tests/generators/generate-luks2-invalid-checksum-both-hdrs.img.sh

   1 #!/bin/bash
   2
   3 . lib.sh
   4
   5 #
   6 # *** Description ***
   7 #
   8 # generate header with bad checksum in both binary headerer
   9 #
  10
  11 # $1 full target dir
  12 # $2 full source luks2 image
  13
  14 function prepare()
  15 {
  16         cp $SRC_IMG $TGT_IMG
  17         test -d $TMPDIR || mkdir $TMPDIR
  18         read_luks2_bin_hdr1 $TGT_IMG $TMPDIR/hdr1
  19 }
  20
  21 function generate()
  22 {
  23         chks0=$(echo "Arbitrary chosen string: D'oh!" | calc_sha256_checksum_stdin)
  24         chks1=$(echo "D'oh!: arbitrary chosen string" | calc_sha256_checksum_stdin)
  25         write_checksum $chks0 $TGT_IMG
  26         write_checksum $chks1 $TMPDIR/hdr1
  27         write_luks2_bin_hdr1 $TMPDIR/hdr1 $TGT_IMG
  28 }
  29
  30 function check()
  31 {
  32         chks_res0=$(read_sha256_checksum $TGT_IMG)
  33         chks_res1=$(read_sha256_checksum $TMPDIR/hdr1)
  34         test "$chks0" = "$chks_res0" || exit 2
  35         test "$chks1" = "$chks_res1" || exit 2
  36 }
  37
  38 function cleanup()
  39 {
  40         rm -f $TMPDIR/*
  41         rm -fd $TMPDIR
  42 }
  43
  44 test $# -eq 2 || exit 1
  45
  46 TGT_IMG=$1/$(test_img_name $0)
  47 SRC_IMG=$2
  48
  49 prepare
  50 generate
  51 check
  52 cleanup