-21b7-46f0-8521-30c7f6b50be6

📥 Commits

Reviewing files that changed from the base of the PR and between 1973691 and 5cb57f8.

⛔ Files ignored due to path filters (2)

• ci-operator/jobs/openshift/loki/openshift-loki-upstream-v3.7.7-postsubmits.yaml is excluded by !ci-operator/jobs/**
• ci-operator/jobs/openshift/loki/openshift-loki-upstream-v3.7.7-presubmits.yaml is excluded by !ci-operator/jobs/**

📒 Files selected for processing (2)

• ci-operator/config/openshift/loki/openshift-loki-upstream-v3.7.7.yaml
• core-services/image-mirroring/openshift-logging/mapping_logging_loki_quay

🚧 Files skipped from review as they are similar to previous changes (1)

• ci-operator/config/openshift/loki/openshift-loki-upstream-v3.7.7.yaml

Included review availability: Your plan provides up to 2 included reviews per hour; 0 remain after this review.

---

Walkthrough

Adds CI-Operator configuration for Loki upstream-v3.7.7. The configuration builds and tests the Loki image, supports arm64, promotes it as logging:v3.7.7, and moves the latest alias to Loki 3.7.7.

Changes

Loki 3.7.7 release configuration

Layer / File(s)	Summary
Build, test, and promotion configuration ci-operator/config/openshift/loki/openshift-loki-upstream-v3.7.7.yaml	Defines the OCP 4.22 base image, RHEL 9 Go build root, Dockerfile.ocp build, arm64 support, resource requests, unit tests, repository metadata, and promotion as logging:v3.7.7.
Latest image alias update core-services/image-mirroring/openshift-logging/mapping_logging_loki_quay	Moves the latest alias from Loki v3.7.3 to v3.7.7.

Estimated code review effort: 1 (Trivial) | ~5 minutes

Merge Risk: ⚪ Minimal · up to 5cb57

The Loki latest alias is updated to point to the v3.7.7 mapping, with no identified merge-blocking risk.

🚥 Pre-merge checks | ✅ 15

✅ Passed checks (15 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and concisely describes the main change: adding the OpenShift configuration for Loki 3.7.7.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Stable And Deterministic Test Names	✅ Passed	PASS: The pull request changes only CI YAML, generated Prow job YAML, and image mappings. The exact diff adds no Ginkgo source or It, Describe, Context, or When test titles. The CI labels (`te…
Test Structure And Quality	✅ Passed	PASS: The pull request changes only CI YAML/job configuration and an image-mirroring mapping. The added make test step is a command reference, not Ginkgo test code. The changed files contain no It…
Microshift Test Compatibility	✅ Passed	PASS: The pull request adds CI configuration, generated Prow jobs, and image-mirroring entries. It adds no Go files or Ginkgo declarations such as It(), Describe(), Context(), or When(). The MicroShif…
Single Node Openshift (Sno) Test Compatibility	✅ Passed	PASS: The pull request adds CI configuration, generated Prow job YAML, and an image-mapping entry. The actual diff contains no Go or Ginkgo e2e tests, and the configured make test step is a unit-tes…
Topology-Aware Scheduling Compatibility	✅ Passed	PASS. The pull request adds a CI-Operator build/test configuration, generated Prow jobs, and an image-mirroring entry. The changed files contain no deployment manifests, operator/controller logic, aff…
Ote Binary Stdout Contract	✅ Passed	PASS. The pull request changes only CI YAML and an image-mirroring mapping. It adds no executable source code and no process-level stdout or logging writes. The GOFLAGS="" make test entry only invok…
Ipv6 And Disconnected Network Test Compatibility	✅ Passed	PASS: The pull request adds CI configuration, generated Prow jobs, and image mappings only. It adds no Ginkgo e2e tests or test code with IPv4 assumptions. The unit-test command is `GOFLAGS="" make te…
No-Weak-Crypto	✅ Passed	PASS. The pull request adds Loki CI configuration, generated Prow jobs, and an image-mirroring tag. The added image config only references Dockerfile.ocp, build images, resources, tests, and promotion…
Container-Privileges	✅ Passed	PASS. The pull request adds one CI-Operator configuration, two generated Prow job manifests, and image-mapping changes. The added configuration and generated manifests contain no privileged: true, `…
No-Sensitive-Data-In-Logs	✅ Passed	The pull request adds CI configuration, generated Prow jobs, and image mappings. The changed files contain no logging calls, log-output configuration, passwords, tokens, API keys, PII, customer data, …

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

---

_{Comment @coderabbitai help to get the list of available commands.}

[openshift-merge-bot]

[REHEARSALNOTIFIER]
@xperimental: the pj-rehearse plugin accommodates running rehearsal tests for the changes in this PR. Expand 'Interacting with pj-rehearse' for usage details. The following rehearsable tests have been affected by this change:

Test name	Repo	Type	Reason
pull-ci-openshift-loki-upstream-v3.7.7-images	openshift/loki	presubmit	Presubmit changed
pull-ci-openshift-loki-upstream-v3.7.7-test	openshift/loki	presubmit	Presubmit changed

Prior to this PR being merged, you will need to either run and acknowledge or opt to skip these rehearsals.

