| #! /bin/bash |
| # FS QA Test No. 291 |
| # |
| # Test xfs_repair on fragmented multi-block dir2 fs |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) Red Hat, 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 15 |
| |
| _cleanup() |
| { |
| cd / |
| rm -f $tmp.* |
| } |
| |
| # get standard environment, filters and checks |
| . ./common/rc |
| . ./common/filter |
| |
| _supported_fs xfs |
| _supported_os Linux |
| |
| # real QA test starts here |
| rm -f $seqres.full |
| _require_scratch |
| _scratch_mkfs_xfs -n size=16k -l size=10m -d size=133m >> $seqres.full 2>&1 |
| _scratch_mount |
| |
| # First we cause very badly fragmented freespace, then |
| # make some multiblock directories in the filesystem, which |
| # should come out very fragmented as a result |
| |
| # Step 1: Cause badly fragmented free space |
| # |
| # XXX: this needs to be factored to match what generic/204 does to support |
| # different inode sizes without ENOSPC |
| mkdir $SCRATCH_MNT/fragdir |
| for I in `seq 0 26200`; do |
| (echo data > $SCRATCH_MNT/fragdir/f$I) >> $seqres.full 2>&1 |
| done |
| sync |
| |
| for I in `seq 0 2 26200`; do |
| rm -f $SCRATCH_MNT/fragdir/f$I >> $seqres.full 2>&1 |
| done |
| sync |
| |
| # Soak up any remaining freespace |
| $XFS_IO_PROG -f -c "pwrite 0 16m" -c "fsync" $SCRATCH_MNT/space_file.large >> $seqres.full 2>&1 |
| |
| # Take a look at freespace for any post-mortem on the test |
| _scratch_unmount |
| _scratch_xfs_db -r -c freesp >> $seqres.full 2>&1 |
| _scratch_mount |
| |
| # Step 2: Make a bunch of (hopefully fragmented) multiblock |
| # dir2 directories |
| |
| # - FMT_LOCAL |
| mkdir $SCRATCH_MNT/S_IFDIR.FMT_LOCAL |
| touch $SCRATCH_MNT/S_IFDIR.FMT_LOCAL/localdirfile |
| |
| # - FMT_EXTENTS |
| mkdir $SCRATCH_MNT/S_IFDIR.FMT_EXTENTS |
| for I in `seq 1 100`; do |
| touch $SCRATCH_MNT/S_IFDIR.FMT_EXTENTS/extent_dir_file_$I |
| done |
| # With a few missing |
| for I in `seq 10 2 20` 100; do |
| rm -f $SCRATCH_MNT/S_IFDIR.FMT_EXTENTS/extent_dir_file_$I |
| done |
| |
| # - FMT_BTREE |
| mkdir $SCRATCH_MNT/S_IFDIR.FMT_BTREE |
| for I in `seq 1 1000`; do |
| touch $SCRATCH_MNT/S_IFDIR.FMT_BTREE/btree_dir_file_$I |
| done |
| # With a few missing |
| for I in `seq 10 2 20` 1000; do |
| rm -f $SCRATCH_MNT/S_IFDIR.FMT_BTREE/btree_dir_file_$I |
| done |
| |
| # Dave's special hack - grow freespace tree |
| mkdir $SCRATCH_MNT/S_IFDIR.FMT_BTREE2 |
| for I in `seq 1 5000`; do |
| touch $SCRATCH_MNT/S_IFDIR.FMT_BTREE2/btree2_dir_file_$I |
| done |
| # Remove every other (odds) |
| for I in `seq 1 2 5000`; do |
| rm -f $SCRATCH_MNT/S_IFDIR.FMT_BTREE2/btree2_dir_file_$I |
| done |
| |
| _scratch_unmount |
| # Can xfs_repair and xfs_check cope with this monster? |
| _scratch_xfs_repair >> $seqres.full 2>&1 || _fail "xfs_repair failed" |
| _xfs_check $SCRATCH_DEV >> $seqres.full 2>&1 || _fail "xfs_check failed" |
| |
| # Yes they can! Now... |
| # Can xfs_metadump cope with this monster? |
| _scratch_metadump $tmp.metadump || _fail "xfs_metadump failed" |
| xfs_mdrestore $tmp.metadump $tmp.img || _fail "xfs_mdrestore failed" |
| [ "$USE_EXTERNAL" = yes ] && [ -n "$SCRATCH_RTDEV" ] && \ |
| rt_repair_opts="-r $SCRATCH_RTDEV" |
| $XFS_REPAIR_PROG $rt_repair_opts -f $tmp.img >> $seqres.full 2>&1 || \ |
| _fail "xfs_repair of metadump failed" |
| |
| # Yes it can; success, all done |
| status=0 |
| exit |
| |