name: Sync MCP Registry Branches
on:
push:
branches:
- main
workflow_dispatch: # Allow manual trigger
jobs:
sync-registries:
runs-on: ubuntu-latest
permissions:
contents: write
steps:
- name: Checkout main branch
uses: actions/checkout@v4
with:
fetch-depth: 0 # Full history for proper merging
token: ${{ secrets.GITHUB_TOKEN }}
- name: Set up Git
run: |
git config user.name "GitHub Actions Bot"
git config user.email "actions@github.com"
- name: Install yq for YAML parsing
run: |
sudo wget -qO /usr/local/bin/yq https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64
sudo chmod +x /usr/local/bin/yq
- name: Process registries
run: |
# Read the registries configuration
if [ ! -f "mcp-registries/registries.yaml" ]; then
echo "No registries.yaml found, skipping sync"
exit 0
fi
# Parse each registry
registries=$(yq eval '.registries[] | @json' mcp-registries/registries.yaml)
while IFS= read -r registry_json; do
# Parse registry details
name=$(echo "$registry_json" | jq -r '.name')
branch=$(echo "$registry_json" | jq -r '.branch')
directory=$(echo "$registry_json" | jq -r '.directory // ""')
config_file=$(echo "$registry_json" | jq -r '.config_file')
echo "Processing registry: $name (branch: $branch, directory: $directory)"
# Check if the branch exists remotely
if git ls-remote --heads origin "$branch" | grep -q "$branch"; then
echo "Branch $branch exists, checking out"
git checkout -B "$branch" "origin/$branch"
else
echo "Creating new branch $branch from main"
git checkout -b "$branch"
fi
# Merge latest changes from main (allowing unrelated histories for new branches)
echo "Merging latest changes from main"
git merge main --no-edit --allow-unrelated-histories || {
echo "Merge conflict detected, using main version"
git checkout --theirs .
git add .
git commit -m "Auto-merge from main with conflict resolution"
}
# Determine the source path based on whether directory is specified
if [ -n "$directory" ]; then
config_path="mcp-registries/$directory/$config_file"
else
config_path="mcp-registries/$config_file"
fi
# Copy the registry-specific config file to root
if [ -f "$config_path" ]; then
echo "Copying $config_file to root from $config_path"
cp "$config_path" "./$config_file"
git add "./$config_file"
# Check if there are changes to commit
if ! git diff --cached --quiet; then
git commit -m "Update $config_file from registry configuration"
fi
else
echo "Warning: Config file $config_path not found"
fi
# Push the branch
echo "Pushing branch $branch"
git push origin "$branch" --force-with-lease || git push origin "$branch"
# Return to main for next iteration
git checkout main
done <<< "$registries"
- name: Create Pull Request descriptions
run: |
# For each registry branch, ensure there's a clear README
registries=$(yq eval '.registries[] | @json' mcp-registries/registries.yaml)
while IFS= read -r registry_json; do
name=$(echo "$registry_json" | jq -r '.name')
branch=$(echo "$registry_json" | jq -r '.branch')
description=$(echo "$registry_json" | jq -r '.description // "MCP Registry branch"')
git checkout "$branch"
# Create or update branch README
cat > BRANCH_README.md << EOF
# $name Registry Branch
This branch is automatically maintained for the $name MCP registry.
**DO NOT MAKE DIRECT COMMITS TO THIS BRANCH**
All changes should be made to the \`main\` branch and will be automatically synced here.
## Description
$description
## Automated Sync
This branch is automatically synchronized with the main branch through GitHub Actions.
Any changes made directly to this branch may be overwritten.
Last sync: $(date -u +"%Y-%m-%d %H:%M:%S UTC")
EOF
git add BRANCH_README.md
if ! git diff --cached --quiet; then
git commit -m "Update branch README with sync information"
git push origin "$branch"
fi
git checkout main
done <<< "$registries"
