4 # Exercise xfs parallel repair on broken filesystems
5 # This is a clone of test 030 useing xfs_prepair64 instead of xfs_repair
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27 echo "QA output created by $seq"
31 status=1 # failure is the default!
36 umount $SCRATCH_DEV 2>/dev/null
40 trap "_cleanup; exit \$status" 0 1 2 3 15
42 # get standard environment, filters and checks
47 [ -z "$XFS_PARALLEL_REPAIR64_PROG" ] && _notrun "parallel repair binary xfs_prepair64 is not installed"
49 # force use of parallel repair
50 export XFS_REPAIR_PROG=$XFS_PARALLEL_REPAIR64_PROG
52 # nuke the superblock, AGI, AGF, AGFL; then try repair the damage
56 for structure in 'sb 0' 'agf 0' 'agi 0' 'agfl 0'
58 echo "Corrupting $structure - setting bits to $1"
59 _check_repair $1 "$structure"
63 # real QA test starts here
65 _supported_os IRIX Linux
68 _require_no_large_scratch_dev
72 # first we need to ensure there are no bogus secondary
73 # superblocks between the primary and first secondary
74 # superblock (hanging around from earlier tests)...
77 _scratch_mkfs_xfs $DSIZE >/dev/null 2>&1
78 if [ $? -ne 0 ] # probably don't have a big enough scratch
80 _notrun "SCRATCH_DEV too small, results would be non-deterministic"
83 src/feature -U $SCRATCH_DEV && \
84 _notrun "UQuota are enabled, test needs controlled sb recovery"
85 src/feature -G $SCRATCH_DEV && \
86 _notrun "GQuota are enabled, test needs controlled sb recovery"
87 src/feature -P $SCRATCH_DEV && \
88 _notrun "PQuota are enabled, test needs controlled sb recovery"
92 eval `xfs_db -r -c "sb 1" -c stack $SCRATCH_DEV | $PERL_PROG -ne '
93 if (/byte offset (\d+), length (\d+)/) {
94 print "clear=", $1 / 512, "\n"; exit
96 [ -z "$clear" ] && echo "Cannot calculate length to clear"
97 src/devzero -v -1 -n "$clear" $SCRATCH_DEV >/dev/null
99 # now kick off the real prepair test...
101 _scratch_mkfs_xfs $DSIZE | _filter_mkfs 2>$tmp.mkfs