* [PATCH] xfstest: overlay: Add tests for overlay metadata only copy up feature
@ 2018-05-08 17:38 Vivek Goyal
2018-05-08 18:24 ` Amir Goldstein
0 siblings, 1 reply; 2+ messages in thread
From: Vivek Goyal @ 2018-05-08 17:38 UTC (permalink / raw)
To: fstests, linux-unionfs; +Cc: Amir Goldstein, Miklos Szeredi, guaneryu
Add tests for proposed metadata only copy up feature in overlayfs.
Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
---
common/overlay | 1
tests/overlay/059 | 281 ++++++++++++++++++++++++++++++++++++++++++++++++++
tests/overlay/059.out | 42 +++++++
tests/overlay/group | 1
4 files changed, 325 insertions(+)
Index: xfstests-dev/tests/overlay/059
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ xfstests-dev/tests/overlay/059 2018-05-08 13:32:13.828919038 -0400
@@ -0,0 +1,281 @@
+#! /bin/bash
+# FS QA Test No. 059
+#
+# Test metadata only copy up functionality.
+#
+#-----------------------------------------------------------------------
+# Copyright (C) 2018 Red Hat, Inc. All Rights Reserved.
+# Author: Vivek Goyal <vgoyal@redhat.com>
+#
+# 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
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+_supported_fs overlay
+_supported_os Linux
+# We use non-default scratch underlying overlay dirs, we need to check
+# them explicity after test.
+_require_scratch_nocheck
+_require_scratch_overlay_features redirect_dir
+
+# remove all files from previous tests
+_scratch_mkfs
+
+# File size on lower
+lowername="lowerfile"
+lowerlink="lowerfile-link"
+lowersize="16384"
+lowerdata="lower"
+
+udirname="pureupper"
+ufile="upperfile"
+
+# Check metacopy xattr
+check_metacopy()
+{
+ local target=$1 exist=$2
+ local out_f target_f
+ local msg
+
+ out_f=$($GETFATTR_PROG --absolute-names --only-values -n \
+ $OVL_XATTR_METACOPY $target 2>&1 | _filter_scratch)
+
+ if [ "$exist" == "y" ];then
+ [ "$out_f" == "" ] && return
+ echo "Metacopy xattr does not exist on ${target}. stdout=$out_f"
+ return
+ fi
+
+ if [ "$out_f" == "" ];then
+ echo "Metacopy xattr exists on ${target} unexpectedly."
+ return
+ fi
+
+ target_f=`echo $target | _filter_scratch`
+ msg="$target_f: trusted.overlay.metacopy: No such attribute"
+
+ [ "$out_f" == "$msg" ] && return
+
+ echo "Error while checking xattr on ${target}. stdout=$out"
+}
+
+# Check redirect xattr
+check_redirect()
+{
+ local target=$1
+ local expect=$2
+
+ value=$($GETFATTR_PROG --absolute-names --only-values -n \
+ $OVL_XATTR_REDIRECT $target)
+
+ [[ "$value" == "$expect" ]] || echo "Redirect xattr incorrect. Expected=\"$expect\", actual=\"$value\""
+}
+
+# Check size
+check_size()
+{
+ local target=$1 expected_size=$2
+ local size nr_blocks blocksize stat_data
+
+ stat_data=$(stat -c "%s %b %B" $target)
+ size=`echo $stat_data | cut -d " " -f1`
+ nr_blocks=`echo $stat_data | cut -d " " -f2`
+ blocksize=`echo $stat_data | cut -d " " -f3`
+
+ [ "$size" == "$expected_size" ] || echo "Expected file size $expected_size but actual size is $size"
+
+ size=$(( $nr_blocks * $blocksize ))
+
+ [ "$size" == "$expected_size" ] || echo "Expected file size $expected_size but actual size is ${size}. nr_blocks=$nr_blocks blocksize=$blocksize"
+}
+
+check_contents()
+{
+ local target=$1 expected=$2
+ local actual target_f
+
+ target_f=`echo $target | _filter_scratch`
+
+ read actual<$target
+
+ [ "$actual" == "$expected" ] || echo "Expected file $target_f contents to be \"$expected\" but actual contents are \"$actual\""
+}
+
+check_file_properties()
+{
+ local target=$1 expected_size=$2 expected_content=$3
+
+ check_size $target $expected_size
+ check_contents $target $expected_content
+}
+
+mount_overlay()
+{
+ local _lowerdir=$1
+
+ _overlay_scratch_mount_dirs "$_lowerdir" $upperdir $workdir -o redirect_dir=on,index=on,metacopy=on
+}
+
+umount_overlay()
+{
+ $UMOUNT_PROG $SCRATCH_MNT
+}
+
+# Assumes it is called with overlay mounted.
