docker-compose.yml

version: '3.9'
services:

  postgres: # Banco de dados
    image: postgres:alpine
    container_name: postgres
    hostname: postgres
    network_mode: host
    environment:
      POSTGRES_USER: root
      POSTGRES_PASSWORD: 1234
      POSTGRES_DB: root
    command: postgres -c max_connections=400 -c log_min_messages=FATAL -c log_min_error_statement=FATAL -c listen_addresses='*'
    volumes:
      - ./db/init.sql:/docker-entrypoint-initdb.d/init.sql
    healthcheck:
      test: ["CMD-SHELL", "pg_isready"]
      interval: 5s
      timeout: 10s
      retries: 2
      start_period: 10s
    deploy:
      resources:
        limits:
          cpus: '0.55'
          memory: '300MB'


  api1: # API - Instância 01
    image: glaucolmf/rinhabackend_2024:v.0.3.0
    hostname: api1
    network_mode: host
    environment:
      API_DISABLE_DOCS: True
      API_PORT: 8001
      WORKERS: 2
      LOG_LEVEL: ERROR
    depends_on:
      - postgres
    deploy:
      resources:
        limits:
          cpus: '0.425'
          memory: '100MB'

  api2: # API - Instância 01
    image: glaucolmf/rinhabackend_2024:v.0.3.0
    hostname: api2
    network_mode: host
    environment:
      API_DISABLE_DOCS: True
      API_PORT: 8002
      LOG_LEVEL: ERROR
      WORKERS: 2
    depends_on:
      - postgres
    deploy:
      resources:
        limits:
          cpus: '0.425'
          memory: '100MB'

  nginx: # Load Balancer
    image: nginx:1.25-alpine-slim
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      - api1
      - api2
    hostname: nginx
    network_mode: host
    deploy:
      resources:
        limits:
          cpus: '0.1'
          memory: '50MB'