Dockerized the backend, closes #33

- Integrated Redis and Express into a single container using supervisord for cost optimization

⚠️ WARNING: Running Redis and Node.js in the same container saves costs but may reduce scalability and fault isolation.

Author: ardaaltinors

tyche-backend/.dockerignore

@@ -0,0 +1,24 @@
+# Ignore node_modules and other dependencies
+node_modules
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Ignore Docker-related files
+Dockerfile
+docker-compose.yml
+
+# Ignore environment variables
+.env
+
+# Ignore Git files
+.git
+.gitignore
+
+# Ignore logs
+logs
+*.log
+
+# Ignore OS-specific files
+.DS_Store
+Thumbs.db

tyche-backend/Dockerfile

@@ -0,0 +1,34 @@
+# tyche-backend/Dockerfile
+
+# Use an official Node.js runtime as a parent image
+FROM node:18-alpine
+
+# Install dependencies for building and Redis
+RUN apk add --no-cache python3 make g++ redis supervisor
+
+# Set environment variables
+ENV NODE_ENV=production
+
+# Set working directory
+WORKDIR /usr/src/app
+
+# Copy package.json and package-lock.json first for better caching
+COPY package*.json ./
+
+# Install dependencies
+RUN npm install --only=production
+
+# Remove build dependencies to reduce image size
+RUN apk del python3 make g++
+
+# Copy the rest of the application code
+COPY . .
+
+# Copy supervisord configuration
+COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
+
+# Expose the ports the app and Redis run on
+EXPOSE 5005 6379
+
+# Define the command to run supervisord
+CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/conf.d/supervisord.conf"]

tyche-backend/README.md

@@ -38,3 +38,14 @@ For the initial run, execute `pnpm install`, then:
 ```bash
 pnpm run dev
 ```
+
+#### Alternative: Running with Docker
+
+- Install [docker](https://www.docker.com/products/docker-desktop/) and run it.
+- In `backend` directory:
+
+```bash
+   docker compose up --build
+```
+
+- Backend will be running on `http://localhost:5005/`

tyche-backend/docker-compose.yml

@@ -0,0 +1,23 @@
+version: '3.8'
+
+services:
+  app:
+    build: .
+    container_name: tyche-backend
+    restart: unless-stopped
+    ports:
+      - "5005:5005"
+      - "6379:6379" 
+    environment:
+      # Application environment variables
+      PORT: 5005
+      NODE_ENV: development
+      REDIS_URL: redis://localhost:6379
+    env_file:
+      - .env
+    networks:
+      - tyche-network
+
+networks:
+  tyche-network:
+    driver: bridge

tyche-backend/supervisord.conf

@@ -0,0 +1,14 @@
+[supervisord]
+nodaemon=true
+
+[program:redis]
+command=redis-server --appendonly yes
+autorestart=true
+stdout_logfile=/var/log/redis.log
+stderr_logfile=/var/log/redis.err
+
+[program:app]
+command=npm start
+autorestart=true
+stdout_logfile=/var/log/app.log
+stderr_logfile=/var/log/app.err