8 # generate primary header with non-default metadata json_size
9 # and keyslot area overflowing out of keyslots area.
11 # secondary header is corrupted on purpose as well
15 # $2 full source luks2 image
20 test -d $TMPDIR || mkdir $TMPDIR
21 read_luks2_json0 $TGT_IMG $TMPDIR/json0
22 read_luks2_bin_hdr0 $TGT_IMG $TMPDIR/hdr0
23 read_luks2_bin_hdr1 $TGT_IMG $TMPDIR/hdr1
29 TEST_MDA_SIZE=$LUKS2_HDR_SIZE_64K
31 TEST_MDA_SIZE_BYTES=$((TEST_MDA_SIZE*512))
32 TEST_JSN_SIZE=$((TEST_MDA_SIZE-LUKS2_BIN_HDR_SIZE))
33 KEYSLOTS_OFFSET=$((TEST_MDA_SIZE*1024))
34 JSON_DIFF=$(((TEST_MDA_SIZE-LUKS2_HDR_SIZE)*1024))
35 JSON_SIZE=$((TEST_JSN_SIZE*512))
38 json_str=$(jq -c --arg jdiff $JSON_DIFF --arg jsize $JSON_SIZE --arg off $DATA_OFFSET \
39 --arg mda $((2*TEST_MDA_SIZE_BYTES)) \
40 '.keyslots[].area.offset |= ( . | tonumber + ($jdiff | tonumber) | tostring) |
41 .keyslots."7".area.offset = ( ((.config.keyslots_size | tonumber) + ($mda | tonumber) - (.keyslots."7".area.size | tonumber) + 1) | tostring ) |
42 .config.json_size = $jsize |
43 .segments."0".offset = $off' $TMPDIR/json0)
44 test -n "$json_str" || exit 2
45 test ${#json_str} -lt $((LUKS2_JSON_SIZE*512)) || exit 2
47 write_luks2_json "$json_str" $TMPDIR/json0 $TEST_JSN_SIZE
49 write_bin_hdr_size $TMPDIR/hdr0 $TEST_MDA_SIZE_BYTES
50 write_bin_hdr_size $TMPDIR/hdr1 $TEST_MDA_SIZE_BYTES
52 merge_bin_hdr_with_json $TMPDIR/hdr0 $TMPDIR/json0 $TMPDIR/area0 $TEST_JSN_SIZE
53 merge_bin_hdr_with_json $TMPDIR/hdr1 $TMPDIR/json0 $TMPDIR/area1 $TEST_JSN_SIZE
55 erase_checksum $TMPDIR/area0
56 chks0=$(calc_sha256_checksum_file $TMPDIR/area0)
57 write_checksum $chks0 $TMPDIR/area0
59 erase_checksum $TMPDIR/area1
60 chks0=$(calc_sha256_checksum_file $TMPDIR/area1)
61 write_checksum $chks0 $TMPDIR/area1
63 kill_bin_hdr $TMPDIR/area1
65 write_luks2_hdr0 $TMPDIR/area0 $TGT_IMG $TEST_MDA_SIZE
66 write_luks2_hdr1 $TMPDIR/area1 $TGT_IMG $TEST_MDA_SIZE
71 read_luks2_bin_hdr1 $TGT_IMG $TMPDIR/hdr_res1 $TEST_MDA_SIZE
72 local str_res1=$(head -c 6 $TMPDIR/hdr_res1)
73 test "$str_res1" = "VACUUM" || exit 2
74 read_luks2_json0 $TGT_IMG $TMPDIR/json_res0 $TEST_JSN_SIZE
75 # .keyslots.7.area.offset = ( ((.config.keyslots_size | tonumber) + ($mda | tonumber) - (.keyslots.7.area.size | tonumber) + 1) | tostring ) |
76 jq -c --arg mda $((2*TEST_MDA_SIZE_BYTES)) --arg jsize $JSON_SIZE \
77 'if (.keyslots."7".area.offset != ( ((.config.keyslots_size | tonumber) + ($mda | tonumber) - (.keyslots."7".area.size | tonumber) + 1) | tostring )) or
78 (.config.json_size != $jsize)
79 then error("Unexpected value in result json") else empty end' $TMPDIR/json_res0 || exit 5
88 test $# -eq 2 || exit 1
90 TGT_IMG=$1/$(test_img_name $0)