#!/bin/bash -e

hash -r
setglobal PROG = $(0##*/)

proc usage{
    local ret=$(1:-0)
    if test $ret -eq 0  {
        exec 3>&1
    } else {
        exec 3>&2
    }
    cat <<EoF >&3
${PROG} path-to-keyfile
EoF
    exec 3>&-
    exit ${ret}
}

setglobal keypath = $(1:-$HOME/.ssh/id_rsa.bcpc)
setglobal distroot = '/var/www/cobbler/pub/keys'

yes | ssh-keygen -N '' -f $(keypath)
if test -n $(SUDO_UID)  {
  chown $(SUDO_UID) $(keypath)
}

install -D "$(keypath).pub" "$(distroot)/root"