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From: Junio C Hamano <gitster@pobox.com>
To: Jeff King <peff@peff.net>
Cc: Brandon Williams <bmwill@google.com>,
	git@vger.kernel.org, jrnieder@gmail.com, sbeller@google.com,
	jonathantanmy@google.com
Subject: Re: [RFC 0/7] transitioning to protocol v2
Date: Fri, 25 Aug 2017 10:48:50 -0700	[thread overview]
Message-ID: <xmqqpobjsflp.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <20170825172901.kvquxafudhelxqq3@sigill.intra.peff.net> (Jeff King's message of "Fri, 25 Aug 2017 10:29:02 -0700")

Jeff King <peff@peff.net> writes:

> But what if we instead think of it not as "protocol v2" but as "can I
> give the server some hints that it may end up ignoring", then we end up
> with something more like:
>
>   C: please run upload-pack (btw, I'm only interested in refs/heads/foo)
>   S: advertisement + caps (hopefully limited to foo, but client is prepared to receive all)
>   ... etc, as before ...

Nice.  The caps that come back can tell us between the cases where
they only had refs/heads/foo and nothing else, or if they limited
their output to it among many others we told them to ignore, so
there is no ambiguity.

> Or alternatively, I guess make this optional to start with, and
> let early adopters turn it on and complain to their server vendors
> for a while before flipping the default to on.

That sounds like a safe transition plan.

  parent reply	other threads:[~2017-08-25 17:48 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-24 22:53 [RFC 0/7] transitioning to protocol v2 Brandon Williams
2017-08-24 22:53 ` [RFC 1/7] pkt-line: add packet_write function Brandon Williams
2017-08-24 22:53 ` [RFC 2/7] pkt-line: add strbuf_packet_read Brandon Williams
2017-08-24 22:53 ` [RFC 3/7] protocol: tell server that the client understands v2 Brandon Williams
2017-08-25 17:45   ` Junio C Hamano
2017-08-25 18:53     ` Brandon Williams
2017-08-25 18:55       ` Brandon Williams
2017-08-24 22:53 ` [RFC 4/7] t: fix ssh tests to cope with using '-o SendEnv=GIT_PROTOCOL' Brandon Williams
2017-08-24 22:53 ` [RFC 5/7] http: send Git-Protocol-Version header Brandon Williams
2017-08-30 10:55   ` Kevin Daudt
2017-08-24 22:53 ` [RFC 6/7] transport: teach client to recognize v2 server response Brandon Williams
2017-08-24 22:53 ` [RFC 7/7] upload-pack: ack version 2 Brandon Williams
2017-09-01 22:02   ` Bryan Turner
2017-09-01 23:20     ` Brandon Williams
2017-08-25  1:19 ` [RFC 0/7] transitioning to protocol v2 Junio C Hamano
2017-08-25 17:07   ` Stefan Beller
2017-08-25 17:14     ` Junio C Hamano
2017-08-25 17:36       ` Jeff King
2017-08-25 17:29 ` Jeff King
2017-08-25 17:35   ` Jonathan Nieder
2017-08-25 17:41     ` Jeff King
2017-08-25 18:50       ` Brandon Williams
2017-08-29 20:08     ` Jeff Hostetler
2017-08-29 21:10       ` Brandon Williams
2017-08-30  3:06       ` Jeff King
2017-08-30 13:30         ` Jeff Hostetler
2017-08-30 16:54           ` Brandon Williams
2017-08-25 17:48   ` Junio C Hamano [this message]
2017-08-30 20:38   ` Bryan Turner
2017-08-30 21:12     ` Brandon Williams
2017-09-01 23:06       ` Bryan Turner

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