ssh tunnel to localhost

ssh -p $port -vnNT -R 8000:localhost:8000 $username@$public_server_ip


upstream tunnel {
  server 127.0.0.1:8000;
}

server {
  listen 80;
  server_name $public_server_ip;
  
  location / {
    proxy_set_header  X-Real-IP  $remote_addr;
    proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $http_host;
    proxy_redirect off;
    
    proxy_pass http://tunnel;
  }
}