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0820098d | 1 | # GNU Guix --- Functional package management for GNU |
6dd8ffc5 | 2 | # Copyright © 2013, 2014, 2020 Ludovic Courtès <ludo@gnu.org> |
0820098d LC |
3 | # |
4 | # This file is part of GNU Guix. | |
5 | # | |
6 | # GNU Guix is free software; you can redistribute it and/or modify it | |
7 | # under the terms of the GNU General Public License as published by | |
8 | # the Free Software Foundation; either version 3 of the License, or (at | |
9 | # your option) any later version. | |
10 | # | |
11 | # GNU Guix is distributed in the hope that it will be useful, but | |
12 | # 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
18 | ||
19 | # | |
20 | # Test the 'guix authenticate' command-line utility. | |
21 | # | |
22 | ||
23 | guix authenticate --version | |
24 | ||
25 | sig="t-signature-$$" | |
26 | hash="t-hash-$$" | |
27 | rm -f "$sig" "$hash" | |
28 | ||
29 | trap 'rm -f "$sig" "$hash"' EXIT | |
30 | ||
64cf660f LC |
31 | key="$abs_top_srcdir/tests/signing-key.sec" |
32 | key_len="`echo -n $key | wc -c`" | |
33 | ||
0820098d | 34 | # A hexadecimal string as long as a sha256 hash. |
6dd8ffc5 | 35 | hash="2749f0ea9f26c6c7be746a9cff8fa4c2f2a02b000070dba78429e9a11f87c6eb" |
64cf660f | 36 | hash_len="`echo -n $hash | wc -c`" |
0820098d | 37 | |
64cf660f | 38 | echo "sign $key_len:$key $hash_len:$hash" | guix authenticate > "$sig" |
0820098d | 39 | test -f "$sig" |
64cf660f LC |
40 | case "$(cat $sig)" in |
41 | "0 "*) ;; | |
42 | *) echo "broken signature: $(cat $sig)" | |
43 | exit 42;; | |
44 | esac | |
45 | ||
46 | # Remove the leading "0". | |
47 | sed -i "$sig" -e's/^0 //g' | |
0820098d | 48 | |
64cf660f LC |
49 | hash2="$(echo verify $(cat "$sig") | guix authenticate)" |
50 | test "$(echo $hash2 | cut -d : -f 2)" = "$hash" | |
9b0a2233 | 51 | |
0820098d | 52 | # Detect corrupt signatures. |
64cf660f LC |
53 | code="$(echo "verify 5:wrong" | guix authenticate | cut -f1 -d ' ')" |
54 | test "$code" -ne 0 | |
0820098d LC |
55 | |
56 | # Detect invalid signatures. | |
57 | # The signature has (payload (data ... (hash sha256 #...#))). We proceed by | |
58 | # modifying this hash. | |
59 | sed -i "$sig" \ | |
60 | -e's|#[A-Z0-9]\{64\}#|#0000000000000000000000000000000000000000000000000000000000000000#|g' | |
64cf660f LC |
61 | code="$(echo "verify $(cat $sig)" | guix authenticate | cut -f1 -d ' ')" |
62 | test "$code" -ne 0 | |
6f695885 | 63 | |
b911d654 LC |
64 | # Make sure byte strings are correctly encoded. The hash string below is |
65 | # "café" repeated 8 times. Libgcrypt would normally choose to write it as a | |
66 | # string rather than a hex sequence. We want that string to be Latin-1 | |
67 | # encoded independently of the current locale: <https://bugs.gnu.org/43421>. | |
68 | hash="636166e9636166e9636166e9636166e9636166e9636166e9636166e9636166e9" | |
69 | latin1_cafe="caf$(printf '\351')" | |
70 | echo "sign 21:tests/signing-key.sec 64:$hash" | guix authenticate \ | |
71 | | LC_ALL=C grep "hash sha256 \"$latin1_cafe" | |
72 | ||
6f695885 LC |
73 | # Test for <http://bugs.gnu.org/17312>: make sure 'guix authenticate' produces |
74 | # valid signatures when run in the C locale. | |
6dd8ffc5 | 75 | hash="5eff0b55c9c5f5e87b4e34cd60a2d5654ca1eb78c7b3c67c3179fed1cff07b4c" |
6f695885 LC |
76 | |
77 | LC_ALL=C | |
78 | export LC_ALL | |
79 | ||
64cf660f LC |
80 | echo "sign $key_len:$key $hash_len:$hash" | guix authenticate > "$sig" |
81 | ||
82 | # Remove the leading "0". | |
83 | sed -i "$sig" -e's/^0 //g' | |
6f695885 | 84 | |
64cf660f LC |
85 | echo "verify $(cat $sig)" | guix authenticate |
86 | hash2="$(echo "verify $(cat $sig)" | guix authenticate | cut -f2 -d ' ')" | |
87 | test "$(echo $hash2 | cut -d : -f 2)" = "$hash" |