docker-compose.yml

version: '3.5'
services:
  api1: &api # API - Instância 01
    image: marcusadriano/rinha-de-backend-2024-q1-go:latest
    hostname: api1
    depends_on:
      - db
    environment:
      - SERVER_PORT=8080
      - DATABASE_URL=postgres://postgres:mysecretpassword@db:5432/rinhabackend?pool_max_conns=6&pool_min_conns=6&pool_max_conn_lifetime=330s
    deploy:
      resources:
        limits:
          cpus: '0.25'
          memory: '75MB'

  api2: # API - Instância 02
    <<: *api
    hostname: api2

  nginx: # Load Balancer
    image: nginx:1.25.3
    volumes:
      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      - db
      - api1
      - api2
    expose:
      - "9999"
    ports:
      - "9999:9999"
    deploy:
      resources:
        limits:
          cpus: '0.5'
          memory: '200MB'

  db: # Banco de dados
    image: postgres:16.1
    environment:
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=mysecretpassword
      - POSTGRES_DB=rinhabackend
    volumes:
      - ./sql/init/:/docker-entrypoint-initdb.d/
      - ./sql/postgres.conf:/etc/postgresql/postgresql.conf
    deploy:
      resources:
        limits:
          cpus: '0.5'
          memory: '200MB'
    command: postgres -c 'config_file=/etc/postgresql/postgresql.conf'

networks:
  default:
    driver: bridge
    name: rinha-net