docker-compose.yaml

version: "3.9"
services:
  mongodb-timeseries:
    build:
      context: .
      dockerfile: Dockerfile.database
    command: /root/mongo_executables/bin/mongod --dbpath /tmp/mongodbdata/ --bind_ip 0.0.0.0
    deploy:
      resources:
        limits:
          cpus: "1"
          memory: 512M
    environment:
      - MONGODB_TIMESERIES_EXPIRATION_SECONDS
    expose:
      - "${MONGODB_DATABASE_EXTERNAL_ACCESS_PORT}"
    ports:
      - "${MONGODB_DATABASE_EXTERNAL_ACCESS_PORT}:27017"
  data-loader:
    build:
      context: .
      dockerfile: Dockerfile.data-loader
    environment:
      - CURRENCY_LOADER_TYPE
      - MONGODB_DATABASE_URI
      - FINNHUB_TOKEN
    command: /usr/bin/python3 loader.py ${CURRENCY_LOADER_TYPE}
    depends_on:
      - mongodb-timeseries
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 128M
  flask-app-server:
    build:
      context: .
      dockerfile: Dockerfile.app-server
    command: /usr/bin/python3 server.py
    environment:
      - FLASK_APP_SERVER_PORT
      - FLASK_APP_SERVER_PUBLIC_HOST
      - MONGODB_DATABASE_HOSTNAME
      - MONGODB_DATABASE_PORT
    ports:
      - "${FLASK_APP_SERVER_EXTERNAL_ACCESS_PORT}:${FLASK_APP_SERVER_PORT}"
    expose:
      - "${FLASK_APP_SERVER_EXTERNAL_ACCESS_PORT}"
    depends_on:
      - mongodb-timeseries
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 256M
  react-frontend:
    build:
      context: .
      dockerfile: Dockerfile.frontend
    command: npm start
    environment:
      - FLASK_APP_SERVER_EXTERNAL_ACCESS_PORT
      - FLASK_APP_SERVER_PUBLIC_HOST
    expose:
      - "${REACT_SERVER_EXTERNAL_ACCESS_PORT}"
    ports:
      - "${REACT_SERVER_EXTERNAL_ACCESS_PORT}:3000"
    depends_on:
      - flask-app-server
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: 1G