tests/cksum/cksum-c.sh

   1 #!/bin/sh
   2 # Validate cksum --check dynamic operation
   3
   4 # Copyright (C) 2021-2024 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18
  19 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ cksum shuf
  21
  22 shuf -i 1-10 > input || framework_failure_
  23
  24 for args in '-a sha384' '-a blake2b' '-a blake2b -l 384' '-a sm3'; do
  25   cksum $args 'input' >> CHECKSUMS || fail=1
  26 done
  27 cksum --strict --check CHECKSUMS || fail=1
  28
  29 # Ensure leading whitespace and \ ignored
  30 sed 's/^/ \\/' CHECKSUMS | cksum --strict -c || fail=1
  31
  32 # Check common signed checksums format works in non strict mode
  33 cat >> signed_CHECKSUMS <<\EOF
  34 -----BEGIN PGP SIGNED MESSAGE-----
  35 Hash: SHA384
  36
  37 # ignored comment
  38 EOF
  39 cat CHECKSUMS >> signed_CHECKSUMS
  40 cat >> signed_CHECKSUMS <<\EOF
  41 -----BEGIN PGP SIGNATURE-----
  42
  43 # Note base64 doesn't have ambiguous delimiters in its charset
  44 SHA384+BCAAdFiEEjFummQvbJuGfKhqAEWGuaUVxmjkFAmCDId0ACgkQEWGuaUVx
  45 BLAKE2b/00001EuON62pTEnqrJ5lav61QxRByiuDp/6VODrRL2JWM6Stxu1Myws=
  46 =AWU7
  47 -----END PGP SIGNATURE-----
  48 EOF
  49 cksum --check signed_CHECKSUMS || fail=1
  50
  51 # Can check individual digests in a mixed file
  52 cksum --check -a sm3 CHECKSUMS || fail=1
  53
  54 # Checks against older (non hex) checksum formats not supported
  55 returns_ 1 cksum -a crc -c CHECKSUMS || fail=1
  56 cksum -a crc 'input' > CHECKSUMS.crc || fail=1
  57 returns_ 1 cksum -c CHECKSUMS.crc || fail=1
  58
  59 # Test --status
  60 cksum --status --check CHECKSUMS >out 2>&1 || fail=1
  61 # Should be empty
  62 compare /dev/null out || fail=1
  63
  64 # Check for the error mgmt
  65 echo 'invalid line' >> CHECKSUMS
  66 # Exit code is 0 in this case
  67 cksum --check CHECKSUMS >out 2>&1 || fail=1
  68 grep '1 line is improperly formatted' out || fail=1
  69 # But not with --strict
  70 cksum --strict --check CHECKSUMS >out 2>&1 && fail=1
  71 grep '1 line is improperly formatted' out || fail=1
  72 echo "invalid line" >> CHECKSUMS
  73 # plurial checks
  74 cksum --strict --check CHECKSUMS >out 2>&1 && fail=1
  75 grep '2 lines are improperly formatted' out || fail=1
  76
  77 # Inject an incorrect checksum
  78 invalid_sum='aaaaaaaaaaaaaaaaaaaaaaaaaaaaafdb57c725157cb40b5aee8d937b8351477e'
  79 echo "SM3 (input) = $invalid_sum" >> CHECKSUMS
  80 cksum --check CHECKSUMS >out 2>&1 && fail=1
  81 # with --strict (won't change the result)
  82 grep '1 computed checksum did NOT match' out || fail=1
  83 grep 'input: FAILED' out || fail=1
  84 cksum --check --strict CHECKSUMS >out 2>&1 && fail=1
  85
  86 # With a non existing file
  87 echo "SM3 (input2) = $invalid_sum" >> CHECKSUMS2
  88 cksum --check CHECKSUMS2 >out 2>&1 && fail=1
  89 grep 'input2: FAILED open or read' out || fail=1
  90 grep '1 listed file could not be read' out || fail=1
  91 # with --strict (won't change the result)
  92 cksum --check --strict CHECKSUMS2 >out 2>&1 && fail=1
  93
  94 # With errors
  95 cksum --status --check CHECKSUMS >out 2>&1 && fail=1
  96 compare /dev/null out || fail=1
  97
  98 # Test --warn
  99 echo "BLAKE2b (missing-file) = $invalid_sum" >> CHECKSUMS
 100 cksum --warn --check CHECKSUMS > out 2>&1
 101 # check that the incorrect lines are correctly reported with --warn
 102 grep 'CHECKSUMS: 5: improperly formatted SM3 checksum line' out || fail=1
 103 grep 'CHECKSUMS: 8: improperly formatted BLAKE2b checksum line' out || fail=1
 104
 105 # Test --ignore-missing
 106
 107 echo "SM3 (nonexistent) = $invalid_sum" >> CHECKSUMS-missing
 108 # we have output on both stdout and stderr
 109 cksum --check CHECKSUMS-missing > stdout 2> stderr && fail=1
 110 grep 'nonexistent: FAILED open or read' stdout || fail=1
 111 grep 'nonexistent: No such file or directory' stderr || fail=1
 112 grep '1 listed file could not be read' stderr || fail=1
 113
 114 cksum --ignore-missing --check CHECKSUMS-missing  > stdout 2> stderr && fail=1
 115 # We should not get these errors
 116 grep -v 'nonexistent: No such file or directory' stdout && fail=1
 117 grep -v 'nonexistent: FAILED open or read' stdout && fail=1
 118 grep 'CHECKSUMS-missing: no file was verified' stderr || fail=1
 119
 120 # Combination of --status and --warn
 121 cksum --status --warn --check CHECKSUMS > out 2>&1 && fail=1
 122
 123 grep 'CHECKSUMS: 8: improperly formatted BLAKE2b checksum line' out || fail=1
 124 grep 'WARNING: 3 lines are improperly formatted' out || fail=1
 125 grep 'WARNING: 1 computed checksum did NOT match' out || fail=1
 126
 127 # The order matters. --status will hide the results
 128 cksum --warn --status --check CHECKSUMS > out 2>&1 && fail=1
 129 grep -v 'CHECKSUMS: 8: improperly formatted BLAKE2b checksum line' out && fail=1
 130 grep -v 'WARNING: 3 lines are improperly formatted' out && fail=1
 131 grep -v 'WARNING: 1 computed checksum did NOT match' out && fail=1
 132
 133 # Combination of --status and --ignore-missing
 134 cksum --status --ignore-missing --check CHECKSUMS > out 2>&1 && fail=1
 135 # should be empty
 136 compare /dev/null out || fail=1
 137
 138 # Combination of all three
 139 cksum --status --warn --ignore-missing --check \
 140       CHECKSUMS-missing > out 2>&1 && fail=1
 141 # Not empty
 142 test -s out || fail=1
 143 grep 'CHECKSUMS-missing: no file was verified' out || fail=1
 144 grep -v 'nonexistent: No such file or directory' stdout && fail=1
 145
 146 Exit $fail