From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS3215 2.6.0.0/16 X-Spam-Status: No, score=0.4 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by dcvr.yhbt.net (Postfix) with ESMTP id 92CF61F852 for ; Sun, 13 Feb 2022 06:25:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233928AbiBMGZa (ORCPT ); Sun, 13 Feb 2022 01:25:30 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:49652 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229538AbiBMGZ1 (ORCPT ); Sun, 13 Feb 2022 01:25:27 -0500 Received: from pb-smtp2.pobox.com (pb-smtp2.pobox.com [64.147.108.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F052E5E77C for ; Sat, 12 Feb 2022 22:25:21 -0800 (PST) Received: from pb-smtp2.pobox.com (unknown [127.0.0.1]) by pb-smtp2.pobox.com (Postfix) with ESMTP id 331A5110D91; Sun, 13 Feb 2022 01:25:20 -0500 (EST) (envelope-from junio@pobox.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type:content-transfer-encoding; s=sasl; bh=LxtfOeRI6RIk 6UQnZog/+kLDGWDVJd16iNjhzyL/sP4=; b=MmmWs4PvLOiUef21aLJYiGbWJnNJ 8h/UU0NzJRxpevZ5JYLkJb+aKaQTG5E9shcDf40XPTGPZ+4sMJ7sbxg9wvnhSHUf ILVEsbzb9iXkBZz+XZz++91OCckUO0WlvzkEDFOcOETTz+ZKpY+q1MPOCci6kmPh oguM4FKPJLzVFCU= Received: from pb-smtp2.nyi.icgroup.com (unknown [127.0.0.1]) by pb-smtp2.pobox.com (Postfix) with ESMTP id 29771110D90; Sun, 13 Feb 2022 01:25:20 -0500 (EST) (envelope-from junio@pobox.com) Received: from pobox.com (unknown [35.247.67.242]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pb-smtp2.pobox.com (Postfix) with ESMTPSA id 6CEDA110D8F; Sun, 13 Feb 2022 01:25:19 -0500 (EST) (envelope-from junio@pobox.com) From: Junio C Hamano To: =?utf-8?Q?Ren=C3=A9?= Scharfe Cc: Johannes Schindelin , Johannes Schindelin via GitGitGadget , git@vger.kernel.org, Taylor Blau , Derrick Stolee , Elijah Newren Subject: Re: [PATCH v2 1/6] archive: optionally add "virtual" files References: <49ff3c1f2b32b16df2b4216aa016d715b6de46bc.1644187146.git.gitgitgadget@gmail.com> <6f3d288a-8c2f-0d63-ea17-f6c038a9fa3e@web.de> Date: Sat, 12 Feb 2022 22:25:18 -0800 In-Reply-To: (=?utf-8?Q?=22R?= =?utf-8?Q?en=C3=A9?= Scharfe"'s message of "Sat, 12 Feb 2022 10:12:30 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 X-Pobox-Relay-ID: B748668E-8C95-11EC-B61C-CB998F0A682E-77302942!pb-smtp2.pobox.com Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Ren=C3=A9 Scharfe writes: >> The verifier has a tarball. In addition, the verifier knows the >> object name of the Git tree object the tarball was taken from, and >> somehow trusts that the object name is genuine. We can do either >> "untar + git-add . && git write-tree" or its equivalent to see how >> the contents hashes to the expected tree (or not). > ... > Right, but the tree hash does not directly allow to see which objects > are tracked or not. Ah, of course---it was silly of me to overlook this obvious fact X-<. So we do need some extra "manifest" to declare what's untracked etc., if we allow --add-file etc. to munge the tree when creating a tarball out of it.