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Update info doc and changelog

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Daniel Oaks 2017-09-25 11:09:58 +10:00
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@ -25,6 +25,21 @@ legacy interfaces to access these functions. However, it's gonna be a while befo
this is specified by someone like the IRCv3 WG.
## PROXY
The PROXY command, specified by [HAProxy's PROXY v1 specifications](https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt),
allows someone to setup HAProxy in front of Oragono. This allows them to use HAProxy for
TLS negotiation (allowing older versions of SSL/TLS than Go's inbuilt TLS support does).
However, it also allows them to update TLS certificates by updating them with HAProxy,
rather than relying on our `REHASH` command (which is less-well-tested than I'd like
right now).
This is a toss-up of course – allowing older versions of TLS might be seen as undesired,
and I wouldn't use the feature myself, but it's useful for real-world installations which
is why it exists. The command is only allowed from specific hosts which should restrict it
appropriately.
## Server-to-Server Linking (or Federation)
Right now Oragono doesn't support linking multiple servers together. It's certainly planned,