+test_common()
+{
+ local _lowerdir=$1 _target=$2 _size=$3 _data="$4" _redirect=$5
+
+ echo "check properties of metadata copied up file"
+ check_file_properties $SCRATCH_MNT/$_target $_size "$_data"
+
+ # Do a mount cycle and check size and contents again.
+ echo "Unmount and Mount again"
+ umount_overlay
+ mount_overlay $_lowerdir
+ echo "check properties of metadata copied up file"
+ check_file_properties $SCRATCH_MNT/$_target $_size "$_data"
+
+ # Make sure copied up file is a metacopy file.
+ umount_overlay
+ check_metacopy $upperdir/$_target "y"
+ [ -n "$_redirect" ] && check_redirect $upperdir/$_target "$_redirect"
+
+ # Trigger data copy up and check absence of metacopy xattr.
+ mount_overlay $_lowerdir
+ $XFS_IO_PROG -c "open -a $SCRATCH_MNT/$_target"
+ echo "check properties of data copied up file"
+ check_file_properties $SCRATCH_MNT/$_target $_size "$_data"
+ umount_overlay
+ check_metacopy $upperdir/$_target "n"
+}
+
+create_basic_files()
+{
+ _scratch_mkfs
+ mkdir -p $lowerdir $lowerdir2 $upperdir $workdir $workdir2
+ mkdir -p $upperdir/$udirname
+ echo "$lowerdata" > $lowerdir/$lowername
+ chmod 600 $lowerdir/$lowername
+ # Create a file of size lowersize.
+ $XFS_IO_PROG -c "falloc 0 $lowersize" $lowerdir/$lowername
+}
+
+create_lower_link()
+{
+ ln $lowerdir/$lowername $lowerdir/$lowerlink
+}
+
+prepare_midlayer()
+{
+ _scratch_mkfs
+ create_basic_files
+ # Create midlayer
+ _overlay_scratch_mount_dirs $lowerdir $lowerdir2 $workdir2 -o redirect_dir=on,index=on,metacopy=on
+ # Trigger a metacopy
+ chmod 400 $SCRATCH_MNT/$lowername
+ umount_overlay
+}
+
+# Create test directories
+lowerdir=$OVL_BASE_SCRATCH_MNT/lower
+lowerdir2=$OVL_BASE_SCRATCH_MNT/lower2
+upperdir=$OVL_BASE_SCRATCH_MNT/upper
+workdir=$OVL_BASE_SCRATCH_MNT/workdir
+workdir2=$OVL_BASE_SCRATCH_MNT/workdir2
+
+# Test simple metacopy
+create_basic_files
+
+# Make sure metacopy feature is supported by kernel, otherwise do not
+# run test.
+mount_overlay $lowerdir || _notrun "mount overlay with metacopy failed"
+umount_overlay
+
+# Tests start here
+echo "== Check Simple Metacopy =="
+mount_overlay $lowerdir
+chmod 400 $SCRATCH_MNT/$lowername
+test_common $lowerdir $lowername $lowersize "$lowerdata"
+
+# Test midlayer metacopy
+echo -e "\n== Check Midlayer Metacopy =="
+prepare_midlayer
+mount_overlay "$lowerdir2:$lowerdir"
+chmod 400 $SCRATCH_MNT/$lowername
+test_common "$lowerdir2:$lowerdir" $lowername $lowersize "$lowerdata"
+
+# Test Rename Redirect
+echo -e "\n== Check Rename Redirect =="
+create_basic_files
+mount_overlay $lowerdir
+mv $SCRATCH_MNT/$lowername $SCRATCH_MNT/$ufile
+test_common $lowerdir $ufile $lowersize "$lowerdata" "$lowername"
+
+# Test midlayer rename redirect
+echo -e "\n== Check Midlayer Rename Redirect =="
+prepare_midlayer
+mount_overlay "$lowerdir2:$lowerdir"
+mv $SCRATCH_MNT/$lowername $SCRATCH_MNT/$ufile
+test_common "$lowerdir2:$lowerdir" $ufile $lowersize "$lowerdata" "$lowername"
+
+# Test Link Redirect
+echo -e "\n== Check Link Redirect =="
+create_basic_files
+mount_overlay $lowerdir
+ln $SCRATCH_MNT/$lowername $SCRATCH_MNT/$udirname/$ufile
+test_common $lowerdir $udirname/$ufile $lowersize "$lowerdata" "/$lowername"
+
+# Test midlayer link redirect
+echo -e "\n== Check Midlayer Link Redirect =="
+prepare_midlayer
+mount_overlay "$lowerdir2:$lowerdir"
+ln $SCRATCH_MNT/$lowername $SCRATCH_MNT/$udirname/$ufile
+test_common "$lowerdir2:$lowerdir" $udirname/$ufile $lowersize "$lowerdata" \
