LCBro

#!/bin/bash # CDP Browser Launcher Script # Automatically launches browsers with CDP enabled for MCP server set -e # Configuration DEFAULT_PORTS=(9222 9223 9224 9225 9226) DEFAULT_BROWSER="chrome" DEFAULT_PROFILE_DIR="/tmp/cdp-profiles" VERBOSE=false # Colors for output RED='\033[0;31m' GREEN='\033[0;32m' YELLOW='\033[1;33m' BLUE='\033[0;34m' NC='\033[0m' # No Color # Logging functions log_info() { echo -e "${BLUE}[INFO]${NC} $1" } log_success() { echo -e "${GREEN}[SUCCESS]${NC} $1" } log_warning() { echo -e "${YELLOW}[WARNING]${NC} $1" } log_error() { echo -e "${RED}[ERROR]${NC} $1" } # Help function show_help() { cat << EOF CDP Browser Launcher - Launch browsers with Chrome DevTools Protocol enabled Usage: $0 [OPTIONS] Options: -b, --browser BROWSER Browser to launch (chrome|chromium|edge) [default: chrome] -p, --ports PORTS Comma-separated list of ports [default: 9222,9223,9224,9225,9226] -d, --profile-dir DIR Profile directory base [default: /tmp/cdp-profiles] -n, --num-browsers NUM Number of browsers to launch [default: 1] -v, --verbose Verbose output -h, --help Show this help Examples: $0 # Launch 1 Chrome browser on port 9222 $0 -b chromium -p 9222,9223 -n 2 # Launch 2 Chromium browsers on ports 9222,9223 $0 -b edge -d /tmp/edge-profiles # Launch Edge with custom profile directory Browser Detection: After launching, you can check available browsers: curl http://localhost:9222/json/version curl http://localhost:9223/json/version EOF } # Check if browser is available check_browser() { local browser="$1" case "$browser" in chrome) if command -v google-chrome &> /dev/null; then echo "google-chrome" elif command -v chrome &> /dev/null; then echo "chrome" elif command -v chromium-browser &> /dev/null; then echo "chromium-browser" else return 1 fi ;; chromium) if command -v chromium &> /dev/null; then echo "chromium" elif command -v chromium-browser &> /dev/null; then echo "chromium-browser" else return 1 fi ;; edge) if command -v msedge &> /dev/null; then echo "msedge" elif command -v microsoft-edge &> /dev/null; then echo "microsoft-edge" else return 1 fi ;; *) return 1 ;; esac } # Get browser executable path get_browser_path() { local browser="$1" local path=$(check_browser "$browser") if [ $? -eq 0 ]; then which "$path" else return 1 fi } # Launch browser with CDP launch_browser() { local browser="$1" local port="$2" local profile_dir="$3" local browser_num="$4" local browser_path=$(get_browser_path "$browser") if [ $? -ne 0 ]; then log_error "Browser '$browser' not found. Available browsers:" log_info "Chrome: $(check_browser chrome 2>/dev/null || echo 'not found')" log_info "Chromium: $(check_browser chromium 2>/dev/null || echo 'not found')" log_info "Edge: $(check_browser edge 2>/dev/null || echo 'not found')" return 1 fi local user_data_dir="${profile_dir}/browser-${browser_num}-port-${port}" # Create profile directory mkdir -p "$user_data_dir" # Browser-specific arguments local args=() case "$browser" in chrome|chromium) args=( "--remote-debugging-port=$port" "--user-data-dir=$user_data_dir" "--disable-web-security" "--disable-features=VizDisplayCompositor" "--no-first-run" "--no-default-browser-check" "--disable-default-apps" "--disable-popup-blocking" ) ;; edge) args=( "--remote-debugging-port=$port" "--user-data-dir=$user_data_dir" "--disable-web-security" "--no-first-run" "--no-default-browser-check" ) ;; esac # Additional arguments for better CDP support args+=( "--disable-background-timer-throttling" "--disable-backgrounding-occluded-windows" "--disable-renderer-backgrounding" "--disable-background-networking" "--disable-sync" "--metrics-recording-only" "--no-report-upload" "--disable-logging" "--silent" ) if [ "$VERBOSE" = true ]; then log_info "Launching $browser on port $port with profile: $user_data_dir" log_info "Command: $browser_path ${args[*]}" fi # Launch browser in background nohup "$browser_path" "${args[@]}" > /dev/null 2>&1 & local pid=$! # Wait a moment for browser to start sleep 2 # Check if browser started successfully if kill -0 $pid 2>/dev/null; then log_success "Launched $browser (PID: $pid) on port $port" echo "$pid" > "${user_data_dir}/browser.pid" return 0 else log_error "Failed to launch $browser on port $port" return 1 fi } # Check if port is available check_port() { local port="$1" if lsof -i :$port >/dev/null 2>&1; then return 1 # Port is in use else return 0 # Port is available fi } # Wait for browser to be ready wait_for_browser() { local port="$1" local timeout="${2:-30}" local count=0 log_info "Waiting for browser on port $port to be ready..." while [ $count -lt $timeout ]; do if curl -s "http://localhost:$port/json/version" >/dev/null 2>&1; then log_success "Browser on port $port is ready" return 0 fi sleep 1 count=$((count + 1)) if [ $((count % 5)) -eq 0 ]; then log_info "Still waiting for browser on port $port... (${count}s)" fi done log_error "Browser on port $port did not become ready within ${timeout}s" return 1 } # Get browser info get_browser_info() { local port="$1" if curl -s "http://localhost:$port/json/version" >/dev/null 2>&1; then