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MANUAL.md

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Announcement

  • If you use this source code without any change, your program is not executed, because some files contains personal information, so I removed related information.
  • this manual doesn't provide any screenshot, so If you want some screenshots and detailed information then go http://onikaze.tistory.com/647 .

Environment

  • OS: Ubuntu 18.04 LTS
  • Python: 3.7
  • Django: 2.2.4 (Version Merged)
  • MySQL: 5.7

Packages to implement this code

  • APT
$ sudo apt-get install python3.7-dev lib-mysqlclient-dev
  • VENV and PIP
$ python3 -m venv venv
(venv)$ pip install --upgrade pip
(venv)$ pip install django==2.2
(venv)$ pip install mysqlclient
(venv)$ pip install django-storages[google]
(venv)$ pip install Pillow

Environment variables in settings.py

  • GS_CREDENTIALS: Google Storage Service Account Information

    • To use this variable, you must add 'from google.oauth2 import service_account'.

  • DEFAULT_FILE_STORAGE: Media Storage, declared GoogleCloudMediaStorageClass in storage_backends.py

  • STATICFILES_STORAGE: Static Storage, decalred GoogleCloudStaticStorageClass in storage_backends.py

  • GS_PROJECT_ID: Project ID

  • GS_MEDIA_BUCKET_NAME / GS_STATIC_BUCKET_NAME: Media/Static Bucket name

  • STATIC_URL/MEDIA_URL: Static/Media URL Addresses

Preparation in Google Cloud

  1. Create a project

  2. Create a Service Account Key

  • Menu: API & Services - Credential
  • Select a New service account key and you select a JSON key type.
  • the JSON file will be used to connect a Google Storage and it's file name will be changed to 'secret/bucket-admin.json'.
  • an e-mail address in the JSON file will be used to add a bucket permision in the storage.
  1. Create a VM Machin in Compute Engine
  • Please check HTTP, HTTPS checkbox.
  • After creation, allow TCP:8000 in the Firewall Rules.
  • Have to set a python version 3.7 in VM instance.
  1. Create a SQL
  • Recommend MySQL 5.7 version
  • After creation, also create user and database
  • After connecting, create a table, 't_images' 
    create table t_images (
id integer primary key auto_increment,
image varchar2(300) not null,
creation_date datetime
);
  • If you want to use other external tools, check public IP address and input an 'Add Network', otherwise recommend using Cloud SQL Proxy
  1. Create a Storage
  • Media/Static buckets are separeted in thie project
  • After deploying app engine, automatically three buckets but it is not important.
  • Add a bucket permission. the permission's member is an e-mail address of created service account key.
  1. a test of the django development environment(in VM) and to execute in the web browser
  • python manage.py runserver :8000
  • input :8000 in the web browser
  • set a ALLOWED_HOSTS=["*"] in settings.py temporarily

Thank you for your concerns.