Debian-based configuration for wireguard

[Jason A. Donenfeld]

On Sun, Jul 09, 2017 at 11:17:04PM +0000, jomat+wireguard.io at jmt.gr wrote:
> Nice! I also don't like wg-quick too much, but also dislike the
> pre-/post-/-up/-down directives in my /etc/network/interfaces, so
> I put this script to /etc/network/if-pre-up.d/ and if-post-down.d
> which could work for Debian, too:
> 
> https://github.com/jomat/aports/blob/master/testing/wireguard/wireguard.ifupdown

I think Egbert might have also written an ifupdown thing? Adding him to
the CC in case you guys want to standardize on one Debian way of doing
things?

Jason