Re: [PATCH v2 2/4] xfs: add parent pointer test

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On Thu, Oct 13, 2022 at 07:55:42PM +0000, Allison Henderson wrote:
> On Wed, 2022-10-12 at 11:10 +0800, Zorro Lang wrote:
> > On Wed, Oct 12, 2022 at 11:02:20AM +0800, Zorro Lang wrote:
> > > On Tue, Oct 11, 2022 at 06:38:10PM -0700, Catherine Hoang wrote:
> > > > From: Allison Henderson <allison.henderson@xxxxxxxxxx>
> > > > 
> > > > Add a test to verify basic parent pointers operations (create,
> > > > move, link,
> > > > unlink, rename, overwrite).
> > > > 
> > > > Signed-off-by: Allison Henderson <allison.henderson@xxxxxxxxxx>
> > > > Signed-off-by: Catherine Hoang <catherine.hoang@xxxxxxxxxx>
> > > > ---
> > > >  doc/group-names.txt |   1 +
> > > >  tests/xfs/554       | 125
> > > > ++++++++++++++++++++++++++++++++++++++++++++
> > > >  tests/xfs/554.out   |  59 +++++++++++++++++++++
> > > >  3 files changed, 185 insertions(+)
> > > >  create mode 100755 tests/xfs/554
> > > >  create mode 100644 tests/xfs/554.out
> > > > 
> > > > diff --git a/doc/group-names.txt b/doc/group-names.txt
> > > > index ef411b5e..8e35c699 100644
> > > > --- a/doc/group-names.txt
> > > > +++ b/doc/group-names.txt
> > > > @@ -77,6 +77,7 @@ nfs4_acl              NFSv4 access control
> > > > lists
> > > >  nonsamefs              overlayfs layers on different filesystems
> > > >  online_repair          online repair functionality tests
> > > >  other                  dumping ground, do not add more tests to
> > > > this group
> > > > +parent                 Parent pointer tests
> > > >  pattern                        specific IO pattern tests
> > > >  perms                  access control and permission checking
> > > >  pipe                   pipe functionality
> > > > diff --git a/tests/xfs/554 b/tests/xfs/554
> > > > new file mode 100755
> > > > index 00000000..26914e4c
> > > > --- /dev/null
> > > > +++ b/tests/xfs/554
> > > > @@ -0,0 +1,125 @@
> > > > +#! /bin/bash
> > > > +# SPDX-License-Identifier: GPL-2.0
> > > > +# Copyright (c) 2022, Oracle and/or its affiliates.  All Rights
> > > > Reserved.
> > > > +#
> > > > +# FS QA Test 554
> > > > +#
> > > > +# simple parent pointer test
> > > > +#
> > > > +
> > > > +. ./common/preamble
> > > > +_begin_fstest auto quick parent
> > > > +
> > > > +cleanup()
> > > > +{
> > > > +       cd /
> > > > +       rm -f $tmp.*
> > > > +}
> > > 
> > > This's same with common cleanup function, you can remove this
> > > function.
> > 
> > Same for patch 3 and 4.
> > 
> > > 
> > > > +
> > > > +full()
> > > > +{
> > > > +    echo ""            >>$seqres.full
> > > > +    echo "*** $* ***"  >>$seqres.full
> > > > +    echo ""            >>$seqres.full
> > > > +}
> > > 
> > > What's this function for? I didn't see this function is called in
> > > this case.
> > > Am I missing something?
> > 
> > Same question for patch 3 and 4.
> Think I answered these in the other patch review...
> 
> > 
> > > 
> > > > +
> > > > +# get standard environment, filters and checks
> > > > +. ./common/filter
> > > > +. ./common/reflink
> > > > +. ./common/inject
> > > > +. ./common/parent
> > > > +
> > > > +# Modify as appropriate
> > > > +_supported_fs xfs
> > > > +_require_scratch
> > > > +_require_xfs_sysfs debug/larp
> > > > +_require_xfs_io_error_injection "larp"
> > 
> > And does this case really do error injection? I didn't find that. If
> > not, please
> > remove this requirement and above common/inject. 
