docker-compose.yml

version: '3.9'

services:
  api01: &api
    container_name: svc-01
    image: nicolasmmb/a-go-rinha:latest
    # build:
    #   context: .
    #   dockerfile: Dockerfile
    #   target: final
    depends_on:
      db: 
          condition: service_healthy
    deploy:
      resources:
        limits:
          cpus: '0.3'
          memory: '32MB'
    environment:
      SERVER_PORT: 9999
      SERVER_ADDR: 0.0.0.0
      DB_HOST: db
      DB_PORT: 5432
      DB_USER: rinha
      DB_PASS: rinha
      DB_NAME: rinha
    healthcheck:
      test: ["CMD", "curl", "--fail", "http://localhost:9999/ping"]
      interval: 3s
      timeout: 500ms
      retries: 15
      start_period: 1s

  api02:
    container_name: svc-02
    <<: *api


  db:
    container_name: svc-db
    image: postgres:16.1-alpine
    hostname: database
    command: postgres -c config_file=/docker-entrypoint-initdb.d/postgresql.conf
    volumes:
      - ./config/init.v2.sql:/docker-entrypoint-initdb.d/init.sql
      - ./config/postgresql.conf:/docker-entrypoint-initdb.d/postgresql.conf
    healthcheck:
      test: ["CMD-SHELL", "pg_isready"]
      interval: 5s
      timeout: 5s
      retries: 25
      start_period: 3s
    deploy:
      resources:
        limits:
          cpus: '0.55'
          memory: '450MB'
    environment:
      POSTGRES_DB: rinha
      POSTGRES_USER: rinha
      POSTGRES_PASSWORD: rinha
    ports:
      - "5432:5432"

  nginx: 
    container_name: svc-lb
    image: nginx:latest
    volumes:
      - ./config/nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      db:
        condition: service_healthy
      api01:
        condition: service_healthy
      api02:
        condition: service_healthy
    deploy:
      resources:
        limits:
          cpus: '0.35'
          memory: '32MB'
    ports:
      - "9999:9999"