Delete and rebuild SSH keys for an instance

rebuildSSHKeys.sh

#!/bin/bash

# This will delete and rebuild the SSH Keys of an instance
# Usefull if you clone CTs and VMs

sudo rm -v /etc/ssh/ssh_host_*
sudo dpkg-reconfigure openssh-server
sudo systemctl restart ssh

# You may need to reboot to fix weird issues

############################
# To clean old keys on clients, you can use:
# ssh-keygen -R <HOSTNAME/IP>
# You will get errors if you don't clean the old keys

exit 0