#!/bin/sh

# the standard 56 bit DES-based crypt root password (13 chars)
DES_PWD=

HOME=/root
SSH_DIR=$HOME/.ssh
AK=authorized_keys
AUTH_KEYS=/mnt/tmp/packages/$AK
PW_F=/etc/passwd

# tweak the passwd file;
# change root's home directory: / -> /root with fall back,
# in case there are problems ;-)
mv $PW_F $PW_F.old
if sed -e "s,^\(root:.*\):[^:]\+:\([^:]\+\)$,\1:$HOME:\2," $PW_F.old > $PW_F
then
	rm -f $PW_F.old
else
	mv $PW_F.old $PW_F
fi

# set root's password
[ "$DES_PWD" ] && {
	mv $PW_F $PW_F.old
	if sed -e "s,^\(root\)::\([^:]\+:.*\)$,\1:$DES_PWD:\2," $PW_F.old > $PW_F
	then
		rm -f $PW_F.old
	else
		mv $PW_F.old $PW_F
	fi
}

# create root's .ssh directory
mkdir -p $SSH_DIR
chmod 700 $SSH_DIR

# get the authorized_keys
[ -f $AUTH_KEYS ] && cp $AUTH_KEYS $SSH_DIR/$AK