Jetson MCP Server

#!/bin/bash # Exit immediately if a command exits with a non-zero status. set -e SERVICE_NAME="jetson-mcp" SERVICE_FILE="/etc/systemd/system/${SERVICE_NAME}.service" # --- Configuration --- # Get the absolute path of the script's directory (project root) PROJECT_DIR="$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )" # Attempt to get the user who invoked sudo, otherwise fallback to current user # This is important because $USER inside sudo might be 'root' SERVICE_USER="${SUDO_USER:-$(whoami)}" if [ -z "$SERVICE_USER" ] || [ "$SERVICE_USER" == "root" ]; then echo "Error: Could not determine the non-root user to run the service." echo "Please run this script using 'sudo -u <your_user> ./setup_service.sh' or set SUDO_USER manually." # As a last resort maybe try the owner of the script dir? SERVICE_USER=$(stat -c '%U' "$PROJECT_DIR") if [ -z "$SERVICE_USER" ] || [ "$SERVICE_USER" == "root" ]; then echo "Error: Could not determine service user automatically. Exiting." exit 1 fi echo "Warning: Using directory owner '$SERVICE_USER' as the service user." fi # Get the primary group of the service user SERVICE_GROUP=$(id -gn "$SERVICE_USER") if [ -z "$SERVICE_GROUP" ]; then echo "Error: Could not determine the primary group for user '$SERVICE_USER'. Exiting." exit 1 fi # --- Check Permissions --- if [ "$(id -u)" -ne 0 ]; then echo "Error: This script must be run as root (using sudo)." >&2 exit 1 fi # --- Check if venv exists --- VENV_PATH="${PROJECT_DIR}/venv" if [ ! -d "$VENV_PATH" ]; then echo "Error: Virtual environment not found at '$VENV_PATH'." echo "Please run ./install.sh first." exit 1 fi UVICORN_PATH="${VENV_PATH}/bin/uvicorn" if [ ! -x "$UVICORN_PATH" ]; then echo "Error: uvicorn executable not found or not executable at '$UVICORN_PATH'." echo "Ensure ./install.sh completed successfully." exit 1 fi # --- Create systemd Service File --- echo "Creating systemd service file at ${SERVICE_FILE}..." # Use cat with a heredoc to write the service file content cat << EOF > "${SERVICE_FILE}" [Unit] Description=Jetson MCP Server After=network.target [Service] User=${SERVICE_USER} Group=${SERVICE_GROUP} WorkingDirectory=${PROJECT_DIR} # Execute the python script directly; it handles its own launch via mcp.run() ExecStart=${PROJECT_DIR}/venv/bin/python ${PROJECT_DIR}/app/main.py Restart=on-failure RestartSec=5s # Ensure logs go to journald StandardOutput=journal StandardError=journal [Install] WantedBy=multi-user.target EOF echo "Service file created." # --- Reload Systemd and Enable Service --- echo "Reloading systemd daemon..." systemctl daemon-reload echo "Enabling ${SERVICE_NAME} service to start on boot..." systemctl enable "${SERVICE_NAME}.service" echo "" echo "Setup complete!" echo "You can now manage the service using:" echo " sudo systemctl start ${SERVICE_NAME}" echo " sudo systemctl stop ${SERVICE_NAME}" echo " sudo systemctl restart ${SERVICE_NAME}" echo " sudo systemctl status ${SERVICE_NAME}" echo " sudo journalctl -u ${SERVICE_NAME} -f (to view logs)"