docker-compose.yml

services:
  api1: &api
    image: gabrielluciano/rinha-2024-q1-go:1.0.0
    hostname: api1
    depends_on:
      database:
        condition: service_healthy
    environment:
      - HTTP_PORT=8080
      - DATABASE_URL=postgresql://go:secret@127.0.0.1:5432/rinha?pool_min_conns=25&pool_max_conns=25
    network_mode: "host"
    deploy:
      resources:
        limits:
          cpus: '0.25'
          memory: '100MB'

  api2:
    <<: *api
    hostname: api2
    environment:
      - HTTP_PORT=8081
      - DATABASE_URL=postgresql://go:secret@127.0.0.1:5432/rinha?pool_min_conns=25&pool_max_conns=25

  nginx:
    image: nginx:1.25.3
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      - api1
      - api2
    network_mode: "host"
    deploy:
      resources:
        limits:
          cpus: '0.2'
          memory: '50MB'

  database:
    image: postgres:16.1
    hostname: database
    volumes:
      - ./postgresql.conf:/etc/postgresql/postgresql.conf
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
    environment:
      - POSTGRES_USER=go
      - POSTGRES_PASSWORD=secret
      - POSTGRES_DB=rinha
    network_mode: "host"
    healthcheck:
      test: [ "CMD-SHELL", "pg_isready" ]
      interval: 10m
      timeout: 5s
      start_period: 15s
      start_interval: 2s
      retries: 3
    command: [ "postgres", "-c", "config_file=/etc/postgresql/postgresql.conf" ]
    deploy:
      resources:
        limits:
          cpus: '0.8'
          memory: '300MB'