From patchwork Thu Apr 30 10:08:46 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anand Jain X-Patchwork-Id: 6301271 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 9899E9F326 for ; Thu, 30 Apr 2015 10:11:52 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A74B62011D for ; Thu, 30 Apr 2015 10:11:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BC2A52015A for ; Thu, 30 Apr 2015 10:11:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751303AbbD3KLm (ORCPT ); Thu, 30 Apr 2015 06:11:42 -0400 Received: from aserp1040.oracle.com ([141.146.126.69]:25224 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751191AbbD3KLk (ORCPT ); Thu, 30 Apr 2015 06:11:40 -0400 Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by aserp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id t3UABdr8017447 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 30 Apr 2015 10:11:39 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserv0022.oracle.com (8.13.8/8.13.8) with ESMTP id t3UABcrv019977 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Thu, 30 Apr 2015 10:11:39 GMT Received: from abhmp0005.oracle.com (abhmp0005.oracle.com [141.146.116.11]) by userv0122.oracle.com (8.13.8/8.13.8) with ESMTP id t3UABcVG008032; Thu, 30 Apr 2015 10:11:38 GMT Received: from OL.sg.oracle.com (/10.186.101.34) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 30 Apr 2015 03:11:37 -0700 From: Anand Jain To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 2/3] xfstests: btrfs: test device replace, with EIO on the src dev Date: Thu, 30 Apr 2015 18:08:46 +0800 Message-Id: <1430388527-16700-3-git-send-email-anand.jain@oracle.com> X-Mailer: git-send-email 2.0.0.153.g79dcccc In-Reply-To: <1430388527-16700-1-git-send-email-anand.jain@oracle.com> References: <1430388527-16700-1-git-send-email-anand.jain@oracle.com> X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This test case will test to confirm the replace works when the replacing source device has EIO errors. EIO condition is achieved using the DM device. Signed-off-by: Anand Jain --- tests/btrfs/087 | 97 +++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/087.out | 2 ++ tests/btrfs/group | 1 + 3 files changed, 100 insertions(+) create mode 100755 tests/btrfs/087 create mode 100644 tests/btrfs/087.out diff --git a/tests/btrfs/087 b/tests/btrfs/087 new file mode 100755 index 0000000..c2eb16a --- /dev/null +++ b/tests/btrfs/087 @@ -0,0 +1,97 @@ +#! /bin/bash +# FS QA Test No. btrfs/087 +# +# test device replace works when the source device has EIO +# +# Copyright (c) 2015 Oracle. All Rights Reserved. +# +# 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. +# +# This program is distributed in the hope that it would 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, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# + +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 +rm -f $seqres.full + +_cleanup() +{ + # remove dm erro-dev from the scratch pool + SCRATCH_DEV_POOL=`echo $SCRATCH_DEV_POOL | sed -e "s# *$DM_ERROR_DEV *##"` + + _cleanup_dm_error_dev + SCRATCH_DEV_POOL="$SCRATCH_DEV_POOL $DEV_REPLACE_SRC" + SCRATCH_DEV_POOL="$SCRATCH_DEV_POOL $DEV_REPLACE_TGT" + for i in $SCRATCH_DEV_POOL; do + $WIPEFS_PROG -a $i > /dev/null 2>&1 + done + rm -f $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/dmerror + +_need_to_be_root +_supported_fs btrfs +_supported_os Linux +_require_scratch +_require_scratch_dev_pool 4 +_require_command "$WIPEFS_PROG" wipefs + +# peal a (last) device from dev pool to be use it as replace target device +DEV_REPLACE_TGT="`echo $SCRATCH_DEV_POOL | $AWK_PROG '{print $NF}'`" +SCRATCH_DEV_POOL=`echo $SCRATCH_DEV_POOL | sed -e "s# *$DEV_REPLACE_TGT *##"` + +# create a dmerror device +# peal the last device in SCRATCH_DEV_POOL and assign it to DM_ERROR_DEV +DEV_REPLACE_SRC="`echo $SCRATCH_DEV_POOL | $AWK_PROG '{print $NF}'`" +SCRATCH_DEV_POOL=`echo $SCRATCH_DEV_POOL | sed -e "s# *$DEV_REPLACE_SRC *##"` + +# Create dm linear device /dev/mapper/error-dev using dev_last +# DM_ERROR_DEV will have dm linear device set if created successfully +_require_dm_error $DEV_REPLACE_SRC +_init_dm_error_dev $DEV_REPLACE_SRC + +# assign created dm device to the scratch pool +SCRATCH_DEV_POOL="$SCRATCH_DEV_POOL $DM_ERROR_DEV" + +echo DEV_REPLACE_SRC=$DEV_REPLACE_SRC >> $seqres.full +echo DEV_REPLACE_TGT=$DEV_REPLACE_TGT >> $seqres.full +echo DM_ERROR_DEV=$DM_ERROR_DEV >> $seqres.full +echo SCRATCH_DEV_POOL=$SCRATCH_DEV_POOL >> $seqres.full + +MKFS_OPTIONS="-m raid1 -d raid1" +_scratch_pool_mkfs >> $seqres.full 2>&1 || _fail "mkfs failed" +_scratch_mount + +$BTRFS_UTIL_PROG filesystem show -m $SCRATCH_MNT >> $seqres.full + +error_dev_devid=`$BTRFS_UTIL_PROG filesystem show -m $SCRATCH_MNT |\ + egrep $DM_ERROR_DEV | $AWK_PROG '{print $2}'` +echo error_dev_devid=$error_dev_devid >> $seqres.full + +# now load the error into the DM_ERROR_DEV +_load_dm_error_table + +$BTRFS_UTIL_PROG replace start -B $error_dev_devid $DEV_REPLACE_TGT $SCRATCH_MNT -f ||\ + _fail "btrfs device replace failed, devid $error_dev_devid" + +echo "Silence is golden" +status=0; exit diff --git a/tests/btrfs/087.out b/tests/btrfs/087.out new file mode 100644 index 0000000..e84c64c --- /dev/null +++ b/tests/btrfs/087.out @@ -0,0 +1,2 @@ +QA output created by 087 +Silence is golden diff --git a/tests/btrfs/group b/tests/btrfs/group index e9c15af..d66b4fc 100644 --- a/tests/btrfs/group +++ b/tests/btrfs/group @@ -89,3 +89,4 @@ 084 auto quick send 085 auto quick metadata subvol 086 auto quick clone +087 auto quick replace