4 # exercise xfs_repair repairing broken filesystems
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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 # link correct .out file
51 _link_out_file $seq.out $seqfull.out
53 # nuke the superblock, AGI, AGF, AGFL; then try repair the damage
57 for structure in 'sb 0' 'agf 0' 'agi 0' 'agfl 0'
59 echo "Corrupting $structure - setting bits to $1"
60 _check_repair $1 "$structure" |
61 sed -e '/^error following ag 0 unlinked list$/d'
65 # real QA test starts here
67 _supported_os IRIX Linux
70 _require_no_large_scratch_dev
72 DSIZE="-dsize=100m,agcount=6"
74 # first we need to ensure there are no bogus secondary
75 # superblocks between the primary and first secondary
76 # superblock (hanging around from earlier tests)...
79 _scratch_mkfs_xfs $DSIZE >/dev/null 2>&1
80 if [ $? -ne 0 ] # probably don't have a big enough scratch
82 _notrun "SCRATCH_DEV too small, results would be non-deterministic"
85 src/feature -U $SCRATCH_DEV && \
86 _notrun "UQuota are enabled, test needs controlled sb recovery"
87 src/feature -G $SCRATCH_DEV && \
88 _notrun "GQuota are enabled, test needs controlled sb recovery"
89 src/feature -P $SCRATCH_DEV && \
90 _notrun "PQuota are enabled, test needs controlled sb recovery"
94 eval `xfs_db -r -c "sb 1" -c stack $SCRATCH_DEV | perl -ne '
95 if (/byte offset (\d+), length (\d+)/) {
96 print "clear=", $1 / 512, "\n"; exit
98 [ -z "$clear" ] && echo "Cannot calculate length to clear"
99 src/devzero -v -1 -n "$clear" $SCRATCH_DEV >/dev/null
101 # now kick off the real repair test...
103 _scratch_mkfs_xfs $DSIZE | _filter_mkfs 2>$tmp.mkfs