iankelling.org Git - automated-distro-installer/blob - fai-redep

   1 #!/bin/bash
   2 # Copyright (C) 2019 Ian Kelling
   3 # SPDX-License-Identifier: AGPL-3.0-or-later
   4 set -eE -o pipefail
   5 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
   6
   7 [[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
   8
   9 readonly this_file="$(readlink -f -- "${BASH_SOURCE[0]}")"; cd "${this_file%/*}"
  10
  11 usage() {
  12   cat <<EOF
  13 usage: ${0##*/} [OPTIONS] [HOST]
  14 Deploy fai config (the one in nfs) to HOST or default faiserver
  15
  16 Note, for booting from fai-cd, this needs to be called from myfai-chboot or that via pxe-server,
  17 due to setting
  18 echo FAI_ACTION=$fai_action >> /srv/fai/config/class/LAST.var
  19 note FAI_ACTION might be able to be set elsewhere, like in grub for this case
  20
  21 -d DISTRO      DISTRO for setting up fai class DESKTOP packages, for preinstalling stuff.
  22 -t TARGET_HOST Copy only secrets for TARGET_HOST into the config space. Useful for virtual server
  23                on hardware we don't control.
  24 -h|--help    Print help and exit
  25
  26 Note: uses paths specific to authors machine.
  27 EOF
  28   exit $1
  29 }
  30
  31 ##### begin command line parsing ########
  32
  33 # ensure we can handle args with spaces or empty.
  34 ret=0; getopt -T || ret=$?
  35 [[ $ret == 4 ]] || { echo "Install util-linux for enhanced getopt" >&2; exit 1; }
  36
  37 temp=$(getopt -l help hd:t: "$@") || usage 1
  38 eval set -- "$temp"
  39 while true; do
  40   case $1 in
  41     -d) distro=$2; shift ;;
  42     -t) target=$2; shift ;;
  43     -h|--help) usage ;;
  44     --) shift; break ;;
  45     *) echo "$0: unexpected args: $*" >&2 ; usage 1 ;;
  46   esac
  47   shift
  48 done
  49 host=${1:-faiserver}
  50
  51 readonly host distro target
  52
  53 ##### end command line parsing ########
  54
  55 # i use faiserver as a dns alias, but ssh key is associated with
  56 # a canonical hostname and we will have ssh warning spam unless we
  57 # use it, so look it up just to avoid the warning spam.
  58 faiserver_host=$(/a/exe/chost $host) || faiserver_host=$host
  59
  60 faiserver_addr=$(host $host | sed -rn 's/^\S+ has address //p;T;q' ||:)
  61 if ! ip a | grep "^ *inet.\? $faiserver_addr" &>/dev/null; then
  62   rpre="-e 'ssh -F $HOME/.ssh/confighome' root@$faiserver_host:"
  63   faiserver_shell="ssh -F $HOME/.ssh/confighome root@$faiserver_host"
  64 fi
  65
  66 # these are gitignored.
  67 rsync -atL /home/iank/.ssh/authorized_keys fai/config/files/root/.ssh/authorized_keys/STANDARD
  68 # we hssh and ssh_filter_btrbk for the initial btrbk (alternatively, I could open up the
  69 # permissions in authorized_keys, but that just seems lazy)
  70 install --owner=iank --group=iank -d fai/config/files/usr/local/bin/hssh
  71 rsync -atL /a/bin/ds/hssh fai/config/files/usr/local/bin/hssh/STANDARD
  72 install --owner=iank --group=iank -d fai/config/files/usr/local/bin/ssh_filter_btrbk.sh
  73 rsync -atL /a/opt/btrbk/ssh_filter_btrbk.sh fai/config/files/usr/local/bin/ssh_filter_btrbk.sh/STANDARD
  74
  75 rsync -rlpt --delete --relative --exclude /fai/config/basefiles/ fai/config $rpre/srv
  76
  77 # todo: automatically disable faiserver after a period so
  78 # these files are not available.
  79
  80 if [[ $target ]]; then
  81   if test -e /q/root/shadow/$target; then
  82     shadowfile=shadow/$target # empty otherwise
  83   fi
  84   rsync -lpt --files-from=- /q/root $rpre/srv/fai/config/distro-install-common <<EOF
  85 luks/$target
  86 luks/host-$target
  87 $shadowfile
  88 EOF
  89 else
  90   rsync -rlpt /q/root/shadow /q/root/luks $rpre/srv/fai/config/distro-install-common
  91 fi
  92
  93 dirs=(/p/c/machine_specific/${target:-*}/filesystem/etc/ssh)
  94 if [[ -e ${dirs[0]} ]]; then
  95   rsync -rlpt --delete --relative ${dirs[@]} $rpre/srv/fai/config/distro-install-common
  96 fi
  97
  98 . /a/bin/distro-setup/pkgs
  99 pall+=($(/a/bin/buildscripts/emacs -p; /a/bin/distro-setup/distro-pkgs $distro))
 100
 101 printf "%s\n%s\n" "PACKAGES install" ${pall[*]} | \
 102   $faiserver_shell dd of=/srv/fai/config/package_config/DESKTOP 2>/dev/null ||: # broken pipe
 103
 104
 105 rsync -rplt --include '/*.gz' --exclude '/**' --delete-excluded $BASEFILE_DIR/ $rpre/srv/fai/config/basefiles/