-#!/bin/bash -lx
+#!/bin/bash -l
+set -x
# Deploy fai configuration to faiserver,
# then start a virtual machine to test the config.
set -eE -o pipefail
-trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?"' ERR
-
-ssh root@faiserver rm -rf /srv/fai/config/\*
-scp -r /a/bin/fai/fai/config root@faiserver:/srv/fai
-# fai example pass: fai
-#ROOTPW='$1$kBnWcO.E$djxB128U7dMkrltJHPf6d1'
-
-# generating a hashed password:
-# under debian, you can do
-# echo "yoursecrectpassword" | mkpasswd -m sha-512 -s
-# On arch, best seems to be copy your shadow file to a temp location,
-# then passwd, get out the new pass, then copy the shadow file back.
-ssh root@faiserver tee -a /srv/fai/config/class/DEFAULT.var <<EOF
-ROOTPW='$(cat /p/shadow/standard)'
-EOF
-scp ~/.ssh/id_rsa.pub \
- root@faiserver:/srv/fai/config/files/home/ian/.ssh/authorized_keys/GRUB_PC
-s scp -r /q/root/luks root@faiserver:/srv/fai/config/distro-install-common
-ssh root@faiserver chmod -R a+rX /srv/fai/config/distro-install-common
+trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
+
+cd $(dirname $(readlink -f "$BASH_SOURCE"))
+
+
+# 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=$(chost faiserver) || faiserver_host=faiserver
+
+ssh root@$faiserver_host rm -rf /srv/fai/config
+scp -r fai/config root@$faiserver_host:/srv/fai
+
+
+scp ~/.ssh/id_rsa.pub \
+ root@$faiserver_host:/srv/fai/config/files/home/ian/.ssh/authorized_keys/GRUB_PC
+# todo: automatically disable faiserver after a period so
+# these files are not exposed.
+s scp -r /q/root/luks /q/root/shadow \
+ root@$faiserver_host:/srv/fai/config/distro-install-common
+scp /a/bin/devbyid root@$faiserver_host:/srv/fai/nfsroot/usr/local/bin
+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
+EOF