From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04B92C433EF for ; Thu, 14 Apr 2022 18:19:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237207AbiDNSWG (ORCPT ); Thu, 14 Apr 2022 14:22:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49228 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233542AbiDNSWF (ORCPT ); Thu, 14 Apr 2022 14:22:05 -0400 Received: from pb-smtp21.pobox.com (pb-smtp21.pobox.com [173.228.157.53]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7624033E13 for ; Thu, 14 Apr 2022 11:19:39 -0700 (PDT) Received: from pb-smtp21.pobox.com (unknown [127.0.0.1]) by pb-smtp21.pobox.com (Postfix) with ESMTP id 9A83917DB5E; Thu, 14 Apr 2022 14:19:38 -0400 (EDT) (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; s=sasl; bh=qIkhw8DF4scJ2lIIYxjB9p5pt2MUF8UTF+/lrS 8+fQo=; b=NwXFMbY8cDR+ttPajWpBRgRoGURk3Dg4j6azrXx2H0f3F9JNzOqqDw l+6zl8NoYuvWMpPLzgtq5GA5b4ALZaJZhHmkuMZKYqOkNmxcvLNXr51e+26fvpAq 2VTYNqvhbf01IeJhwN6O4iaCTPz/DsyHO4YY1iQra9LSoBgZ2IMKk= Received: from pb-smtp21.sea.icgroup.com (unknown [127.0.0.1]) by pb-smtp21.pobox.com (Postfix) with ESMTP id 7D62117DB5B; Thu, 14 Apr 2022 14:19:38 -0400 (EDT) (envelope-from junio@pobox.com) Received: from pobox.com (unknown [35.185.214.157]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pb-smtp21.pobox.com (Postfix) with ESMTPSA id 7FA9517DB5A; Thu, 14 Apr 2022 14:19:34 -0400 (EDT) (envelope-from junio@pobox.com) From: Junio C Hamano To: Glen Choo Cc: git@vger.kernel.org, Emily Shaffer , justin@justinsteven.com, Taylor Blau , martinvonz@google.com, "brian m. carlson" Subject: Re: Bare repositories in the working tree are a security risk References: Date: Thu, 14 Apr 2022 11:19:31 -0700 In-Reply-To: (Junio C. Hamano's message of "Thu, 14 Apr 2022 10:35:11 -0700") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Pobox-Relay-ID: 6FAF14F8-BC1F-11EC-BDA0-CBA7845BAAA9-77302942!pb-smtp21.pobox.com Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Junio C Hamano writes: > Glen Choo writes: > >> Yes, I mean that even the current directory will be ignored when >> discovery is disabled. > > OK. > >>> I am not sure that >>> is realistically feasible (I am thinking of cases like "git fetch" >>> going to the remote repository on the local disk that is bare to run >>> "git upload-pack"), but if the fallout is not too bad, it may be a >>> good heuristics. >> >> Good detail - I hadn't considered the impact on our own child processes. >> I suspect this might be a huge undertaking. Unless there is significant >> interest in this option, I probably won't pursue it further. > I do not necessarily think so. The entry points to transport on the By "not" I meant "this might be huge? It may not be". Sorry for being unclear. > server side are quite limited (and the client side is dealing with > your own repositories anyway), and they already know which directory > in the server filesystem to hand to the upload-pack and friends, so > it would be a matter of passing GIT_DIR=$there when they call into the > run_command() API, if they are not already doing so.