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;;; GnuTLS-extra --- Guile bindings for GnuTLS-EXTRA.
;;; Copyright (C) 2007, 2008, 2010 Free Software Foundation, Inc.
;;;
;;; GnuTLS-extra 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.
;;;
;;; GnuTLS-extra 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 GnuTLS-EXTRA; if not, write to the Free Software
;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
;;; USA.
;;; Written by Ludovic Courtès <ludo@chbouib.org>.
;;;
;;; Test session establishment using OpenPGP certificate authentication.
;;;
(use-modules (gnutls)
(gnutls extra)
(srfi srfi-4))
;; TLS session settings.
(define %protos (list protocol/tls-1.0))
(define %certs (list certificate-type/openpgp))
(define %ciphers (list cipher/null cipher/arcfour cipher/aes-128-cbc
cipher/aes-256-cbc))
(define %kx (list kx/rsa kx/rsa-export kx/dhe-rsa kx/dhe-dss))
(define %macs (list mac/sha1 mac/rmd160 mac/md5))
;; Message sent by the client.
(define %message
(cons "hello, world!" (iota 4444)))
(define (import-something import-proc file fmt)
(let* ((path (search-path %load-path file))
(size (stat:size (stat path)))
(raw (make-u8vector size)))
(uniform-vector-read! raw (open-input-file path))
(import-proc raw fmt)))
(define (import-key import-proc file)
(import-something import-proc file openpgp-certificate-format/base64))
(define (import-rsa-params file)
(import-something pkcs1-import-rsa-parameters file
x509-certificate-format/pem))
;; Debugging.
;; (set-log-level! 3)
;; (set-log-procedure! (lambda (level str)
;; (format #t "[~a|~a] ~a" (getpid) level str)))
(dynamic-wind
(lambda ()
#t)
(lambda ()
(let ((socket-pair (socketpair PF_UNIX SOCK_STREAM 0))
(pub (import-key import-openpgp-certificate
"openpgp-pub.asc"))
(sec (import-key import-openpgp-private-key
"openpgp-sec.asc")))
(let ((pid (primitive-fork)))
(if (= 0 pid)
(let ((client (make-session connection-end/client))
(cred (make-certificate-credentials)))
;; client-side (child process)
(set-session-default-priority! client)
(set-session-certificate-type-priority! client %certs)
(set-session-kx-priority! client %kx)
(set-session-protocol-priority! client %protos)
(set-session-cipher-priority! client %ciphers)
(set-session-mac-priority! client %macs)
(set-certificate-credentials-openpgp-keys! cred pub sec)
(set-session-credentials! client cred)
(set-session-dh-prime-bits! client 1024)
(set-session-transport-fd! client (fileno (car socket-pair)))
(handshake client)
(write %message (session-record-port client))
(bye client close-request/rdwr)
(exit))
(let ((server (make-session connection-end/server))
(rsa (import-rsa-params "rsa-parameters.pem"))
(dh (make-dh-parameters 1024)))
;; server-side
(set-session-default-priority! server)
(set-session-certificate-type-priority! server %certs)
(set-session-kx-priority! server %kx)
(set-session-protocol-priority! server %protos)
(set-session-cipher-priority! server %ciphers)
(set-session-mac-priority! server %macs)
(set-server-session-certificate-request! server
certificate-request/require)
(set-session-transport-fd! server (fileno (cdr socket-pair)))
(let ((cred (make-certificate-credentials)))
(set-certificate-credentials-dh-parameters! cred dh)
(set-certificate-credentials-rsa-export-parameters! cred rsa)
(set-certificate-credentials-openpgp-keys! cred pub sec)
(set-session-credentials! server cred))
(set-session-dh-prime-bits! server 1024)
(handshake server)
(let ((msg (read (session-record-port server)))
(auth-type (session-authentication-type server)))
(bye server close-request/rdwr)
(exit (and (eq? auth-type credentials/certificate)
(equal? msg %message)))))))))
(lambda ()
;; failure
(exit 1)))
;;; arch-tag: 1a973ed5-f45d-45a4-8160-900b6a8c27ff
|
