#!/bin/bash
-# Copyright (C) 2019 Ian Kelling
-# SPDX-License-Identifier: AGPL-3.0-or-later
+# This file is part of Ian Kelling's automated-distro-installer
+# Copyright (C) 2024 Ian Kelling
+
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+
+[[ $EUID == 0 ]] || exec sudo -E "${BASH_SOURCE[0]}" "$@"
+
set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
-readonly this_file="$(readlink -f -- "${BASH_SOURCE[0]}")"; cd "${this_file%/*}"
+this_file="$(readlink -f -- "${BASH_SOURCE[0]}")"
+readonly this_file this_dir="${this_file%/*}"
+cd "$this_dir"
+
usage() {
- cat <<EOF
-usage: ${0##*/} [OPTIONS] [HOST]
+ cat <<'EOF'
+usage: fai-redep [OPTIONS] [HOST]
Deploy fai config (the one in nfs) to HOST or default faiserver
+Note, for booting from fai-cd, this needs to be called from myfai-chboot or that via pxe-server,
+due to setting
+echo FAI_ACTION=$fai_action >> /srv/fai/config/class/LAST.var
+note FAI_ACTION might be able to be set elsewhere, like in grub for this case
-d DISTRO DISTRO for setting up fai class DESKTOP packages, for preinstalling stuff.
-t TARGET_HOST Copy only secrets for TARGET_HOST into the config space. Useful for virtual server
case $1 in
-d) distro=$2; shift ;;
-t) target=$2; shift ;;
- -h|--help) usage ;;
+ -h|--help) usage 0 ;;
--) shift; break ;;
*) echo "$0: unexpected args: $*" >&2 ; usage 1 ;;
esac
shift
done
-host=${1:-faiserver}
+host=${1:-faiserver.b8.nz}
readonly host distro target
##### end command line parsing ########
+m() { printf "fai-redep: %s\n" "$*"; "$@"; }
+
# i use faiserver as a dns alias, but ssh key is associated with
# a canonical hostname and we will have ssh warning spam unless we
# use it, so look it up just to avoid the warning spam.
-faiserver_host=$(chost $host) || faiserver_host=$host
+faiserver_host=$(/a/exe/chost $host)
+# faiserver_host=$host
+
+faiserver_addr=$(host $host | sed -rn 's/^\S+ has address //p;T;q' ||:)
+
+rsrv() {
+ local -a opts
+ while [[ $2 ]]; do
+ opts+=("$1")
+ shift
+ done
+ m rsync "${ropts[@]}" "${opts[@]}" "$rpath$1"
+}
+rpath=/srv
+if ! ip a | grep "^ *inet.\? $faiserver_addr" &>/dev/null; then
+ ropts=(-e "ssh -F $HOME/.ssh/confighome")
+ rpath="root@$faiserver_host:/srv"
+ faiserver_shell="ssh -F $HOME/.ssh/confighome root@$faiserver_host"
+fi
-rsync -rlpt --delete --relative --exclude /fai/config/basefiles/ fai/config root@$faiserver_host:/srv
+# we hssh and ssh_filter_btrbk for the initial btrbk (alternatively, I could open up the
+# permissions in authorized_keys, but that just seems lazy)
+install --owner=iank --group=iank -d fai/config/files/usr/local/bin/hssh
+install --owner=iank --group=iank -d fai/config/files/usr/local/bin/ssh_filter_btrbk.sh
+rsync -atL /a/opt/btrbk/ssh_filter_btrbk.sh fai/config/files/usr/local/bin/ssh_filter_btrbk.sh/STANDARD
