+ exit $1
+}
+case $1 in
+ -h|--help) usage ;;
+esac
+
+host=${1:-faiserver}
+distro=$2
+
+# i use faiserver as a dns alias, but ssh key is associated with
+# a canonical hostname and we will have ssh warning spam unless we
+# use it, so look it up just to avoid the warning spam.
+faiserver_host=$(chost $host) || faiserver_host=$host
+
+rsync -rlpt --delete --relative --exclude /fai/config/basefiles/ fai/config root@$faiserver_host:/srv
+
+
+scp -q ~/.ssh/home.pub \
+ root@$faiserver_host:/srv/fai/config/files/root/.ssh/authorized_keys/GRUB_PC
+# todo: automatically disable faiserver after a period so
+# these files are not exposed.
+sudo scp -qr /q/root/luks /q/root/shadow \
+ root@$faiserver_host:/srv/fai/config/distro-install-common
+
+# should tar ssh all the files, but these ones really justified it
+tar -cz /p/c/machine_specific/*/filesystem/etc/ssh | \
+ ssh root@$faiserver_host tar -xz -C /srv/fai/config/distro-install-common
+
+
+. /a/bin/distro-setup/pkgs
+pall+=($(/a/bin/buildscripts/emacs -p; /a/bin/distro-setup/distro-pkgs $distro))
+{ echo PACKAGES install; echo "${pall[*]}"|sed 's/ /\n/g'; } | \
+ 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@$faiserver_host bash <<'EOF'
+set -eE -o pipefail
+# make it the root because pxe-kexec only looks there.
+# It wouldn't be too hard to change if we needed.
+# We could also just dump things in /srv/tftp, but fai
+# has some defaults, which I don't even use, which expect
+# the other directory, so it's kind of a tossup, whatever.
+sed -ri 's,^ *(TFTP_DIRECTORY=).*,\1"/srv/tftp/fai",' /etc/default/tftpd-hpa
+systemctl restart tftpd-hpa
+chmod 644 /srv/fai/config/files/root/.ssh/authorized_keys/GRUB_PC
+chmod -R a+rX /srv/fai/config/distro-install-common
+
+changed=false
+f=/srv/fai/nfsroot/root/.ssh/known_hosts
+install -d -m 700 /srv/fai/nfsroot/root/.ssh
+# the known hosts entries that fai already sets up are like
+# IP,HOSTNAME key_info...
+# we are skipping the ip, because it doesn't block ssh
+# with a prompt as long as you have the user supplied hostname,
+# and i don't want to deal with getting it, it's not adding
+# any important security in this case.
+if ! grep -xFq "$line" $f &>/dev/null; then
+ changed=true
+ printf "%s\n" "$line" >>$f