Genkit MCP

#!/bin/bash # Copyright 2025 Google LLC # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # # SPDX-License-Identifier: Apache-2.0 set -e set -x # Script to update CLI metadata in GCS # Usage: update_cli_metadata.sh [options] # # Options: # --channel=CHANNEL Target channel (prod/next) # --version=VERSION Version to mark as latest # --bucket=BUCKET GCS bucket name (default: genkit-cli-binaries) # --dry-run Show what would be done without doing it # Default values CHANNEL="next" VERSION="" BUCKET="genkit-assets-cli" DRY_RUN=false # Parse command line arguments for arg in "$@"; do case $arg in --channel=*) CHANNEL="${arg#*=}" shift ;; --version=*) VERSION="${arg#*=}" shift ;; --bucket=*) BUCKET="${arg#*=}" shift ;; --dry-run) DRY_RUN=true shift ;; *) echo "Unknown option: $arg" exit 1 ;; esac done # Validate inputs if [[ -z "$VERSION" ]]; then echo "Error: --version must be specified" exit 1 fi if [[ "$CHANNEL" != "prod" && "$CHANNEL" != "next" ]]; then echo "Error: --channel must be either 'prod' or 'next'" exit 1 fi # Platform list PLATFORMS=( "linux-x64" "linux-arm64" "darwin-x64" "darwin-arm64" "win32-x64" ) echo "=== CLI Metadata Update ===" echo "Channel: $CHANNEL" echo "Version: $VERSION" echo "Bucket: $BUCKET" echo "Dry run: $DRY_RUN" echo "" # Create temporary directory TMP_DIR=$(mktemp -d) trap "rm -rf $TMP_DIR" EXIT # Validate that TMP_DIR exists and is writable if [[ -z "$TMP_DIR" || ! -d "$TMP_DIR" || ! -w "$TMP_DIR" ]]; then echo "Error: Failed to create a writable temporary directory." exit 1 fi cd "$TMP_DIR" # Get current timestamp TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%SZ") # Create metadata JSON if [[ "$CHANNEL" == "prod" ]]; then METADATA_FILE="latest.json" else METADATA_FILE="$CHANNEL.json" fi echo "Generating metadata file: $METADATA_FILE" # Try to download existing metadata to preserve release history EXISTING_METADATA="" if [[ "$DRY_RUN" == "false" ]]; then echo "Checking for existing metadata..." if gsutil cp "gs://$BUCKET/$METADATA_FILE" "$METADATA_FILE.existing" 2>/dev/null; then echo "Found existing metadata, will preserve release history" EXISTING_METADATA=$(cat "$METADATA_FILE.existing") else echo "No existing metadata found, creating new file" fi fi # Start building the JSON cat > "$METADATA_FILE" << EOF { "channel": "$CHANNEL", "latestVersion": "$VERSION", "lastUpdated": "$TIMESTAMP", "platforms": { EOF # Add platform entries first=true for platform in "${PLATFORMS[@]}"; do if [[ "$first" == "true" ]]; then first=false else echo "," >> "$METADATA_FILE" fi # Determine binary names if [[ "$platform" == "win32-x64" ]]; then binary_name="latest.exe" versioned_binary_name="genkit.exe" else binary_name="latest" versioned_binary_name="genkit" fi cat >> "$METADATA_FILE" << EOF "$platform": { "url": "https://storage.googleapis.com/genkit-assets-cli/$CHANNEL/$platform/$binary_name", "version": "$VERSION", "versionedUrl": "https://storage.googleapis.com/genkit-assets-cli/$CHANNEL/$platform/v$VERSION/$versioned_binary_name" } EOF done # Close the JSON cat >> "$METADATA_FILE" << EOF } } EOF # Pretty print the JSON if command -v jq &> /dev/null; then jq . "$METADATA_FILE" > "$METADATA_FILE.tmp" && mv "$METADATA_FILE.tmp" "$METADATA_FILE" fi # Show the metadata echo "" echo "Generated metadata:" cat "$METADATA_FILE" echo "" # Upload to GCS METADATA_PATH="gs://$BUCKET/$METADATA_FILE" echo "Uploading metadata to: $METADATA_PATH" if [[ "$DRY_RUN" == "false" ]]; then # Upload with appropriate cache headers gsutil -h "Cache-Control:public, max-age=60" \ -h "Content-Type:application/json" \ cp "$METADATA_FILE" "$METADATA_PATH" echo "" echo "Metadata uploaded successfully!" else echo "[DRY RUN] Would upload to: $METADATA_PATH" fi echo "" echo "=== Metadata update complete ===" echo "" echo "Metadata is now available at:" echo " https://storage.googleapis.com/genkit-assets-cli/$METADATA_FILE"