> I think at one point I had all these tests in one file and then later
> separated them into multiple tests.  So I think the requirements for
> injects can be removed from patch 2 and 3

Sure, yes, same for patch 3 not 4. I said wrong below:)

> 
> > Same question for patch 4.
> Patch 4 does do injects, so the requirement should stay.
> 
> Allison
> 
> > 
> > Thanks,
> > Zorro
> > 
> > > > +_require_xfs_parent
> > > > +_require_xfs_io_command "parent"
> > > > +
> > > > +# real QA test starts here
> > > > +
> > > > +# Create a directory tree using a protofile and
> > > > +# make sure all inodes created have parent pointers
> > > > +
> > > > +protofile=$tmp.proto
> > > > +
> > > > +cat >$protofile <<EOF
> > > > +DUMMY1
> > > > +0 0
> > > > +: root directory
> > > > +d--777 3 1
> > > > +: a directory
> > > > +testfolder1 d--755 3 1
> > > > +file1 ---755 3 1 /dev/null
> > > > +$
> > > > +: back in the root
> > > > +testfolder2 d--755 3 1
> > > > +file2 ---755 3 1 /dev/null
> > > > +: done
> > > > +$
> > > > +EOF
> > > > +
> > > > +if [ $? -ne 0 ]
> > > > +then
> > > > +    _fail "failed to create test protofile"
> > > > +fi
> > > 
> > > It just writes a general file, right? Is there any special reason
> > > might cause
> > > write fail?
> > > 
> > > I think we don't need to check each step's return value. And if we
> > > fail to write
> > > a file, bash helps to output error message to break golden image
> > > too.
> > > 
> > > Thanks,
> > > Zorro
> > > 
> > > > +
> > > > +_scratch_mkfs -f -n parent=1 -p $protofile >>$seqres.full 2>&1 \
> > > > +       || _fail "mkfs failed"
> > > > +_check_scratch_fs
> > > > +
> > > > +_scratch_mount >>$seqres.full 2>&1 \
> > > > +       || _fail "mount failed"
> > > > +
> > > > +testfolder1="testfolder1"
> > > > +testfolder2="testfolder2"
> > > > +file1="file1"
> > > > +file2="file2"
> > > > +file3="file3"
> > > > +file4="file4"
> > > > +file5="file5"
> > > > +file1_ln="file1_link"
> > > > +
> > > > +echo ""
> > > > +# Create parent pointer test
> > > > +_verify_parent "$testfolder1" "$file1" "$testfolder1/$file1"
> > > > +
> > > > +echo ""
> > > > +# Move parent pointer test
> > > > +mv $SCRATCH_MNT/$testfolder1/$file1
> > > > $SCRATCH_MNT/$testfolder2/$file1
> > > > +_verify_parent "$testfolder2" "$file1" "$testfolder2/$file1"
> > > > +
> > > > +echo ""
> > > > +# Hard link parent pointer test
> > > > +ln $SCRATCH_MNT/$testfolder2/$file1
> > > > $SCRATCH_MNT/$testfolder1/$file1_ln
> > > > +_verify_parent "$testfolder1" "$file1_ln"
> > > > "$testfolder1/$file1_ln"
> > > > +_verify_parent "$testfolder1" "$file1_ln" "$testfolder2/$file1"
> > > > +_verify_parent "$testfolder2" "$file1"   
> > > > "$testfolder1/$file1_ln"
> > > > +_verify_parent "$testfolder2" "$file1"    "$testfolder2/$file1"
> > > > +
> > > > +echo ""
> > > > +# Remove hard link parent pointer test
> > > > +ino="$(stat -c '%i' $SCRATCH_MNT/$testfolder2/$file1)"
> > > > +rm $SCRATCH_MNT/$testfolder2/$file1
> > > > +_verify_parent "$testfolder1" "$file1_ln"
> > > > "$testfolder1/$file1_ln"
> > > > +_verify_no_parent "$file1" "$ino" "$testfolder1/$file1_ln"
> > > > +
> > > > +echo ""
> > > > +# Rename parent pointer test
> > > > +ino="$(stat -c '%i' $SCRATCH_MNT/$testfolder1/$file1_ln)"
> > > > +mv $SCRATCH_MNT/$testfolder1/$file1_ln
> > > > $SCRATCH_MNT/$testfolder1/$file2
