replace {{placeholders}} with your own values
ssh-keygen -f {{identification}} -t rsa -q
ssh-add -K {{identification}}
cat ~/.ssh/{{identification}}.pub | ssh root@spindle.diedrick.net "mkdir /var/www/vhosts/{{site}}/.ssh && chown {{user}} /var/www/vhosts/{{site}}/.ssh && chmod 700 /var/www/vhosts/{{site}}/.ssh"
cat ~/.ssh/{{identification}}.pub | ssh {{user@server}} "cat > ~/.ssh/authorized_keys && chmod 600 ~/.ssh/authorized_keys"
cat ~/.ssh/{{identification}}.pub | ssh {{user@server}} "cat >> ~/.ssh/authorized_keys && chmod 600 ~/.ssh/authorized_keys"