nginx.conf

# This goes in /etc/nginx/nginx.conf
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# based on the Jupyter team's tmpnb nginx.conf:
#   https://github.com/jupyter/tmpnb-deploy/blob/master/roles/proxy/templates/nginx.conf.j2
# and Carl Boettiger's nginx.conf:
#   https://gist.github.com/cboettig/8643341bd3c93b62b5c2
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
user www-data;
worker_processes 2;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;
events {
    worker_connections 1024;
}
http {
    include /etc/nginx/mime.types;
    default_type application/octet-stream;
    # Enumerate all the servers here
    upstream jupyter {
        ip_hash;
        server 127.0.0.1:8000;
        server 10.0.0.2:8000;
        server 10.0.0.3:8000;
        server 10.0.0.5:8000;
        server 10.0.0.6:8000;
        server 10.0.0.7:8000;
        server 10.0.0.8:8000;
    }

    server {
        listen 80;
        server_name jupyter.rocks  www.jupyter.rocks;
    #    rewrite ^ https://$host$request_uri? permanent;  # if you do https
    #}
    # server {
    #    listen 443;
        client_max_body_size 50M;
        access_log /var/log/nginx/access.log;
        error_log /var/log/nginx/error.log;
        location / {
            proxy_pass http://jupyter;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header Host $http_host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header X-NginX-Proxy true;
            #proxy_pass_header Server;
            #proxy_redirect off;
            proxy_set_header X-Scheme $scheme;
        }
        location ~* /(api/kernels/[^/]+/(channels|iopub|shell|stdin)|terminals/websocket)/? {
            proxy_pass http://jupyter;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header Host $host;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

            # WebSocket support
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            proxy_read_timeout 86400;
        }
    }
}