Rather than agonizing on and on about finishing this, just get what
actually works in a tidy place.
We also make everything happen in a dedicated child jail, and work with
JIDs instead of labels. This should improve isolation and reliability.
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
It appears that much of netns is not yet ported/usable on FreeBSD, and
we previously used `exit 1` to exit early and skip the remainder. Exit
without error instead, for CI purposes.
Signed-off-by: Ed Maste <emaste@FreeBSD.org>