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From: Matthieu Moy <Matthieu.Moy@grenoble-inp•fr>
To: merlyn@stonehenge•com (Randal L. Schwartz)
Cc: Sitaram Chamarty <sitaramc@gmail•com>, git@vger•kernel.org
Subject: Re: thoughts on a possible "pre-upload" hook
Date: Tue, 22 Sep 2009 18:05:33 +0200	[thread overview]
Message-ID: <vpqd45jvub6.fsf@bauges.imag.fr> (raw)
In-Reply-To: <867hvr2cms.fsf@blue.stonehenge.com> (Randal L. Schwartz's message of "Tue\, 22 Sep 2009 09\:00\:11 -0700")

merlyn@stonehenge•com (Randal L. Schwartz) writes:

>>>>>> "Sitaram" == Sitaram Chamarty <sitaramc@gmail•com> writes:
>
> Sitaram> Hello,
> Sitaram> As git is used more and more in corporate-type environments, at some
> Sitaram> point it becomes convenient to have *branches* (or more accurately,
> Sitaram> refs) that are not readable.  The simplest way to do this (from git's
> Sitaram> point of view) is to allow a "pre-upload" hook, rather like the
> Sitaram> "pre-receive" hook or "update" hook.
>
> It would seem that you would need to do this even before the commit.  So
> you're looking for the pre-commit hook.  Otherwise, the commit is invalid,
> because it doesn't accurately represent everything it references.  And the
> commit is the unit of transfer between repos.

I don't get the point. The OP's question is not about commiting, but
about preventing a branch from being fetched. So, right before sending
the commits in a branch, the server would execute a hook, and fail if
it's not allowed.

But that alone would make it rather painfull for the user : "git
clone" would fail if any branch in the repository is not readable, for
example.

Also, don't forget that branches are just references, which means that
if you prevent reference A from being uploaded, then another reference
B may point to the same commits as A, and then you can bypass the
safety hook on A by using B.

-- 
Matthieu Moy
http://www-verimag.imag.fr/~moy/

  reply	other threads:[~2009-09-22 16:09 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-22 10:20 thoughts on a possible "pre-upload" hook Sitaram Chamarty
2009-09-22 16:00 ` Randal L. Schwartz
2009-09-22 16:05   ` Matthieu Moy [this message]
2009-09-22 16:17     ` Shawn O. Pearce
2009-09-25 11:54       ` Sitaram Chamarty
2009-09-25 12:29         ` Matthieu Moy
2009-09-25 13:43           ` Sitaram Chamarty
2009-09-28  2:01 ` Adam Brewster
2009-09-28  3:02   ` Sitaram Chamarty

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