mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-12-30 16:12:58 -05:00
b835e158d5
* guix/openpgp.scm (string->openpgp-packet): New procedure.
* tests/openpgp.scm ("verify-openpgp-signature, missing key")
("verify-openpgp-signature, good signatures")
("verify-openpgp-signature, bad signature"): Use it.
253 lines
9.6 KiB
Scheme
253 lines
9.6 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
||
;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
|
||
;;;
|
||
;;; This file is part of GNU Guix.
|
||
;;;
|
||
;;; GNU Guix is free software; you can redistribute it and/or modify it
|
||
;;; under the terms of the GNU General Public License as published by
|
||
;;; the Free Software Foundation; either version 3 of the License, or (at
|
||
;;; your option) any later version.
|
||
;;;
|
||
;;; GNU Guix is distributed in the hope that it will be useful, but
|
||
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
;;; GNU General Public License for more details.
|
||
;;;
|
||
;;; You should have received a copy of the GNU General Public License
|
||
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
|
||
|
||
(define-module (tests-openpgp)
|
||
#:use-module (guix openpgp)
|
||
#:use-module (gcrypt base16)
|
||
#:use-module (gcrypt hash)
|
||
#:use-module (gcrypt pk-crypto)
|
||
#:use-module (ice-9 binary-ports)
|
||
#:use-module (ice-9 match)
|
||
#:use-module (rnrs bytevectors)
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-11)
|
||
#:use-module (srfi srfi-64)
|
||
#:use-module (srfi srfi-71))
|
||
|
||
(define %radix-64-sample
|
||
;; Example of Radix-64 encoding from Section 6.6 of RFC4880.
|
||
"\
|
||
-----BEGIN PGP MESSAGE-----
|
||
Version: OpenPrivacy 0.99
|
||
|
||
yDgBO22WxBHv7O8X7O/jygAEzol56iUKiXmV+XmpCtmpqQUKiQrFqclFqUDBovzS
|
||
vBSFjNSiVHsuAA==
|
||
=njUN
|
||
-----END PGP MESSAGE-----\n")
|
||
|
||
(define %radix-64-sample/crc-mismatch
|
||
;; This time with a wrong CRC24 value.
|
||
"\
|
||
-----BEGIN PGP MESSAGE-----
|
||
|
||
yDgBO22WxBHv7O8X7O/jygAEzol56iUKiXmV+XmpCtmpqQUKiQrFqclFqUDBovzS
|
||
vBSFjNSiVHsuAA==
|
||
=AAAA
|
||
-----END PGP MESSAGE-----\n")
|
||
|
||
(define %civodul-fingerprint
|
||
"3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5")
|
||
|
||
(define %civodul-key-id #x090B11993D9AEBB5) ;civodul.key
|
||
|
||
;; Test keys. They were generated in a container along these lines:
|
||
;; guix environment -CP --ad-hoc gnupg pinentry
|
||
;; then, within the container:
|
||
;; mkdir ~/.gnupg
|
||
;; echo pinentry-program ~/.guix-profile/bin/pinentry-tty > ~/.gnupg/gpg-agent.conf
|
||
;; gpg --quick-gen-key '<ludo+test-rsa@chbouib.org>' rsa
|
||
;; or similar.
|
||
(define %rsa-key-id #xAE25DA2A70DEED59) ;rsa.key
|
||
(define %dsa-key-id #x587918047BE8BD2C) ;dsa.key
|
||
(define %ed25519-key-id #x771F49CBFAAE072D) ;ed25519.key
|
||
|
||
(define %rsa-key-fingerprint
|
||
(base16-string->bytevector
|
||
(string-downcase "385F86CFC86B665A5C165E6BAE25DA2A70DEED59")))
|
||
(define %dsa-key-fingerprint
|
||
(base16-string->bytevector
|
||
(string-downcase "2884A980422330A4F33DD97F587918047BE8BD2C")))
|
||
(define %ed25519-key-fingerprint
|
||
(base16-string->bytevector
|
||
(string-downcase "44D31E21AF7138F9B632280A771F49CBFAAE072D")))
|
||
|
||
|
||
;;; The following are detached signatures created commands like:
|
||
;;; echo 'Hello!' | gpg -sba --digest-algo sha512
|
||
;;; They are detached (no PACKET-ONE-PASS-SIGNATURE) and uncompressed.
|
||
|
||
(define %hello-signature/rsa
|
||
;; Signature of the ASCII string "Hello!\n".
