template for closing port forwarding connection with remote jupyter notebook

stop_jnb.sh

#!/bin/bash

# Find the jupyter notebook running on the server and shut it down:
ssh -l <USERNAME> <SERVER> 'jupyter notebook stop $(jupyter notebook list | grep -E -o 'localhost:[0-9]{4}' | grep -E -o '[0-9]{4}')'

# Find port forwarding process ID to kill on the local machine:
pid=$(ps -ef | grep ssh | grep ? | awk '{print $2}')

kill $pid