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0dda2b0e33
Test both primary and secondary header validation tests with non-default LUKS2 json area size. Check validation rejects config.keyslots_size with zero value. Check validation rejects mismatching values for metadata size set in binary header and in config json section.
86 lines
2.0 KiB
Bash
Executable File
86 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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. lib.sh
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#
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# *** Description ***
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#
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# generate primary header with config json size mismatching
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# value in binary header
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#
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# secondary header is corrupted on purpose as well
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#
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# $1 full target dir
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# $2 full source luks2 image
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function prepare()
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{
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cp $SRC_IMG $TGT_IMG
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test -d $TMPDIR || mkdir $TMPDIR
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read_luks2_json0 $TGT_IMG $TMPDIR/json0
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read_luks2_bin_hdr0 $TGT_IMG $TMPDIR/hdr0
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read_luks2_bin_hdr1 $TGT_IMG $TMPDIR/hdr1
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}
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function generate()
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{
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JS=$(((LUKS2_HDR_SIZE-LUKS2_BIN_HDR_SIZE)*512))
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TEST_MDA_SIZE=$LUKS2_HDR_SIZE_32K
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TEST_MDA_SIZE_BYTES=$((TEST_MDA_SIZE*512))
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TEST_JSN_SIZE=$((TEST_MDA_SIZE-LUKS2_BIN_HDR_SIZE))
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json_str=$(jq -c '.' $TMPDIR/json0)
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write_luks2_json "$json_str" $TMPDIR/json0 $TEST_JSN_SIZE
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write_bin_hdr_size $TMPDIR/hdr0 $TEST_MDA_SIZE_BYTES
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write_bin_hdr_size $TMPDIR/hdr1 $TEST_MDA_SIZE_BYTES
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write_bin_hdr_offset $TMPDIR/hdr1 $TEST_MDA_SIZE_BYTES
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merge_bin_hdr_with_json $TMPDIR/hdr0 $TMPDIR/json0 $TMPDIR/area0 $TEST_JSN_SIZE
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merge_bin_hdr_with_json $TMPDIR/hdr1 $TMPDIR/json0 $TMPDIR/area1 $TEST_JSN_SIZE
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erase_checksum $TMPDIR/area0
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chks0=$(calc_sha256_checksum_file $TMPDIR/area0)
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write_checksum $chks0 $TMPDIR/area0
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erase_checksum $TMPDIR/area1
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chks0=$(calc_sha256_checksum_file $TMPDIR/area1)
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write_checksum $chks0 $TMPDIR/area1
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write_luks2_hdr0 $TMPDIR/area0 $TGT_IMG $TEST_MDA_SIZE
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write_luks2_hdr1 $TMPDIR/area1 $TGT_IMG $TEST_MDA_SIZE
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}
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function check()
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{
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read_luks2_bin_hdr0 $TGT_IMG $TMPDIR/hdr_res0
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local str_res1=$(head -c 4 $TMPDIR/hdr_res0)
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test "$str_res1" = "LUKS" || exit 2
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read_luks2_bin_hdr1 $TGT_IMG $TMPDIR/hdr_res1 $TEST_MDA_SIZE
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local str_res1=$(head -c 4 $TMPDIR/hdr_res1)
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test "$str_res1" = "SKUL" || exit 2
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read_luks2_json0 $TGT_IMG $TMPDIR/json_res0
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jq -c --arg js $JS 'if .config.json_size != ( $js | tostring )
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then error("Unexpected value in result json") else empty end' $TMPDIR/json_res0 || exit 5
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}
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function cleanup()
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{
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rm -f $TMPDIR/*
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rm -fd $TMPDIR
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}
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test $# -eq 2 || exit 1
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TGT_IMG=$1/$(test_img_name $0)
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SRC_IMG=$2
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prepare
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generate
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check
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cleanup
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