| test_description="corrupt e2undo key data" |
| if test -x $E2UNDO_EXE; then |
| |
| E2FSPROGS_UNDO_DIR=${TMPDIR:-/tmp} |
| export E2FSPROGS_UNDO_DIR |
| TDB_FILE=$E2FSPROGS_UNDO_DIR/tune2fs-$(basename $TMPFILE).e2undo |
| OUT=$test_name.log |
| rm -f $TDB_FILE >/dev/null 2>&1 |
| |
| dd if=/dev/zero of=$TMPFILE bs=1k count=512 > /dev/null 2>&1 |
| |
| echo mke2fs -q -F -o Linux -b 1024 $TMPFILE > $OUT |
| $MKE2FS -q -F -o Linux -I 128 -b 1024 $TMPFILE >> $OUT 2>&1 |
| crc0=`$CRCSUM $TMPFILE` |
| echo $CRCSUM before tune2fs $crc0 >> $OUT |
| |
| echo using tune2fs to test e2undo >> $OUT |
| $TUNE2FS -I 256 $TMPFILE >> $OUT 2>&1 |
| crc1=`$CRCSUM $TMPFILE` |
| echo $CRCSUM after tune2fs $crc1 >> $OUT |
| |
| undo_blks=$(( $(stat -c '%s' $TDB_FILE 2>/dev/null || stat -f '%z' $TDB_FILE 2>/dev/null) / 1024 )) |
| dd if=/dev/zero of=$TDB_FILE bs=1024 count=1 seek=$((undo_blks - 1)) conv=notrunc > /dev/null 2>&1 |
| |
| $E2UNDO $TDB_FILE $TMPFILE >> $OUT 2>&1 |
| crc2=`$CRCSUM $TMPFILE` |
| echo $CRCSUM after e2undo $crc2 >> $OUT |
| |
| if [ $crc0 != $crc1 ] && [ $crc1 = $crc2 ]; then |
| echo "$test_name: $test_description: ok" |
| touch $test_name.ok |
| else |
| ln -f $test_name.log $test_name.failed |
| echo "$test_name: $test_description: failed" |
| fi |
| rm -f $TDB_FILE $TMPFILE |
| fi |