+ "/$lowername"
+
+# Test lower link file gets absolute redirect upon rename
+echo -e "\n== Check Lower Link Rename Absolute Redirect =="
+create_basic_files
+create_lower_link
+mount_overlay $lowerdir
+mv $SCRATCH_MNT/$lowerlink $SCRATCH_MNT/$ufile
+test_common $lowerdir $ufile $lowersize "$lowerdata" "/$lowerlink"
+
+# success, all done
+status=0
+exit
Index: xfstests-dev/common/overlay
===================================================================
--- xfstests-dev.orig/common/overlay 2018-05-08 13:31:59.492919038 -0400
+++ xfstests-dev/common/overlay 2018-05-08 13:32:13.828919038 -0400
@@ -10,6 +10,7 @@ export OVL_XATTR_IMPURE="trusted.overlay
export OVL_XATTR_ORIGIN="trusted.overlay.origin"
export OVL_XATTR_NLINK="trusted.overlay.nlink"
export OVL_XATTR_UPPER="trusted.overlay.upper"
+export OVL_XATTR_METACOPY="trusted.overlay.metacopy"
# helper function to do the actual overlayfs mount operation
_overlay_mount_dirs()
Index: xfstests-dev/tests/overlay/059.out
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ xfstests-dev/tests/overlay/059.out 2018-05-08 13:32:13.829919038 -0400
@@ -0,0 +1,42 @@
+QA output created by 059
+== Check Simple Metacopy ==
+check properties of metadata copied up file
+Unmount and Mount again
+check properties of metadata copied up file
+check properties of data copied up file
+
+== Check Midlayer Metacopy ==
+check properties of metadata copied up file
+Unmount and Mount again
+check properties of metadata copied up file
+check properties of data copied up file
+
+== Check Rename Redirect ==
+check properties of metadata copied up file
+Unmount and Mount again
+check properties of metadata copied up file
+check properties of data copied up file
+
+== Check Midlayer Rename Redirect ==
+check properties of metadata copied up file
+Unmount and Mount again
+check properties of metadata copied up file
+check properties of data copied up file
+
+== Check Link Redirect ==
+check properties of metadata copied up file
+Unmount and Mount again
+check properties of metadata copied up file
+check properties of data copied up file
+
+== Check Midlayer Link Redirect ==
+check properties of metadata copied up file
+Unmount and Mount again
+check properties of metadata copied up file
+check properties of data copied up file
+
+== Check Lower Link Rename Absolute Redirect ==
+check properties of metadata copied up file
+Unmount and Mount again
+check properties of metadata copied up file
+check properties of data copied up file
Index: xfstests-dev/tests/overlay/group
===================================================================
--- xfstests-dev.orig/tests/overlay/group 2018-05-08 13:31:59.492919038 -0400
+++ xfstests-dev/tests/overlay/group 2018-05-08 13:32:13.829919038 -0400
@@ -61,3 +61,4 @@
056 auto quick fsck
057 auto quick redirect
058 auto quick exportfs
+059 auto quick
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] xfstest: overlay: Add tests for overlay metadata only copy up feature
2018-05-08 17:38 [PATCH] xfstest: overlay: Add tests for overlay metadata only copy up feature Vivek Goyal
@ 2018-05-08 18:24 ` Amir Goldstein
0 siblings, 0 replies; 2+ messages in thread
From: Amir Goldstein @ 2018-05-08 18:24 UTC (permalink / raw)
To: Vivek Goyal; +Cc: fstests, overlayfs, Miklos Szeredi, Eryu Guan
On Tue, May 8, 2018 at 8:38 PM, Vivek Goyal <vgoyal@redhat.com> wrote:
> Add tests for proposed metadata only copy up feature in overlayfs.
