diff mbox

[16/20] reflink: test cross-mountpoint reflink and dedupe

Message ID 146612806287.25024.6626531953151914169.stgit@birch.djwong.org (mailing list archive)
State New, archived
Headers show

Commit Message

Darrick J. Wong June 17, 2016, 1:47 a.m. UTC
Test sharing blocks via reflink and dedupe between two different
mountpoints of the same filesystem.  This shouldn't work, since
we don't allow cross-mountpoint functions.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 common/reflink        |    2 +
 tests/generic/927     |   88 +++++++++++++++++++++++++++++++++++++++++++++++++
 tests/generic/927.out |    9 +++++
 tests/generic/928     |   86 ++++++++++++++++++++++++++++++++++++++++++++++++
 tests/generic/928.out |   10 ++++++
 tests/generic/group   |    2 +
 6 files changed, 196 insertions(+), 1 deletion(-)
 create mode 100755 tests/generic/927
 create mode 100644 tests/generic/927.out
 create mode 100755 tests/generic/928
 create mode 100644 tests/generic/928.out



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Comments

Eryu Guan July 4, 2016, 6:51 a.m. UTC | #1
On Thu, Jun 16, 2016 at 06:47:42PM -0700, Darrick J. Wong wrote:
> Test sharing blocks via reflink and dedupe between two different
> mountpoints of the same filesystem.  This shouldn't work, since
> we don't allow cross-mountpoint functions.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
>  common/reflink        |    2 +
>  tests/generic/927     |   88 +++++++++++++++++++++++++++++++++++++++++++++++++
>  tests/generic/927.out |    9 +++++
>  tests/generic/928     |   86 ++++++++++++++++++++++++++++++++++++++++++++++++
>  tests/generic/928.out |   10 ++++++
>  tests/generic/group   |    2 +
>  6 files changed, 196 insertions(+), 1 deletion(-)
>  create mode 100755 tests/generic/927
>  create mode 100644 tests/generic/927.out
>  create mode 100755 tests/generic/928
>  create mode 100644 tests/generic/928.out
> 
> 
> diff --git a/common/reflink b/common/reflink
> index 4ec390d..1363971 100644
> --- a/common/reflink
> +++ b/common/reflink
> @@ -107,7 +107,7 @@ _require_scratch_dedupe()
>  	_scratch_mount
>  	"$XFS_IO_PROG" -f -c "pwrite -S 0x61 0 65536" "$SCRATCH_MNT/file1" > /dev/null
>  	"$XFS_IO_PROG" -f -c "pwrite -S 0x61 0 65536" "$SCRATCH_MNT/file2" > /dev/null
> -	testio="$("$XFS_IO_PROG" -f -c "dedupe $TEST_DIR/file1 0 0 65536" "$TEST_DIR/file2" 2>&1)"
> +	testio="$("$XFS_IO_PROG" -f -c "dedupe $SCRATCH_MNT/file1 0 0 65536" "$SCRATCH_MNT/file2" 2>&1)"
>  	echo $testio | grep -q "Operation not supported" && \
>  		_notrun "Dedupe not supported by test filesystem type: $FSTYP"
>  	echo $testio | grep -q "Inappropriate ioctl for device" && \

I think this hunk belongs to a seperate patch.

Thanks,
Eryu
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Darrick J. Wong July 4, 2016, 7:11 p.m. UTC | #2
On Mon, Jul 04, 2016 at 02:51:37PM +0800, Eryu Guan wrote:
> On Thu, Jun 16, 2016 at 06:47:42PM -0700, Darrick J. Wong wrote:
> > Test sharing blocks via reflink and dedupe between two different
> > mountpoints of the same filesystem.  This shouldn't work, since
> > we don't allow cross-mountpoint functions.
> > 
> > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> > ---
> >  common/reflink        |    2 +
> >  tests/generic/927     |   88 +++++++++++++++++++++++++++++++++++++++++++++++++
> >  tests/generic/927.out |    9 +++++
> >  tests/generic/928     |   86 ++++++++++++++++++++++++++++++++++++++++++++++++
> >  tests/generic/928.out |   10 ++++++
> >  tests/generic/group   |    2 +
> >  6 files changed, 196 insertions(+), 1 deletion(-)
> >  create mode 100755 tests/generic/927
> >  create mode 100644 tests/generic/927.out
> >  create mode 100755 tests/generic/928
> >  create mode 100644 tests/generic/928.out
> > 
> > 
> > diff --git a/common/reflink b/common/reflink
> > index 4ec390d..1363971 100644
> > --- a/common/reflink
> > +++ b/common/reflink
> > @@ -107,7 +107,7 @@ _require_scratch_dedupe()
> >  	_scratch_mount
> >  	"$XFS_IO_PROG" -f -c "pwrite -S 0x61 0 65536" "$SCRATCH_MNT/file1" > /dev/null
> >  	"$XFS_IO_PROG" -f -c "pwrite -S 0x61 0 65536" "$SCRATCH_MNT/file2" > /dev/null
> > -	testio="$("$XFS_IO_PROG" -f -c "dedupe $TEST_DIR/file1 0 0 65536" "$TEST_DIR/file2" 2>&1)"
> > +	testio="$("$XFS_IO_PROG" -f -c "dedupe $SCRATCH_MNT/file1 0 0 65536" "$SCRATCH_MNT/file2" 2>&1)"
> >  	echo $testio | grep -q "Operation not supported" && \
> >  		_notrun "Dedupe not supported by test filesystem type: $FSTYP"
> >  	echo $testio | grep -q "Inappropriate ioctl for device" && \
> 
> I think this hunk belongs to a seperate patch.

Ok, will do.

