From patchwork Sun Mar 8 17:51:30 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Filipe Manana X-Patchwork-Id: 5993221 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 2AE0E9F380 for ; Thu, 12 Mar 2015 12:10:48 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2494C20379 for ; Thu, 12 Mar 2015 12:10:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 39E9A2038F for ; Thu, 12 Mar 2015 12:10:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754319AbbCLMKi (ORCPT ); Thu, 12 Mar 2015 08:10:38 -0400 Received: from victor.provo.novell.com ([137.65.250.26]:35106 "EHLO prv3-mh.provo.novell.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754311AbbCLMKf (ORCPT ); Thu, 12 Mar 2015 08:10:35 -0400 Received: from debian3.lan (prv-ext-foundry1int.gns.novell.com [137.65.251.240]) by prv3-mh.provo.novell.com with ESMTP (NOT encrypted); Thu, 12 Mar 2015 06:10:33 -0600 From: Filipe Manana To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org, Filipe Manana Subject: [PATCH] fstests: test for btrfs incremental send/receive Date: Sun, 8 Mar 2015 17:51:30 +0000 Message-Id: <1425837090-27069-1-git-send-email-fdmanana@suse.com> X-Mailer: git-send-email 2.1.3 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 Test for incremental send where the difference between the parent and send snapshots is that for a subtree with the same path in both snapshots (p1/p2), the root directories were swapped. This issue was fixed by the following linux kernel btrfs patch: Btrfs: incremental send, clear name from cache after orphanization Signed-off-by: Filipe Manana Reviewed-by: David Sterba --- tests/btrfs/084 | 132 ++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/084.out | 2 + tests/btrfs/group | 1 + 3 files changed, 135 insertions(+) create mode 100755 tests/btrfs/084 create mode 100644 tests/btrfs/084.out diff --git a/tests/btrfs/084 b/tests/btrfs/084 new file mode 100755 index 0000000..a9e26be --- /dev/null +++ b/tests/btrfs/084 @@ -0,0 +1,132 @@ +#! /bin/bash +# FS QA Test No. btrfs/084 +# +# Test for incremental send where the difference between the parent and send +# snapshots is that for a subtree with the same path in both snapshots (p1/p2), +# the root directories were swapped. +# +# This issue was fixed by the following linux kernel btrfs patch: +# +# Btrfs: incremental send, clear name from cache after orphanization +# +#----------------------------------------------------------------------- +# Copyright (C) 2015 SUSE Linux Products GmbH. All Rights Reserved. +# Author: Filipe Manana +# +# 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" + +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + rm -fr $send_files_dir + rm -f $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter + +# real QA test starts here +_supported_fs btrfs +_supported_os Linux +_require_scratch +_require_fssum +_need_to_be_root + +send_files_dir=$TEST_DIR/btrfs-test-$seq + +rm -f $seqres.full +rm -fr $send_files_dir +mkdir $send_files_dir + +_scratch_mkfs >>$seqres.full 2>&1 +_scratch_mount + +mkdir -p $SCRATCH_MNT/data/n1/n2/p1/p2 +mkdir $SCRATCH_MNT/data/n4 +mkdir -p $SCRATCH_MNT/data/p1/p2 + +# Filesystem looks like: +# +# . (ino 256) +# |---- data (ino 257) +# |---- n1/ (ino 258) +# | |---- n2/ (ino 259) +# | |---- p1/ (ino 260) +# | |---- p2/ (ino 261) +# | +# |---- n4/ (ino 262) +# |---- p1/ (ino 263) +# |---- p2/ (ino 264) +# +_run_btrfs_util_prog subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap1 + +# Now move directories around such that for the subtrees with the path "p1/p2" +# we end up swapping the parents, that is, inode 263 becomes the parent of +# inode 261 and inode 260 becomes the parent of inode 264. This makes the send +# stream orphanize the inodes 263 and 264, and we want to verify the respective +# rename operations don't fail, that they don't use incorrect paths. +mv $SCRATCH_MNT/data/p1/p2 $SCRATCH_MNT/data +mv $SCRATCH_MNT/data/n1/n2/p1/p2 $SCRATCH_MNT/data/p1 +mv $SCRATCH_MNT/data/p2 $SCRATCH_MNT/data/n1/n2/p1 +mv $SCRATCH_MNT/data/n1/n2 $SCRATCH_MNT/data/p1 +mv $SCRATCH_MNT/data/p1 $SCRATCH_MNT/data/n4 +mv $SCRATCH_MNT/data/n4/p1/n2/p1 $SCRATCH_MNT/data + +# Filesystem now looks like: +# +# . (ino 256) +# |---- data (ino 257) +# |---- n1/ (ino 258) +# |---- n4/ (ino 262) +# | |---- p1/ (ino 263) +# | |---- n2/ (ino 259) +# | |---- p2/ (ino 261) +# | +# |---- p1/ (ino 260) +# |---- p2/ (ino 264) +# +_run_btrfs_util_prog subvolume snapshot -r $SCRATCH_MNT $SCRATCH_MNT/mysnap2 + +run_check $FSSUM_PROG -A -f -w $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1 +run_check $FSSUM_PROG -A -f -w $send_files_dir/2.fssum \ + -x $SCRATCH_MNT/mysnap2/mysnap1 $SCRATCH_MNT/mysnap2 + +_run_btrfs_util_prog send $SCRATCH_MNT/mysnap1 -f $send_files_dir/1.snap +_run_btrfs_util_prog send -p $SCRATCH_MNT/mysnap1 $SCRATCH_MNT/mysnap2 \ + -f $send_files_dir/2.snap + +# Now recreate the filesystem by receiving both send streams and verify we get +# the same content that the original filesystem had. +_scratch_unmount +_scratch_mkfs >>$seqres.full 2>&1 +_scratch_mount + +_run_btrfs_util_prog receive $SCRATCH_MNT -f $send_files_dir/1.snap +run_check $FSSUM_PROG -r $send_files_dir/1.fssum $SCRATCH_MNT/mysnap1 +_run_btrfs_util_prog receive $SCRATCH_MNT -f $send_files_dir/2.snap +run_check $FSSUM_PROG -r $send_files_dir/2.fssum $SCRATCH_MNT/mysnap2 + +echo "Silence is golden" +status=0 +exit diff --git a/tests/btrfs/084.out b/tests/btrfs/084.out new file mode 100644 index 0000000..022f013 --- /dev/null +++ b/tests/btrfs/084.out @@ -0,0 +1,2 @@ +QA output created by 084 +Silence is golden diff --git a/tests/btrfs/group b/tests/btrfs/group index fe82a9c..8f8dd42 100644 --- a/tests/btrfs/group +++ b/tests/btrfs/group @@ -86,3 +86,4 @@ 081 auto quick clone 082 auto quick remount 083 auto quick send +084 auto quick send