set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
+case $1 in
+ -h|--help)
+ echo "see help from myfai-chboot"
+ exit 0
+ ;;
+esac
+
[[ $EUID == 0 ]] || exec sudo "${BASH_SOURCE}" "$@"
e() { echo "$@"; "$@"; }
exit 0
fi
+host=$1
+ip=$(getent hosts $host | awk '{print $1}')
+
std_arg="-u nfs://faiserver/srv/fai/config"
e fai-chboot -Iv $std_arg default # set it to default to get a val out of it next
kernel=$(fai-chboot -L '^default$' | awk '{print $3}')
k_args=$(fai-chboot -L '^default$' | \
sed -r "s/^(\S+\s+){3}(.*root=)(.*)/\2$my_ip:\3/")
rm -f /srv/tftp/fai/pxelinux.cfg/*
-e fai-chboot -k "$k_args" -v -f verbose,sshd,createvt,reboot $std_arg $kernel "$@"
+e fai-chboot -k "$k_args" -v -f verbose,sshd,createvt,reboot $std_arg $kernel "$host"
+
+# fai-setup without -e sets the ip to the local_ip/local_network, eg 192.168.1.3/24
+# I restrict it to one ip as simple but imperfect access control.
+sed -ri --follow-symlinks '\%^/srv/fai/%d' /etc/exports
+cat >>/etc/exports <<EOF
+/srv/fai/config $ip/32(async,ro,no_subtree_check)
+/srv/fai/nfsroot $ip/32(async,ro,no_subtree_check,no_root_squash)
+EOF
+exportfs -ra
# todo, remove the nopxe script. adjust fai-check to reboot if it fails on the kexec.