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[PATCH] xfstests: 303: send/receive functionality of btrfs

To: xfs@xxxxxxxxxxx
Subject: [PATCH] xfstests: 303: send/receive functionality of btrfs
From: Koen De Wit <koen.de.wit@xxxxxxxxxx>
Date: Fri, 18 Jan 2013 22:48:48 +0100
Delivered-to: xfs@xxxxxxxxxxx
User-agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.16) Gecko/20111110 Icedove/3.0.11
Signed-off-by: Koen De Wit <koen.de.wit@xxxxxxxxxx>
---
303 | 127 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 303.out |   72 +++++++++++++++++++++++++++++++++++
 group   |    7 +++
 3 files changed, 206 insertions(+), 0 deletions(-)
 create mode 100644 303
 create mode 100644 303.out

diff --git a/303 b/303
new file mode 100644
index 0000000..6a5628d
--- /dev/null
+++ b/303
@@ -0,0 +1,127 @@
+#! /bin/bash
+# FS QA Test No. 303
+#
+# Tests btrfs send/receive functionality
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2013, Oracle and/or its affiliates.  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
+#-----------------------------------------------------------------------
+#
+# creator
+owner=koen.de.wit@xxxxxxxxxx
+
+seq=`basename $0`
+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
+
+_cleanup()
+{
+    rm -f $tmp.*
+    btrfs subvolume delete $MAINPATH | _filter_test_dir
+    btrfs subvolume delete $TEST_DIR/snap1 | _filter_test_dir
+    btrfs subvolume delete $TEST_DIR/snap2 | _filter_test_dir
+    btrfs subvolume delete $TEST_DIR/snap3 | _filter_test_dir
+    btrfs subvolume delete $TEST_DIR/snap4 | _filter_test_dir
+}
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs btrfs
+_supported_os Linux
+
+_compare_to_main() {
+    # Compare file contents
+    diff -r $MAINPATH $1
+
+        # Compare file attributes
+        ls -lR $MAINPATH | _filter_test_dir > $TEST_DIR/main-files
+        ls -lR $1 | _filter_scratch > $TEST_DIR/compare-files
+        diff $TEST_DIR/main-files $TEST_DIR/compare-files
+}
+
+# Setup main subvolume
+MAINPATH=$TEST_DIR/main
+btrfs subvolume create $MAINPATH
+
+# Create btrfs filesystem on scratch disk
+_scratch_mkfs
+
+# Create a directory and three files in the main subvolume.
+xfs_io -f -c 'pwrite -S 0x61 0 9000' $MAINPATH/file1 > /dev/null
+xfs_io -f -c 'pwrite -S 0x62 0 11000' $MAINPATH/file2 > /dev/null
+mkdir $MAINPATH/dir1
+xfs_io -f -c 'pwrite -S 0x63 0 13000' $MAINPATH/dir1/file3 > /dev/null
+xfs_io -f -c 'pwrite -S 0x64 0 15000' $MAINPATH/dir1/file4 > /dev/null
+mkdir $MAINPATH/dir2
+xfs_io -f -c 'pwrite -S 0x65 0 17000' $MAINPATH/dir1/file5 > /dev/null
+
+# Create a snapshot of main and replay on the scratch disk.
+btrfs subvolume snapshot -r $MAINPATH $TEST_DIR/snap1 | _filter_test_dir
+btrfs send $TEST_DIR/snap1 > $TEST_DIR/snap1.send | _filter_test_dir
+btrfs receive -f $TEST_DIR/snap1.send $SCRATCH_MNT
+_compare_to_main $SCRATCH_MNT/snap1
+
+# Change, add and delete files in the main subvolume.
+xfs_io -c 'pwrite -S 0x66 5000 19000' $MAINPATH/dir1/file3 > /dev/null
+rm $MAINPATH/file2
+mkdir $MAINPATH/dir1/dir3
+xfs_io -f -c 'pwrite -S 0x67 0 21000' $MAINPATH/dir1/dir3/file6 > /dev/null
+chmod +x $MAINPATH/dir1/file4
+
+# Create a snapshot of main, the first snapshot being the parent.
+btrfs subvolume snapshot -r $MAINPATH $TEST_DIR/snap2 | _filter_test_dir
+btrfs send -p $TEST_DIR/snap1 $TEST_DIR/snap2 \
+ > $TEST_DIR/snap2.send | _filter_test_dir
