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Create Individual PRs from Milestone #8

Create Individual PRs from Milestone

Create Individual PRs from Milestone #8

name: Create Individual PRs from Milestone
permissions:
contents: write
pull-requests: write
issues: write
on:
workflow_dispatch:
inputs:
milestone_name:
description: "Milestone name to collect closed PRs from"
required: true
default: "v3.8.3"
target_branch:
description: "Target branch to merge the consolidated PR"
required: true
default: "pre-release-v3.8.3"
env:
MILESTONE_NAME: ${{ github.event.inputs.milestone_name || 'v3.8.3' }}
TARGET_BRANCH: ${{ github.event.inputs.target_branch || 'pre-release-v3.8.3' }}
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
BOT_TOKEN: ${{ secrets.BOT_TOKEN }}
LABEL_NAME: cherry-picked
TEMP_DIR: /tmp # Using /tmp as the temporary directory
jobs:
cherry_pick_milestone_prs:
runs-on: ubuntu-latest
steps:
- name: Setup temp directory
run: |
# Create the temporary directory and initialize necessary files
mkdir -p ${{ env.TEMP_DIR }}
touch ${{ env.TEMP_DIR }}/pr_numbers.txt
touch ${{ env.TEMP_DIR }}/commit_hashes.txt
touch ${{ env.TEMP_DIR }}/pr_title.txt
touch ${{ env.TEMP_DIR }}/pr_body.txt
touch ${{ env.TEMP_DIR }}/created_pr_number.txt
- name: Checkout repository
uses: actions/checkout@v4
with:
fetch-depth: 0
token: ${{ secrets.BOT_TOKEN }}
- name: Setup Git User for OpenIM-Robot
run: |
git config --global user.email "[email protected]"
git config --global user.name "OpenIM-Robot"
- name: Fetch Milestone ID and Filter PR Numbers
env:
MILESTONE_NAME: ${{ env.MILESTONE_NAME }}
run: |
# Fetch milestone details and extract milestone ID
milestones=$(curl -s -H "Authorization: token $BOT_TOKEN" \
-H "Accept: application/vnd.github+json" \
"https://api.github.com/repos/${{ github.repository }}/milestones")
milestone_id=$(echo "$milestones" | grep -B3 "\"title\": \"$MILESTONE_NAME\"" | grep '"number":' | head -n1 | grep -o '[0-9]\+')
if [ -z "$milestone_id" ]; then
echo "Milestone '$MILESTONE_NAME' not found. Exiting."
exit 1
fi
echo "Milestone ID: $milestone_id"
echo "MILESTONE_ID=$milestone_id" >> $GITHUB_ENV
# Fetch issues for the milestone
issues=$(curl -s -H "Authorization: token $BOT_TOKEN" \
-H "Accept: application/vnd.github+json" \
"https://api.github.com/repos/${{ github.repository }}/issues?milestone=$milestone_id&state=closed&per_page=100")
> ${{ env.TEMP_DIR }}/pr_numbers.txt
# Filter PRs that do not have the 'cherry-picked' label
for pr_number in $(echo "$issues" | jq -r '.[] | select(.pull_request != null) | .number'); do
labels=$(curl -s -H "Authorization: token $BOT_TOKEN" \
-H "Accept: application/vnd.github+json" \
"https://api.github.com/repos/${{ github.repository }}/issues/$pr_number/labels" | jq -r '.[].name')
if ! echo "$labels" | grep -q "${LABEL_NAME}"; then
echo "PR #$pr_number does not have the 'cherry-picked' label. Adding to the list."
echo "$pr_number" >> ${{ env.TEMP_DIR }}/pr_numbers.txt
fi
done
sort -n ${{ env.TEMP_DIR }}/pr_numbers.txt -o ${{ env.TEMP_DIR }}/pr_numbers.txt
- name: Create Individual PRs
run: |
for pr_number in $(cat ${{ env.TEMP_DIR }}/pr_numbers.txt); do
pr_details=$(curl -s -H "Authorization: token $BOT_TOKEN" \
-H "Accept: application/vnd.github+json" \
"https://api.github.com/repos/${{ github.repository }}/pulls/$pr_number")
pr_title=$(echo "$pr_details" | jq -r '.title')
pr_body=$(echo "$pr_details" | jq -r '.body')
pr_creator=$(echo "$pr_details" | jq -r '.user.login')
merge_commit=$(echo "$pr_details" | jq -r '.merge_commit_sha')
short_commit_hash=$(echo "$merge_commit" | cut -c 1-7)
if [ "$merge_commit" != "null" ];then
git fetch origin
git checkout $TARGET_BRANCH
git pull origin $TARGET_BRANCH
cherry_pick_branch="cherry-pick-${short_commit_hash}"
git checkout -b $cherry_pick_branch
git cherry-pick "$merge_commit" --strategy=recursive -X theirs || git cherry-pick --continue
git remote set-url origin "https://${BOT_TOKEN}@github.com/${{ github.repository }}.git"
git push origin $cherry_pick_branch --force
new_pr_title="$pr_title [Created by @$pr_creator from #$pr_number]"
new_pr_body="$pr_body \\n >This PR cherry-picks commit from original PR #$pr_number."
response=$(curl -s -X POST -H "Authorization: token $BOT_TOKEN" \
-H "Accept: application/vnd.github+json" \
https://api.github.com/repos/${{ github.repository }}/pulls \
-d "$(jq -n --arg title "$new_pr_title" \
--arg head "$cherry_pick_branch" \
--arg base "$TARGET_BRANCH" \
--arg body "$new_pr_body" \
'{title: $title, head: $head, base: $base, body: $body}')")
new_pr_number=$(echo "$response" | jq -r '.number')
echo "Created PR #$new_pr_number"
curl -s -X POST -H "Authorization: token $GITHUB_TOKEN" \
-H "Accept: application/vnd.github+json" \
-d '{"labels": ["milestone-merge"]}' \
"https://api.github.com/repos/${{ github.repository }}/issues/$new_pr_number/labels"
fi
done