/usr/lib/dracut/modules.d/90livenet/livenetroot.sh is in dracut-network 040+1-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | #!/bin/sh
# livenetroot - fetch a live image from the network and run it
type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
. /lib/url-lib.sh
PATH=/usr/sbin:/usr/bin:/sbin:/bin
# args get passed from 40network/netroot
netroot="$2"
liveurl="${netroot#livenet:}"
info "fetching $liveurl"
imgfile=$(fetch_url "$liveurl")
[ $? = 0 ] || die "failed to download live image: error $?"
# TODO: couldn't dmsquash-live-root handle this?
if [ ${imgfile##*.} = "iso" ]; then
root=$(losetup -f)
losetup $root $imgfile
else
root=$imgfile
fi
exec /sbin/dmsquash-live-root $root
|