95 lines
3.1 KiB
YAML
95 lines
3.1 KiB
YAML
name: Propagate Changes Between Branches
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on:
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push:
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branches:
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- main
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- development
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permissions:
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contents: write
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pull-requests: write
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jobs:
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propagate:
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name: Create PR to synchronize branches
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runs-on: ubuntu-latest
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if: github.actor != 'github-actions[bot]' && github.event.pusher != null
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steps:
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- name: Set up Node (for github-script)
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uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
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with:
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node-version: '18'
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- name: Determine source and target branches
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id: branches
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run: |
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echo "source=$(echo ${GITHUB_REF#refs/heads/})" >> $GITHUB_OUTPUT
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if [ "${GITHUB_REF#refs/heads/}" = "main" ]; then
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echo "target=development" >> $GITHUB_OUTPUT
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else
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echo "target=main" >> $GITHUB_OUTPUT
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fi
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- name: Create or update Pull Request
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uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
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with:
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script: |
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const source = process.env.SOURCE_BRANCH || process.env.GITHUB_REF.replace('refs/heads/','');
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const target = process.env.TARGET_BRANCH || (source === 'main' ? 'development' : 'main');
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const src = source;
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const base = target;
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// Do not create PR if source and base are same
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if (src === base) {
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core.info(`Source and base are the same (${src}); skipping.`);
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return;
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}
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// Check for existing open PRs from src->base
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const { data: pulls } = await github.rest.pulls.list({
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owner: context.repo.owner,
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repo: context.repo.repo,
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state: 'open',
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head: `${context.repo.owner}:${src}`,
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base: base,
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});
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if (pulls.length > 0) {
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core.info(`Found existing PR(s) from ${src} to ${base}. Skipping creation.`);
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return;
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}
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// Compare commits: only create PR if source is ahead of base
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const compare = await github.rest.repos.compareCommits({
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owner: context.repo.owner,
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repo: context.repo.repo,
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base: base,
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head: src,
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});
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if (compare.data && compare.data.status === 'identical') {
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core.info(`${src} and ${base} are identical. No PR needed.`);
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return;
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}
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// Create PR
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const title = `Propagate changes from ${src} into ${base}`;
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const body = `Automated PR to propagate commits from ${src} into ${base}.\n\nTriggered by push by @${context.actor}.`;
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const pr = await github.rest.pulls.create({
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owner: context.repo.owner,
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repo: context.repo.repo,
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title,
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head: src,
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base,
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body,
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});
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core.info(`Created PR #${pr.data.number}: ${pr.data.html_url}`);
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env:
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GITHUB_TOKEN: ${{ secrets.PROJECT_TOKEN }}
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SOURCE_BRANCH: ${{ steps.branches.outputs.source }}
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TARGET_BRANCH: ${{ steps.branches.outputs.target }}
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