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Python Django deployment

  • Normally there are following way to deploy python service
    • ECS/EKS
    • EC2
    • EBS (elastic beanstalk)
    • Lambda
  • WSGI
    • WSGI is the Web Server Gateway Interface. It is a specification that describes how a web server communicates with web applications
    • why we need a gateway mediator
      • flexiblity
        • If you directly point your web server to your application, it reduces the flexibility** **of your application. Since your web server now directly points to your web application, you are unable to swap out web stack components. 
          :drawer:
              let’s say you’ve decided to deploy your application using Gunicorn, but several years later, you decide to switch from Gunicorn to mod_wsgi. In this situation, you could easily switch to mod_wsgi without making any changes in the application or framework because you used WSGI. WSGI provides flexibility to your application.

:END:
      • scalability
        • WSGI is capable of serving thousands of requests at a time. The WSGI server is responsible for handling the requests from the web server and making decisions for carrying out the communication of those requests to an application framework’s process. we can divide the responsibilities among the servers for scaling web traffic.
    • How to use Django with Gunicorn
    • How to use Django with uWSGI
    • How to use Django with Apache and mod
    • How to authenticate against Django’s user database from Apache
  • ASGI