2 # Copyright (C) 2016 Ian Kelling
4 # Licensed under the Apache License, Version 2.0 (the "License");
5 # you may not use this file except in compliance with the License.
6 # You may obtain a copy of the License at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 # Unless required by applicable law or agreed to in writing, software
11 # distributed under the License is distributed on an "AS IS" BASIS,
12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
17 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
19 [[ $EUID == 0 ]] ||
exec sudo
-E "${BASH_SOURCE[0]}" "$@"
24 if [[ -L $dest ]]; then
31 if [[ $SUDO_USER ]]; then
35 user_ssh_dir
=$
(eval echo ~
$user)/.
ssh
36 if [[ ! -s $user_ssh_dir/authorized_keys
]]; then
37 echo missing
$user_ssh_dir/authorized_keys. bad sign. bailing
>&2
41 # remove broken links, or else rsync has error about them.
42 find $user_ssh_dir -xtype l
-exec rm '{}' \
;
43 # -t times, so it won't rewrite the file every time,
45 rsync
-rtL --delete $user_ssh_dir/ $dest
46 chown
-R root
:root
/root
/.
ssh
49 d
=/etc
/initramfs-tools
50 if [[ -e $d ]] && ! diff -q /root
/.ssh
/authorized_keys
$d/root
/.ssh
/authorized_keys
&>/dev
/null
; then
51 mkdir
-p $d/root
/.
ssh /etc
/dropbear-initramfs
52 chmod 700 $d/root
$d/root
/.
ssh
53 cp -p /root
/.ssh
/authorized_keys
$d/root
/.ssh
/authorized_keys
54 cp -p /root
/.ssh
/authorized_keys
/etc
/dropbear-initramfs
55 update-initramfs
-u -k all