Btrfs was screwing up rename+fsync, add some regression tests for the various
scenarios it was screwing up. Thanks,
Signed-off-by: Josef Bacik <jbacik@xxxxxxxxxxxx>
---
tests/generic/322 | 111 ++++++++++++++++++++++++++++++++++++++++++++++++++
tests/generic/322.out | 7 ++++
tests/generic/group | 1 +
3 files changed, 119 insertions(+)
create mode 100644 tests/generic/322
create mode 100644 tests/generic/322.out
diff --git a/tests/generic/322 b/tests/generic/322
new file mode 100644
index 0000000..1cea133
--- /dev/null
+++ b/tests/generic/322
@@ -0,0 +1,111 @@
+#! /bin/bash
+# FS QA Test No. 322
+#
+# Runs various rename fsync tests to cover some rename fsync corner cases.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2013 Fusion IO. 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`
+status=1 # failure is the default!
+
+_cleanup()
+{
+ _cleanup_flakey
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/dmflakey
+
+# real QA test starts here
+_supported_fs generic
+_supported_os Linux
+_need_to_be_root
+_require_scratch
+_require_dm_flakey
+
+rm -f $seqres.full
+
+_clean_working_dir()
+{
+ _mount_flakey
+ rm -rf $SCRATCH_MNT/*
+ _unmount_flakey
+}
+
+# Btrfs wasn't making sure the new file after rename survived the fsync
+_rename_test()
+{
+ echo "fsync rename test"
+ _mount_flakey
+ $XFS_IO_PROG -f -c "pwrite 0 1M" -c "fsync" $SCRATCH_MNT/foo \
+ > $seqres.full 2>&1 || _fail "xfs_io failed"
+ mv $SCRATCH_MNT/foo $SCRATCH_MNT/bar
+ $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/bar
+ _load_flakey_table $FLAKEY_DROP_WRITES
+ md5sum $SCRATCH_MNT/bar
+ _unmount_flakey
+
+ _load_flakey_table $FLAKEY_ALLOW_WRITES
+ _mount_flakey
+ md5sum $SCRATCH_MNT/bar
+ _unmount_flakey
+ _check_scratch_fs $FLAKEY_DEV
+ [ $? -ne 0 ] && _fatal "fsck failed"
+}
+
+# Btrfs was dropping some of the modified extents in between fsyncs if we
+# renamed.
+_write_after_fsync_rename_test()
+{
+ echo "fsync rename test"
+ _mount_flakey
+ $XFS_IO_PROG -f -c "pwrite 0 1M" -c "fsync" -c "pwrite 2M 1M" \
+ -c "sync_range -b" $SCRATCH_MNT/foo > $seqres.full 2>&1 || _fail "xfs_io failed"
+ mv $SCRATCH_MNT/foo $SCRATCH_MNT/bar
+ $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/bar
+ _load_flakey_table $FLAKEY_DROP_WRITES
+ md5sum $SCRATCH_MNT/bar
+ _unmount_flakey
+
+ _load_flakey_table $FLAKEY_ALLOW_WRITES
+ _mount_flakey
+ md5sum $SCRATCH_MNT/bar
+ _unmount_flakey
+ _check_scratch_fs $FLAKEY_DEV
+ [ $? -ne 0 ] && _fatal "fsck failed"
+}
+
+_scratch_mkfs >> $seqres.full 2>&1
+
+# Create a basic flakey device that will never error out
+_init_flakey
+
+_rename_test
+_clean_working_dir
+_write_after_fsync_rename_test
+
+status=0
+exit
diff --git a/tests/generic/322.out b/tests/generic/322.out
new file mode 100644
index 0000000..0d9f274
--- /dev/null
+++ b/tests/generic/322.out
@@ -0,0 +1,7 @@
+QA output created by 322
+fsync rename test
+ca539970d4b1fa1f34213ba675007381 /mnt/scratch/bar
+ca539970d4b1fa1f34213ba675007381 /mnt/scratch/bar
+fsync rename test
+d34ff04c17ef7068d78d0c4be49cfe57 /mnt/scratch/bar
+d34ff04c17ef7068d78d0c4be49cfe57 /mnt/scratch/bar
diff --git a/tests/generic/group b/tests/generic/group
index 25dddd8..f492461 100644
--- a/tests/generic/group
+++ b/tests/generic/group
@@ -124,3 +124,4 @@
319 acl auto quick
320 auto rw
321 auto quick metadata log
+322 auto quick metadata log
--
1.8.3.1
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