>
> Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
> ---
> common/overlay | 1
> tests/overlay/059 | 281 ++++++++++++++++++++++++++++++++++++++++++++++++++
> tests/overlay/059.out | 42 +++++++
> tests/overlay/group | 1
> 4 files changed, 325 insertions(+)
>
> Index: xfstests-dev/tests/overlay/059
> ===================================================================
> --- /dev/null 1970-01-01 00:00:00.000000000 +0000
> +++ xfstests-dev/tests/overlay/059 2018-05-08 13:32:13.828919038 -0400
> @@ -0,0 +1,281 @@
> +#! /bin/bash
> +# FS QA Test No. 059
> +#
> +# Test metadata only copy up functionality.
> +#
> +#-----------------------------------------------------------------------
> +# Copyright (C) 2018 Red Hat, Inc. All Rights Reserved.
> +# Author: Vivek Goyal <vgoyal@redhat.com>
> +#
> +# 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
> +
> +_cleanup()
> +{
> + cd /
> + rm -f $tmp.*
> +}
> +
> +# get standard environment, filters and checks
> +. ./common/rc
> +. ./common/filter
> +
> +# remove previous $seqres.full before test
> +rm -f $seqres.full
> +
> +# real QA test starts here
> +_supported_fs overlay
> +_supported_os Linux
> +# We use non-default scratch underlying overlay dirs, we need to check
> +# them explicity after test.
> +_require_scratch_nocheck
> +_require_scratch_overlay_features redirect_dir
_require_scratch_overlay_features index redirect_dir metacopy
> +
> +# remove all files from previous tests
> +_scratch_mkfs
> +
> +# File size on lower
> +lowername="lowerfile"
> +lowerlink="lowerfile-link"
> +lowersize="16384"
> +lowerdata="lower"
> +
> +udirname="pureupper"
> +ufile="upperfile"
> +
> +# Check metacopy xattr
> +check_metacopy()
> +{
> + local target=$1 exist=$2
> + local out_f target_f
> + local msg
> +
> + out_f=$($GETFATTR_PROG --absolute-names --only-values -n \
> + $OVL_XATTR_METACOPY $target 2>&1 | _filter_scratch)
> +
> + if [ "$exist" == "y" ];then
> + [ "$out_f" == "" ] && return
> + echo "Metacopy xattr does not exist on ${target}. stdout=$out_f"
> + return
> + fi
> +
> + if [ "$out_f" == "" ];then
> + echo "Metacopy xattr exists on ${target} unexpectedly."
> + return
> + fi
> +
> + target_f=`echo $target | _filter_scratch`
> + msg="$target_f: trusted.overlay.metacopy: No such attribute"
> +
> + [ "$out_f" == "$msg" ] && return
> +
> + echo "Error while checking xattr on ${target}. stdout=$out"
> +}
> +
> +# Check redirect xattr
> +check_redirect()
> +{
> + local target=$1
> + local expect=$2
> +
> + value=$($GETFATTR_PROG --absolute-names --only-values -n \
> + $OVL_XATTR_REDIRECT $target)
> +
> + [[ "$value" == "$expect" ]] || echo "Redirect xattr incorrect. Expected=\"$expect\", actual=\"$value\""
> +}
> +
> +# Check size
> +check_size()
> +{
> + local target=$1 expected_size=$2
> + local size nr_blocks blocksize stat_data
> +
> + stat_data=$(stat -c "%s %b %B" $target)
> + size=`echo $stat_data | cut -d " " -f1`
> + nr_blocks=`echo $stat_data | cut -d " " -f2`
> + blocksize=`echo $stat_data | cut -d " " -f3`
> +
> + [ "$size" == "$expected_size" ] || echo "Expected file size $expected_size but actual size is $size"
> +
> + size=$(( $nr_blocks * $blocksize ))
> +
> + [ "$size" == "$expected_size" ] || echo "Expected file size $expected_size but actual size is ${size}. nr_blocks=$nr_blocks blocksize=$blocksize"
> +}
> +
> +check_contents()
> +{
> + local target=$1 expected=$2
> + local actual target_f
> +
> + target_f=`echo $target | _filter_scratch`
> +
> + read actual<$target
> +
> + [ "$actual" == "$expected" ] || echo "Expected file $target_f contents to be \"$expected\" but actual contents are \"$actual\""
> +}
> +
> +check_file_properties()
> +{
> + local target=$1 expected_size=$2 expected_content=$3
> +
> + check_size $target $expected_size
> + check_contents $target $expected_content
> +}
> +
> +mount_overlay()
> +{
> + local _lowerdir=$1
> +
> + _overlay_scratch_mount_dirs "$_lowerdir" $upperdir $workdir -o redirect_dir=on,index=on,metacopy=on
> +}
> +
> +umount_overlay()
> +{
> + $UMOUNT_PROG $SCRATCH_MNT
> +}
> +
> +# Assumes it is called with overlay mounted.
