3 # loop through all of our bad images and make sure fsck repairs them properly
5 # It's GPL, same as everything else in this tree.
11 RESULT="fsck-tests-results.txt"
15 echo "$*" | tee -a $RESULT
21 echo "############### $@" >> $RESULT 2>&1
22 "$@" >> $RESULT 2>&1 || _fail "failed: $@"
27 # test rely on corrupting blocks tool
28 run_check make btrfs-corrupt-block
30 for i in $(find $here/tests/fsck-tests -name '*.img')
32 echo " [TEST] $(basename $i)"
33 echo "testing image $i" >> $RESULT
35 run_check $here/btrfs-image -r $i test.img
37 $here/btrfsck test.img >> $RESULT 2>&1
38 [ $? -eq 0 ] && _fail "btrfsck should have detected corruption"
40 run_check $here/btrfsck --repair test.img
41 run_check $here/btrfsck test.img
44 if [ -z $TEST_DEV ] || [ -z $TEST_MNT ];then
45 echo " [NOTRUN] extent tree rebuild"
49 # test whether fsck can rebuild a corrupted extent tree
50 test_extent_tree_rebuild()
52 echo " [TEST] extent tree rebuild"
53 $here/mkfs.btrfs -f $TEST_DEV >> /dev/null 2>&1 || _fail "fail to mkfs"
55 run_check mount $TEST_DEV $TEST_MNT
56 cp -aR /lib/modules/`uname -r`/ $TEST_MNT 2>&1
58 for i in `seq 1 100`;do
59 $here/btrfs sub snapshot $TEST_MNT \
60 $TEST_MNT/snapaaaaaaa_$i >& /dev/null
62 run_check umount $TEST_DEV
64 # get extent root bytenr
65 extent_root_bytenr=`$here/btrfs-debug-tree -r $TEST_DEV | grep extent | awk '{print $7}'`
66 if [ -z $extent_root_bytenr ];then
67 _fail "fail to get extent root bytenr"
70 # corrupt extent root node block
71 run_check $here/btrfs-corrupt-block -l $extent_root_bytenr \
74 $here/btrfs check $TEST_DEV >& /dev/null && \
75 _fail "fsck should detect failure"
76 run_check $here/btrfs check --init-extent-tree $TEST_DEV
77 run_check $here/btrfs check $TEST_DEV
80 test_extent_tree_rebuild