[stable28] DNS: do not query CNAME if A succeeded already #10085

	name: Block merging with outdated 3rdparty/

	on:
	pull_request:
	types: [opened, ready_for_review, reopened, synchronize]

	permissions:
	contents: read

	concurrency:
	group: block-outdated-3rdparty-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	block-outdated-3rdparty:
	name: Block merging with outdated 3rdparty/

	runs-on: ubuntu-latest-low

	steps:
	- name: Check requirement
	uses: dorny/paths-filter@de90cc6fb38fc0963ad72b210f1f284cd68cea36 # v3.0.2
	id: changes
	continue-on-error: true
	with:
	filters: \|
	src:
	- '3rdparty'
	- 'version.php'

	- name: Checkout
	uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7

	- name: 3rdparty commit hash on current branch
	id: actual
	run: \|
	echo "commit=$(git submodule status \| grep ' 3rdparty' \| egrep -o '[a-f0-9]{40}')" >> "$GITHUB_OUTPUT"

	- name: Last 3rdparty commit on target branch
	id: target
	run: \|
	echo "commit=$(git ls-remote https://github.com/nextcloud/3rdparty refs/heads/${{ github.base_ref }} \| awk '{ print $1}')" >> "$GITHUB_OUTPUT"

	- name: Compare if 3rdparty commits are different
	run: \|
	echo '3rdparty/ seems to not point to the last commit of the dedicated branch:'
	echo "Branch has: ${{ steps.actual.outputs.commit }}"
	echo "${{ github.base_ref }} has: ${{ steps.target.outputs.commit }}"

	- name: Fail if 3rdparty commits are different
	if: ${{ steps.changes.outputs.src != 'false' && steps.actual.outputs.commit != steps.target.outputs.commit }}
	run: \|
	exit 1

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