docker-compose.yml

version: "3.5"

x-db-connection-settings: &db-connection-settings
  CREBITO_DB__uri: "postgresql+asyncpg://user:password@127.0.0.1/crebito"
  CREBITO_DB__pool_size: 10
  CREBITO_DB__max_overflow: 10
  CREBITO_DB__pool_timeout: 60
  CREBITO_DB__pool_recycle: 1800
  CREBITO_DB__echo: false

x-healthcheck-settings: &default-healthcheck
  interval: 1s
  timeout: 3s
  retries: 5
  start_period: 1s

services:
  api1: &api
    image: docker.io/vgdss/crebito:latest
    #pull_policy: always
    hostname: api1
    container_name: rinha-api1
    depends_on:
      postgres:
        condition: service_healthy
    network_mode: host
    environment:
      <<: *db-connection-settings
      PORT: 8001
    deploy:
      resources:
        limits:
          cpus: "0.45"
          memory: "100MB"
    healthcheck:
      <<: *default-healthcheck
      test: ["CMD-SHELL", "curl -f http://127.0.0.1:8001/clientes/1/extrato || exit 1"]


  api2:
    <<: *api
    hostname: api2
    container_name: rinha-api2
    depends_on:
      postgres:
        condition: service_healthy
      api1:
        condition: service_healthy        
    environment:
      <<: *db-connection-settings
      PORT: 8002
    healthcheck:
      <<: *default-healthcheck
      test: ["CMD-SHELL", "curl -f http://127.0.0.1:8002/clientes/1/extrato || exit 1"]

  nginx:
    image: nginx:latest
    container_name: rinha-nginx
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
    depends_on:
      api1:
        condition: service_healthy
      api2:
        condition: service_healthy        
    network_mode: host
    deploy:
      resources:
        limits:
          cpus: "0.1"
          memory: "50MB"
    healthcheck:
      <<: *default-healthcheck
      test: ["CMD-SHELL", "curl -f http://127.0.0.1:9999/clientes/1/extrato || exit 1"]         

  postgres:
    image: postgres:latest
    container_name: rinhadb
    environment:
      POSTGRES_DB: crebito
      POSTGRES_USER: user
      POSTGRES_PASSWORD: password
    network_mode: host
    volumes:
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
      - pgdata:/var/lib/postgresql/data
      - ./postgresql.conf:/docker-entrypoint-initdb.d/postgresql.conf
    command: postgres -c config_file=/docker-entrypoint-initdb.d/postgresql.conf
    deploy:
      resources:
        limits:
          cpus: "0.5"
          memory: "300MB"
    healthcheck:
      <<: *default-healthcheck
      test: ["CMD", "pg_isready", "-U", "user", "-d", "crebito","-h", "127.0.0.1", "-p", "5432"]

volumes:
  pgdata: