SSH_KEY GENERATE

gistfile1.txt

user@<yourdomain.com> [~]# ssh-keygen -t dsa
Generating public/private dsa key pair.
Enter file in which to save the key (/home/user/.ssh/id_dsa):     # Press 'enter' here
Enter passphrase (empty for no passphrase):     # Press 'enter' here
Enter same passphrase again:     # Press 'enter' here
Your identification has been saved in /home/user/.ssh/id_dsa.
Your public key has been saved in /home/user/.ssh/id_dsa.pub.
The key fingerprint is:
6f:c3:cb:50:e6:e9:90:f0:0f:68:d2:10:56:eb:1d:91

user@<yourdomain.com> [~]# ssh-copy-id -i ~/.ssh/id_dsa.pub user@'74.63.***' 

ssh-copy-id

#!/bin/sh

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 user@host.tld 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!