4 # Exercise xfs parallel repair on broken filesystems
5 # This is a clone of test 030 useing xfs_prepair64 instead of xfs_repair
7 #-----------------------------------------------------------------------
8 # Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
10 # This program is free software; you can redistribute it and/or
11 # modify it under the terms of the GNU General Public License as
12 # published by the Free Software Foundation.
14 # This program is distributed in the hope that it would be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 # GNU General Public License for more details.
19 # You should have received a copy of the GNU General Public License
20 # along with this program; if not, write the Free Software Foundation,
21 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 #-----------------------------------------------------------------------
27 seqres=$RESULT_DIR/$seq
28 seqres=$RESULT_DIR/$seq
29 seqres=$RESULT_DIR/$seq
30 echo "QA output created by $seq"
34 status=1 # failure is the default!
39 umount $SCRATCH_DEV 2>/dev/null
43 trap "_cleanup; exit \$status" 0 1 2 3 15
45 # get standard environment, filters and checks
50 [ -z "$XFS_PARALLEL_REPAIR64_PROG" ] && _notrun "parallel repair binary xfs_prepair64 is not installed"
52 # force use of parallel repair
53 export XFS_REPAIR_PROG=$XFS_PARALLEL_REPAIR64_PROG
55 # nuke the superblock, AGI, AGF, AGFL; then try repair the damage
59 for structure in 'sb 0' 'agf 0' 'agi 0' 'agfl 0'
61 echo "Corrupting $structure - setting bits to $1"
62 _check_repair $1 "$structure"
66 # real QA test starts here
68 _supported_os IRIX Linux
71 _require_no_large_scratch_dev
75 # first we need to ensure there are no bogus secondary
76 # superblocks between the primary and first secondary
77 # superblock (hanging around from earlier tests)...
80 _scratch_mkfs_xfs $DSIZE >/dev/null 2>&1
81 if [ $? -ne 0 ] # probably don't have a big enough scratch
83 _notrun "SCRATCH_DEV too small, results would be non-deterministic"
86 src/feature -U $SCRATCH_DEV && \
87 _notrun "UQuota are enabled, test needs controlled sb recovery"
88 src/feature -G $SCRATCH_DEV && \
89 _notrun "GQuota are enabled, test needs controlled sb recovery"
90 src/feature -P $SCRATCH_DEV && \
91 _notrun "PQuota are enabled, test needs controlled sb recovery"
95 eval `xfs_db -r -c "sb 1" -c stack $SCRATCH_DEV | $PERL_PROG -ne '
96 if (/byte offset (\d+), length (\d+)/) {
97 print "clear=", $1 / 512, "\n"; exit
99 [ -z "$clear" ] && echo "Cannot calculate length to clear"
100 src/devzero -v -1 -n "$clear" $SCRATCH_DEV >/dev/null
102 # now kick off the real prepair test...
104 _scratch_mkfs_xfs $DSIZE | _filter_mkfs 2>$tmp.mkfs