Docker Compose 複数コンテナの連携・Dockerfile のコンパイル

version: "3.9"
services:
  keras:
    build:
      context: .
      dockerfile: Dockerfile-gpu
    secrets:
      - user_ssh_pub
      - user_git_key
      - user_git_config
    ports:
      - '2222:22'
    volumes:
      # $ sudo chown -R 5000:5000 /var/keras-data
      - /var/keras-data:/home/aichan
    deploy:
      resources:
        reservations:
          devices:
            - driver: nvidia
              count: 1
              # device_ids: ['0', '3']
              capabilities: [ gpu ]
    restart: always

  postgres:
    image: postgres:latest
    container_name: postgres
    user: 5050:5050
    volumes:
      # $ sudo chown -R 5050:5050 <host_directory>
      - /var/pgsql-data/initdb.d/:/docker-entrypoint-initdb.d/
      - /var/pgsql-data/data:/var/lib/postgresql/data
    environment:
      POSTGRES_USER: root
      POSTGRES_PASSWORD: root
      POSTGRES_INITDB_ARGS: "--encoding=UTF-8"
    hostname: postgres
    restart: always

  pgadmin4:
    image: dpage/pgadmin4:latest
    container_name: pgadmin4
    volumes:
      # $ sudo chown -R 5050:5050 <host_directory>
      - /var/pgadmin-data:/var/lib/pgadmin
    environment:
      PGADMIN_DEFAULT_EMAIL: root@example.com
      PGADMIN_DEFAULT_PASSWORD: root
      PGADMIN_DISABLE_POSTFIX: "False"
    hostname: pgadmin4
    depends_on:
      - postgres
    restart: always

secrets:
  user_ssh_pub:
    file: /home/atsushi/.ssh/id_rsa.pub
  user_git_key:
    file: /home/atsushi/.ssh/id_rsa.github
  user_git_config:
    file: /home/atsushi/.ssh/config