From nobody Tue Apr 15 03:57:26 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1506436863406361.37035043552316; Tue, 26 Sep 2017 07:41:03 -0700 (PDT) Received: from localhost ([::1]:47896 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dwr2R-0000DK-6h for importer@patchew.org; Tue, 26 Sep 2017 10:40:43 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33075) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dwqkh-0001iw-UK for qemu-devel@nongnu.org; Tue, 26 Sep 2017 10:22:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dwqkg-0005as-Bb for qemu-devel@nongnu.org; Tue, 26 Sep 2017 10:22:23 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43002) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dwqkY-0005VP-GY; Tue, 26 Sep 2017 10:22:14 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8A4B5C0587F7; Tue, 26 Sep 2017 14:22:13 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-117-39.ams2.redhat.com [10.36.117.39]) by smtp.corp.redhat.com (Postfix) with ESMTP id 48A0766D58; Tue, 26 Sep 2017 14:22:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 8A4B5C0587F7 Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=kwolf@redhat.com From: Kevin Wolf To: qemu-block@nongnu.org Date: Tue, 26 Sep 2017 16:21:27 +0200 Message-Id: <20170926142133.2498-19-kwolf@redhat.com> In-Reply-To: <20170926142133.2498-1-kwolf@redhat.com> References: <20170926142133.2498-1-kwolf@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Tue, 26 Sep 2017 14:22:13 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 18/24] qemu-iotests: Test change-backing-file command X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, peter.maydell@linaro.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" This involves a temporary read-write reopen if the backing file link in the middle of a backing file chain should be changed and is therefore a good test for the latest bdrv_reopen() vs. op blockers fixes. Signed-off-by: Kevin Wolf --- tests/qemu-iotests/195 | 92 ++++++++++++++++++++++++++++++++++++++++++= ++++ tests/qemu-iotests/195.out | 78 +++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/group | 1 + 3 files changed, 171 insertions(+) create mode 100755 tests/qemu-iotests/195 create mode 100644 tests/qemu-iotests/195.out diff --git a/tests/qemu-iotests/195 b/tests/qemu-iotests/195 new file mode 100755 index 0000000000..05a239cbf5 --- /dev/null +++ b/tests/qemu-iotests/195 @@ -0,0 +1,92 @@ +#!/bin/bash +# +# Test change-backing-file command +# +# Copyright (C) 2017 Red Hat, Inc. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . +# + +# creator +owner=3Dkwolf@redhat.com + +seq=3D`basename $0` +echo "QA output created by $seq" + +here=3D`pwd` +status=3D1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img + rm -f "$TEST_IMG.mid" +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter + +_supported_fmt qcow2 +_supported_proto file +_supported_os Linux + +function do_run_qemu() +{ + echo Testing: "$@" | _filter_imgfmt + $QEMU -nographic -qmp-pretty stdio -serial none "$@" + echo +} + +function run_qemu() +{ + do_run_qemu "$@" 2>&1 | _filter_testdir | _filter_qemu | _filter_qmp \ + | _filter_qemu_io | _filter_generated_node_ids +} + +size=3D64M +TEST_IMG=3D"$TEST_IMG.base" _make_test_img $size +TEST_IMG=3D"$TEST_IMG.mid" _make_test_img -b "$TEST_IMG.base" +_make_test_img -b "$TEST_IMG.mid" + +echo +echo "Change backing file of mid (opened read-only)" +echo + +run_qemu -drive if=3Dnone,file=3D"$TEST_IMG",backing.node-name=3Dmid <