Setup

Nginx is used to route traffic to the Fastapi server.

Editing default configurations that comes with nginx installation.

# Install Python and Nginx in Server
sudo apt install -y python3-pip nginx

sudo vim /etc/nginx/nginx.conf

sudo vim /etc/nginx/sites-enabled/new_file_name

Setup nginx in the new file

server {
  listen 80;
  server_name 0.0.0.0;
  location / {
    proxy_pass http://127.0.0.1:8000;
  }
}

##
# Logging Settings
##

access_log /var/log/nginx/access.log;
error_log /var/log/nginx/error.log;

Breakdown with multiple processes

server {
  listen 80; # standard port for HTTP traffic
  server_name 0.0.0.0; # catch all traffic to this server
  location /one { # matching URL prefix
    proxy_pass http://127.0.0.1:8000; # mathching location will be forwarded proxy to this address
  }
    location /two {
    proxy_pass http://127.0.0.1:8001;
  }
}

With HTTPS redirect

server {
  listen 443 ssl; # standard port for HTTPS traffic
  server_name 0.0.0.0; # all traffic
  location / {
    proxy_pass http://127.0.0.1:8000;

HTTPs setup

server {
    listen              443 ssl;
    server_name         www.example.com;
    ssl_certificate     www.example.com.crt;
    ssl_certificate_key www.example.com.key;
    ssl_protocols       TLSv1.2 TLSv1.3;
    ssl_ciphers         HIGH:!aNULL:!MD5;
    ...
}

Run

# Start nginx
sudo service nginx restart

# Test nginx
sudo nginx -t

# stop nginx
sudo service nginx stop

sudo systemctl enable nginx
sudo systemctl start nginx
sudo systemctl status nginx

# FastAPI run
# Uvicorn is the server runner
pip install uvicorn

# Run fastapi using Uvicorn 
uvicorn file_name:app

# Run fastapi in specified port
uvicorn main:app --port 8001

Log

# View Nginx Access Log
sudo vim /var/log/nginx/access.log

# View Nginx Error Log
sudo vim /var/log/nginx/error.log

Console Output

Make output console scrollable

"your_command" | less

Remove

# remove nginx
sudo apt-get remove nginx nginx-common

# remove including configuration files
sudo apt-get purge nginx nginx-common