|
||
"\
|
||
-----BEGIN PGP SIGNATURE-----
|
||
|
||
iQEzBAABCAAdFiEEOF+Gz8hrZlpcFl5rriXaKnDe7VkFAl4SRF0ACgkQriXaKnDe
|
||
7VlIyQf/TU5rGUK42/C1ULoWvvm25Mjwh6xxoPPkuBxvos8bE6yKr/vJZePU3aSE
|
||
mjbVFcO7DioxHMqLd49j803bUtdllJVU18ex9MkKbKjapkgEGkJsuTTzqyONprgk
|
||
7xtZGBWuxkP1M6hJICJkA3Ys+sTdKalux/pzr5OWAe+gxytTF/vr/EyJzdmBxbJv
|
||
/fhd1SeVIXSw4c5gf2Wcvcgfy4N5CiLaUb7j4646KBTvDvmUMcDZ+vmKqC/XdQeQ
|
||
PrjArGKt40ErVd98fwvNHZnw7VQMx0A3nL3joL5g7/RckDOUb4mqKoqLsLd0wPHP
|
||
y32DiDUY9s3sy5OMzX4Y49em8vxvlg==
|
||
=ASEm
|
||
-----END PGP SIGNATURE-----")
|
||
|
||
|
||
(define %hello-signature/dsa
|
||
"\
|
||
-----BEGIN PGP SIGNATURE-----
|
||
|
||
iHUEABEIAB0WIQQohKmAQiMwpPM92X9YeRgEe+i9LAUCXhJFpQAKCRBYeRgEe+i9
|
||
LDAaAQC0lXPQepvZBANAUtRLMZuOwL9NQPkfhIwUXtLEBBzyFQD/So8DcybXpRBi
|
||
JKOiyAQQjMs/GJ6qMEQpRAhyyJRAock=
|
||
=iAEc
|
||
-----END PGP SIGNATURE-----")
|
||
|
||
|
||
(define %hello-signature/ed25519/sha256 ;digest-algo: sha256
|
||
"\
|
||
-----BEGIN PGP SIGNATURE-----
|
||
|
||
iHUEABYIAB0WIQRE0x4hr3E4+bYyKAp3H0nL+q4HLQUCXqRADAAKCRB3H0nL+q4H
|
||
LUImAP9/foaSjPFC/MSr52LNV5ROSL9haea4jPpUP+N6ViFGowEA+AE/xpXPIqsz
|
||
R6CdxMevURuqUpqQ7rHeiMmdUepeewU=
|
||
=tLXy
|
||
-----END PGP SIGNATURE-----")
|
||
|
||
(define %hello-signature/ed25519/sha512 ;digest-algo: sha512
|
||
"\
|
||
-----BEGIN PGP SIGNATURE-----
|
||
|
||
iHUEABYKAB0WIQRE0x4hr3E4+bYyKAp3H0nL+q4HLQUCXqRAGgAKCRB3H0nL+q4H
|
||
LTeKAP0S8LiiosJXOARlYNdhfGw9j26lHrbwJh5CORGlaqqIJAEAoMYcmtNa2b6O
|
||
inlEwB/KQM88O9RwA8xH7X5a0rodOw4=
|
||
=68r/
|
||
-----END PGP SIGNATURE-----")
|
||
|
||
(define %hello-signature/ed25519/sha1 ;digest-algo: sha1
|
||
"\
|
||
-----BEGIN PGP SIGNATURE-----
|
||
|
||
iHUEABYCAB0WIQRE0x4hr3E4+bYyKAp3H0nL+q4HLQUCXqRALQAKCRB3H0nL+q4H
|
||
LdhEAQCfkdYhIVRa43oTNw9EL/TDFGQjXSHNRFVU0ktjkWbkQwEAjIXhvj2sqy79
|
||
Pz7oopeN72xgggYUNT37ezqN3MeCqw0=
|
||
=AE4G
|
||
-----END PGP SIGNATURE-----")
|
||
|
||
|
||
(test-begin "openpgp")
|
||
|
||
(test-equal "read-radix-64"
|
||
'(#t "PGP MESSAGE")
|
||
(let-values (((data type)
|
||
(call-with-input-string %radix-64-sample read-radix-64)))
|
||
(list (bytevector? data) type)))
|
||
|
||
(test-equal "read-radix-64, CRC mismatch"
|
||
'(#f "PGP MESSAGE")
|
||
(call-with-values
|
||
(lambda ()
|
||
(call-with-input-string %radix-64-sample/crc-mismatch
|
||
read-radix-64))
|
||
list))
|
||
|
||
(test-assert "get-openpgp-keyring"
|
||
(let* ((key (search-path %load-path "tests/civodul.key"))
|
||
(keyring (get-openpgp-keyring
|
||
(open-bytevector-input-port
|
||
(call-with-input-file key read-radix-64)))))
|
||
(let-values (((primary packets)
|
||
(lookup-key-by-id keyring %civodul-key-id)))
|
||
(let ((fingerprint (openpgp-public-key-fingerprint primary)))
|
||
(and (= (openpgp-public-key-id primary) %civodul-key-id)
|
||
(not (openpgp-public-key-subkey? primary))
|
||
(string=? (openpgp-format-fingerprint fingerprint)
|
||
%civodul-fingerprint)
|
||
(string=? (openpgp-user-id-value (find openpgp-user-id? packets))
|
||
"Ludovic Courtès <ludo@gnu.org>")
|
||
(eq? (lookup-key-by-fingerprint keyring fingerprint)
|
||
primary))))))
|
||
|
||
(test-equal "get-openpgp-detached-signature/ascii"
|
||
