BUILD-11298 Add CI metrics job-completed hook for self-hosted runners

[matemoln]

Summary

This is not a GitHub Action — the script is used by the self-hosted runners to publish metrics at the end of the job. For implementation details see https://xtranet-sonarsource.atlassian.net/wiki/x/BIDiNgE

Out of scope

• Removing the duplicate copy in github-runners-infra. Tracked at BUILD-11446

Test plan

• Tested with https://github.com/SonarSource/ci-ami-images/actions/runs/26461284278/job/77912569223?pr=369#step:2:37

[sonarqubecloud]

Agentic Analysis: Early Results

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15 issue(s) found across 1 file(s):

Rule	File	Line	Message
shelldre:S7682	ci-metrics/job-completed.sh	31	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	73	Add an explicit return statement at the end of the function.
shelldre:S7679	ci-metrics/job-completed.sh	73	Assign this positional parameter to a local variable.
shelldre:S7679	ci-metrics/job-completed.sh	73	Assign this positional parameter to a local variable.
shelldre:S7682	ci-metrics/job-completed.sh	76	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	83	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	89	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	99	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	111	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	113	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	118	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	120	Add an explicit return statement at the end of the function.
shelldre:S7682	ci-metrics/job-completed.sh	192	Add an explicit return statement at the end of the function.
shelldre:S7679	ci-metrics/job-completed.sh	193	Assign this positional parameter to a local variable.
shelldre:S7679	ci-metrics/job-completed.sh	193	Assign this positional parameter to a local variable.

_{Analyzed by SonarQube Agentic Analysis in 2.8 s}

[hashicorp-vault-sonar-prod]

BUILD-11298

[Copilot]

Pull request overview

Adds a runner-side “job completed” metrics hook script under ci-metrics/ intended to be downloaded and executed by WarpBuild runner images, and documents how consumers should enable and fetch it.

Changes:

• Added ci-metrics/job-completed.sh to collect cgroup v2 + network totals, write job-metrics.json, and append a step-summary table (fail-open).
• Documented the hook’s purpose, feature flag, and the pinned raw URL in README.md.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 4 comments.

File	Description
README.md	Documents the new ci-metrics/ hook, usage, feature flag, and consumer raw URL.
ci-metrics/job-completed.sh	Introduces the job-completed hook script that collects and emits CI metrics + optional cache aggregation.

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Code Review ✅ Approved

Introduces the job-completed.sh hook for WarpBuild CI metrics to capture cgroup and network telemetry. No issues found.

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[Copilot]

Pull request overview

Copilot reviewed 2 out of 2 changed files in this pull request and generated 5 comments.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues
0 New dependency risks

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud