docker-compose.yml

version: "3.9"

services:
  api1: &api
    image: eduardonohr/rinha-backend:1.0.0
    hostname: api1
    environment:
      DB_PORT: 5432
      DB_HOST: db
      DB_USER: user
      DB_PASSWORD: password
      DB_NAME: rinha
      API_PORT: 8080
      FIBER_ENV: production
    expose:
      - 8080
    depends_on:
      db:
        condition: service_healthy
    deploy:
      resources:
        limits:
          cpus: "0.20"
          memory: "25MB"
    volumes:
      - shared:/var/lib/postgresql

  api2:
    <<: *api
    hostname: api2

  nginx:
    image: nginx
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf
    ports:
      - "9999:9999"
    depends_on:
      - api1
      - api2
    deploy:
      resources:
        limits:
          cpus: "0.30"
          memory: "200MB"

  db: 
    image: postgres
    hostname: db
    ports:
      - "5432:5432"
    environment:
      POSTGRES_USER: user
      POSTGRES_PASSWORD: password
      POSTGRES_DB: rinha
    volumes:
      - shared:/var/lib/postgresql/data
      - ./postgresql.conf:/etc/postgresql/postgresql.conf
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
    command: 'postgres -c config_file=/etc/postgresql/postgresql.conf'
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 5s
      timeout: 5s
      start_period: 10s
    deploy:
      resources:
        limits:
          cpus: "0.80"
          memory: "300MB"

volumes:
  shared:

networks:
  default:
    driver: bridge