From nobody Mon Feb 9 20:31:25 2026 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.zoho.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 (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1493178492076975.2427351468774; Tue, 25 Apr 2017 20:48:12 -0700 (PDT) Received: from localhost ([::1]:52479 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3Dw3-0005ZF-3N for importer@patchew.org; Tue, 25 Apr 2017 23:48:11 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43400) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3DjD-0002fj-Ch for qemu-devel@nongnu.org; Tue, 25 Apr 2017 23:34:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d3DjC-0001eS-BF for qemu-devel@nongnu.org; Tue, 25 Apr 2017 23:34:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:54740) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d3Dj9-0001d0-2N; Tue, 25 Apr 2017 23:34:51 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 0CEE4C04B924; Wed, 26 Apr 2017 03:34:50 +0000 (UTC) Received: from lemon.redhat.com (ovpn-8-31.pek2.redhat.com [10.72.8.31]) by smtp.corp.redhat.com (Postfix) with ESMTP id E4FF81714E; Wed, 26 Apr 2017 03:34:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 0CEE4C04B924 Authentication-Results: ext-mx07.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx07.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=famz@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 0CEE4C04B924 From: Fam Zheng To: qemu-devel@nongnu.org Date: Wed, 26 Apr 2017 11:34:03 +0800 Message-Id: <20170426033413.17192-12-famz@redhat.com> In-Reply-To: <20170426033413.17192-1-famz@redhat.com> References: <20170426033413.17192-1-famz@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Wed, 26 Apr 2017 03:34:50 +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] [PATCH v15 11/21] iotests: 085: Avoid image locking conflict 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: Kevin Wolf , qemu-block@nongnu.org, Max Reitz 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" In the case where we test the expected error when a blockdev-snapshot target already has a backing image, the backing chain is opened multiple times. This will be a problem when we use image locking, so use a different backing file that is not already open. Signed-off-by: Fam Zheng --- tests/qemu-iotests/085 | 34 ++++++++++++++++++++-------------- tests/qemu-iotests/085.out | 3 ++- 2 files changed, 22 insertions(+), 15 deletions(-) diff --git a/tests/qemu-iotests/085 b/tests/qemu-iotests/085 index c53e97f..cc6efd8 100755 --- a/tests/qemu-iotests/085 +++ b/tests/qemu-iotests/085 @@ -45,7 +45,7 @@ _cleanup() rm -f "${TEST_DIR}/${i}-${snapshot_virt0}" rm -f "${TEST_DIR}/${i}-${snapshot_virt1}" done - rm -f "${TEST_IMG}.1" "${TEST_IMG}.2" + rm -f "${TEST_IMG}" "${TEST_IMG}.1" "${TEST_IMG}.2" "${TEST_IMG}.base" =20 } trap "_cleanup; exit \$status" 0 1 2 3 15 @@ -87,24 +87,26 @@ function create_group_snapshot() } =20 # ${1}: unique identifier for the snapshot filename -# ${2}: true: open backing images; false: don't open them (default) +# ${2}: extra_params to the blockdev-add command +# ${3}: filename +function do_blockdev_add() +{ + cmd=3D"{ 'execute': 'blockdev-add', 'arguments': + { 'driver': 'qcow2', 'node-name': 'snap_${1}', ${2} + 'file': + { 'driver': 'file', 'filename': '${3}', + 'node-name': 'file_${1}' } } }" + _send_qemu_cmd $h "${cmd}" "return" +} + +# ${1}: unique identifier for the snapshot filename function add_snapshot_image() { - if [ "${2}" =3D "true" ]; then - extra_params=3D"" - else - extra_params=3D"'backing': '', " - fi base_image=3D"${TEST_DIR}/$((${1}-1))-${snapshot_virt0}" snapshot_file=3D"${TEST_DIR}/${1}-${snapshot_virt0}" _make_test_img -b "${base_image}" "$size" mv "${TEST_IMG}" "${snapshot_file}" - cmd=3D"{ 'execute': 'blockdev-add', 'arguments': - { 'driver': 'qcow2', 'node-name': 'snap_${1}', ${extra_params} - 'file': - { 'driver': 'file', 'filename': '${snapshot_file}', - 'node-name': 'file_${1}' } } }" - _send_qemu_cmd $h "${cmd}" "return" + do_blockdev_add "$1" "'backing': '', " "${snapshot_file}" } =20 # ${1}: unique identifier for the snapshot filename @@ -222,7 +224,11 @@ echo =3D=3D=3D Invalid command - snapshot node has a b= acking image =3D=3D=3D echo =20 SNAPSHOTS=3D$((${SNAPSHOTS}+1)) -add_snapshot_image ${SNAPSHOTS} true + +_make_test_img "$size" +mv "${TEST_IMG}" "${TEST_IMG}.base" +_make_test_img -b "${TEST_IMG}.base" "$size" +do_blockdev_add ${SNAPSHOTS} "" "${TEST_IMG}" blockdev_snapshot ${SNAPSHOTS} error =20 echo diff --git a/tests/qemu-iotests/085.out b/tests/qemu-iotests/085.out index 182acb4..65b0f68 100644 --- a/tests/qemu-iotests/085.out +++ b/tests/qemu-iotests/085.out @@ -78,7 +78,8 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=3DIMGFMT size=3D13421= 7728 backing_file=3DTEST_DIR/ =20 =3D=3D=3D Invalid command - snapshot node has a backing image =3D=3D=3D =20 -Formatting 'TEST_DIR/t.IMGFMT', fmt=3DIMGFMT size=3D134217728 backing_file= =3DTEST_DIR/12-snapshot-v0.IMGFMT +Formatting 'TEST_DIR/t.IMGFMT', fmt=3DIMGFMT size=3D134217728 +Formatting 'TEST_DIR/t.IMGFMT', fmt=3DIMGFMT size=3D134217728 backing_file= =3DTEST_DIR/t.IMGFMT.base {"return": {}} {"error": {"class": "GenericError", "desc": "The snapshot already has a ba= cking image"}} =20 --=20 2.9.3