docker-compose.yml

version: "3.5"

services:
  api01: &api
    hostname: api01
    image: rodscaldeira/rinha-backend-c-2024-q1:latest
    ports:
      - "4000:4000"
    environment:
      - PORT=4000
      - POOL_SIZE=20
      - THREADS=4
      - CONNECTION_STRING=postgres://postgres:postgres@db:5432/rinha_backend
    depends_on:
      db:
        condition: service_healthy
    deploy:
      resources:
        limits:
          cpus: "0.6"
          memory: "100MB"
    ulimits:
      nproc: 65535
      nofile:
        soft: 65535
        hard: 65535

  api02:
    <<: *api
    hostname: api02
    ports:
      - "4001:4001"
    depends_on:
      - api01
    environment:
      - PORT=4001
      - POOL_SIZE=20
      - THREADS=4
      - CONNECTION_STRING=postgres://postgres:postgres@db:5432/rinha_backend

  nginx:
    image: nginx:latest
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      - api01
      - api02
    ports:
      - "9999:9999"
    deploy:
      resources:
        limits:
          cpus: "0.1"
          memory: "50MB"
    ulimits:
      nproc: 65535
      nofile:
        soft: 65535
        hard: 65535


  db:
    image: postgres:latest
    hostname: db
    environment:
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_USER=postgres
      - POSTGRES_DB=rinha_backend
    ports:
      - "5432:5432"
    deploy:
      resources:
        limits:
          cpus: "0.2"
          memory: "300MB"
    command: postgres -c max_connections=100 -c effective_io_concurrency=100
    volumes:
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
    healthcheck:
      test: [ "CMD-SHELL", "pg_isready -U postgres -d rinha_backend" ]
      interval: 5s
      timeout: 6s
      retries: 5

networks:
  default:
    driver: bridge
    name: rinha_backend_2024_q1