> +test_common()
> +{
> + local _lowerdir=$1 _target=$2 _size=$3 _data="$4" _redirect=$5
> +
> + echo "check properties of metadata copied up file"
> + check_file_properties $SCRATCH_MNT/$_target $_size "$_data"
> +
> + # Do a mount cycle and check size and contents again.
> + echo "Unmount and Mount again"
> + umount_overlay
> + mount_overlay $_lowerdir
> + echo "check properties of metadata copied up file"
> + check_file_properties $SCRATCH_MNT/$_target $_size "$_data"
> +
> + # Make sure copied up file is a metacopy file.
> + umount_overlay
> + check_metacopy $upperdir/$_target "y"
> + [ -n "$_redirect" ] && check_redirect $upperdir/$_target "$_redirect"
> +
Please check that upper file has no content before data copy up
and that it has content after data copy up.
> + # Trigger data copy up and check absence of metacopy xattr.
> + mount_overlay $_lowerdir
> + $XFS_IO_PROG -c "open -a $SCRATCH_MNT/$_target"
> + echo "check properties of data copied up file"
> + check_file_properties $SCRATCH_MNT/$_target $_size "$_data"
> + umount_overlay
> + check_metacopy $upperdir/$_target "n"
> +}
> +
> +create_basic_files()
> +{
> + _scratch_mkfs
> + mkdir -p $lowerdir $lowerdir2 $upperdir $workdir $workdir2
> + mkdir -p $upperdir/$udirname
> + echo "$lowerdata" > $lowerdir/$lowername
> + chmod 600 $lowerdir/$lowername
> + # Create a file of size lowersize.
> + $XFS_IO_PROG -c "falloc 0 $lowersize" $lowerdir/$lowername
> +}
> +
> +create_lower_link()
> +{
> + ln $lowerdir/$lowername $lowerdir/$lowerlink
> +}
> +
> +prepare_midlayer()
> +{
> + _scratch_mkfs
> + create_basic_files
> + # Create midlayer
> + _overlay_scratch_mount_dirs $lowerdir $lowerdir2 $workdir2 -o redirect_dir=on,index=on,metacopy=on
> + # Trigger a metacopy
> + chmod 400 $SCRATCH_MNT/$lowername
> + umount_overlay
> +}
> +
> +# Create test directories
> +lowerdir=$OVL_BASE_SCRATCH_MNT/lower
> +lowerdir2=$OVL_BASE_SCRATCH_MNT/lower2
> +upperdir=$OVL_BASE_SCRATCH_MNT/upper
> +workdir=$OVL_BASE_SCRATCH_MNT/workdir
> +workdir2=$OVL_BASE_SCRATCH_MNT/workdir2
> +
> +# Test simple metacopy
> +create_basic_files
> +
> +# Make sure metacopy feature is supported by kernel, otherwise do not
> +# run test.
> +mount_overlay $lowerdir || _notrun "mount overlay with metacopy failed"
You don't need that here if you require the metacopy feature above.
