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validate-this-gha-refs.yml
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name: Validate GitHub Actions Refs
on:
push:
branches:
- dev
pull_request:
pull_request_review:
types: [submitted]
merge_group:
jobs:
validate-gha-refs:
runs-on: ubuntu-22.04
steps:
- name: Checkout Repository (Pull & Approve/Merge PR)
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved') || github.event_name == 'merge_group'
uses: actions/checkout@v3
with:
fetch-depth: 0
- name: Checkout Repository (Push)
if: github.event_name == 'push'
uses: Lombiq/GitHub-Actions/.github/actions/checkout@dev
- name: Check Merge Queue Adds
id: check-merge-queue-adds
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved')
uses: Lombiq/GitHub-Actions/.github/actions/check-merge-queue-adds@dev
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
- name: Determine Diff-Filter for Git File Changes
id: git-diff-filter
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved') || github.event_name == 'merge_group'
shell: pwsh
run: |
$eventName = "${{ github.event_name }}"
$mergeQueueApproved = "${{ steps.check-merge-queue-adds.outputs.added-to-merge-queue }}"
$filter = ($eventName -eq 'pull_request_review' -or $eventName -eq 'merge_group' -or ($eventName -eq 'pull_request' -and $mergeQueueApproved -eq 'True')) ? 'CMRT' : 'ACMRT'
$output = "git-diff-filter=$filter"
Write-Output "output=$output"
$output >> $env:GITHUB_OUTPUT
- name: Get Applicable Git File Changes
id: git-diff
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved') || github.event_name == 'merge_group'
uses: Lombiq/GitHub-Actions/.github/actions/get-changed-files-from-git-diff@dev
with:
left-commit: ${{ github.event_name == 'merge_group' && github.event.merge_group.base_sha || github.event.pull_request.base.sha }}
right-commit: ${{ github.sha }}
diff-filter: ${{ steps.git-diff-filter.outputs.git-diff-filter }}
- name: Get GitHub Actions Item Changes from File Changes
id: changed-items
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved') || github.event_name == 'merge_group'
uses: Lombiq/GitHub-Actions/.github/actions/get-changed-gha-items@dev
with:
file-include-list: '${{ steps.git-diff.outputs.changed-files }}'
- name: Prefix File Names with Owner/Repo Name
id: add-prefix
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved') || github.event_name == 'merge_group'
shell: pwsh
run: |
$prefix = "${{ github.repository }}"
$files = ${{ steps.changed-items.outputs.changed-items }}
$files = $files.ForEach({ Join-Path -Path $prefix -ChildPath $PSItem })
$output = "prefixed-files=@(" + $($files | Join-String -DoubleQuote -Separator ',') + ")"
Write-Output "output=$output"
$output >> $env:GITHUB_OUTPUT
- name: Check PR Reviews
id: check-pr-reviews
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved')
uses: Lombiq/GitHub-Actions/.github/actions/check-pull-request-reviews@dev
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
- name: Determine Expected Ref for GitHub Actions Files
id: determine-ref
if: github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved') || github.event_name == 'merge_group'
shell: pwsh
run: |
$eventName = "${{ github.event_name }}"
if ($eventName -eq 'merge_group') {
$headRef = "${{ github.event.merge_group.head_ref }}"
$baseRef = "${{ github.event.merge_group.base_ref }}"
# For merge group context, the refs are the full path rather than just the branch name, so adjust.
$headRef = $headRef.replace('refs/heads/', '')
$baseRef = $baseRef.replace('refs/heads/', '')
}
elseif ($eventName -eq 'pull_request_review') {
$headRef = "${{ github.event.pull_request.head.ref }}"
$baseRef = "${{ github.event.pull_request.base.ref }}"
}
else {
$headRef = "${{ github.head_ref }}"
$baseRef = "${{ github.base_ref }}"
}
$lastReviewApproved = "${{ steps.check-pr-reviews.outputs.last-review-approved }}"
$mergeQueueApproved = "${{ steps.check-merge-queue-adds.outputs.added-to-merge-queue }}"
# Ternary operator syntax available starting in PowerShell 7.0.
$expectedRef = ($lastReviewApproved -eq 'True' -or $eventName -eq 'merge_group' -or ($eventName -eq 'pull_request' -and $mergeQueueApproved -eq 'True')) ? $baseRef : $headRef
$output = "expected-ref=$expectedRef"
$output >> $env:GITHUB_OUTPUT
- name: Verify GitHub Actions Items Match Expected Ref (Pull & Approve/Merge PR)
if: (github.event_name == 'pull_request' || (github.event_name == 'pull_request_review' && github.event.review.state == 'approved') || github.event_name == 'merge_group') && steps.add-prefix.outputs.prefixed-files != '@()'
uses: Lombiq/GitHub-Actions/.github/actions/verify-gha-refs@dev
with:
called-repo-base-include-list: '${{ steps.add-prefix.outputs.prefixed-files }}'
expected-ref: ${{ steps.determine-ref.outputs.expected-ref }}
- name: Verify GitHub Actions Items Match Expected Ref (Push)
if: github.event_name == 'push'
uses: Lombiq/GitHub-Actions/.github/actions/verify-gha-refs@dev