iankelling.org Git - distro-setup/blob - keyscript-off

   1 #!/bin/bash
   2 # I, Ian Kelling, follow the GNU license recommendations at
   3 # https://www.gnu.org/licenses/license-recommendations.en.html. They
   4 # recommend that small programs, < 300 lines, be licensed under the
   5 # Apache License 2.0. This file contains or is part of one or more small
   6 # programs. If a small program grows beyond 300 lines, I plan to switch
   7 # its license to GPL.
   8
   9 # Copyright 2024 Ian Kelling
  10
  11 # Licensed under the Apache License, Version 2.0 (the "License");
  12 # you may not use this file except in compliance with the License.
  13 # You may obtain a copy of the License at
  14
  15 #     http://www.apache.org/licenses/LICENSE-2.0
  16
  17 # Unless required by applicable law or agreed to in writing, software
  18 # distributed under the License is distributed on an "AS IS" BASIS,
  19 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20 # See the License for the specific language governing permissions and
  21 # limitations under the License.
  22
  23
  24 set -eE -o pipefail
  25 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?"' ERR
  26
  27 [[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
  28 if [[ $- != *i* ]]; then
  29     exec &>/var/log/keyscript-off.log
  30     echo "$0: starting. $(date)"
  31 fi
  32 sed="sed --follow-symlinks"
  33
  34 if [[ $($sed -rn 's/^ID=(.*)/\1/p' /etc/os-release) == arch ]]; then
  35     if grep -q '^\s*FILES=' /etc/mkinitcpio.conf; then
  36         $sed -ri 's/^\s*FILES=/#\0/' /etc/mkinitcpio.conf # comment out
  37         mkinitcpio -p linux
  38     fi
  39 else
  40     x=/root/keyscript
  41     if grep -q "${x}," /etc/crypttab; then
  42       $sed -i "s#${x},#decrypt_keyctl,#" /etc/crypttab
  43         update-initramfs -u
  44     fi
  45 fi
  46
  47 # switch to easy or hard pass which is the same as luks
  48 f=/q/root/shadow/traci
  49 [[ $HOSTNAME != tpnew ]] || usermod -p "$(cat $f)" iank
  50 echo "$0: finished. $(date)"