Hosting Django Application in AWS or GCloud using Nginx and uwsgi[emperor mode]

hosting

(Reference:https://www.digitalocean.com/community/tutorials/how-to-serve-django-applications-with-uwsgi-and-nginx-on-ubuntu-16-04)

Create an instance, make sure you have allowed HTTP and HTTPS ports.
sudo apt-get update
sudo apt-get install python-pip python-dev
sudo -H pip install virtualenv virtualenvwrapper
sudo nano .bashrc
Add the following:
export WORKON_HOME=/home/ubuntu/.virtualenvs
source /usr/local/bin/virtualenvwrapper.sh
source ~/.bashrc (or) restart terminal
mkvirtualenv demo
workon demo
pip install django
mkdir tutorial
cd tutorial
django-admin.py startproject demo
python demo/manage.py migrate
sudo nano demo/demo settings.py
Add the following:
	ALLOWED_HOSTS = ['your_server_domain_or_IP', 'second_domain_or_IP', . . .]
	STATIC_ROOT = os.path.join(BASE_DIR, 'static/')
python demo/manage.py collectstatic
sudo -H pip install uwsgi
sudo mkdir -p /etc/uwsgi/sites
sudo nano /etc/uwsgi/sites/demo.ini
Add the following:
[uwsgi]
project = demo
uid = ubuntu
base = /home/%(uid)

chdir = %(base)/tutorial/%(project)
home = %(base)/.virtualenvs/%(project)
module = %(project).wsgi:application

master = true
processes = 2

socket = /tmp/%(project).sock
chown-socket = %(uid):www-data
chmod-socket = 666
vacuum = true
sudo nano /etc/systemd/system/uwsgi.service
Add the following:
[Unit]
Description=uWSGI Emperor service

[Service]
ExecStartPre=/bin/bash -c 'mkdir -p /run/uwsgi; chown ubuntu:www-data /run/uwsgi'
ExecStart=/usr/local/bin/uwsgi --emperor /etc/uwsgi/sites
Restart=always
KillSignal=SIGQUIT
Type=notify
NotifyAccess=all

[Install]
WantedBy=multi-user.target
sudo apt-get install nginx
sudo nano /etc/nginx/sites-available/demo
Add the following:
server {
    listen 80;
    server_name 0.0.0.0:80;

    location = /favicon.ico { access_log off; log_not_found off; }
    location /static/ {
        root /home/ubuntu/tutorial/demo;
    }

    location / {
        include         /etc/nginx/uwsgi_params;
        uwsgi_pass      unix:/tmp/demo.sock;
    }
}
sudo ln -s /etc/nginx/sites-available/demo /etc/nginx/sites-enabled
sudo rm /etc/nginx/sites-enabled/default
sudo systemctl restart nginx
sudo systemctl start uwsgi
sudo ufw allow 'Nginx Full'
sudo systemctl enable nginx
sudo systemctl enable uwsgi