#!/bin/bash
# livenetroot - fetch a live image from the network and run it
#
# TODO:
# * HTTPS: arg to use --no-check-certificate with https (boo)
#          args for --certificate, --ca-certificate
# * NFS support?

type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
[ -f /tmp/root.info ] && . /tmp/root.info

PATH=/usr/sbin:/usr/bin:/sbin:/bin

# args get passed from 40network/netroot
netroot=$2

liveurl=${netroot#livenet:}

if [ ${liveurl##*.} == "iso" ]; then
    imgfile="/run/live.iso"
else
    imgfile="/run/rootfs.img"
fi


case "$liveurl" in
  http://*|https://*|ftp://*)
    wget -O $imgfile "$liveurl"
  ;;
  *) die "don't know how to handle URL: $liveurl" ;;
esac
[ $? == 0 ] || die "failed to download live image"


if [ ${imgfile##*.} == "iso" ]; then
    root=$(losetup -f)
    losetup $root $imgfile
else
    root=$imgfile
fi
exec /sbin/dmsquash-live-root $root