#!/bin/sh
# $Id$

SSH="${HOME}/.ssh"

if [ ! -f "${SSH}/identity.pub" ]
then
	PASSPHRASE=
	read -p "Enter ssh passphrase for ${HOSTNAME}:" PASSPHRASE
	ssh-keygen -t rsa1 -N "$PASSPHRASE" -f "${SSH}/identity"
	ssh-keygen -t rsa  -N "$PASSPHRASE" -f "${SSH}/id_rsa"
	ssh-keygen -t dsa  -N "$PASSPHRASE" -f "${SSH}/id_dsa"
	chmod -f go-w "${SSH}" "${SSH}/authorized_keys*"
fi

cd "${SSH}" && \
tar -c id*.pub | \
ssh $* 'tar -x
	SSH="${HOME}/.ssh"
	if [ ! -f "${SSH}/identity.pub" ]
	then
		PASSPHRASE=
		read -p "Enter ssh passphrase for ${HOSTNAME}:" PASSPHRASE
		ssh-keygen -t rsa1 -N "$PASSPHRASE" -f "${SSH}/identity"
		ssh-keygen -t rsa  -N "$PASSPHRASE" -f "${SSH}/id_rsa"
		ssh-keygen -t dsa  -N "$PASSPHRASE" -f "${SSH}/id_dsa"
	fi
	cat identity.pub          >>"${SSH}/authorized_keys"
	cat id_dsa.pub id_rsa.pub >>"${SSH}/authorized_keys2"
	chmod -f go-w "${SSH}" "${SSH}/authorized_keys*"
	rm -f identity.pub id_dsa.pub id_rsa.pub
'