DevOps/docker-compose.yml at main · mmentese21/DevOps · GitHub

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version: '3.8'

services:
  nginx:
    image: nginx:alpine
    ports:
      - "80:80"
      - "81:81"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    networks:
      - frontend
      - backend
    depends_on:
      - containerb
      - containerc

  containerb:
    build:
      context: ./containerb
    environment:
      - PORT=${SERVICE_B_PORT:-3000}
      - DB_USER=${DB_USER}
      - DB_PASSWORD=${DB_PASSWORD}
      - DB_HOST=db
      - DB_NAME=${DB_NAME}
    networks:
      - backend
    depends_on:
      - db

  containerc:
    build:
      context: ./containerc
    environment:
      - PORT=${SERVICE_C_PORT:-3001}
      - DB_USER=${DB_USER}
      - DB_PASSWORD=${DB_PASSWORD}
      - DB_HOST=db
      - DB_NAME=${DB_NAME}
    networks:
      - backend
    depends_on:
      - db

  db:
    image: postgres:alpine
    environment:
      - POSTGRES_USER=${DB_USER}
      - POSTGRES_PASSWORD=${DB_PASSWORD}
      - POSTGRES_DB=${DB_NAME:-namesdb}
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql:ro
    networks:
      - backend

networks:
  frontend:
  backend:
    internal: true

volumes:
  postgres_data: