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41 lines
834 B
Bash
Executable File
41 lines
834 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 invalid json_size in config section
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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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# $2 full source luks2 image
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generate()
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{
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JS=$(((LUKS2_HDR_SIZE-LUKS2_BIN_HDR_SIZE)*512-4096))
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json_str=$(jq -c --arg js $JS '.config.json_size = ($js | tostring)' $TMPDIR/json0)
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test -n "$json_str" || exit 2
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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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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 --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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lib_prepare $@
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generate
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check
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lib_cleanup
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