docker-compose.yml

version: "3.5"

services:
  db:
    image: postgres:16
    hostname: db
    environment:
      POSTGRES_USER: root
      POSTGRES_PASSWORD: root
      POSTGRES_DB: fight_club
    ports:
      - "5432:5432"
    expose:
      - "5432"
    volumes:
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
      - ./postgres.conf:/docker-entrypoint-initdb.d/postgres.conf
    command: ["postgres", "-c", "config_file=/docker-entrypoint-initdb.d/postgres.conf"]
    healthcheck:
      test: ["CMD-SHELL", "pg_isready"]
      interval: 5s
      timeout: 5s
      retries: 20
      start_period: 10s
    deploy:
      resources:
        limits:
          cpus: "1"
          memory: "250MB"

  nginx:
    image: nginx:latest
    restart: always
    hostname: api
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      - api_01
      - api_02
    ports:
      - "9999:9999"
    deploy:
      resources:
        limits:
          cpus: "0.16"
          memory: "50MB"

  api_01: &api 
    image: eugeniocunha/fight-club:latest
    restart: always
    hostname: api_01
    environment:
      HTTP_PORT: 8080
      DB_HOST: db
      DB_USER: root
      DB_PASSWORD: root
      DB_NAME: fight_club
      DB_PORT: 5432
      DB_POOL: 30
    expose:
      - "8080"
    depends_on:
      - db
    deploy:
      resources:
        limits:
          cpus: "0.16"
          memory: "100MB"

  api_02:
    <<: *api
    hostname: api_02
    environment:
      HTTP_PORT: 8080
      DB_HOST: db
      DB_USER: root
      DB_PASSWORD: root
      DB_NAME: fight_club
      DB_PORT: 5432
      DB_POOL: 50

networks:
  default:
    driver: bridge