> > > > +_verify_parent "$testfolder1" "$file2" "$testfolder1/$file2"
> > > > +_verify_no_parent "$file1_ln" "$ino" "$testfolder1/$file2"
> > > > +
> > > > +echo ""
> > > > +# Over write parent pointer test
> > > > +touch $SCRATCH_MNT/$testfolder2/$file3
> > > > +_verify_parent "$testfolder2" "$file3" "$testfolder2/$file3"
> > > > +ino="$(stat -c '%i' $SCRATCH_MNT/$testfolder2/$file3)"
> > > > +mv -f $SCRATCH_MNT/$testfolder2/$file3
> > > > $SCRATCH_MNT/$testfolder1/$file2
> > > > +_verify_parent "$testfolder1" "$file2" "$testfolder1/$file2"
> > > > +
> > > > +# success, all done
> > > > +status=0
> > > > +exit
> > > > diff --git a/tests/xfs/554.out b/tests/xfs/554.out
> > > > new file mode 100644
> > > > index 00000000..67ea9f2b
> > > > --- /dev/null
> > > > +++ b/tests/xfs/554.out
> > > > @@ -0,0 +1,59 @@
> > > > +QA output created by 554
> > > > +
> > > > +*** testfolder1 OK
> > > > +*** testfolder1/file1 OK
> > > > +*** testfolder1/file1 OK
> > > > +*** Verified parent pointer: name:file1, namelen:5
> > > > +*** Parent pointer OK for child testfolder1/file1
> > > > +
> > > > +*** testfolder2 OK
> > > > +*** testfolder2/file1 OK
> > > > +*** testfolder2/file1 OK
> > > > +*** Verified parent pointer: name:file1, namelen:5
> > > > +*** Parent pointer OK for child testfolder2/file1
> > > > +
> > > > +*** testfolder1 OK
> > > > +*** testfolder1/file1_link OK
> > > > +*** testfolder1/file1_link OK
> > > > +*** Verified parent pointer: name:file1_link, namelen:10
> > > > +*** Parent pointer OK for child testfolder1/file1_link
> > > > +*** testfolder1 OK
> > > > +*** testfolder2/file1 OK
> > > > +*** testfolder1/file1_link OK
> > > > +*** Verified parent pointer: name:file1_link, namelen:10
> > > > +*** Parent pointer OK for child testfolder2/file1
> > > > +*** testfolder2 OK
> > > > +*** testfolder1/file1_link OK
> > > > +*** testfolder2/file1 OK
> > > > +*** Verified parent pointer: name:file1, namelen:5
> > > > +*** Parent pointer OK for child testfolder1/file1_link
> > > > +*** testfolder2 OK
> > > > +*** testfolder2/file1 OK
> > > > +*** testfolder2/file1 OK
> > > > +*** Verified parent pointer: name:file1, namelen:5
> > > > +*** Parent pointer OK for child testfolder2/file1
> > > > +
> > > > +*** testfolder1 OK
> > > > +*** testfolder1/file1_link OK
> > > > +*** testfolder1/file1_link OK
> > > > +*** Verified parent pointer: name:file1_link, namelen:10
> > > > +*** Parent pointer OK for child testfolder1/file1_link
> > > > +*** testfolder1/file1_link OK
> > > > +
> > > > +*** testfolder1 OK
> > > > +*** testfolder1/file2 OK
> > > > +*** testfolder1/file2 OK
> > > > +*** Verified parent pointer: name:file2, namelen:5
> > > > +*** Parent pointer OK for child testfolder1/file2
> > > > +*** testfolder1/file2 OK
> > > > +
> > > > +*** testfolder2 OK
> > > > +*** testfolder2/file3 OK
> > > > +*** testfolder2/file3 OK
> > > > +*** Verified parent pointer: name:file3, namelen:5
> > > > +*** Parent pointer OK for child testfolder2/file3
> > > > +*** testfolder1 OK
> > > > +*** testfolder1/file2 OK
> > > > +*** testfolder1/file2 OK
> > > > +*** Verified parent pointer: name:file2, namelen:5
> > > > +*** Parent pointer OK for child testfolder1/file2
> > > > -- 
> > > > 2.25.1
> > > > 
> > 
> 




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