guix-devel/gnu/installer/newt/ethernet.scm

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 Mathieu Othacehe <m.othacehe@gmail.com>
;;;
;;; 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 installer newt ethernet)
#:use-module (gnu installer connman)
#:use-module (gnu installer steps)
#:use-module (gnu installer newt utils)
#:use-module (gnu installer newt page)
#:use-module (guix i18n)
#:use-module (ice-9 format)
#:use-module (srfi srfi-34)
#:use-module (srfi srfi-35)
#:use-module (newt)
#:export (run-ethernet-page))
(define (ethernet-services)
"Return all the connman services of ethernet type."
(let ((services (connman-services)))
(filter (lambda (service)
(and (string=? (service-type service) "ethernet")
(not (string-null? (service-name service)))))
services)))
(define (ethernet-service->text service)
"Return a string describing the given ethernet SERVICE."
(let* ((name (service-name service))
(path (service-path service))
(full-name (string-append name "-" path))
(state (service-state service))
(connected? (or (string=? state "online")
(string=? state "ready"))))
(format #f "~c ~a~%"
(if connected? #\* #\ )
full-name)))
(define (connect-ethernet-service service)
"Connect to the given ethernet SERVICE. Display a connecting page while the
connection is pending."
(let* ((service-name (service-name service))
(form (draw-connecting-page service-name)))
(connman-connect service)
(destroy-form-and-pop form)
service))
(define (run-ethernet-page)
(let ((services (ethernet-services)))
(if (null? services)
(begin
(run-error-page
(G_ "No ethernet service available, please try again.")
(G_ "No service"))
(raise
(condition
(&installer-step-abort))))
(run-listbox-selection-page
#:info-text (G_ "Please select an ethernet network.")
#:title (G_ "Ethernet connection")
#:listbox-items services
#:listbox-item->text ethernet-service->text
#:button-text (G_ "Exit")
#:button-callback-procedure
(lambda _
(raise
(condition
(&installer-step-abort))))
#:listbox-callback-procedure connect-ethernet-service))))