ssh-copy-id

#!/bin/sh

# http://blog.tinogomes.com/2010/02/24/ssh-copy-id-no-mac-os-x/

KEY="$HOME/.ssh/id_rsa.pub"

if [ ! -f $KEY ];then
  echo "private key not found at $KEY"
  echo "* please create it with "ssh-keygen -t dsa" *"
  echo "* to login to the remote host without a password, don't give the key you create with ssh-keygen a password! *"
  exit
fi

if [ -z $1 ];then
  echo "Please specify [email protected] as the first switch to this script"
  exit
fi

echo "Putting your key on $1... "

KEYCODE=`cat $KEY`
cat $KEY | ssh $1 "cat - >> ~/.ssh/authorized_keys"

echo "done!"