From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Glenn Morris Newsgroups: gmane.emacs.bugs Subject: bug#29287: tramp-test25-file-selinux fails Date: Mon, 13 Nov 2017 15:09:17 -0500 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1510603818 29417 195.159.176.226 (13 Nov 2017 20:10:18 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 13 Nov 2017 20:10:18 +0000 (UTC) User-Agent: Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/) Cc: michael.albinus@gmx.de To: 29287@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Nov 13 21:10:10 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eEL3X-0007AX-JD for geb-bug-gnu-emacs@m.gmane.org; Mon, 13 Nov 2017 21:10:07 +0100 Original-Received: from localhost ([::1]:56185 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eEL3f-0003vY-0c for geb-bug-gnu-emacs@m.gmane.org; Mon, 13 Nov 2017 15:10:15 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:59975) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eEL3T-0003vR-BV for bug-gnu-emacs@gnu.org; Mon, 13 Nov 2017 15:10:07 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eEL3S-0005ks-KL for bug-gnu-emacs@gnu.org; Mon, 13 Nov 2017 15:10:03 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:58471) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eEL3S-0005ki-H7 for bug-gnu-emacs@gnu.org; Mon, 13 Nov 2017 15:10:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1eEL3S-0006ge-Bg for bug-gnu-emacs@gnu.org; Mon, 13 Nov 2017 15:10:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Glenn Morris Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 13 Nov 2017 20:10:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 29287 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 29287-submit@debbugs.gnu.org id=B29287.151060376825660 (code B ref 29287); Mon, 13 Nov 2017 20:10:02 +0000 Original-Received: (at 29287) by debbugs.gnu.org; 13 Nov 2017 20:09:28 +0000 Original-Received: from localhost ([127.0.0.1]:38919 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eEL2u-0006fm-LU for submit@debbugs.gnu.org; Mon, 13 Nov 2017 15:09:28 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:40575) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eEL2t-0006fX-Ma for 29287@debbugs.gnu.org; Mon, 13 Nov 2017 15:09:27 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eEL2k-0005X4-N1 for 29287@debbugs.gnu.org; Mon, 13 Nov 2017 15:09:22 -0500 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:42257) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eEL2k-0005Wu-JT; Mon, 13 Nov 2017 15:09:18 -0500 Original-Received: from rgm by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1eEL2k-0000nk-2U; Mon, 13 Nov 2017 15:09:18 -0500 X-Spook: ASDIC Mutation Gunfight Nigeria Human to Human credit X-Ran: (=~b>r{s#j$_};jNJZc8QA{g*WK$q^1NR_%>+dex1.RJW#VMe@5=0z\|yklAtPUN>@ux:@ X-Hue: green X-Attribution: GM In-Reply-To: (Glenn Morris's message of "Mon, 13 Nov 2017 14:30:01 -0500") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:139855 Archived-At: PS I think the flaw is in this bit: ;; Different permissions mean different SELINUX context. (set-file-modes tmp-name1 #o777) (set-file-modes tmp-name2 #o444) No, they don't. File modes and SELinux context are separate. Perhaps you could use something (file-selinux-context "/") for a value that is guaranteed to exist and be different from a temp file. Though I don't know if users can always set a random file's context to root_t (it works here).