local/user-root-configure

   1 #!/bin/sh -eu
   2 # SYNTAX: $user
   3 tool=$(readlink -e "${0%/*}/..")
   4 . "$tool"/local/lib.sh
   5
   6 sudo install -d -m 750 -o root -g root \
   7  /root/etc \
   8  /root/etc/gpg \
   9  /root/etc/ssh
  10 sudo ln -fns etc/gpg /root/.gnupg
  11 sudo ln -fns etc/ssh /root/.ssh
  12 getent group sudo |
  13 while IFS=: read -r group x x users
  14  do while test -n "$users" && IFS=, read -r user users <<-EOF
  15                 $users
  16                 EOF
  17          do eval home="~$user"
  18                 sudo cat "$home"/etc/ssh/authorized_keys
  19          done
  20  done |
  21 sudo install -m 640 -o root -g root /dev/stdin \
  22  /root/etc/ssh/authorized_keys
  23 gpg \
  24  --homedir "$tool"/var/pub/openpgp/ \
  25  --no-default-keyring \
  26  --secret-keyring /dev/null \
  27  --export |
  28 sudo gpg --import -