75 lines
2.3 KiB
Bash
75 lines
2.3 KiB
Bash
# GNU Guix --- Functional package management for GNU
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# Copyright © 2013, 2014 Ludovic Courtès <ludo@gnu.org>
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#
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# This file is part of GNU Guix.
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#
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# GNU Guix is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or (at
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# your option) any later version.
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#
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# GNU Guix is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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#
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# Test the 'guix authenticate' command-line utility.
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#
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guix authenticate --version
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sig="t-signature-$$"
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hash="t-hash-$$"
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rm -f "$sig" "$hash"
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trap 'rm -f "$sig" "$hash"' EXIT
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# A hexadecimal string as long as a sha256 hash.
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echo "2749f0ea9f26c6c7be746a9cff8fa4c2f2a02b000070dba78429e9a11f87c6eb" \
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> "$hash"
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guix authenticate rsautl -sign \
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-inkey "$abs_top_srcdir/tests/signing-key.sec" \
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-in "$hash" > "$sig"
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test -f "$sig"
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hash2="`guix authenticate rsautl -verify \
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-inkey $abs_top_srcdir/tests/signing-key.pub \
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-pubin -in $sig`"
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test "$hash2" = `cat "$hash"`
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# Same thing in a pipeline, using the command line syntax that Nix/Crypto.pm
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# uses.
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hash2="` \
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cat "$hash" \
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| guix authenticate rsautl -sign \
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-inkey "$abs_top_srcdir/tests/signing-key.sec" \
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| guix authenticate rsautl -verify \
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-inkey $abs_top_srcdir/tests/signing-key.pub \
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-pubin`"
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test "$hash2" = `cat "$hash"`
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# Detect corrupt signatures.
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if guix authenticate rsautl -verify \
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-inkey "$abs_top_srcdir/tests/signing-key.pub" \
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-pubin -in /dev/null
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then false
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else true
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fi
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# Detect invalid signatures.
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# The signature has (payload (data ... (hash sha256 #...#))). We proceed by
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# modifying this hash.
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sed -i "$sig" \
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-e's|#[A-Z0-9]\{64\}#|#0000000000000000000000000000000000000000000000000000000000000000#|g'
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if guix authenticate rsautl -verify \
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-inkey "$abs_top_srcdir/tests/signing-key.pub" \
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-pubin -in "$sig"
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then false
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else true
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fi
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