(define (make-empty-message) (make-message "" "" "" "" ""))
(define (time-stamp)
- (time->string (seconds->local-time "%d %b %Y %T %z")))
+ (time->string (seconds->local-time) "%d %b %Y %T %z"))
;;; Server initialization
(define (make-smtp-session in-port out-port config)
(let ((user "")
- (password ""))
+ (password "")
+ (helo ""))
(lambda command
(match command
(('get-line) (read-line in-port))
(('send strings ...) (write-line (conc (apply conc strings) "\r") out-port))
(('set-user! u) (set! user u))
(('set-password! p) (set! password p))
+ (('set-helo! h) (set! helo h))
(('user) user)
- (('password) password)))))
+ (('password) password)
+ (('helo) helo)))))
(define (smtp-command? cmd-string input-string)
(string-prefix? cmd-string (string-downcase input-string)))
(print "got " line)
(cond
((smtp-command? "helo" line)
+ (smtp-session 'set-helo! (smtp-command-args "helo" line))
(smtp-session 'send "250 ok")
(loop msg received-messages))
((smtp-command? "ehlo" line)
+ (smtp-session 'set-helo! (smtp-command-args "helo" line))
(smtp-session 'send
"250-" (config-host config)
" Hello " (smtp-command-args "ehlo" line))
(loop msg received-messages))
((smtp-command? "data" line)
(smtp-session 'send "354 intermediate")
- (let text-loop ((text (conc "Received: from " (smtp-session 'helo)
- " by " (config-host)
- " for " (message-from msg)
- "; " (time-stamp))))
+ (let text-loop ((text (conc "Received: from " (smtp-session 'helo) "\n"
+ " by " (config-host config) "\n"
+ " for " (message-from msg)
+ "; " (time-stamp) "\n")))
(let ((text-line (smtp-session 'get-line)))
(if (string=? "." text-line)
(message-text-set! msg text)
;;
(define (deliver-messages config messages)
- (print "Attempting delivery of " (length messages) " mail items.")
+ (print "\n"
+ "**** Attempting delivery of " (length messages) " mail items.")
(filter (lambda (msg) (not (deliver-message msg config)))
messages))
(define (deliver-message-remote msg config)
(let ((host (get-host-from-email (message-to msg))))
(print "Attempting delivery to host " host)
- (let-values (((tcp-in tcp-out) (tcp-connect host 2525)))
+ (let-values (((tcp-in tcp-out) (tcp-connect host 25)))
(let ((smtp-session (make-outgoing-smtp-session tcp-in tcp-out)))
(let ((result (and
(smtp-session 'expect "220")
(print "Expecting " code " got " result)
(string-prefix? code result)))
(('send strings ...)
- (print "Sending " (car strings) (if (> (length strings) 1) " ... (truncated)" ""))
+ (print "Sending " (if (> (string-length (car strings)) 30)
+ (string-take (car strings) 30)
+ (car strings)))
(let ((processed-string
(string-translate* (conc (apply conc strings) "\n")
'(("\n" . "\r\n")))))