#!/bin/sh
# written by: Herman Griffin
# herman@hermangriffin.com

if [ ! $1 ];
then
	echo "USAGE:"
	echo " $0 USER@HOST";
	echo " USER = SSH username";
	echo " HOST = SSH server to export your public key to"
else
	key_file=$(echo ~/.ssh/id_rsa.pub);
	auth_file=".ssh/authorized_keys";
	key=$(cat $key_file);

	ssh $1 "touch $auth_file; chmod 644 $auth_file; echo $key >> $auth_file; tail -n1 $auth_file";
fi