#Create ubuntu user
sudo useradd --create-home -s /bin/bash ubuntu
sudo adduser ubuntu sudo
sudo passwd ubuntu
#type new password for ubuntu user

#if you have ~/.ssh/id_rsa.pub in your local file, then you should copy it /home/ubuntu/.ssh/id_rsa.pub, if you don't have you should create one by run following command, then copy it to your /home/ubuntu/.ssh/id_rsa.pub
ssh-keygen -t rsa -b 4096 -C "[email protected]"

#Enter a file in which to save the key (/Users/you/.ssh/id_rsa): [Press enter]
#Enter passphrase (empty for no passphrase): [Type a passphrase]
#Enter same passphrase again: [Type passphrase again]
#ssh-add ~/.ssh/id_rsa

curl http://localhost:8888/?token=a9b26de95e061e401ea302xxx

from notebook.auth import passwd
passwd()
'sha1:233425b328af23...'
# save this secret

jupyter notebook --generate-config
cd .jupyter
# put secret below in config
echo "c.NotebookApp.password = 'sha1:233425b328af23...'" >> jupyter_notebook_config.py

server {
    listen 80 default_server;

    location / {
        proxy_pass            http://localhost:8888;
        proxy_set_header      Host $host;
    }

    location /api/kernels/ {
        proxy_pass            http://localhost:8888;
        proxy_set_header      Host $host;
        # websocket support
        proxy_http_version    1.1;
        proxy_set_header      Upgrade "websocket";
        proxy_set_header      Connection "Upgrade";
        proxy_read_timeout    86400;
    }
}

# install nginx server
sudo apt-get update
sudo apt-get install nginx

# copy my.conf to nginx configuration location
cp ~/my.conf /etc/nginx/sites-available/default

# start proxy server
service nginx restart

# see if any error log, if empty, good to go
tail /var/log/nginx/error.log