Interacting with pj-rehearse

Comment: /pj-rehearse to run up to 5 rehearsals
Comment: /pj-rehearse skip to opt-out of rehearsals
Comment: /pj-rehearse {test-name}, with each test separated by a space, to run one or more specific rehearsals
Comment: /pj-rehearse more to run up to 10 rehearsals
Comment: /pj-rehearse max to run up to 25 rehearsals
Comment: /pj-rehearse auto-ack to run up to 5 rehearsals, and add the rehearsals-ack label on success
Comment: /pj-rehearse list to get an up-to-date list of affected jobs
Comment: /pj-rehearse abort to abort all active rehearsals
Comment: /pj-rehearse network-access-allowed to allow rehearsals of tests that have the restrict_network_access field set to false. This must be executed by an openshift org member who is not the PR author

Once you are satisfied with the results of the rehearsals, comment: /pj-rehearse ack to unblock merge. When the rehearsals-ack label is present on your PR, merge will no longer be blocked by rehearsals.
If you would like the rehearsals-ack label removed, comment: /pj-rehearse reject to re-block merging.

[coderabbitai]

Note

GitHub couldn't provide a complete incremental comparison for this pull request, so CodeRabbit is performing a full review instead. This review may take a little longer.

[xperimental]

/pj-rehearse auto-ack

[openshift-merge-bot]

@xperimental: now processing your pj-rehearse request. Please allow up to 10 minutes for jobs to trigger or cancel.

[openshift-merge-bot]

[REHEARSALNOTIFIER]
@xperimental: the pj-rehearse plugin accommodates running rehearsal tests for the changes in this PR. Expand 'Interacting with pj-rehearse' for usage details. The following rehearsable tests have been affected by this change:

Test name	Repo	Type	Reason
pull-ci-openshift-loki-upstream-v3.7.7-images	openshift/loki	presubmit	Presubmit changed
pull-ci-openshift-loki-upstream-v3.7.7-test	openshift/loki	presubmit	Presubmit changed

Interacting with pj-rehearse

Comment: /pj-rehearse to run up to 5 rehearsals
Comment: /pj-rehearse skip to opt-out of rehearsals
Comment: /pj-rehearse {test-name}, with each test separated by a space, to run one or more specific rehearsals
Comment: /pj-rehearse more to run up to 10 rehearsals
Comment: /pj-rehearse max to run up to 25 rehearsals
Comment: /pj-rehearse auto-ack to run up to 5 rehearsals, and add the rehearsals-ack label on success
Comment: /pj-rehearse list to get an up-to-date list of affected jobs
Comment: /pj-rehearse abort to abort all active rehearsals
Comment: /pj-rehearse network-access-allowed to allow rehearsals of tests that have the restrict_network_access field set to false. This must be executed by an openshift org member who is not the PR author

Once you are satisfied with the results of the rehearsals, comment: /pj-rehearse ack to unblock merge. When the rehearsals-ack label is present on your PR, merge will no longer be blocked by rehearsals.
If you would like the rehearsals-ack label removed, comment: /pj-rehearse reject to re-block merging.

[openshift-ci]

@xperimental: all tests passed!

Full PR test history. Your PR dashboard.

Details

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository. I understand the commands that are listed here.

[JoaoBraveCoding]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: JoaoBraveCoding, xperimental

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Details

Needs approval from an approver in each of these files:

• ci-operator/config/openshift/loki/OWNERS [JoaoBraveCoding,xperimental]
• ci-operator/jobs/openshift/loki/OWNERS [JoaoBraveCoding,xperimental]
• core-services/image-mirroring/openshift-logging/OWNERS [xperimental]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[openshift-ci]

@xperimental: Updated the following 2 configmaps:

• image-mirror-mappings configmap in namespace ci at cluster app.ci using the following files:
  • key mapping_logging_loki_quay using file core-services/image-mirroring/openshift-logging/mapping_logging_loki_quay
• image-mirror-mappings configmap in namespace ci at cluster core-ci using the following files:
  • key mapping_logging_loki_quay using file core-services/image-mirroring/openshift-logging/mapping_logging_loki_quay

Details

In response to this:

Refs LOG-10086

/cc @JoaoBraveCoding
/assign @xperimental

Summary by CodeRabbit

Adds CI-Operator configuration for the openshift/loki repository on branch upstream-v3.7.7.

The configuration builds and tests Loki with OpenShift 4.22 images, supports arm64, and promotes the image to the logging namespace as v3.7.7.

Updates image mirroring so loki:v3.7.7 receives the latest tag.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.