Dockerize the app

backend/.dockerignore

@@ -0,0 +1,8 @@
+**/__pycache__
+**/*.pyc
+**/*.pyo
+**/*.pyd
+*.git
+.dockerignore
+Dockerfile*
+*.md

backend/Dockerfile

@@ -0,0 +1,73 @@
+# For x86 architecture, use the following base image:
+FROM python:3.9.13-slim
+
+# Set environment variables
+ENV PYTHONUNBUFFERED=1
+ENV POSTGRES_USER=username
+ENV POSTGRES_PASSWORD=password
+ENV POSTGRES_DB=databasename
+
+# Set the working directory
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    libpq-dev \
+    postgresql \
+    wget \
+    unzip \
+    tar \
+    git \
+    g++ \
+    make \
+    && rm -rf /var/lib/apt/lists/*
+
+# Download the Certabo software
+RUN wget https://www.certabo.com/wp-content/uploads/SOFTWARE/Release/Ubuntu/Certabo_Tabutronic_Ubuntu_4.5.zip
+
+# Extract the Certabo software
+RUN unzip /app/Certabo_Tabutronic_Ubuntu_4.5.zip -d /app
+
+# Install the Certabo software
+RUN dpkg -i /app/Certabo_Tabutronic_Ubuntu_4.5/Certabo_Tabutronic_Ubuntu_4.5.deb || true
+RUN apt-get install -f
+
+# Clone Stockfish and compile it
+RUN git clone https://github.com/official-stockfish/Stockfish.git && \
+    cd Stockfish/src && \
+    make build ARCH=armv8 && \
+    cp stockfish /usr/local/bin/ && \
+    chmod +x /usr/local/bin/stockfish && \
+    cd ../.. && \
+    rm -rf Stockfish
+
+# Start PostgreSQL service and setup database
+USER postgres
+RUN service postgresql start && \
+    psql -c "CREATE ROLE $POSTGRES_USER WITH LOGIN PASSWORD '$POSTGRES_PASSWORD'; ALTER ROLE $POSTGRES_USER CREATEDB;"
+
+RUN service postgresql start && \
+    psql -c "CREATE DATABASE $POSTGRES_DB;" && \
+    psql -c "GRANT ALL PRIVILEGES ON DATABASE $POSTGRES_DB TO $POSTGRES_USER;"
+
+USER root
+
+# Copy only the requirements file
+COPY requirements.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the start script and the rest of the application code
+COPY start.sh .
+COPY . .
+
+# Give execute permissions to the start script
+RUN chmod +x start.sh
+
+# Expose the port the app runs on
+EXPOSE 5000
+
+# Command to run the start script
+CMD ["./start.sh"]

backend/server.py

@@ -2,7 +2,6 @@
 import pathlib
 from flask import Flask
 from flask_socketio import SocketIO
-from config import STOCKFISH_PATH
 from chessLogic.chessLogic import ChessLogic
 from certaboHelper.certabo import Certabo
 from certaboHelper.initCertabo import InitializeCertabo
@@ -25,7 +24,9 @@
      conf = ''.join([str(loc),STOCKFISH_PATH])
      pStockfish = conf
 elif platform.system() == 'Darwin': #Darwin for MacOS
-    pStockfish = STOCKFISH_PATH
+    pStockfish = "/opt/homebrew/bin/stockfish"
+else: #Default to Linux
+    pStockfish ="/usr/local/bin/stockfish"
 
 chess_logic = ChessLogic(pStockfish)
 

backend/start.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+DEVICE_PATH="/dev/ttyUSB0"
+if [ -c "$DEVICE_PATH" ]
+then
+    echo -e "\n\n\tDevice $DEVICE_PATH is accessible.\n\n"
+else
+    echo -e "\nError: Device $DEVICE_PATH is not accessible.\n\nPlease check the device path or connection.\n\nMaybe you forgot to mount the device?\n\nExample docker run command: \n\tdocker run --device=/dev/ttyUSB0:/dev/ttyUSB0 -p 5000:5000 chess-backend\n\n"
+    exit 1
+fi
+
+# Start the Python application
+echo -e "\n\n\tStarting Python application...\n\n"
+python server.py

docker-compose.yml

@@ -0,0 +1,32 @@
+version: '3'
+services:
+  stockfish:
+    image: tchorwat/stockfish
+    ports:
+      - "23249:23249"
+
+  postgres:
+    image: postgres:14
+    environment:
+      POSTGRES_PASSWORD: password
+    ports:
+      - "5432:5432"
+
+  backend:
+    build:
+      context: ./backend
+      dockerfile: Dockerfile
+    ports:
+      - "5000:5000"
+    depends_on:
+      - postgres
+      - stockfish
+
+  frontend:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile
+    ports:
+      - "3000:3000"
+    depends_on:
+      - backend