Add native Azure Linux 4 RPM packaging - #28107
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Co-authored-by: Copilot App <[email protected]>
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Justin Chung (jshigetomi)
September 25, 2026 18:04
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🟢 Approval recommended
No unresolved review issues were identified.
Review effort: Lite
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What changed in this PR
Adds native Azure Linux 4 framework-dependent RPM packaging while preserving Azure Linux 3 support.
Changes:
- Adds
.azl4RPM generation, metadata, dependencies, and validation. - Adds channel-specific Azure Linux 4 repository mappings.
- Expands targeted packaging and filename tests.
| File | Description |
|---|---|
tools/packaging/packaging.psm1 |
Adds Azure Linux 4 packaging and RPM resolution. |
tools/packages.microsoft.com/mapping.json |
Defines Azure Linux 4 repository mappings. |
test/packaging/packaging.tests.ps1 |
Tests packaging metadata, dependencies, and mappings. |
test/packaging/linux/package-validation.tests.ps1 |
Validates Azure Linux 4 RPM filenames. |
.pipelines/templates/release-validate-packagenames.yml |
Updates release-time RPM validation. |
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Justin Chung (jshigetomi)
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CL-BuildPackaging
Dongbo Wang (daxian-dbw)
approved these changes
Sep 25, 2026
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PR Summary
.cm) and Azure Linux 4 (.azl4) on x86_64 and aarch64.Release: 1.azl4and select the exact NEVRA produced byrpmbuild.cmandazl4, includingdotnet-runtime-11.0only for framework-dependent builds..azl4in both RPM filename validators, with literal dots escaped and filenames anchored.PR Context
This is the post-release master follow-up to the v7.7.0-preview.5 merge-back in #28090. The release tag and release branch remain unchanged.
The PMC logical prefixes follow the existing mapping convention for the public feeds at
/azurelinux/4/{preview|prod}/microsoft/{arch};Run.ps1appends-yumwhen resolving the PMC repository. Channel-specific mappings prevent preview packages from reaching stable repositories and vice versa.Validation
.azl4filenames for x86_64 and aarch64,Release: 1.azl4, Azure Linux dependency selection, all four PMC mappings and channel policy, retained.cmmappings, and malformed filename rejection.mapping.json;git diff --checkpassed..azl4RPM content.PR Checklist
.h,.cpp,.cs,.ps1and.psm1files have the correct copyright header