98 lines
3.3 KiB
YAML
98 lines
3.3 KiB
YAML
name: Upstream Sync
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on:
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schedule:
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- cron: '0 0 1 * *'
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workflow_dispatch:
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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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sync-upstream:
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runs-on: ubuntu-latest
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env:
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UPSTREAM: "https://github.com/bitcoin-core/secp256k1.git"
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UPSTREAM_BRANCH: "master"
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ORIGIN_BRANCH: "master"
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MIN_UPSTREAM_MERGES: 1
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steps:
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- name: Checkout repository
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uses: actions/checkout@v6
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with:
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fetch-depth: 0
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- name: Configure Git
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run: |
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git config user.name "github-actions[bot]"
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git config user.email "github-actions[bot]@users.noreply.github.com"
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- name: Fetch upstream & generate branch name & check for new commits
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id: check_commits
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env:
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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run: |
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gh repo set-default ${{ github.repository }} # Set the default repo to the origin repository
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git remote add upstream ${{ env.UPSTREAM }}
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git fetch upstream
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MERGES=$(git rev-list --count --merges HEAD..upstream/${{ env.UPSTREAM_BRANCH }})
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echo "Found $MERGES new merge commits in upstream."
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if [ "$MERGES" -lt ${{ env.MIN_UPSTREAM_MERGES }} ]; then
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echo "Exiting."
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echo "skip=true" >> "$GITHUB_OUTPUT"
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else
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echo "skip=false" >> "$GITHUB_OUTPUT"
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fi
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# Generate a sync branch name "sync-UPSTREAM_HEAD", where UPSTREAM_HEAD is a commit ID.
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UPSTREAM_HEAD=$(git rev-parse --short upstream/${{ env.UPSTREAM_BRANCH }})
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SYNC_BRANCH="sync-$UPSTREAM_HEAD"
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echo "Sync branch name: $SYNC_BRANCH"
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echo "SYNC_BRANCH=$SYNC_BRANCH" >> "$GITHUB_ENV"
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# Check if the sync branch already exists in the origin repository
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if git ls-remote --heads origin "$SYNC_BRANCH" | grep -q "$SYNC_BRANCH"; then
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echo "Branch $SYNC_BRANCH already exists. Skipping the sync."
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echo "skip=true" >> "$GITHUB_OUTPUT"
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else
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echo "skip=false" >> "$GITHUB_OUTPUT"
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fi
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- name: Generate PR metadata
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id: branch_pr_metadata
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if: steps.check_commits.outputs.skip == 'false'
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env:
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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run: |
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# Call the sync script to generate PR title and body
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./contrib/sync-upstream.sh -b ${{ env.ORIGIN_BRANCH }} "$SYNC_BRANCH"
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- name: Push a sync branch
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id: push_branch
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if: steps.check_commits.outputs.skip == 'false'
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env:
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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run: |
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echo "Creating sync branch: $SYNC_BRANCH"
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git checkout upstream/${{ env.UPSTREAM_BRANCH }}
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git checkout -b "$SYNC_BRANCH"
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git push -u origin "$SYNC_BRANCH"
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- name: Create pull request
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id: create_pr
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if: steps.check_commits.outputs.skip == 'false'
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env:
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GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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run: |
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# Execute the generated PR creation script
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./contrib/gh-pr-create.sh
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- name: Cleanup sync branch on failure
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if: steps.push_branch.outcome == 'success' && steps.create_pr.outcome == 'failure'
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run: |
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echo "PR creation failed but branch was pushed. Deleting: $SYNC_BRANCH"
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git push origin --delete "$SYNC_BRANCH" |