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From: Jeff King <peff@peff.net>
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Cc: Jonathan Nieder <jrnieder@gmail.com>, git@vger.kernel.org
Subject: Re: [PATCH 5/7] t0060: test obscured .gitattributes and .gitignore matching
Date: Tue, 6 Oct 2020 10:01:58 -0400	[thread overview]
Message-ID: <20201006140158.GA6601@coredump.intra.peff.net> (raw)
In-Reply-To: <nycvar.QRO.7.76.6.2010052306470.50@tvgsbejvaqbjf.bet>

On Mon, Oct 05, 2020 at 11:20:48PM +0200, Johannes Schindelin wrote:

> > > > Note that the ntfs magic prefix names in the tests come from the
> > > > algorithm described in e7cb0b4455 (and are different for each file).
> > >
> > > Doesn't block this patch, but I'm curious: how hard would it be to make
> > > a test with an NTFS prerequisite that makes sure we got the magic prefix
> > > right?
> >
> > I suspect hard since Dscho punted on it in the original series. :) If I
> > understand correctly, it would require having an NTFS filesystem, and
> > generating 10,000+ files with a clashing prefix.
> 
> It's not quite _as_ bad: you only need to generate 4 files with a clashing
> prefix and then the real one:

Ah, that really isn't that bad, then. Still, I don't mind leaving this
as-is under the notion that if the algorithm does change, it would
likely make it onto your radar anyway (or the radar of _anybody_ who
would raise the issue).

-Peff

  reply	other threads:[~2020-10-06 14:02 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-05  7:17 [PATCH 0/7] forbidding symlinked .gitattributes and .gitignore Jeff King
2020-10-05  7:19 ` [PATCH 1/7] fsck_tree(): fix shadowed variable Jeff King
2020-10-05  7:44   ` Jonathan Nieder
2020-10-05  8:20     ` Jeff King
2020-10-05  8:29       ` Jonathan Nieder
2020-10-05  7:19 ` [PATCH 2/7] fsck_tree(): wrap some long lines Jeff King
2020-10-05  7:46   ` Jonathan Nieder
2020-10-05  7:19 ` [PATCH 3/7] t7415: rename to expand scope Jeff King
2020-10-05  7:50   ` Jonathan Nieder
2020-10-05  8:24     ` Jeff King
2020-10-05  8:34       ` Jonathan Nieder
2020-10-05  8:49         ` Jeff King
2020-10-05  7:20 ` [PATCH 4/7] t7450: test verify_path() handling of gitmodules Jeff King
2020-10-05  7:53   ` Jonathan Nieder
2020-10-05  8:30     ` Jeff King
2020-10-05  8:38       ` Jonathan Nieder
2020-10-05  7:21 ` [PATCH 5/7] t0060: test obscured .gitattributes and .gitignore matching Jeff King
2020-10-05  8:03   ` Jonathan Nieder
2020-10-05  8:40     ` Jeff King
2020-10-05 21:20       ` Johannes Schindelin
2020-10-06 14:01         ` Jeff King [this message]
2020-10-05  7:24 ` [PATCH 6/7] verify_path(): disallow symlinks in .gitattributes and .gitignore Jeff King
2020-10-05  8:09   ` Jonathan Nieder
2020-10-05 12:07     ` Jeff King
2020-10-05  7:25 ` [PATCH 7/7] fsck: complain when .gitattributes or .gitignore is a symlink Jeff King
2020-10-05  8:12   ` Jonathan Nieder
2020-10-05  8:53     ` Jeff King
2020-10-05  7:32 ` [PATCH 0/7] forbidding symlinked .gitattributes and .gitignore Jonathan Nieder
2020-10-05  8:58   ` Jeff King
2020-10-05 12:16 ` [PATCH v2 0/8] " Jeff King
2020-10-05 12:16   ` [PATCH v2 1/8] fsck_tree(): fix shadowed variable Jeff King
2020-10-05 12:16   ` [PATCH v2 2/8] fsck_tree(): wrap some long lines Jeff King
2020-10-05 12:16   ` [PATCH v2 3/8] t7415: rename to expand scope Jeff King
2020-10-05 12:16   ` [PATCH v2 4/8] t7450: test verify_path() handling of gitmodules Jeff King
2020-10-05 12:16   ` [PATCH v2 5/8] t7450: test .gitmodules symlink matching against obscured names Jeff King
2020-10-05 12:16   ` [PATCH v2 6/8] t0060: test obscured .gitattributes and .gitignore matching Jeff King
2020-10-05 12:16   ` [PATCH v2 7/8] verify_path(): disallow symlinks in .gitattributes and .gitignore Jeff King
2020-10-27  3:35     ` Jonathan Nieder
2020-10-27  7:58       ` Jeff King
2020-10-27 22:00         ` Junio C Hamano
2020-10-28  9:41           ` Jeff King
2020-10-27 23:43         ` Jonathan Nieder
2020-10-28 19:18           ` Junio C Hamano
2020-10-05 12:16   ` [PATCH v2 8/8] fsck: complain when .gitattributes or .gitignore is a symlink Jeff King
2020-10-06 20:41   ` [PATCH v2 0/8] forbidding symlinked .gitattributes and .gitignore Junio C Hamano
2020-10-20 23:19   ` Philip Oakley
2020-10-23  8:17     ` [PATCH] documentation symlink restrictions for .git* files Jeff King
2020-10-23  8:27       ` Jeff King
2020-10-26 22:18       ` Philip Oakley
2020-10-26 22:53         ` Jeff King
2020-10-26 23:32           ` Junio C Hamano
2020-10-27  7:26             ` Jeff King
2020-10-27 18:45               ` Junio C Hamano
2020-10-27 21:00                 ` Philip Oakley
2020-10-28 19:14                   ` Junio C Hamano

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