8 # generate secondary header with one of allowed json area
9 # size values. Test whether auto-recovery code is able
10 # to validate secondary header with non-default json area
13 # primary header is corrupted on purpose.
17 # $2 full source luks2 image
22 test -d $TMPDIR || mkdir $TMPDIR
23 read_luks2_json0 $TGT_IMG $TMPDIR/json0
24 read_luks2_bin_hdr0 $TGT_IMG $TMPDIR/hdr0
25 read_luks2_bin_hdr1 $TGT_IMG $TMPDIR/hdr1
31 TEST_MDA_SIZE=$LUKS2_HDR_SIZE_64K
33 TEST_MDA_SIZE_BYTES=$((TEST_MDA_SIZE*512))
34 TEST_JSN_SIZE=$((TEST_MDA_SIZE-LUKS2_BIN_HDR_SIZE))
35 KEYSLOTS_OFFSET=$((TEST_MDA_SIZE*1024))
36 JSON_DIFF=$(((TEST_MDA_SIZE-LUKS2_HDR_SIZE)*1024))
37 JSON_SIZE=$((TEST_JSN_SIZE*512))
40 json_str=$(jq -c --arg jdiff $JSON_DIFF --arg jsize $JSON_SIZE --arg off $DATA_OFFSET \
41 '.keyslots[].area.offset |= ( . | tonumber + ($jdiff | tonumber) | 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 write_bin_hdr_offset $TMPDIR/hdr1 $TEST_MDA_SIZE_BYTES
54 merge_bin_hdr_with_json $TMPDIR/hdr0 $TMPDIR/json0 $TMPDIR/area0 $TEST_JSN_SIZE
55 merge_bin_hdr_with_json $TMPDIR/hdr1 $TMPDIR/json0 $TMPDIR/area1 $TEST_JSN_SIZE
57 erase_checksum $TMPDIR/area0
58 chks0=$(calc_sha256_checksum_file $TMPDIR/area0)
59 write_checksum $chks0 $TMPDIR/area0
61 erase_checksum $TMPDIR/area1
62 chks0=$(calc_sha256_checksum_file $TMPDIR/area1)
63 write_checksum $chks0 $TMPDIR/area1
65 kill_bin_hdr $TMPDIR/area0
67 write_luks2_hdr0 $TMPDIR/area0 $TGT_IMG $TEST_MDA_SIZE
68 write_luks2_hdr1 $TMPDIR/area1 $TGT_IMG $TEST_MDA_SIZE
73 read_luks2_bin_hdr0 $TGT_IMG $TMPDIR/hdr_res0 $TEST_MDA_SIZE
74 local str_res0=$(head -c 6 $TMPDIR/hdr_res0)
75 test "$str_res0" = "VACUUM" || exit 2
76 read_luks2_json1 $TGT_IMG $TMPDIR/json_res1 $TEST_JSN_SIZE
77 jq -c --arg koff $KEYSLOTS_OFFSET --arg jsize $JSON_SIZE \
78 'if ([.keyslots[].area.offset] | map(tonumber) | min | tostring != $koff) or
79 (.config.json_size != $jsize)
80 then error("Unexpected value in result json") else empty end' $TMPDIR/json_res1 || exit 5
89 test $# -eq 2 || exit 1
91 TGT_IMG=$1/$(test_img_name $0)