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-rw-r--r-- | tests/openpgp/defs.scm | 509 |
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diff --git a/tests/openpgp/defs.scm b/tests/openpgp/defs.scm new file mode 100644 index 0000000..b864005 --- /dev/null +++ b/tests/openpgp/defs.scm @@ -0,0 +1,509 @@ +;; Common definitions for the OpenPGP test scripts. +;; +;; Copyright (C) 2016, 2017 g10 Code GmbH +;; +;; This file is part of GnuPG. +;; +;; GnuPG 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. +;; +;; GnuPG 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 this program; if not, see <http://www.gnu.org/licenses/>. + +;; +;; Constants. +;; + +(define usrname1 "one@example.com") +(define usrpass1 "def") +(define usrname2 "two@example.com") +(define usrpass2 "") +(define usrname3 "three@example.com") +(define usrpass3 "") + +(define dsa-usrname1 "pgp5") +;; we use the sub key because we do not yet have the logic to derive +;; the first encryption key from a keyblock (I guess) (Well of course +;; we have this by now and the notation below will lookup the primary +;; first and then search for the encryption subkey.) +(define dsa-usrname2 "0xCB879DE9") + +(define keys + (package + (define (new fpr grip uids subkeys) + (package)) + (define (subkey fpr grip) + (package)) + (define alfa (new "A0FF4590BB6122EDEF6E3C542D727CC768697734" + "76F7E2B35832976B50A27A282D9B87E44577EB66" + '("alfa@example.net" "alpha@example.net") + (list + (subkey "3B3FBC948FE59301ED629EFB6AE6D7EE46A871F8" + "A0747D5F9425E6664F4FFBEED20FBCA79FDED2BD")))) + (define one (new "289B0EF1D105E124B6F626020EF77096D74C5F22" + "50B2D4FA4122C212611048BC5FC31BD44393626E" + '("one@example.com") + (list + (subkey "EB467DCA4AD7676A6A62B2ABABAB28A247BE2775" + "7E201E28B6FEB2927B321F443205F4724EBE637E")))) + (define two (new "C1DEBB34EA8B71009EAFA474973D50E1C40FDECF" + "343D8AF79796EE107D645A2787A9D9252F924E6F" + '("two@example.com") + (list + (subkey "CD3D0F5701CBFCACB2A4907305A37887B27907AA" + "8B5ABF3EF9EB8D96B91A0B8C2C4401C91C834C34")))))) + +(define key-file1 "samplekeys/rsa-rsa-sample-1.asc") +(define key-file2 "samplekeys/ed25519-cv25519-sample-1.asc") + +(define plain-files '("plain-1" "plain-2" "plain-3" "plain-large")) +(define data-files '("data-500" "data-9000" "data-32000" "data-80000")) +(define exp-files '()) +(define all-files (append plain-files data-files)) + +(let ((verbose (string->number (getenv "verbose")))) + (if (number? verbose) + (*set-verbose!* verbose))) + +(define (qualify executable) + (string-append executable (getenv "EXEEXT"))) + +(define (getenv' key default) + (let ((value (getenv key))) + (if (string=? "" value) + default + value))) + +(define (percent-decode s) + (define (decode c) + (if (and (> (length c) 2) (char=? #\% (car c))) + (integer->char (string->number (string #\# #\x (cadr c) (caddr c)))) + #f)) + (let loop ((i 0) (c (string->list s)) (r (make-string (string-length s)))) + (if (null? c) + (substring r 0 i) + (let ((decoded (decode c))) + (string-set! r i (if decoded decoded (car c))) + (loop (+ 1 i) (if decoded (cdddr c) (cdr c)) r))))) +(assert (equal? (percent-decode "") "")) +(assert (equal? (percent-decode "%61") "a")) +(assert (equal? (percent-decode "foob%61r") "foobar")) + +(define (percent-encode s) + (define (encode