> +umount_overlay
> +
> +# Tests start here
> +echo "== Check Simple Metacopy =="
> +mount_overlay $lowerdir
> +chmod 400 $SCRATCH_MNT/$lowername
> +test_common $lowerdir $lowername $lowersize "$lowerdata"
> +
> +# Test midlayer metacopy
> +echo -e "\n== Check Midlayer Metacopy =="
> +prepare_midlayer
> +mount_overlay "$lowerdir2:$lowerdir"
> +chmod 400 $SCRATCH_MNT/$lowername
> +test_common "$lowerdir2:$lowerdir" $lowername $lowersize "$lowerdata"
> +
> +# Test Rename Redirect
> +echo -e "\n== Check Rename Redirect =="
> +create_basic_files
> +mount_overlay $lowerdir
> +mv $SCRATCH_MNT/$lowername $SCRATCH_MNT/$ufile
> +test_common $lowerdir $ufile $lowersize "$lowerdata" "$lowername"
> +
> +# Test midlayer rename redirect
> +echo -e "\n== Check Midlayer Rename Redirect =="
> +prepare_midlayer
> +mount_overlay "$lowerdir2:$lowerdir"
> +mv $SCRATCH_MNT/$lowername $SCRATCH_MNT/$ufile
> +test_common "$lowerdir2:$lowerdir" $ufile $lowersize "$lowerdata" "$lowername"
> +
> +# Test Link Redirect
> +echo -e "\n== Check Link Redirect =="
> +create_basic_files
> +mount_overlay $lowerdir
> +ln $SCRATCH_MNT/$lowername $SCRATCH_MNT/$udirname/$ufile
> +test_common $lowerdir $udirname/$ufile $lowersize "$lowerdata" "/$lowername"
> +
> +# Test midlayer link redirect
> +echo -e "\n== Check Midlayer Link Redirect =="
> +prepare_midlayer
> +mount_overlay "$lowerdir2:$lowerdir"
> +ln $SCRATCH_MNT/$lowername $SCRATCH_MNT/$udirname/$ufile
> +test_common "$lowerdir2:$lowerdir" $udirname/$ufile $lowersize "$lowerdata" \
> + "/$lowername"
> +
> +# Test lower link file gets absolute redirect upon rename
> +echo -e "\n== Check Lower Link Rename Absolute Redirect =="
> +create_basic_files
> +create_lower_link
> +mount_overlay $lowerdir
> +mv $SCRATCH_MNT/$lowerlink $SCRATCH_MNT/$ufile
> +test_common $lowerdir $ufile $lowersize "$lowerdata" "/$lowerlink"
> +
> +# success, all done
> +status=0
> +exit
> Index: xfstests-dev/common/overlay
> ===================================================================
> --- xfstests-dev.orig/common/overlay 2018-05-08 13:31:59.492919038 -0400
> +++ xfstests-dev/common/overlay 2018-05-08 13:32:13.828919038 -0400
> @@ -10,6 +10,7 @@ export OVL_XATTR_IMPURE="trusted.overlay
> export OVL_XATTR_ORIGIN="trusted.overlay.origin"
> export OVL_XATTR_NLINK="trusted.overlay.nlink"
> export OVL_XATTR_UPPER="trusted.overlay.upper"
> +export OVL_XATTR_METACOPY="trusted.overlay.metacopy"
>
> # helper function to do the actual overlayfs mount operation
> _overlay_mount_dirs()
> Index: xfstests-dev/tests/overlay/059.out
> ===================================================================
> --- /dev/null 1970-01-01 00:00:00.000000000 +0000
> +++ xfstests-dev/tests/overlay/059.out 2018-05-08 13:32:13.829919038 -0400
> @@ -0,0 +1,42 @@
> +QA output created by 059
> +== Check Simple Metacopy ==
> +check properties of metadata copied up file
> +Unmount and Mount again
> +check properties of metadata copied up file
> +check properties of data copied up file
> +
> +== Check Midlayer Metacopy ==
> +check properties of metadata copied up file
> +Unmount and Mount again
> +check properties of metadata copied up file
> +check properties of data copied up file
> +
> +== Check Rename Redirect ==
> +check properties of metadata copied up file
> +Unmount and Mount again
> +check properties of metadata copied up file
> +check properties of data copied up file
> +
> +== Check Midlayer Rename Redirect ==
> +check properties of metadata copied up file
> +Unmount and Mount again
> +check properties of metadata copied up file
> +check properties of data copied up file
> +
> +== Check Link Redirect ==
> +check properties of metadata copied up file
> +Unmount and Mount again
> +check properties of metadata copied up file
> +check properties of data copied up file
> +
> +== Check Midlayer Link Redirect ==
> +check properties of metadata copied up file
> +Unmount and Mount again
> +check properties of metadata copied up file
> +check properties of data copied up file
> +
> +== Check Lower Link Rename Absolute Redirect ==
> +check properties of metadata copied up file
> +Unmount and Mount again
> +check properties of metadata copied up file
> +check properties of data copied up file
> Index: xfstests-dev/tests/overlay/group
> ===================================================================
> --- xfstests-dev.orig/tests/overlay/group 2018-05-08 13:31:59.492919038 -0400
> +++ xfstests-dev/tests/overlay/group 2018-05-08 13:32:13.829919038 -0400
> @@ -61,3 +61,4 @@
> 056 auto quick fsck
> 057 auto quick redirect
> 058 auto quick exportfs
> +059 auto quick
Let's start a metacopy test group.
Thanks,
Amir.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2018-05-08 17:38 [PATCH] xfstest: overlay: Add tests for overlay metadata only copy up feature Vivek Goyal
2018-05-08 18:24 ` Amir Goldstein
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