(list `(,%dsa-key-id ,%dsa-key-fingerprint dsa sha256)
|
||
`(,%rsa-key-id ,%rsa-key-fingerprint rsa sha256)
|
||
`(,%ed25519-key-id ,%ed25519-key-fingerprint eddsa sha256)
|
||
`(,%ed25519-key-id ,%ed25519-key-fingerprint eddsa sha512)
|
||
`(,%ed25519-key-id ,%ed25519-key-fingerprint eddsa sha1))
|
||
(map (lambda (str)
|
||
(let ((signature (get-openpgp-detached-signature/ascii
|
||
(open-input-string str))))
|
||
(list (openpgp-signature-issuer-key-id signature)
|
||
(openpgp-signature-issuer-fingerprint signature)
|
||
(openpgp-signature-public-key-algorithm signature)
|
||
(openpgp-signature-hash-algorithm signature))))
|
||
(list %hello-signature/dsa
|
||
%hello-signature/rsa
|
||
%hello-signature/ed25519/sha256
|
||
%hello-signature/ed25519/sha512
|
||
%hello-signature/ed25519/sha1)))
|
||
|
||
(test-equal "verify-openpgp-signature, missing key"
|
||
`(missing-key ,%rsa-key-fingerprint)
|
||
(let* ((keyring (get-openpgp-keyring (%make-void-port "r")))
|
||
(signature (string->openpgp-packet %hello-signature/rsa)))
|
||
(let-values (((status key)
|
||
(verify-openpgp-signature signature keyring
|
||
(open-input-string "Hello!\n"))))
|
||
(list status key))))
|
||
|
||
(test-equal "verify-openpgp-signature, good signatures"
|
||
`((good-signature ,%rsa-key-id)
|
||
(good-signature ,%dsa-key-id)
|
||
(good-signature ,%ed25519-key-id)
|
||
(good-signature ,%ed25519-key-id)
|
||
(good-signature ,%ed25519-key-id))
|
||
(map (lambda (key signature)
|
||
(let* ((key (search-path %load-path key))
|
||
(keyring (get-openpgp-keyring
|
||
(open-bytevector-input-port
|
||
(call-with-input-file key read-radix-64))))
|
||
(signature (string->openpgp-packet signature)))
|
||
(let-values (((status key)
|
||
(verify-openpgp-signature signature keyring
|
||
(open-input-string "Hello!\n"))))
|
||
(list status (openpgp-public-key-id key)))))
|
||
(list "tests/rsa.key" "tests/dsa.key"
|
||
"tests/ed25519.key" "tests/ed25519.key" "tests/ed25519.key")
|
||
(list %hello-signature/rsa %hello-signature/dsa
|
||
%hello-signature/ed25519/sha256
|
||
%hello-signature/ed25519/sha512
|
||
%hello-signature/ed25519/sha1)))
|
||
|
||
(test-equal "verify-openpgp-signature, bad signature"
|
||
`((bad-signature ,%rsa-key-id)
|
||
(bad-signature ,%dsa-key-id)
|
||
(bad-signature ,%ed25519-key-id)
|
||
(bad-signature ,%ed25519-key-id)
|
||
(bad-signature ,%ed25519-key-id))
|
||
(let ((keyring (fold (lambda (key keyring)
|
||
(let ((key (search-path %load-path key)))
|
||
(get-openpgp-keyring
|
||
(open-bytevector-input-port
|
||
(call-with-input-file key read-radix-64))
|
||
keyring)))
|
||
%empty-keyring
|
||
'("tests/rsa.key" "tests/dsa.key"
|
||
"tests/ed25519.key" "tests/ed25519.key"
|
||
"tests/ed25519.key"))))
|
||
(map (lambda (signature)
|
||
(let ((signature (string->openpgp-packet signature)))
|
||
(let-values (((status key)
|
||
(verify-openpgp-signature signature keyring
|
||
(open-input-string "What?!"))))
|
||
(list status (openpgp-public-key-id key)))))
|
||
(list %hello-signature/rsa %hello-signature/dsa
|
||
%hello-signature/ed25519/sha256
|
||
%hello-signature/ed25519/sha512
|
||
%hello-signature/ed25519/sha1))))
|
||
|
||
(test-end "openpgp")
|