Port PR 18: RFC Feedback Fixes #5
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| # create a backport/forwardport of a PR when "/backport <milestone>" is commented | |
| name: Port PR | |
| run-name: "Port PR ${{ github.event.issue.number }}: ${{ github.event.issue.title }}" | |
| on: | |
| issue_comment: | |
| types: | |
| - created | |
| env: | |
| ORIGINAL_ISSUE_NUMBER: ${{ github.event.issue.number }} | |
| jobs: | |
| port-pr: | |
| permissions: | |
| pull-requests: write | |
| runs-on: ubuntu-latest | |
| if: ${{ github.event.issue.pull_request && (startsWith(github.event.comment.body, '/backport') || startsWith(github.event.comment.body, '/forwardport')) }} | |
| steps: | |
| - name: Check org membership or repo ownership | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| run: | | |
| # Check if the repository owner is an organization | |
| is_org=$(gh api users/${GITHUB_REPOSITORY_OWNER} | jq -r '.type == "Organization"') | |
| if [[ "$is_org" == "true" ]]; then | |
| # Check if the actor is a member of the organization | |
| # User's membership must be set public | |
| if gh api orgs/${GITHUB_REPOSITORY_OWNER}/members --paginate | jq -e --arg GITHUB_ACTOR "$GITHUB_ACTOR" '.[] | select(.login == $GITHUB_ACTOR)' > /dev/null; then | |
| echo "${GITHUB_ACTOR} is a member" | |
| echo "is_member=true" >> $GITHUB_ENV | |
| else | |
| echo "${GITHUB_ACTOR} is not a member of ${GITHUB_REPOSITORY_OWNER}" >> $GITHUB_STEP_SUMMARY | |
| echo "is_member=false" >> $GITHUB_ENV | |
| fi | |
| else | |
| # If the owner is not an organization, treat it as an individual repo | |
| if [[ "$GITHUB_REPOSITORY_OWNER" == "$GITHUB_ACTOR" ]]; then | |
| echo "${GITHUB_ACTOR} is the repository owner" | |
| echo "is_member=true" >> $GITHUB_ENV | |
| else | |
| echo "${GITHUB_ACTOR} is not the repository owner" >> $GITHUB_STEP_SUMMARY | |
| echo "is_member=false" >> $GITHUB_ENV | |
| fi | |
| fi | |
| - name: Check milestone | |
| if: ${{ env.is_member == 'true' }} | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| COMMENT_BODY: ${{ github.event.comment.body }} | |
| run: | | |
| BODY_MILESTONE=$(echo "${COMMENT_BODY}" | awk '{ print $2 }') | |
| # Sanitize input | |
| MILESTONE=${BODY_MILESTONE//[^a-zA-Z0-9\-\.]/} | |
| if gh api repos/${GITHUB_REPOSITORY}/milestones --paginate | jq -e --arg MILESTONE "$MILESTONE" '.[] | select(.title == $MILESTONE)' > /dev/null; then | |
| echo "Milestone ${MILESTONE} exists" >> $GITHUB_STEP_SUMMARY | |
| echo "milestone_exists=true" >> $GITHUB_ENV | |
| echo "milestone=${MILESTONE}" >> $GITHUB_ENV | |
| else | |
| echo "Milestone ${MILESTONE} does not exist" >> $GITHUB_STEP_SUMMARY | |
| echo "milestone_exists=false" >> $GITHUB_ENV | |
| fi | |
| - name: Get target branch | |
| if: ${{ env.is_member == 'true' }} | |
| env: | |
| COMMENT_BODY: ${{ github.event.comment.body }} | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| run: | | |
| TYPE=$(echo "${COMMENT_BODY}" | awk '{ print $1 }' | sed -e 's_/__') | |
| echo "Type: ${TYPE}" >> $GITHUB_STEP_SUMMARY | |
| echo "type=${TYPE}" >> $GITHUB_ENV | |
| TARGET_BRANCH=$(echo "${COMMENT_BODY}" | awk '{ print $3 }') | |
| echo "Target branch: ${TARGET_BRANCH}" >> $GITHUB_STEP_SUMMARY | |
| echo "target_branch=${TARGET_BRANCH}" >> $GITHUB_ENV | |
