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) 2000-2002 Silicon Graphics, Inc. All Rights Reserved.
9 #-----------------------------------------------------------------------
15 echo "QA output created by $seq"
19 status=1 # failure is the default!
24 umount $SCRATCH_DEV 2>/dev/null
28 trap "_cleanup; exit \$status" 0 1 2 3 15
30 # get standard environment, filters and checks
35 [ -z "$XFS_PARALLEL_REPAIR64_PROG" ] && _notrun "parallel repair binary xfs_prepair64 is not installed"
37 # force use of parallel repair
38 export XFS_REPAIR_PROG=$XFS_PARALLEL_REPAIR64_PROG
40 # nuke the superblock, AGI, AGF, AGFL; then try repair the damage
44 for structure in 'sb 0' 'agf 0' 'agi 0' 'agfl 0'
46 echo "Corrupting $structure - setting bits to $1"
47 _check_repair $1 "$structure"
51 # real QA test starts here
53 _supported_os IRIX Linux
60 # first we need to ensure there are no bogus secondary
61 # superblocks between the primary and first secondary
62 # superblock (hanging around from earlier tests)...
65 _scratch_mkfs_xfs $DSIZE >/dev/null 2>&1
66 if [ $? -ne 0 ] # probably don't have a big enough scratch
68 _notrun "SCRATCH_DEV too small, results would be non-deterministic"
71 src/feature -U $SCRATCH_DEV && \
72 _notrun "UQuota are enabled, test needs controlled sb recovery"
73 src/feature -G $SCRATCH_DEV && \
74 _notrun "GQuota are enabled, test needs controlled sb recovery"
75 src/feature -P $SCRATCH_DEV && \
76 _notrun "PQuota are enabled, test needs controlled sb recovery"
80 eval `xfs_db -r -c "sb 1" -c stack $SCRATCH_DEV | $PERL_PROG -ne '
81 if (/byte offset (\d+), length (\d+)/) {
82 print "clear=", $1 / 512, "\n"; exit
84 [ -z "$clear" ] && echo "Cannot calculate length to clear"
85 src/devzero -v -1 -n "$clear" $SCRATCH_DEV >/dev/null
87 # now kick off the real prepair test...
89 _scratch_mkfs_xfs $DSIZE | _filter_mkfs 2>$tmp.mkfs