X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=fai-redep;h=e7aab6d221f564f1664c20dbcc35a3bb156f59aa;hb=a199d585d33ace63662c0fea99a5c5d6d498d14b;hp=ad913a228a81e0a40ca1c00ed380b2124936bb1d;hpb=c8bd51084bc4d90b9653d521e7cb05e17e417d97;p=automated-distro-installer diff --git a/fai-redep b/fai-redep index ad913a2..e7aab6d 100755 --- a/fai-redep +++ b/fai-redep @@ -1,34 +1,146 @@ -#!/bin/bash -l -set -x - -# Deploy fai configuration to faiserver, -# then start a virtual machine to test the config. - +#!/bin/bash +# Copyright (C) 2019 Ian Kelling +# SPDX-License-Identifier: AGPL-3.0-or-later set -eE -o pipefail trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR -cd $(dirname $(readlink -f "$BASH_SOURCE")) +readonly this_file="$(readlink -f -- "${BASH_SOURCE[0]}")"; cd "${this_file%/*}" + +usage() { + cat <> /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 + on hardware we don't control. +-h|--help Print help and exit + +Note: uses paths specific to authors machine. +EOF + exit $1 +} + +##### begin command line parsing ######## + +# ensure we can handle args with spaces or empty. +ret=0; getopt -T || ret=$? +[[ $ret == 4 ]] || { echo "Install util-linux for enhanced getopt" >&2; exit 1; } + +temp=$(getopt -l help hd:t: "$@") || usage 1 +eval set -- "$temp" +while true; do + case $1 in + -d) distro=$2; shift ;; + -t) target=$2; shift ;; + -h|--help) usage ;; + --) shift; break ;; + *) echo "$0: unexpected args: $*" >&2 ; usage 1 ;; + esac + shift +done +host=${1:-faiserver} +readonly host distro target + +##### end command line parsing ######## # 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=$(chost faiserver) || faiserver_host=faiserver +faiserver_host=$(chost $host) || faiserver_host=$host +rsync -rlpt --delete --relative --exclude /fai/config/basefiles/ fai/config root@$faiserver_host:/srv -ssh root@$faiserver_host rm -rf /srv/fai/config -scp -r fai/config root@$faiserver_host:/srv/fai +sudo rsync -a /root/.ssh/home.pub \ + root@$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 [[ $target ]]; then + if sudo test -e /q/root/shadow/$target; then + shadowfile=shadow/$target # empty otherwise + fi + sudo rsync -lpt --files-from=- /q/root root@$faiserver_host:/srv/fai/config/distro-install-common </dev/null ||: # broken pipe + + +rsync -rplt --include '/*.gz' --exclude '/**' --delete-excluded $BASEFILE_DIR/ root@$faiserver_host:/srv/fai/config/basefiles/ ssh root@$faiserver_host bash <<'EOF' set -eE -o pipefail -chmod 644 /srv/fai/config/files/home/ian/.ssh/authorized_keys/GRUB_PC -chmod -R a+rX /srv/fai/config/distro-install-common +# make it the root because pxe-kexec only looks there. +# It wouldn't be too hard to change if we needed. +# We could also just dump things in /srv/tftp, but fai +# has some defaults, which I don't even use, which expect +# the other directory, so it's kind of a tossup, whatever. +sed -ri 's,^ *(TFTP_DIRECTORY=).*,\1"/srv/tftp/fai",' /etc/default/tftpd-hpa +systemctl restart tftpd-hpa + +changed=false +f=/srv/fai/nfsroot/root/.ssh/known_hosts +install -d -m 700 /srv/fai/nfsroot/root/.ssh +# the known hosts entries that fai already sets up are like +# IP,HOSTNAME key_info... +# we are skipping the ip, because it doesn't block ssh +# with a prompt as long as you have the user supplied hostname, +# and i don't want to deal with getting it, it's not adding +# any important security in this case. +if ! grep -xFq "$line" $f &>/dev/null; then + changed=true + printf "%s\n" "$line" >>$f +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