From: Junio C Hamano <gitster@pobox.com>
To: "brian m. carlson" <sandals@crustytoothpaste.net>
Cc: <git@vger.kernel.org>, Jeff King <peff@peff.net>,
Adam Majer <adamm@zombino.com>
Subject: Re: [PATCH v3 0/1] Fix empty SHA-256 clones with v0 and v1
Date: Wed, 17 May 2023 14:48:39 -0700 [thread overview]
Message-ID: <xmqqv8gqoci0.fsf@gitster.g> (raw)
In-Reply-To: <20230517192443.1149190-1-sandals@crustytoothpaste.net> (brian m. carlson's message of "Wed, 17 May 2023 19:24:42 +0000")
"brian m. carlson" <sandals@crustytoothpaste.net> writes:
> We recently fixed empty clones with SHA-256 over protocol v2 by
> honouring the hash algorithm specified even when no refs are present.
> However, in doing so, we made it impossible to set up a v0 or v1
> repository by cloning from an empty SHA-256 repository. In doing so, we
> also broke the Git LFS testsuite for SHA-256 repositories.
>
> This series introduces the dummy `capabilities^{}` entry for fetches and
> clones from an empty repository for v0 and v1, just as we do for clones.
> This is already supported by older versions of Git, as well as libgit2,
> dulwich, and JGit.
>
> Changes since v2:
> * Move advertisement of fake capabilities ref to a separate function to
> avoid an extra strcmp.
We want this in -rc2 if not -rc1 for the upcoming release, right?
I've read the patch again and it all looked sensible.
Thanks.
> Changes since v1:
> * Drop patch to honour GIT_DEFAULT_HASH
> * Support all requests, not just HTTP.
> * Add more tests.
> * Fix NULL pointer dereference.
>
> brian m. carlson (1):
> upload-pack: advertise capabilities when cloning empty repos
>
> t/t5551-http-fetch-smart.sh | 27 +++++++++++++++++++++++++++
> t/t5700-protocol-v1.sh | 31 +++++++++++++++++++++++++++++--
> upload-pack.c | 22 +++++++++++++++++-----
> 3 files changed, 73 insertions(+), 7 deletions(-)
next prev parent reply other threads:[~2023-05-17 21:48 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-05 10:28 git clone of empty repositories doesn't preserve hash Adam Majer
2023-04-05 19:04 ` Junio C Hamano
2023-04-05 19:47 ` Adam Majer
2023-04-05 20:01 ` Jeff King
2023-04-05 20:40 ` Junio C Hamano
2023-04-05 21:15 ` Junio C Hamano
2023-04-05 21:26 ` Jeff King
2023-04-05 22:48 ` brian m. carlson
2023-04-06 13:11 ` Adam Majer
2023-04-25 21:35 ` brian m. carlson
2023-04-25 22:24 ` Junio C Hamano
2023-04-25 23:12 ` Junio C Hamano
2023-04-26 0:20 ` brian m. carlson
2023-04-26 11:25 ` Jeff King
2023-04-26 15:08 ` Junio C Hamano
2023-04-26 15:13 ` [PATCH] doc: GIT_DEFAULT_HASH is and will be ignored during "clone" Junio C Hamano
2023-04-26 21:06 ` brian m. carlson
2023-04-27 4:46 ` git clone of empty repositories doesn't preserve hash Jeff King
2023-04-26 10:51 ` Jeff King
2023-04-26 15:42 ` Junio C Hamano
2023-04-26 20:40 ` brian m. carlson
2023-04-26 20:53 ` [PATCH 0/2] Fix empty SHA-256 clones with v0 and v1 brian m. carlson
2023-04-26 20:53 ` [PATCH 1/2] http: advertise capabilities when cloning empty repos brian m. carlson
2023-04-26 21:14 ` Junio C Hamano
2023-04-26 21:28 ` brian m. carlson
2023-04-27 5:00 ` Jeff King
2023-04-27 5:30 ` Jeff King
2023-04-27 20:40 ` Junio C Hamano
2023-04-26 20:53 ` [PATCH 2/2] Honor GIT_DEFAULT_HASH for empty clones without remote algo brian m. carlson
2023-04-26 21:18 ` Junio C Hamano
2023-04-26 21:33 ` Junio C Hamano
2023-04-27 5:43 ` Jeff King
2023-05-02 23:46 ` Is GIT_DEFAULT_HASH flawed? Felipe Contreras
2023-05-03 9:03 ` Adam Majer
2023-05-03 15:44 ` Felipe Contreras
2023-05-03 17:21 ` Adam Majer
2023-05-08 0:34 ` Felipe Contreras
2023-05-03 9:09 ` demerphq
2023-05-03 18:20 ` Felipe Contreras
2023-05-03 22:54 ` brian m. carlson
2023-05-08 2:00 ` Felipe Contreras
2023-05-08 21:38 ` brian m. carlson
2023-05-09 10:32 ` Oswald Buddenhagen
2023-05-09 16:47 ` Junio C Hamano
2023-04-26 21:12 ` [PATCH 0/2] Fix empty SHA-256 clones with v0 and v1 Junio C Hamano
2023-04-27 4:56 ` git clone of empty repositories doesn't preserve hash Jeff King
2023-05-01 17:00 ` [PATCH v2 0/1] Fix empty SHA-256 clones with v0 and v1 brian m. carlson
2023-05-01 17:00 ` [PATCH v2 1/1] upload-pack: advertise capabilities when cloning empty repos brian m. carlson
2023-05-01 22:40 ` Jeff King
2023-05-01 22:51 ` Junio C Hamano
2023-05-01 17:37 ` [PATCH v2 0/1] Fix empty SHA-256 clones with v0 and v1 Junio C Hamano
2023-05-17 19:24 ` [PATCH v3 " brian m. carlson
2023-05-17 19:24 ` [PATCH v3 1/1] upload-pack: advertise capabilities when cloning empty repos brian m. carlson
2023-05-17 21:48 ` Junio C Hamano [this message]
2023-05-17 22:28 ` [PATCH v3 0/1] Fix empty SHA-256 clones with v0 and v1 brian m. carlson
2023-05-18 18:28 ` Jeff King
2023-05-19 15:32 ` brian m. carlson
2023-04-05 21:23 ` git clone of empty repositories doesn't preserve hash Jeff King
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