c) + `(#\% ,@(string->list (number->string (char->integer c) 16)))) + (let loop ((acc '()) (cs (reverse (string->list s)))) + (if (null? cs) + (list->string acc) + (case (car cs) + ((#\: #\%) + (loop (append (encode (car cs)) acc) (cdr cs))) + (else + (loop (cons (car cs) acc) (cdr cs))))))) +(assert (equal? (percent-encode "") "")) +(assert (equal? (percent-encode "%61") "%2561")) +(assert (equal? (percent-encode "foob%61r") "foob%2561r")) + +(define tools + '((gpgv "GPGV" "g10/gpgv") + (gpg-connect-agent "GPG_CONNECT_AGENT" "tools/gpg-connect-agent") + (gpgconf "GPGCONF" "tools/gpgconf") + (gpg-preset-passphrase "GPG_PRESET_PASSPHRASE" + "agent/gpg-preset-passphrase") + (gpgtar "GPGTAR" "tools/gpgtar") + (gpg-zip "GPGZIP" "tools/gpg-zip") + (pinentry "PINENTRY" "tests/openpgp/fake-pinentry"))) + +(define bin-prefix (getenv "BIN_PREFIX")) +(define installed? (not (string=? "" bin-prefix))) +(define with-valgrind? (not (string=? (getenv "with_valgrind") ""))) + +(define (tool-hardcoded which) + (let ((t (assoc which tools))) + (getenv' (cadr t) + (qualify (if installed? + (string-append bin-prefix "/" (basename (caddr t))) + (string-append (getenv "objdir") "/" (caddr t))))))) + +;; You can splice VALGRIND into your argument vector to run programs +;; under valgrind. For example, to run valgrind on gpg, you may want +;; to redefine gpg: +;; +;; (set! gpg `(,@valgrind ,@gpg)) +;; +(define valgrind + '("/usr/bin/valgrind" -q --leak-check=no --track-origins=yes + --error-exitcode=154 --exit-on-first-error=yes)) + +(unless installed? + (setenv "GNUPG_BUILDDIR" (getenv "objdir") #t)) + +(define (gpg-conf . args) + (gpg-conf' "" args)) +(define (gpg-conf' input args) + (let ((s (call-popen `(,(tool-hardcoded 'gpgconf) + ,@(if installed? '() + (list '--build-prefix (getenv "objdir"))) + ,@args) input))) + (map (lambda (line) (map percent-decode (string-split line #\:))) + (string-split-newlines s)))) +(define :gc:c:name car) +(define :gc:c:description cadr) +(define :gc:c:pgmname caddr) +(define (:gc:o:name x) (list-ref x 0)) +(define (:gc:o:flags x) (string->number (list-ref x 1))) +(define (:gc:o:level x) (string->number (list-ref x 2))) +(define (:gc:o:description x) (list-ref x 3)) +(define (:gc:o:type x) (string->number (list-ref x 4))) +(define (:gc:o:alternate-type x) (string->number (list-ref x 5))) +(define (:gc:o:argument-name x) (list-ref x 6)) +(define (:gc:o:default-value x) (list-ref x 7)) +(define (:gc:o:default-argument x) (list-ref x 8)) +(define (:gc:o:value x) (if (< (length x) 10) "" (list-ref x 9))) + +(define (gpg-config component key) + (package + (define (value) + (let* ((conf (assoc key (gpg-conf '--list-options component))) + (type (:gc:o:type conf)) + (value (:gc:o:value conf))) + (case type + ((0 2 3) (string->number value)) + ((1 32) (substring value 1 (string-length value)))))) + (define (update value) + (let ((value' (cond + ((string? value) (string-append "\"" value)) + ((number? value) (number->string value)) + (else (throw "Unsupported value" value))))) + (gpg-conf' (string-append key ":0:" (percent-encode value')) + `(--change-options ,component)))) + (define (clear) + (gpg-conf' (string-append key ":16:") + `(--change-options ,component))))) + +(define gpg-components (apply gpg-conf '(--list-components))) + +(define (tool which) + (case