+btrfs receive -f $TEST_DIR/snap2.send $SCRATCH_MNT
+_compare_to_main $SCRATCH_MNT/snap2
+
+# Reflink a new file and a file existing on another subvolume
+cp --reflink $TEST_DIR/snap1/file2 $MAINPATH/dir1/dir3
+xfs_io -f -c 'pwrite -S 0x68 0 23000' $TEST_DIR/file7 > /dev/null
+cp --reflink $TEST_DIR/file7 $MAINPATH/dir2
+
+# Create a snapshot with a parent and clone source.
+btrfs subvolume snapshot -r $MAINPATH $TEST_DIR/snap3 | _filter_test_dir
+btrfs send -p $TEST_DIR/snap2 -i $TEST_DIR/snap1 $TEST_DIR/snap3 \
+ > $TEST_DIR/snap3.send | _filter_test_dir
+btrfs receive -f $TEST_DIR/snap3.send $SCRATCH_MNT
+_compare_to_main $SCRATCH_MNT/snap3
+
+# Error scenario: clone source does not exist on target disk
+btrfs subvolume delete $SCRATCH_MNT/snap1 | _filter_scratch
+btrfs subvolume delete $SCRATCH_MNT/snap3 | _filter_scratch
+btrfs receive -f $TEST_DIR/snap3.send $SCRATCH_MNT 2>&1 | _filter_scratch
+
+# Error scenario: parent source does not exist on target disk
+btrfs subvolume delete $SCRATCH_MNT/snap2 | _filter_scratch
+btrfs receive -f $TEST_DIR/snap2.send $SCRATCH_MNT 2>&1 | _filter_scratch
+
+# Error scenario: snapshotting a writable subvolume
+btrfs subvolume snapshot $MAINPATH $TEST_DIR/snap4 | _filter_test_dir
+btrfs send $TEST_DIR/snap4 2>&1 | _filter_test_dir
+
+# success, all done
+status=0
+exit
diff --git a/303.out b/303.out
new file mode 100644
index 0000000..da4bec8
--- /dev/null
+++ b/303.out
@@ -0,0 +1,72 @@
+QA output created by 303
+Create subvolume '/mnt/diskb/main'
+/dev/sdf1 is mounted
+Create a readonly snapshot of 'TEST_DIR/main' in 'TEST_DIR/snap1'
+At subvol /mnt/diskb/snap1
+At subvol snap1
+1c1
+< TEST_DIR/main:
+---
+> SCRATCH_MNT/snap1:
+8c8
+< TEST_DIR/main/dir1:
+---
+> SCRATCH_MNT/snap1/dir1:
+14c14
+< TEST_DIR/main/dir2:
+---
+> SCRATCH_MNT/snap1/dir2:
+Create a readonly snapshot of 'TEST_DIR/main' in 'TEST_DIR/snap2'
+At subvol /mnt/diskb/snap2
+At snapshot snap2
+1c1
+< TEST_DIR/main:
+---
+> SCRATCH_MNT/snap2:
+7,8c7,8
+< TEST_DIR/main/dir1:
+< total 60
+---
+> SCRATCH_MNT/snap2/dir1:
+> total 72
+14c14
+< TEST_DIR/main/dir1/dir3:
+---
+> SCRATCH_MNT/snap2/dir1/dir3:
+18c18
+< TEST_DIR/main/dir2:
+---
+> SCRATCH_MNT/snap2/dir2:
+Create a readonly snapshot of 'TEST_DIR/main' in 'TEST_DIR/snap3'
+At subvol /mnt/diskb/snap3
+At snapshot snap3
+1c1
+< TEST_DIR/main:
+---
+> SCRATCH_MNT/snap3:
+7c7
+< TEST_DIR/main/dir1:
+---
+> SCRATCH_MNT/snap3/dir1:
+14c14
+< TEST_DIR/main/dir1/dir3:
+---
+> SCRATCH_MNT/snap3/dir1/dir3:
+19c19
+< TEST_DIR/main/dir2:
+---
+> SCRATCH_MNT/snap3/dir2:
+Delete subvolume 'SCRATCH_MNT/snap1'
+Delete subvolume 'SCRATCH_MNT/snap3'
+ERROR: Failed to lookup path for root 0 - No such file or directory
+ERROR: unable to resolve path for root 257
+Delete subvolume 'SCRATCH_MNT/snap2'
+At snapshot snap2
+ERROR: could not find parent subvolume
+Create a snapshot of 'TEST_DIR/main' in 'TEST_DIR/snap4'
+ERROR: TEST_DIR/snap4 is not read-only.
+Delete subvolume 'TEST_DIR/main'
+Delete subvolume 'TEST_DIR/snap1'
+Delete subvolume 'TEST_DIR/snap2'
+Delete subvolume 'TEST_DIR/snap3'
+Delete subvolume 'TEST_DIR/snap4'
diff --git a/group b/group
index 1fdae31..af5356d 100644
--- a/group
+++ b/group
@@ -412,3 +412,10 @@ deprecated
 291 repair
 292 auto mkfs quick
 293 auto quick
+297 auto rw
+298 auto rw
+299 auto rw
+300 auto rw
+301 auto rw
+302 auto rw
+303 auto
--
1.7.2.5

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