local version=$(curl -s "http://localhost:$port/json/version" | jq -r '.Browser // "Unknown"' 2>/dev/null || echo "Unknown") local webSocketUrl=$(curl -s "http://localhost:$port/json/version" | jq -r '.webSocketDebuggerUrl // "Unknown"' 2>/dev/null || echo "Unknown") echo "Version: $version" echo "WebSocket URL: $webSocketUrl" return 0 else return 1 fi } # List running browsers list_browsers() { local ports=("$@") local found=false log_info "Checking for running CDP browsers..." for port in "${ports[@]}"; do if curl -s "http://localhost:$port/json/version" >/dev/null 2>&1; then found=true log_success "Browser found on port $port:" get_browser_info "$port" | sed 's/^/ /' echo fi done if [ "$found" = false ]; then log_warning "No CDP browsers found on ports: ${ports[*]}" fi } # Cleanup function cleanup() { log_info "Cleaning up..." # Kill browsers launched by this script if [ -d "$DEFAULT_PROFILE_DIR" ]; then for pid_file in "$DEFAULT_PROFILE_DIR"/*/browser.pid; do if [ -f "$pid_file" ]; then local pid=$(cat "$pid_file") if kill -0 "$pid" 2>/dev/null; then log_info "Stopping browser (PID: $pid)" kill "$pid" fi rm -f "$pid_file" fi done fi log_info "Cleanup completed" } # Main function main() { local browser="$DEFAULT_BROWSER" local ports=() local profile_dir="$DEFAULT_PROFILE_DIR" local num_browsers=1 local list_only=false # Parse command line arguments while [[ $# -gt 0 ]]; do case $1 in -b|--browser) browser="$2" shift 2 ;; -p|--ports) IFS=',' read -ra ports <<< "$2" shift 2 ;; -d|--profile-dir) profile_dir="$2" shift 2 ;; -n|--num-browsers) num_browsers="$2" shift 2 ;; -l|--list) list_only=true shift ;; -v|--verbose) VERBOSE=true shift ;; -h|--help) show_help exit 0 ;; *) log_error "Unknown option: $1" show_help exit 1 ;; esac done # Set default ports if not specified if [ ${#ports[@]} -eq 0 ]; then ports=("${DEFAULT_PORTS[@]}") fi # Handle list only mode if [ "$list_only" = true ]; then list_browsers "${ports[@]}" exit 0 fi # Validate number of browsers if [ "$num_browsers" -gt ${#ports[@]} ]; then log_error "Number of browsers ($num_browsers) cannot exceed number of ports (${#ports[@]})" exit 1 fi # Setup cleanup on exit trap cleanup EXIT INT TERM log_info "CDP Browser Launcher" log_info "====================" log_info "Browser: $browser" log_info "Ports: ${ports[*]}" log_info "Profile directory: $profile_dir" log_info "Number of browsers: $num_browsers" echo # Check if browsers are already running local running_count=0 for port in "${ports[@]}"; do if curl -s "http://localhost:$port/json/version" >/dev/null 2>&1; then running_count=$((running_count + 1)) log_warning "Browser already running on port $port" fi done if [ $running_count -gt 0 ]; then log_info "Found $running_count running browsers. Launching additional browsers..." fi # Launch browsers local launched=0 for ((i=0; i<num_browsers; i++)); do local port="${ports[$i]}" # Check if port is available if check_port "$port"; then if launch_browser "$browser" "$port" "$profile_dir" "$((i+1))"; then launched=$((launched + 1)) # Wait for browser to be ready if wait_for_browser "$port" 30; then log_success "Browser $((i+1))/$num_browsers ready on port $port" else log_error "Browser $((i+1))/$num_browsers failed to start on port $port" fi fi else log_warning "Port $port is already in use, skipping browser $((i+1))" fi echo done log_success "Launched $launched/$num_browsers browsers successfully" # Show browser information echo log_info "Browser Information:" echo "=====================" for ((i=0; i<launched; i++)); do local port="${ports[$i]}" if curl -s "http://localhost:$port/json/version" >/dev/null 2>&1; then echo "Port $port:" get_browser_info "$port" | sed 's/^/ /' echo fi done # Show usage instructions echo log_info "Usage Instructions:" echo "===================" log_info "1. Configure your MCP server to use CDP:" log_info " browser:" log_info " engine: cdp" log_info " cdp:" log_info " enabled: true" log_info " autoDetect: true" log_info " detection:" log_info " ports: [${ports[*]// /, }]" echo log_info "2. Or connect to specific browser:" for ((i=0; i<launched; i++)); do local port="${ports[$i]}" if curl -s "http://localhost:$port/json/version" >/dev/null 2>&1; then log_info " Port $port: http://localhost:$port/json/version" fi done echo log_info "3. Keep this script running to maintain browsers" log_info "4. Press Ctrl+C to stop all browsers" # Keep script running if [ $launched -gt 0 ]; then echo log_info "Browsers are running. Press Ctrl+C to stop..." while true; do sleep 10 # Check if browsers are still running local still_running=0 for ((i=0; i<launched; i++)); do local port="${ports[$i]}" if curl -s "http://localhost:$port/json/version" >/dev/null 2>&1; then still_running=$((still_running + 1)) fi done if [ $still_running -eq 0 ]; then log_warning "All browsers have stopped" break fi done fi } # Check dependencies if ! command -v curl &> /dev/null; then log_error "curl is required but not installed" exit 1 fi if ! command -v lsof &> /dev/null; then log_error "lsof is required but not installed" exit 1 fi # Run main function main "$@"