sample-rails-template/compose.yaml at main · DefangSamples/sample-rails-template · GitHub

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name: rails
services:
  rails:
    restart: unless-stopped
    build:
      context: ./app
      dockerfile: Dockerfile
    env_file:
    - .env
    environment:
      POSTGRES_PASSWORD: null
    ports:
    - mode: ingress
      target: 3000
      published: 3000
    deploy:
      resources:
        reservations:
          memory: 1GB
    healthcheck:
      test:
      - CMD
      - curl
      - -f
      - http://localhost:3000
      interval: 10s
      timeout: 5s
      retries: 5
    depends_on:
    - db
    - migrate
  migrate:
    restart: 'no'
    build:
      context: ./app
      dockerfile: Dockerfile
    env_file:
    - .env
    environment:
      POSTGRES_PASSWORD: null
    command:
    - bin/rails
    - db:prepare
    depends_on:
      db:
        condition: service_healthy
    deploy:
      resources:
        reservations:
          cpus: '0.5'
          memory: 512M
  db:
    restart: unless-stopped
    image: postgres:16
    x-defang-postgres: true
    environment:
      POSTGRES_PASSWORD: null
    ports:
    - mode: host
      target: 5432
    healthcheck:
      test:
      - CMD-SHELL
      - pg_isready -U postgres
      interval: 10s
      timeout: 5s
      retries: 5
    deploy:
      resources:
        reservations:
          memory: 1GB