+rsrv -rlpt --delete --relative --exclude /fai/config/basefiles/ fai/config /
-sudo rsync -a /root/.ssh/home.pub \
- root@$faiserver_host:/srv/fai/config/files/root/.ssh/authorized_keys/STANDARD
# todo: automatically disable faiserver after a period so
# these files are not available.
+
if [[ $target ]]; then
- sudo rsync -lpt --files-from=- /q/root root@$faiserver_host:/srv/fai/config/distro-install-common <<EOF
-luks/$target
-luks/host-$target
-shadow/$target
-EOF
+ secret_files=(luks/$target luks/host-$target shadow/$target)
+ exists=false
+ for f in ${secret_files[@]}; do
+ if [[ -e /q/root/$f ]]; then
+ exists=true
+ secrets_to_send+=("$f")
+ fi
+ done
+ if $exists; then
+ {
+ for f in ${secrets_to_send[@]}; do
+ echo $f
+ done
+ } | rsrv -lpt --files-from=- /q/root /fai/config/distro-install-common
+ fi
else
- sudo rsync -rlpt /q/root/shadow /q/root/luks root@$faiserver_host:/srv/fai/config/distro-install-common
+ rsrv -rlpt /q/root/shadow /q/root/luks /fai/config/distro-install-common
fi
+rsrv -rlpt --delete /a/opt/btrfs-progs-release /a/opt/btrfs-progs /fai/config/distro-install-common
+
dirs=(/p/c/machine_specific/${target:-*}/filesystem/etc/ssh)
if [[ -e ${dirs[0]} ]]; then
- rsync -rlpt --delete --relative ${dirs[@]} root@$faiserver_host:/srv/fai/config/distro-install-common
-fi
-
-. /a/bin/distro-setup/pkgs
-pall+=($(/a/bin/buildscripts/emacs -p; /a/bin/distro-setup/distro-pkgs $distro))
-
-printf "%s\n%s\n" "PACKAGES install" ${pall[*]} | \
- ssh root@$faiserver_host dd of=/srv/fai/config/package_config/DESKTOP 2>/dev/null ||: # broken pipe
-
-
-rsync -rplt --delete $BASEFILE_DIR/*.gz root@$faiserver_host:/srv/fai/config/basefiles/
-ssh root@$faiserver_host bash <<'EOF'
-set -eE -o pipefail
-# make it the root because pxe-kexec only looks there.
-# It wouldn't be too hard to change if we needed.
-# We could also just dump things in /srv/tftp, but fai
-# has some defaults, which I don't even use, which expect
-# the other directory, so it's kind of a tossup, whatever.
-sed -ri 's,^ *(TFTP_DIRECTORY=).*,\1"/srv/tftp/fai",' /etc/default/tftpd-hpa
-systemctl restart tftpd-hpa
-
-changed=false
-f=/srv/fai/nfsroot/root/.ssh/known_hosts
-install -d -m 700 /srv/fai/nfsroot/root/.ssh
-# the known hosts entries that fai already sets up are like
-# IP,HOSTNAME key_info...
-# we are skipping the ip, because it doesn't block ssh
-# with a prompt as long as you have the user supplied hostname,
-# and i don't want to deal with getting it, it's not adding
-# any important security in this case.
-if ! grep -xFq "$line" $f &>/dev/null; then
- changed=true
- printf "%s\n" "$line" >>$f
+ rsrv -rlpt --delete --relative ${dirs[@]} /fai/config/distro-install-common
fi
-if ! modprobe nfsd &>/dev/null; then
- # no apt-cache on maru debian, because we are low on space already
- sed -i '/^ *APTPROXY=/d' /srv/fai/config/class/DEBIAN.var
- # maru debian doesn't have loopback devs created
- if ! losetup -f; then
- shopt -s nullglob
- x=(/dev/loop*)
- minor=0
- if (( ${#x[@]} )); then
- minor=$(( ${x[-1]#/dev/loop} + 1 ))
- fi
- mknod -m660 /dev/loop$minor b 7 $minor
- losetup -f
- fi
- # -B boo only iso, no nfsroot, no paritial miorr, no config space.
- # -f = force, for overwriting
- # -S = make squash image for http booting
- # -d config space url, instead of putting it in the squash.img,
- # this just makes it so that we don't have to regenerate the img
- # when the config changes.
- cd /srv/fai/config
- tar czf /var/www/faiserver/html/config.tar.gz .
- if $changed || [[ ! -e /var/www/faiserver/html/squash.img ]]; then
- # note, on maru, selinux needs to be disabled in android before
- # this will work.
- mount
- export debug=true
- fai-cd -d http://faiserver:8080/config.tar.gz -f -M -S /var/www/faiserver/html/squash.img
- mount
- fi
-fi
-EOF
+# historical notes: once I tried installing all generic packages using
+# the DESKTOP class, and populated the package list here, but it had
+# some problem and figured it was easier to debug if we let fai just
+# handle some basic initial things.
+# I also tried speeding up an initial install by making basefile with
+# lots of packages installed in a script called mk-basefile-big. Many
+# packages fail to install by having debootstrap install extra
+# packages. I tried instead to do a fai dirinstall (fancy chroot) to
+# install packages, then turn that into a new basefile. It had some
+# problem and once again, did not seem worth debugging.
+
+rsrv -rplt --include '/*.zst' --exclude '/**' --delete-excluded $BASEFILE_DIR/ /fai/config/basefiles/