Deploy using nginx and gunicorn and install ssl

Deploy.md

Deploy with nginx and gunicorn

1. Clone and run your project
2. sudo apt update
3. sudo apt install python3-pip python3-dev nginx
4. sudo pip3 install virtualenv
5. python3 -m venv env
6. source ./env/bin/activate
7. pip install gunicorn
8. deactivate
9. sudo vim /etc/systemd/system/gunicorn.socket

Paste the content below

[Unit]
Description=gunicorn socket

[Socket]
ListenStream=/run/gunicorn.sock

[Install]
WantedBy=sockets.target

10. sudo vim /etc/systemd/system/gunicorn.service

Paste the content below

[Unit]
Description=gunicorn daemon
Requires=gunicorn.socket
After=network.target

[Service]
User=<username>
Group=www-data
WorkingDirectory=/home/<username>/<projectdir>
ExecStart=/home/<username>/<projectdir>/env/bin/gunicorn \
          --access-logfile - \
          --workers 3 \
          --bind unix:/run/gunicorn.sock \
          <application_name>.wsgi:application

[Install]
WantedBy=multi-user.target

11. sudo systemctl start gunicorn.socket

12. sudo systemctl enable gunicorn.socket

13. sudo vim /etc/nginx/sites-available/<application_name>

Paste the content below

server {
    listen 80;
    server_name www.domain_name.com;

    location = /favicon.ico { access_log off; log_not_found off; }
    location /static/ {
        root /home/<username>/<projectdir>;
    }

    location / {
        include proxy_params;
        proxy_pass http://unix:/run/gunicorn.sock;
    }
}

14. sudo ln -s /etc/nginx/sites-available/<application_name> /etc/nginx/sites-enabled/
15. sudo systemctl restart nginx

Installing ssl

1. sudo apt install python3-certbot-nginx certbot
2. sudo certbot --nginx