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69 changes: 69 additions & 0 deletions .github/workflows/update-jib-base-image.yml
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name: Auto-Update Jib Base Image

on:
workflow_dispatch:
schedule:
- cron: "0 0 * * 5" # Every Friday at Midnight

jobs:
update_build_gradle:
runs-on: ubuntu-latest

steps:
- name: Checkout code
uses: actions/checkout@v4

- name: Install GitHub CLI
run: |
sudo apt-get update
sudo apt-get install gh

- name: Update build.gradle
run: |
# Extract current version from JShellAPI build.gradle
gradle_file="JShellAPI/build.gradle"
current_version=$(grep -oP "(?<=from\.image\s=\s'eclipse-temurin:)\d+" $gradle_file)

if [ -z "$current_version" ]; then
echo "Failed to extract version from $gradle_file \"from.image\""
exit 1
fi

# Fetch the latest eclipse-temurin image
latest_version=$(curl -s "https://hub.docker.com/v2/repositories/library/eclipse-temurin/tags/?page_size=100" | \
jq -r '[.results[].name | select(test("^[0-9]+"))] | map(capture("^(?<major>[0-9]+)")) | max_by(.major | tonumber) | .major')

# Check if a new version is available
if [ "$latest_version" -le "$current_version" ]; then
echo "No new versions available"
exit 1
fi

# Update the build.gradle with the new version
sed -i "s/eclipse-temurin:$current_version/eclipse-temurin:$latest_version/" $gradle_file

echo "Updated eclipse-temurin version from $current_version to $latest_version"

- name: Commit changes
run: |
git config --global user.name "github-actions[bot]"
git config --global user.email "github-actions[bot]@users.noreply.github.com"

branch_name="update-eclipse-temurin-$latest_version"
git checkout -b "$branch_name"

git add "$gradle_file"
git commit -m "Update eclipse-temurin version to $latest_version"

git fetch origin
git rebase origin/develop
git push origin "$branch_name"

- name: Create a pull request
env:
GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
run: |
gh pr create --title "Update eclipse-temurin version to $latest_version" \
--body "This PR updates the eclipse-temurin version in the JShellAPI build.gradle file from $current_version to $latest_version." \
--head "$branch_name" \
--base "develop"
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