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From: Junio C Hamano <gitster@pobox.com>
To: "brian m. carlson" <sandals@crustytoothpaste.net>
Cc: <git@vger.kernel.org>
Subject: Re: [PATCH v3 32/39] setup: add support for reading extensions.objectformat
Date: Wed, 22 Jul 2020 19:04:52 -0700	[thread overview]
Message-ID: <xmqqblk73s1n.fsf@gitster.c.googlers.com> (raw)
In-Reply-To: <20200723010943.2329634-33-sandals@crustytoothpaste.net> (brian m. carlson's message of "Thu, 23 Jul 2020 01:09:36 +0000")

"brian m. carlson" <sandals@crustytoothpaste.net> writes:

> @@ -613,6 +622,11 @@ int verify_repository_format(const struct repository_format *format,
>  		return -1;
>  	}
>  
> +	if (format->version <= 0 && format->hash_algo != GIT_HASH_SHA1) {
> +		strbuf_addstr(err, _("extensions.objectFormat is not valid in repo v0"));
> +		return -1;
> +	}
> +
>  	return 0;
>  }
>  

By declaring that the repository is invalid if its version is less
than 1 and objectFormat extension defined, we prevent unwanted
upgrading from happening by mistake.

OK.


  reply	other threads:[~2020-07-23  2:22 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-23  1:09 [PATCH v3 00/39] SHA-256, part 3/3 brian m. carlson
2020-07-23  1:09 ` [PATCH v3 01/39] t: make test-bloom initialize repository brian m. carlson
2020-07-23  1:09 ` [PATCH v3 02/39] t1001: use $ZERO_OID brian m. carlson
2020-07-23  1:09 ` [PATCH v3 03/39] t3305: make hash agnostic brian m. carlson
2020-07-23  1:09 ` [PATCH v3 04/39] t3404: prepare 'short SHA-1 collision' tests for SHA-256 brian m. carlson
2020-07-23  1:09 ` [PATCH v3 05/39] t6100: make hash size independent brian m. carlson
2020-07-23  1:09 ` [PATCH v3 06/39] t6101: " brian m. carlson
2020-07-23  1:09 ` [PATCH v3 07/39] t6301: " brian m. carlson
2020-07-23  1:09 ` [PATCH v3 08/39] t6500: specify test values for SHA-256 brian m. carlson
2020-07-23  1:09 ` [PATCH v3 09/39] t6501: avoid hard-coded objects brian m. carlson
2020-07-23  1:09 ` [PATCH v3 10/39] t7003: compute appropriate length constant brian m. carlson
2020-07-23  1:09 ` [PATCH v3 11/39] t7063: make hash size independent brian m. carlson
2020-07-23  1:09 ` [PATCH v3 12/39] t7201: abstract away SHA-1-specific constants brian m. carlson
2020-07-23  1:09 ` [PATCH v3 13/39] t7102: " brian m. carlson
2020-07-23  1:09 ` [PATCH v3 14/39] t7400: make hash size independent brian m. carlson
2020-07-23  1:09 ` [PATCH v3 15/39] t7405: " brian m. carlson
2020-07-23  1:09 ` [PATCH v3 16/39] t7506: avoid checking for SHA-1-specific constants brian m. carlson
2020-07-23  1:09 ` [PATCH v3 17/39] t7508: use $ZERO_OID instead of hard-coded constant brian m. carlson
2020-07-23  1:09 ` [PATCH v3 18/39] t8002: make hash size independent brian m. carlson
2020-07-23  1:09 ` [PATCH v3 19/39] t8003: " brian m. carlson
2020-07-23  1:09 ` [PATCH v3 20/39] t8011: " brian m. carlson
2020-07-23  1:09 ` [PATCH v3 21/39] t9300: abstract away SHA-1-specific constants brian m. carlson
2020-07-23  1:09 ` [PATCH v3 22/39] t9300: use $ZERO_OID instead of hard-coded object ID brian m. carlson
2020-07-23  1:09 ` [PATCH v3 23/39] t9301: make hash size independent brian m. carlson
2020-07-23  1:09 ` [PATCH v3 24/39] t9350: " brian m. carlson
2020-07-23  1:09 ` [PATCH v3 25/39] t9500: ensure that algorithm info is preserved in config brian m. carlson
2020-07-23  1:09 ` [PATCH v3 26/39] t9700: make hash size independent brian m. carlson
2020-07-23  1:09 ` [PATCH v3 27/39] t5308: make test work with SHA-256 brian m. carlson
2020-07-23  1:09 ` [PATCH v3 28/39] t0410: mark test with SHA1 prerequisite brian m. carlson
2020-07-23  1:09 ` [PATCH v3 29/39] http-fetch: set up git directory before parsing pack hashes brian m. carlson
2020-07-23  1:09 ` [PATCH v3 30/39] builtin/verify-pack: implement an --object-format option brian m. carlson
2020-07-23  4:54   ` Eric Sunshine
2020-07-23  1:09 ` [PATCH v3 31/39] bundle: add new version for use with SHA-256 brian m. carlson
2020-07-23  5:31   ` Eric Sunshine
2020-07-23  5:40     ` Eric Sunshine
2020-07-24  1:11     ` brian m. carlson
2020-07-23  1:09 ` [PATCH v3 32/39] setup: add support for reading extensions.objectformat brian m. carlson
2020-07-23  2:04   ` Junio C Hamano [this message]
2020-07-23  2:39     ` brian m. carlson
2020-07-23  4:15       ` Junio C Hamano
2020-07-25  1:59         ` brian m. carlson
2020-07-23  1:09 ` [PATCH v3 33/39] Enable SHA-256 support by default brian m. carlson
2020-07-23  1:09 ` [PATCH v3 34/39] t: add test_oid option to select hash algorithm brian m. carlson
2020-07-23  4:51   ` Eric Sunshine
2020-07-23 23:38     ` brian m. carlson
2020-07-23 23:46       ` Eric Sunshine
2020-07-24  0:05         ` Junio C Hamano
2020-07-23  1:09 ` [PATCH v3 35/39] t: allow testing different hash algorithms via environment brian m. carlson
2020-07-23  1:09 ` [PATCH v3 36/39] t: make SHA1 prerequisite depend on default hash brian m. carlson
2020-07-23  1:09 ` [PATCH v3 37/39] ci: run tests with SHA-256 brian m. carlson
2020-07-23  1:09 ` [PATCH v3 38/39] docs: add documentation for extensions.objectFormat brian m. carlson
2020-07-23  1:09 ` [PATCH v3 39/39] t: remove test_oid_init in tests brian m. carlson

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