39 lines
965 B
Bash
Executable file
39 lines
965 B
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 one area slightly cross the boundary of another one
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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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# $2 full source luks2 image
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function generate()
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{
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# make area 7 being included in area 6
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json_str=$(jq -c '.keyslots."7".area.offset = ([ .keyslots."6".area.offset, .keyslots."6".area.size ] | map(tonumber) | add - 1 | tostring)' $TMPDIR/json0)
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test ${#json_str} -lt $((LUKS2_JSON_SIZE*512)) || exit 2
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write_luks2_json "$json_str" $TMPDIR/json0
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lib_mangle_json_hdr0_kill_hdr1
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}
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function check()
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{
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lib_hdr1_killed || exit 2
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read_luks2_json0 $TGT_IMG $TMPDIR/json_res0
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jq -c 'if .keyslots."7".area.offset != ([.keyslots."6".area.offset, .keyslots."6".area.size ] | map(tonumber) | add - 1 | 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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lib_prepare $@
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generate
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check
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lib_cleanup
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