MCP Memory Service

#!/bin/bash # Docker entrypoint script for MCP Memory Service - Persistent mode # This script keeps the container running even when there's no active MCP client set -e echo "[INFO] Starting MCP Memory Service in Docker container (persistent mode)" # Function to handle signals handle_signal() { echo "[INFO] Received signal, shutting down..." if [ -n "$SERVER_PID" ]; then kill -TERM $SERVER_PID 2>/dev/null || true fi exit 0 } # Set up signal handlers trap handle_signal SIGTERM SIGINT # Create named pipes for stdio communication FIFO_DIR="/tmp/mcp-memory-fifo" mkdir -p "$FIFO_DIR" STDIN_FIFO="$FIFO_DIR/stdin" STDOUT_FIFO="$FIFO_DIR/stdout" # Remove old pipes if they exist rm -f "$STDIN_FIFO" "$STDOUT_FIFO" # Create new named pipes mkfifo "$STDIN_FIFO" mkfifo "$STDOUT_FIFO" echo "[INFO] Created named pipes for stdio communication" # Start the server in the background with the named pipes if [ "${UV_ACTIVE}" = "1" ]; then echo "[INFO] Running with UV wrapper (persistent mode)" python -u uv_wrapper.py < "$STDIN_FIFO" > "$STDOUT_FIFO" 2>&1 & else echo "[INFO] Running directly with Python (persistent mode)" python -u -m mcp_memory_service.server < "$STDIN_FIFO" > "$STDOUT_FIFO" 2>&1 & fi SERVER_PID=$! echo "[INFO] Server started with PID: $SERVER_PID" # Keep the stdin pipe open to prevent the server from exiting exec 3> "$STDIN_FIFO" # Monitor the server process while true; do if ! kill -0 $SERVER_PID 2>/dev/null; then echo "[ERROR] Server process exited unexpectedly" exit 1 fi # Send a keep-alive message every 30 seconds echo "" >&3 sleep 30 done