| if gh api repos/${GITHUB_REPOSITORY}/branches --paginate | jq -e --arg TARGET_BRANCH "$TARGET_BRANCH" '.[] | select(.name == $TARGET_BRANCH)' > /dev/null; then | |
| echo "target_branch_exists=true" >> $GITHUB_ENV | |
| else | |
| gh issue comment -R ${GITHUB_REPOSITORY} ${ORIGINAL_ISSUE_NUMBER} --body "Not creating port issue, target ${TARGET_BRANCH} does not exist" | |
| echo "target_branch_exists=false" >> $GITHUB_ENV | |
| fi | |
| - name: Checkout | |
| if: ${{ env.is_member == 'true' && env.target_branch_exists == 'true' }} | |
| uses: actions/checkout@v4 | |
| with: | |
| ref: ${{ env.target_branch }} | |
| fetch-depth: '0' | |
| token: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Port PR | |
| if: ${{ env.is_member == 'true' && env.target_branch_exists == 'true' }} | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| TYPE: ${{ env.type }} | |
| TARGET_BRANCH: ${{ env.target_branch }} | |
| MILESTONE: ${{ env.milestone }} | |
| run: | | |
| PATCH_FILE=$(mktemp) | |
| gh pr diff $ORIGINAL_ISSUE_NUMBER --patch > $PATCH_FILE | |
| BRANCH="gha-portpr-${GITHUB_RUN_ID}-${GITHUB_RUN_ATTEMPT}" | |
| echo "branch=${BRANCH}" >> $GITHUB_ENV | |
| git config --global user.email "github-actions[bot]@users.noreply.github.com" | |
| git config --global user.name "Rancher PR Port Bot" | |
| git checkout -b $BRANCH | |
| if ! git am -3 "$PATCH_FILE" > error.log 2>&1; then | |
| ERROR_MESSAGE=$(cat error.log) | |
| FORMATTED_ERROR_MESSAGE=$(printf "\n\`\`\`\n%s\n\`\`\`" "$ERROR_MESSAGE") | |
| gh issue comment ${ORIGINAL_ISSUE_NUMBER} --body "Not creating port PR, there was an error running git am -3: $FORMATTED_ERROR_MESSAGE" | |
| echo "Port PR not created." >> $GITHUB_STEP_SUMMARY | |
| else | |
| git push origin $BRANCH | |
| ORIGINAL_PR=$(gh pr view ${ORIGINAL_ISSUE_NUMBER} --json title,body,assignees) | |
| ORIGINAL_TITLE=$(echo "${ORIGINAL_PR}" | jq -r .title) | |
| ORIGINAL_ASSIGNEE=$(echo "${ORIGINAL_PR}" | jq -r '.assignee.login // empty') | |
| BODY=$(mktemp) | |
| echo -e "This is an automated request to port PR #${ORIGINAL_ISSUE_NUMBER} by @${GITHUB_ACTOR}\n\n" > $BODY | |
| echo -e "Original PR body:\n\n" >> $BODY | |
| echo "${ORIGINAL_PR}" | jq -r .body >> $BODY | |
| ASSIGNEES=$(echo "${ORIGINAL_PR}" | jq -r .assignees[].login) | |
| if [ -n "$ASSIGNEES" ]; then | |
| echo "Checking if assignee is member before assigning" | |
| DELIMITER="" | |
| NEW_ASSIGNEES="" | |
| for ASSIGNEE in $ASSIGNEES; do | |
| if gh api orgs/${GITHUB_REPOSITORY_OWNER}/members --paginate | jq -e --arg GITHUB_ACTOR "$GITHUB_ACTOR" '.[] | select(.login == $GITHUB_ACTOR)' > /dev/null; then | |
| echo "${ASSIGNEE} is a member, adding to assignees" | |
| NEW_ASSIGNEES="${NEW_ASSIGNEES}${DELIMITER}${ASSIGNEE}" | |
| DELIMITER="," | |
| fi | |
| done | |
| if [ -n "$NEW_ASSIGNEES" ]; then | |
| echo "Assignees for new issue: ${NEW_ASSIGNEES}" | |
| additional_cmd+=("--assignee") | |
| additional_cmd+=("${NEW_ASSIGNEES}") | |
| fi | |
| fi | |
| NAMED_TARGET=${MILESTONE} | |
| if [ -z "${MILESTONE}" ]; then | |
| NAMED_TARGET="${TARGET_BRANCH}" | |
| fi | |
| NEW_PR=$(gh pr create --title="[${TYPE} ${NAMED_TARGET}] ${ORIGINAL_TITLE}" --body-file="${BODY}" --head "${BRANCH}" --base "${TARGET_BRANCH}" --milestone "${MILESTONE}" "${additional_cmd[@]}") | |
| echo "Port PR created: ${NEW_PR}" >> $GITHUB_STEP_SUMMARY | |
| fi |