Add my ssh-key to UBUNTU root

add_ssh_key.sh

#!/bin/bash

# Add my ssh-key to ubuntu root user and active ssh root login
# Login as root or run with sudo
# wget -q -O - "https://gist.github.com/bcalik/7154caad8d7f252c93e4d9efc6e167e9/raw" | bash -

if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 
   exit 1
fi

MY_SSH_KEY='ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIK4WSOTMP0FD2x0c4srykEEYInHS9TvOQ7M9VSwMbMFN burak@macellan.net'

mkdir -p /root/.ssh
echo $MY_SSH_KEY >> /root/.ssh/authorized_keys

# sed -i 's/PermitRootLogin prohibit-password/PermitRootLogin yes/g' /etc/ssh/sshd_config
# sed -i 's/#AuthorizedKeysFile/AuthorizedKeysFile/g' /etc/ssh/sshd_config

if [ -d /run/systemd/system ]; then
   systemctl restart ssh
else
   service ssh restart
fi

echo "Done"

exit 1