1test_description="check that we cant append a bad undo file"
2if test -x $RESIZE2FS_EXE -a -x $E2UNDO_EXE; then
3
4TDB_FILE=${TMPDIR:-/tmp}/resize2fs-$(basename $TMPFILE).e2undo
5OUT=$test_name.log
6rm -f $TDB_FILE >/dev/null 2>&1
7fail=0
8
9echo check that we cant append a bad undo file > $OUT
10
11dd if=/dev/zero of=$TMPFILE bs=1k count=512 > /dev/null 2>&1
12crc0=`$CRCSUM $TMPFILE`
13echo $CRCSUM before mke2fs $crc0 >> $OUT
14
15CONF=$TMPFILE.conf
16cat > $CONF << ENDL
17[fs_types]
18	ext4h = {
19		features = has_journal,extent,huge_file,flex_bg,uninit_bg,dir_nlink,extra_isize,sparse_super,filetype,dir_index,ext_attr,resize_inode
20		blocksize = 4096
21		inode_size = 256
22		make_hugefiles = true
23		hugefiles_dir = /
24		hugefiles_slack = 0
25		hugefiles_name = aaaaa
26		hugefiles_digits = 4
27		hugefiles_size = 1M
28		zero_hugefiles = false
29	}
30ENDL
31
32echo mke2fs -q -F -o Linux -T ext4h -O ^metadata_csum,^64bit -E lazy_itable_init=1 -b 4096 -z $TDB_FILE.0 $TMPFILE 524288 >> $OUT
33MKE2FS_CONFIG=$CONF $MKE2FS -q -F -o Linux -T ext4h -O ^metadata_csum,^64bit -E lazy_itable_init=1 -b 4096 -z $TDB_FILE.0 $TMPFILE >> $OUT 2>&1
34crc1=`$CRCSUM $TMPFILE`
35echo $CRCSUM after mke2fs $crc1 >> $OUT
36features="$($DUMPE2FS -h $TMPFILE 2> /dev/null | grep 'Filesystem features:')"
37if [ "$(echo "${features}" | grep "metadata_csum" -c)" -gt 0 ] || [ "$(echo "${features}" | grep 64bit -c)" -gt 0 ]; then
38	echo "FS features: ${features}" >> $OUT
39	echo "Should not have 64bit or metadata_csum set" >> $OUT
40	fail=1
41fi
42$FSCK -f -n $TMPFILE >> $OUT 2>&1 || fail=1
43
44echo using resize2fs to test e2undo >> $OUT
45$RESIZE2FS -z $TDB_FILE.1 -b $TMPFILE >> $OUT 2>&1
46crc2=`$CRCSUM $TMPFILE`
47echo $CRCSUM after resize2fs $crc2 >> $OUT
48features="$($DUMPE2FS -h $TMPFILE 2> /dev/null | grep 'Filesystem features:')"
49if [ "$(echo "${features}" | grep "metadata_csum" -c)" -gt 0 ] || [ "$(echo "${features}" | grep 64bit -c)" -lt 1 ]; then
50	echo "FS features: ${features}" >> $OUT
51	echo "Should have 64bit but not metadata_csum set" >> $OUT
52	fail=1
53fi
54$FSCK -f -n $TMPFILE >> $OUT 2>&1 || fail=1
55
56echo corrupt $TDB_FILE.1 >> $OUT
57dd if=/dev/zero of=$TDB_FILE.1 bs=4096 count=1 skip=1 2> /dev/null
58
59echo using tune2fs to test e2undo >> $OUT
60$TUNE2FS -O metadata_csum -z $TDB_FILE.1 $TMPFILE >> $OUT 2>&1
61crc3=`$CRCSUM $TMPFILE`
62echo $CRCSUM after tune2fs $crc3 >> $OUT
63features="$($DUMPE2FS -h $TMPFILE 2> /dev/null | grep 'Filesystem features:')"
64if [ "$(echo "${features}" | grep "metadata_csum" -c)" -gt 0 ] || [ "$(echo "${features}" | grep 64bit -c)" -lt 1 ]; then
65	echo "FS features: ${features}" >> $OUT
66	echo "Should have 64bit but not metadata_csum set" >> $OUT
67	fail=1
68fi
69$FSCK -f -n $TMPFILE >> $OUT 2>&1 || fail=1
70
71echo using e2fsck to test e2undo >> $OUT
72$FSCK -f -y -D -z $TDB_FILE.1 $TMPFILE >> $OUT 2>&1
73crc4=`$CRCSUM $TMPFILE`
74echo $CRCSUM after e2fsck $crc4 >> $OUT
75features="$($DUMPE2FS -h $TMPFILE 2> /dev/null | grep 'Filesystem features:')"
76if [ "$(echo "${features}" | grep "metadata_csum" -c)" -gt 0 ] || [ "$(echo "${features}" | grep 64bit -c)" -lt 1 ]; then
77	echo "FS features: ${features}" >> $OUT
78	echo "Should have 64bit but not metadata_csum set" >> $OUT
79	fail=1
80fi
81$FSCK -f -n $TMPFILE >> $OUT 2>&1 || fail=1
82
83echo roll back e2fsck/tune2fs/resize2fs >> $OUT
84$E2UNDO $TDB_FILE.1 $TMPFILE  >> $OUT 2>&1
85crc1_2=`$CRCSUM $TMPFILE`
86echo $CRCSUM after e2undo e2fsck/tune2fs/resize2fs $crc1_2 >> $OUT
87features="$($DUMPE2FS -h $TMPFILE 2> /dev/null | grep 'Filesystem features:')"
88if [ "$(echo "${features}" | grep "metadata_csum" -c)" -gt 0 ] || [ "$(echo "${features}" | grep 64bit -c)" -lt 1 ]; then
89	echo "FS features: ${features}" >> $OUT
90	echo "Should have 64bit but not metadata_csum set" >> $OUT
91	fail=1
92fi
93$FSCK -f -n $TMPFILE >> $OUT 2>&1 || fail=1
94
95echo roll back mke2fs >> $OUT
96$E2UNDO $TDB_FILE.0 $TMPFILE  >> $OUT 2>&1
97crc0_2=`$CRCSUM $TMPFILE`
98echo $CRCSUM after e2undo mke2fs $crc0_2 >> $OUT
99features="$($DUMPE2FS -h $TMPFILE 2> /dev/null | grep 'Filesystem features:')"
100if [ "$(echo "${features}" | grep "metadata_csum" -c)" -gt 0 ] || [ "$(echo "${features}" | grep 64bit -c)" -lt 1 ]; then
101	echo "FS features: ${features}" >> $OUT
102	echo "Should have 64bit but not metadata_csum set" >> $OUT
103	fail=1
104fi
105$FSCK -f -n $TMPFILE >> $OUT 2>&1 || fail=1
106
107if [ $fail -eq 0 ] && [ $crc0 != $crc1 ] && [ $crc1 != $crc2 ] && [ $crc2 = $crc3 ] && [ $crc3 = $crc4 ] && [ $crc1_2 = $crc2 ] && [ $crc0_2 = $crc2 ]; then
108	echo "$test_name: $test_description: ok"
109	touch $test_name.ok
110else
111	ln -f $test_name.log $test_name.failed
112	echo "$test_name: $test_description: failed"
113fi
114rm -f $TDB_FILE.0 $TDB_FILE.1 $TMPFILE $CONF
115fi
116