Filesystem MCP Server

#!/bin/bash # This script builds and runs the MCP Filesystem Server demo in a Docker container. # It includes robust checks for port conflicts and cleans up previous container instances. # --- Configuration --- PORT=8090 CONTAINER_NAME="mcpfs-demo" IMAGE_NAME="mcpfs-demo" # Exit immediately if any command fails set -e # --- Cleanup Function --- # This function will be called when the script exits (either normally or via signal) cleanup() { if [ -n "$CONTAINER_PID" ]; then echo "" echo "Stopping container '$CONTAINER_NAME'..." docker stop $CONTAINER_NAME >/dev/null 2>&1 || true echo "Container stopped." fi } # Register cleanup to run on script exit and common signals trap cleanup EXIT SIGINT SIGTERM # --- Pre-flight Checks & Setup --- # 1. Check if our container is already running if docker ps --format '{{.Names}}' | grep -q "^${CONTAINER_NAME}$"; then echo "Found existing container '$CONTAINER_NAME' running. Stopping it..." docker stop $CONTAINER_NAME >/dev/null 2>&1 || true docker rm $CONTAINER_NAME >/dev/null 2>&1 || true sleep 1 # Give it a moment to release the port fi # 2. Clean up any stopped containers with the same name docker rm $CONTAINER_NAME >/dev/null 2>&1 || true # 3. Check if the required port is still in use (by something else) if lsof -i :$PORT >/dev/null 2>&1; then echo "Error: Port $PORT is already in use by another process:" echo "" lsof -i :$PORT | grep LISTEN || lsof -i :$PORT echo "" echo "Please stop the conflicting process and try again." exit 1 fi # --- Docker Build --- echo "Building Docker image '$IMAGE_NAME'..." docker build -t $IMAGE_NAME . # --- Docker Run --- echo "Starting container '$CONTAINER_NAME'..." echo "The server will be accessible at http://localhost:$PORT" echo "Press Ctrl+C to stop the server." echo "" # Run Docker container in detached mode to maintain control in the script docker run -d \ --rm \ --name $CONTAINER_NAME \ -p ${PORT}:${PORT} \ -v "$(pwd)/demo:/data" \ -w /data \ $IMAGE_NAME "$@" > /dev/null # Mark that we have a container to clean up CONTAINER_PID=1 # Follow the container logs # This will block until the container stops or we receive a signal docker logs -f $CONTAINER_NAME 2>&1 || true # Wait for any background processes wait