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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Sou Bunnbu <iyzsong@member.fsf.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 (gnu tests mail)
#:use-module (gnu tests)
#:use-module (gnu system)
#:use-module (gnu system vm)
#:use-module (gnu services)
#:use-module (gnu services mail)
#:use-module (gnu services networking)
#:use-module (guix gexp)
#:use-module (guix monads)
#:use-module (guix store)
#:export (%test-opensmtpd))
(define %opensmtpd-os
(simple-operating-system
(dhcp-client-service)
(service opensmtpd-service-type
(opensmtpd-configuration
(config-file
(plain-file "smtpd.conf" "
listen on 0.0.0.0
accept from any for local deliver to mbox
"))))))
(define (run-opensmtpd-test)
"Return a test of an OS running OpenSMTPD service."
(mlet* %store-monad ((command (system-qemu-image/shared-store-script
(marionette-operating-system
%opensmtpd-os
#:imported-modules '((gnu services herd)))
#:graphic? #f)))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (rnrs base)
(srfi srfi-64)
(ice-9 rdelim)
(ice-9 regex)
(gnu build marionette))
(define marionette
(make-marionette
;; Enable TCP forwarding of the guest's port 25.
'(#$command "-net" "user,hostfwd=tcp::1025-:25")))
(define (read-reply-code port)
"Read a SMTP reply from PORT and return its reply code."
(let* ((line (read-line port))
(mo (string-match "([0-9]+)([ -]).*" line))
(code (string->number (match:substring mo 1)))
(finished? (string= " " (match:substring mo 2))))
(if finished?
code
(read-reply-code port))))
(mkdir #$output)
(chdir #$output)
(test-begin "opensmptd")
(test-assert "service is running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'smtpd)
#t)
marionette))
(test-assert "mbox is empty"
(marionette-eval
'(and (file-exists? "/var/mail")
(not (file-exists? "/var/mail/root")))
marionette))
(test-eq "accept an email"
#t
(let* ((smtp (socket AF_INET SOCK_STREAM 0))
(addr (make-socket-address AF_INET INADDR_LOOPBACK 1025)))
(connect smtp addr)
;; Be greeted.
(read-reply-code smtp) ;220
;; Greet the server.
(write-line "EHLO somehost" smtp)
(read-reply-code smtp) ;250
;; Set sender email.
(write-line "MAIL FROM: <someone>" smtp)
(read-reply-code smtp) ;250
;; Set recipient email.
(write-line "RCPT TO: <root>" smtp)
(read-reply-code smtp) ;250
;; Send message.
(write-line "DATA" smtp)
(read-reply-code smtp) ;354
(write-line "Subject: Hello" smtp)
(newline smtp)
(write-line "Nice to meet you!" smtp)
(write-line "." smtp)
(read-reply-code smtp) ;250
;; Say goodbye.
(write-line "QUIT" smtp)
(read-reply-code smtp) ;221
(close smtp)
#t))
(test-assert "mail arrived"
(marionette-eval
'(begin
(use-modules (ice-9 popen)
(ice-9 rdelim))
(define (queue-empty?)
(eof-object?
(read-line
(open-input-pipe "smtpctl show queue"))))
(let wait ()
(if (queue-empty?)
(file-exists? "/var/mail/root")
(begin (sleep 1) (wait)))))
marionette))
(test-end)
(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
(gexp->derivation "opensmtpd-test" test)))
(define %test-opensmtpd
(system-test
(name "opensmtpd")
(description "Send an email to a running OpenSMTPD server.")
(value (run-opensmtpd-test))))
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