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From: Kim Altintop <kim@eagain.st>
To: Jonathan Tan <jonathantanmy@google.com>
Cc: git@vger.kernel.org, bwilliamseng@gmail.com
Subject: Re: ref-in-want does not consider namespace
Date: Tue, 27 Jul 2021 09:11:52 +0000	[thread overview]
Message-ID: <CD3T1FV0ICZK.1QYV25UTSU768@schmidt> (raw)
In-Reply-To: <20210726164414.2208736-1-jonathantanmy@google.com>

Thanks Jonathan

> Your expectation that "want-ref refs/heads/main" should match
> "refs/namespaces/foo/refs/heads/main" when you run upload-pack with
> "--namespace=foo" makes sense to me. Just to clarify - does this mean
> tha 2.31.1 works like you expect?

"ref-prefix" works as expected in the newer version, but not "want-ref". I
haven't properly bisected, but the fix seems to coincide with b3970c7, although
I'm not sure if that was intentional.

> In any case, t5703 should contain a namespace test, but it doesn't seem
> to.

Yes I noticed that your original patch did contain a test for this.

> Would you be able to contribute a patch?

With some handholding, I'd be at least up for giving it a spin :)

One thing that is unclear to me is how "hideRefs" is supposed to interact with
"want-ref". At the moment, it seems like a client can "want-ref" _any_ ref, even
if it is hidden by "hideRefs". It might seem sensible to ignore hidden refs, but
then the situation could occur that the effective list of "want-ref"s is empty.

If that happens, and the client did not send any "want"s either, "upload-pack"
ignores the fetch command altogether and just waits for the next command. In
this case, the client can only recover by timing out the connection.

So should this be special-cased somehow and result in an error response?


      reply	other threads:[~2021-07-27  9:12 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-26  8:36 ref-in-want does not consider namespace Kim Altintop
2021-07-26 11:55 ` Kim Altintop
2021-07-26 16:44   ` Jonathan Tan
2021-07-27  9:11     ` Kim Altintop [this message]

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