which + ((gpg gpg-agent scdaemon gpgsm dirmngr) + (:gc:c:pgmname (assoc (symbol->string which) gpg-components))) + (else + (tool-hardcoded which)))) + +(define (gpg-has-option? option) + (string-contains? (call-popen `(,(tool 'gpg) --dump-options) "") + option)) + +(define have-opt-always-trust + (catch #f + (with-ephemeral-home-directory (lambda ()) (lambda ()) + (call-check `(,(tool 'gpg) --gpgconf-test --always-trust))) + #t)) + +(define GPG `(,(tool 'gpg) --no-permission-warning + ,@(if have-opt-always-trust '(--always-trust) '()))) +(define GPGV `(,(tool 'gpgv))) +(define PINENTRY (tool 'pinentry)) + +(define (tr:gpg input args) + (tr:spawn input `(,@GPG --output **out** ,@args **in**))) + +(define (pipe:gpg args) + (pipe:spawn `(,@GPG --output - ,@args -))) + +(define (gpg-with-colons args) + (let ((s (call-popen `(,@GPG --with-colons ,@args) ""))) + (map (lambda (line) (string-split line #\:)) + (string-split-newlines s)))) + +;; Convenient accessors for the colon output. +(define (:type x) (string->symbol (list-ref x 0))) +(define (:length x) (string->number (list-ref x 2))) +(define (:alg x) (string->number (list-ref x 3))) +(define (:expire x) (list-ref x 6)) +(define (:fpr x) (list-ref x 9)) +(define (:cap x) (list-ref x 11)) + +(define (have-public-key? key) + (catch #f + (pair? (filter (lambda (l) (and (equal? 'fpr (:type l)) + (equal? key::fpr (:fpr l)))) + (gpg-with-colons `(--list-keys ,key::fpr)))))) + +(define (have-secret-key? key) + (catch #f + (pair? (filter (lambda (l) (and (equal? 'fpr (:type l)) + (equal? key::fpr (:fpr l)))) + (gpg-with-colons `(--list-secret-keys ,key::fpr)))))) + +(define (have-secret-key-file? key) + (file-exists? (path-join (getenv "GNUPGHOME") "private-keys-v1.d" + (string-append key::grip ".key")))) + +(define (get-config what) + (string-split (caddar (gpg-with-colons `(--list-config ,what))) #\;)) + +(define all-pubkey-algos (delay (get-config "pubkeyname"))) +(define all-hash-algos (delay (get-config "digestname"))) +(define all-cipher-algos (delay (get-config "ciphername"))) +(define all-compression-algos (delay (get-config "compressname"))) + +(define (have-pubkey-algo? x) + (not (not (member x (force all-pubkey-algos))))) +(define (have-hash-algo? x) + (not (not (member x (force all-hash-algos))))) +(define (have-cipher-algo? x) + (not (not (member x (force all-cipher-algos))))) +(define (have-compression-algo? x) + (not (not (member x (force all-compression-algos))))) + +(define (gpg-pipe args0 args1 errfd) + (lambda (source sink) + (let* ((p (pipe)) + (task0 (spawn-process-fd `(,@GPG ,@args0) + source (:write-end p) errfd)) + (_ (close (:write-end p))) + (task1 (spawn-process-fd `(,@GPG ,@args1) + (:read-end p) sink errfd))) + (close (:read-end p)) + (wait-processes (list GPG GPG) (list task0 task1) #t)))) + +(setenv "GPG_AGENT_INFO" "" #t) +(setenv "GNUPGHOME" (getcwd) #t) +(define GNUPGHOME (getcwd)) + +;; +;; GnuPG helper. +;; + +;; Call GPG to obtain the hash sums. Either specify an input file in +;; ARGS, or an string in INPUT. Returns a list of (<algo> +;; "<hashsum>") lists. +(define (gpg-hash-string args input) + (map + (lambda (line) + (let ((p (string-split line #\:))) + (list (string->number (cadr p)) (caddr p)))) + (string-split-newlines + (call-popen `(,@GPG --with-colons ,@args) input)))) + +;; Dearmor a file. +(define (dearmor source-name sink-name) + (pipe:do + (pipe:open source-name (logior O_RDONLY O_BINARY)) + (pipe:spawn `(,@GPG --dearmor)) + (pipe:write-to sink-name (logior O_WRONLY O_CREAT O_BINARY) #o600))) + +(define (gpg-dump-packets source-name sink-name) + (pipe:do + (pipe:open source-name (logior O_RDONLY O_BINARY)) + (pipe:spawn `(,@GPG --list-packets)) + (pipe:write-to sink-name (logior O_WRONLY O_CREAT O_BINARY) #o600))) + +;; +;; Support for test environment creation and teardown. +;; + +(define (make-test-data filename size) + (call-with-binary-output-file + filename + (lambda (port) + (display (make-random-string size) port)))) + +(define (create-file name . lines) + (catch #f (unlink name)) + (letfd ((fd (open name (logior O_WRONLY O_CREAT O_BINARY) #o600))) + (let ((port (fdopen fd "wb"))) + (for-each (lambda (line) (display line port) (newline port)) + lines)))) + +(define (create-gpghome) + (log "Creating test environment...") + + (srandom (getpid)) + (make-test-data "random_seed" 600) + + (log "Creating configuration files") + + (if (flag "--use-keyring" *args*) + (create-file "pubring.gpg")) + + (create-file "gpg.conf" + "no-greeting" + "no-secmem-warning" + "no-permission-warning" + "batch" + "no-auto-key-retrieve" + "no-auto-key-locate" + "allow-weak-digest-algos" + "allow-weak-key-signatures" + "ignore-mdc-error" + (if have-opt-always-trust + "no-auto-check-trustdb" "#no-auto-check-trustdb") + (string-append "agent-program " + (tool 'gpg-agent) + "|--debug-quick-random\n") + ) + (create-file "gpg-agent.conf" + "allow-preset-passphrase" + "no-grab" + "enable-ssh-support" + (if (flag "--extended-key-format" *args*) + "enable-extended-key-format" "#enable-extended-key-format") + (string-append "pinentry-program " (tool 'pinentry)) + "disable-scdaemon")) + +;; Initialize the test environment, install appropriate configuration +;; and start the agent, without any keys. +(define (setup-environment) + (create-gpghome) + (start-agent)) + +(define (setup-environment-no-atexit) + (create-gpghome) + (start-agent #t)) + +(define (create-sample-files) + (log "Creating sample data files") + (for-each + (lambda (size) + (make-test-data (string-append "data-" (number->string size)) + size)) + '(500 9000 32000 80000)) + + (log "Unpacking samples") + (for-each + (lambda (name) + (dearmor (in-srcdir "tests" "openpgp" (string-append name "o.asc")) name)) + plain-files)) + +(define (create-legacy-gpghome) + (create-sample-files) + + (log "Storing private keys") + (for-each + (lambda (name) + (dearmor (in-srcdir "tests" "openpgp" "privkeys" (string-append name ".asc")) + (string-append "private-keys-v1.d/" name ".key"))) + '("50B2D4FA4122C212611048BC5FC31BD44393626E" + "7E201E28B6FEB2927B321F443205F4724EBE637E" + "13FDB8809B17C5547779F9D205C45F47CE0217CE" + "343D8AF79796EE107D645A2787A9D9252F924E6F" + "8B5ABF3EF9EB8D96B91A0B8C2C4401C91C834C34" + "0D6F6AD4C4C803B25470F9104E9F4E6A4CA64255" + "FD692BD59D6640A84C8422573D469F84F3B98E53" + "76F7E2B35832976B50A27A282D9B87E44577EB66" + "A0747D5F9425E6664F4FFBEED20FBCA79FDED2BD" + "00FE67F28A52A8AA08FFAED20AF832DA916D1985" + "1DF48228FEFF3EC2481B106E0ACA8C465C662CC5" + "A2832820DC9F40751BDCD375BB0945BA33EC6B4C" + "ADE710D74409777B7729A7653373D820F67892E0" + "CEFC51AF91F68A2904FBFF62C4F075A4785B803F" + "1E28F20E41B54C2D1234D896096495FF57E08D18" + "EB33B687EB8581AB64D04852A54453E85F3DF62D" + "C6A6390E9388CDBAD71EAEA698233FE5E04F001E" + "D69102E0F5AC6B6DB8E4D16DA8E18CF46D88CAE3")) + + (log "Importing public demo and test keys") + (for-each + (lambda (file) + (call-check `(,@GPG --yes --import ,(in-srcdir "tests" "openpgp" file)))) + (list "pubdemo.asc" "pubring.asc" key-file1)) + + (pipe:do + (pipe:open (in-srcdir "tests" "openpgp" "pubring.pkr.asc") (logior O_RDONLY O_BINARY)) + (pipe:spawn `(,@GPG --dearmor)) + (pipe:spawn `(,@GPG --yes --import)))) + +(define (preset-passphrases) + (log "Presetting passphrases") + ;; one@example.com + (call-check `(,(tool 'gpg-preset-passphrase) + --preset --passphrase def + "50B2D4FA4122C212611048BC5FC31BD44393626E")) + (call-check `(,(tool 'gpg-preset-passphrase) + --preset --passphrase def + "7E201E28B6FEB2927B321F443205F4724EBE637E")) + ;; alpha@example.net + (call-check `(,(tool 'gpg-preset-passphrase) + --preset --passphrase abc + "76F7E2B35832976B50A27A282D9B87E44577EB66")) + (call-check `(,(tool 'gpg-preset-passphrase) + --preset --passphrase abc + "A0747D5F9425E6664F4FFBEED20FBCA79FDED2BD"))) + +;; Initialize the test environment, install appropriate configuration +;; and start the agent, with the keys from the legacy test suite. +(define (setup-legacy-environment) + (create-gpghome) + (if (member "--unpack-tarball" *args*) + (begin + (call-check `(,(tool 'gpgtar) --extract --directory=. ,(cadr *args*))) + (start-agent)) + (begin + (start-agent) + (create-legacy-gpghome))) + (preset-passphrases)) + +;; Create the socket dir and start the agent. +(define (start-agent . args) + (log "Starting gpg-agent...") + (let ((gnupghome (getenv "GNUPGHOME"))) + (if (null? args) + (atexit (lambda () + (with-home-directory gnupghome (stop-agent)))))) + (catch (log "Warning: Creating socket directory failed:" (car *error*)) + (gpg-conf '--create-socketdir)) + (call-check `(,(tool 'gpg-connect-agent) --verbose + ,(string-append "--agent-program=" (tool 'gpg-agent) + "|--debug-quick-random") + /bye))) + +;; Stop the agent and other daemons and remove the socket dir. +(define (stop-agent) + (log "Stopping gpg-agent...") + (gpg-conf '--kill 'all) + (catch (log "Warning: Removing socket directory failed.") + (gpg-conf '--remove-socketdir))) + +;; Get the trust level for KEYID. Any remaining arguments are simply +;; passed to GPG. +;; +;; This function only supports keys with a single user id. +(define (gettrust keyid . args) + (let ((trust + (list-ref (assoc "pub" (gpg-with-colons + `(,@args + --list-keys ,keyid))) 1))) + (unless (and (= 1 (string-length trust)) + (member (string-ref trust 0) (string->list "oidreqnmfuws-"))) + (fail "Bad trust value:" trust)) + trust)) + +;; Check that KEYID's trust level matches EXPECTED-TRUST. Any +;; remaining arguments are simply passed to GPG. +;; +;; This function only supports keys with a single user id. +(define (checktrust keyid expected-trust . args) + (let ((trust (apply gettrust `(,keyid ,@args)))) + (unless (string=? trust expected-trust) + (fail keyid ": Expected trust to be" expected-trust + "but got" trust)))) + + +;; +;; Enable checking with valgrind if the envvar "with_valgrind" is set +;; +(when with-valgrind? + (set! gpg `(,@valgrind ,@gpg))) + + + +;; end |