--D

> 
> Thanks,
> Eryu
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diff mbox

Patch

diff --git a/common/reflink b/common/reflink
index 4ec390d..1363971 100644
--- a/common/reflink
+++ b/common/reflink
@@ -107,7 +107,7 @@  _require_scratch_dedupe()
 	_scratch_mount
 	"$XFS_IO_PROG" -f -c "pwrite -S 0x61 0 65536" "$SCRATCH_MNT/file1" > /dev/null
 	"$XFS_IO_PROG" -f -c "pwrite -S 0x61 0 65536" "$SCRATCH_MNT/file2" > /dev/null
-	testio="$("$XFS_IO_PROG" -f -c "dedupe $TEST_DIR/file1 0 0 65536" "$TEST_DIR/file2" 2>&1)"
+	testio="$("$XFS_IO_PROG" -f -c "dedupe $SCRATCH_MNT/file1 0 0 65536" "$SCRATCH_MNT/file2" 2>&1)"
 	echo $testio | grep -q "Operation not supported" && \
 		_notrun "Dedupe not supported by test filesystem type: $FSTYP"
 	echo $testio | grep -q "Inappropriate ioctl for device" && \
diff --git a/tests/generic/927 b/tests/generic/927
new file mode 100755
index 0000000..e1c30bd
--- /dev/null
+++ b/tests/generic/927
@@ -0,0 +1,88 @@ 
+#! /bin/bash
+# FS QA Test No. 927
+#
+# Check that cross-mountpoint reflink doesn't work.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2016 Oracle, Inc.  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 7 15
+
+_cleanup()
+{
+    cd /
+    rm -rf $tmp.*
+    wait
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_cp_reflink
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+otherdir=/tmp/m.$seq
+othertestdir=$otherdir/test-$seq
+rm -rf $otherdir
+mkdir $otherdir
+
+blocks=1
+blksz=65536
+sz=$((blksz * blocks))
+
+echo "Mount otherdir"
+SCRATCH_MNT=$otherdir _scratch_mount
+
+echo "Create file"
+_pwrite_byte 0x61 0 $sz $testdir/file >> $seqres.full
+
+filter_md5() {
+	_filter_scratch | sed -e "s,$otherdir,OTHER_DIR,g"
+}
+
+echo "Reflink one file to another"
+_cp_reflink $testdir/file $othertestdir/otherfiles 2>&1 | filter_md5
+
+echo "Check output"
+md5sum $testdir/file | _filter_scratch
+test -e $othertestdir/otherfile && echo "otherfile should not exist"
+
+echo "Unmount otherdir"
+umount $otherdir
+rm -rf $otherdir
+
+# success, all done
+status=0
+exit
diff --git a/tests/generic/927.out b/tests/generic/927.out
new file mode 100644
index 0000000..3ef3057
--- /dev/null
+++ b/tests/generic/927.out
@@ -0,0 +1,9 @@ 
+QA output created by 927
+Format and mount
+Mount otherdir
+Create file
+Reflink one file to another
+cp: failed to clone 'OTHER_DIR/test-927/otherfiles' from 'SCRATCH_MNT/test-927/file': Invalid cross-device link
+Check output
+2d61aa54b58c2e94403fb092c3dbc027  SCRATCH_MNT/test-927/file
+Unmount otherdir
diff --git a/tests/generic/928 b/tests/generic/928
new file mode 100755
index 0000000..050f34b
--- /dev/null
+++ b/tests/generic/928
@@ -0,0 +1,86 @@ 
+#! /bin/bash
+# FS QA Test No. 928
+#
+# Check that cross-mountpoint dedupe doesn't work.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2016 Oracle, Inc.  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 7 15
+
+_cleanup()
+{
+    cd /
+    rm -rf $tmp.*
+    wait
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_dedupe
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+otherdir=/tmp/m.$seq
+othertestdir=$otherdir/test-$seq
+rm -rf $otherdir
+mkdir $otherdir
+
+blocks=1
+blksz=65536
+sz=$((blocks * blksz))
+
+echo "Mount otherdir"
+SCRATCH_MNT=$otherdir _scratch_mount
+
+echo "Create file"
+_pwrite_byte 0x61 0 $sz $testdir/file >> $seqres.full
+_pwrite_byte 0x61 0 $sz $testdir/otherfile >> $seqres.full
+
+echo "Dedupe one file to another"
+_dedupe_range $testdir/file 0 $othertestdir/otherfile 0 $sz >> $seqres.full
+
+filter_md5() {
+	_filter_scratch | sed -e "s,$otherdir,OTHER_DIR,g"
+}
+echo "Check output"
+md5sum $testdir/file $othertestdir/otherfile | filter_md5
+
+echo "Unmount otherdir"
+umount $otherdir
+rm -rf $otherdir
+
+# success, all done
+status=0
+exit
diff --git a/tests/generic/928.out b/tests/generic/928.out
new file mode 100644
index 0000000..ef35c5b
--- /dev/null
+++ b/tests/generic/928.out
@@ -0,0 +1,10 @@ 
+QA output created by 928
+Format and mount
+Mount otherdir
+Create file
+Dedupe one file to another
+dedupe: Invalid cross-device link
+Check output
+2d61aa54b58c2e94403fb092c3dbc027  SCRATCH_MNT/test-928/file
+2d61aa54b58c2e94403fb092c3dbc027  OTHER_DIR/test-928/otherfile
+Unmount otherdir
diff --git a/tests/generic/group b/tests/generic/group
index 2bd40a1..3286b0f 100644
--- a/tests/generic/group
+++ b/tests/generic/group
@@ -358,3 +358,5 @@ 
 924 auto quick clone
 925 auto quick clone
 926 auto quick clone
+927 auto quick clone
+928 auto quick clone dedupe