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#!@GUILE@ --no-auto-compile
-*- scheme -*-
-*- geiser-scheme-implementation: guile -*-
!#
;;; mumi -- Mediocre, uh, mail interface
;;; Copyright © 2016, 2017, 2019, 2020 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2018, 2021 Arun Isaac <arunisaac@systemreboot.net>
;;;
;;; This file is part of mumi.
;;;
;;; mumi 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.
;;;
;;; mumi 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 mumi. If not, see <http://www.gnu.org/licenses/>.
(use-modules (srfi srfi-1)
(srfi srfi-37)
(system repl server)
(ice-9 match)
(ice-9 format)
(mumi config)
((mumi debbugs)
#:select (extract-bug-numbers))
((mumi jobs)
#:select (worker-loop))
((mumi web server)
#:select (start-mumi-web-server))
((mumi xapian)
#:select (index!)))
(define %default-repl-server-port
;; Default port to run REPL server on, if --listen-repl is provided
;; but no port is mentioned
37146)
;; Keep indexing the mail directory
(define %update-interval 30)
(define update-state!
(let ((count -1))
(lambda* (#:key loop?)
(set! count (remainder (1+ count) 10))
(catch #t
(lambda ()
(when (zero? count)
(display "Starting full indexing." (current-error-port))
(newline (current-error-port)))
(index! #:full? (zero? count))
(and loop?
(begin
(format (current-error-port)
"Sleeping for ~a seconds." %update-interval)
(sleep %update-interval)
(update-state!))))
(lambda args
(format (current-error-port) "worker error: ~a~%" args)
(sleep %update-interval)
(update-state!))))))
(define %options
;; Specifications of the command-line options
(list (option '("address") #t #f
(lambda (opt name arg result)
(catch #t
(lambda ()
(inet-pton AF_INET arg))
(lambda _
(error "invalid web server address" arg)))
(alist-cons 'address arg
(alist-delete 'address result))))
(option '("port") #t #f
(lambda (opt name arg result)
(let ((port (string->number arg)))
(if port
(alist-cons 'port port
(alist-delete 'port result))
(error "invalid web server port" arg)))))
(option '("listen-repl") #f #t
(lambda (opt name arg result)
(alist-cons 'listen-repl (or (string->number arg) arg)
(alist-delete 'listen-repl result))))
(option '("disable-mailer") #f #f
(lambda (opt name arg result)
(alist-cons 'disable-mailer #t result)))
(option '("sender") #t #f
(lambda (opt name arg result)
(alist-cons 'sender arg result)))
(option '("smtp") #t #f
(lambda (opt name arg result)
(alist-cons 'smtp arg result)))))
(define %default-options
;; Alist of default option values
`((listen-repl . #f)
(smtp . #f)
(sender . #f)
(disable-mailer . #f)))
(define (parse-options args)
(args-fold
args %options
(lambda (opt name arg result)
(error "unrecognized option" name))
(lambda (arg result)
(error "extraneous argument" arg))
%default-options))
(define (show-mumi-usage)
(format (current-error-port)
"
`mumi web [--address=address] [--port=port] [--listen-repl[=port]] [--disable-mailer]':
start the application web server.
`mumi mailer --sender=SENDER --smtp=SMTP:
start a mailer process (requires Redis).
`mumi worker':
run an update loop to refresh issue information from Debbugs.
`mumi fetch':
index all Debbugs bug logs and update bug statuses once.
~%")
(exit 1))
(match (cdr (program-arguments))
(("mailer" . rest)
(let* ((opts (parse-options rest))
(sender (assoc-ref opts 'sender))
(smtp (assoc-ref opts 'smtp)))
(if (and sender smtp)
(worker-loop opts)
(error "Both sender and smtp options must be provided!"))))
(("fetch")
(update-state! #:loop? #f))
(("worker")
(update-state! #:loop? #t))
(("web" . rest)
(let ((opts (parse-options rest)))
(parameterize ((mailer-enabled? (not (assoc-ref opts 'disable-mailer))))
(let ((listen-repl (assoc-ref opts 'listen-repl)))
(when listen-repl
(cond
((number? listen-repl)
(format (current-error-port)
"REPL server listening on port ~a~%"
listen-repl)
(spawn-server (make-tcp-server-socket #:port listen-repl)))
(else
(format (current-error-port)
"REPL server listening on ~a~%"
listen-repl)
(spawn-server (make-unix-domain-server-socket #:path listen-repl))))))
(start-mumi-web-server (or (assoc-ref opts 'address)
"0.0.0.0")
(or (assoc-ref opts 'port)
1234)))))
(_ (show-mumi-usage)))
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