* gnu/installer/newt/hostname.scm (run-hostname-page): Remove selection from page title, (run-variant-page): ditto. * gnu/installer/newt/keymap.scm (run-layout-page): Ditto. * gnu/installer/newt/locale.scm (run-layout-page): Ditto, (run-territory-page): ditto, (run-codeset-page): ditto, (run-modifier-page): ditto * gnu/installer/newt/network.scm (run-territory-page): Ditto. * gnu/installer/newt/timezone.scm (run-timezone-page): Ditto. * gnu/installer/newt/wifi.scm (run-wifi-page): Ditto.
160 lines
5.6 KiB
Scheme
160 lines
5.6 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2018 Mathieu Othacehe <m.othacehe@gmail.com>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu installer newt network)
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#:use-module (gnu installer connman)
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#:use-module (gnu installer steps)
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#:use-module (gnu installer utils)
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#:use-module (gnu installer newt ethernet)
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#:use-module (gnu installer newt page)
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#:use-module (gnu installer newt wifi)
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#:use-module (guix i18n)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-11)
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-35)
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#:use-module (newt)
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#:export (run-network-page))
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;; Maximum length of a technology name.
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(define technology-name-max-length (make-parameter 20))
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(define (technology->text technology)
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"Return a string describing the given TECHNOLOGY."
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(let* ((name (technology-name technology))
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(padded-name (string-pad-right name
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(technology-name-max-length))))
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(format #f "~a~%" padded-name)))
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(define (run-technology-page)
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"Run a page to ask the user which technology shall be used to access
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Internet and return the selected technology. For now, only technologies with
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\"ethernet\" or \"wifi\" types are supported."
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(define (technology-items)
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(filter (lambda (technology)
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(let ((type (technology-type technology)))
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(or
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(string=? type "ethernet")
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(string=? type "wifi"))))
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(connman-technologies)))
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(run-listbox-selection-page
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#:info-text (G_ "The install process requires an internet access.\
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Please select a network technology.")
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#:title (G_ "Internet access")
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#:listbox-items (technology-items)
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#:listbox-item->text technology->text
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#:button-text (G_ "Cancel")
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#:button-callback-procedure
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(lambda _
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(raise
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(condition
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(&installer-step-abort))))))
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(define (find-technology-by-type technologies type)
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"Find and return a technology with the given TYPE in TECHNOLOGIES list."
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(find (lambda (technology)
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(string=? (technology-type technology)
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type))
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technologies))
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(define (wait-technology-powered technology)
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"Wait and display a progress bar until the given TECHNOLOGY is powered."
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(let ((name (technology-name technology))
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(full-value 5))
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(run-scale-page
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#:title (G_ "Powering technology")
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#:info-text (format #f "Waiting for technology ~a to be powered." name)
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#:scale-full-value full-value
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#:scale-update-proc
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(lambda (value)
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(let* ((technologies (connman-technologies))
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(type (technology-type technology))
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(updated-technology
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(find-technology-by-type technologies type))
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(technology-powered? updated-technology))
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(sleep 1)
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(if technology-powered?
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full-value
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(+ value 1)))))))
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(define (wait-service-online)
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"Display a newt scale until connman detects an Internet access. Do
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FULL-VALUE tentatives, spaced by 1 second."
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(let* ((full-value 5))
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(run-scale-page
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#:title (G_ "Checking connectivity")
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#:info-text (G_ "Waiting internet access is established")
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#:scale-full-value full-value
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#:scale-update-proc
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(lambda (value)
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(sleep 1)
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(if (connman-online?)
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full-value
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(+ value 1))))
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(unless (connman-online?)
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(run-error-page
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(G_ "The selected network does not provide an Internet \
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access, please try again.")
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(G_ "Connection error"))
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(raise
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(condition
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(&installer-step-abort))))))
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(define (run-network-page)
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"Run a page to allow the user to configure connman so that it can access the
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Internet."
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(define network-steps
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(list
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;; Ask the user to choose between ethernet and wifi technologies.
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(installer-step
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(id 'select-technology)
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(compute
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(lambda _
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(run-technology-page))))
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;; Enable the previously selected technology.
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(installer-step
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(id 'power-technology)
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(compute
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(lambda (result)
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(let ((technology (result-step result 'select-technology)))
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(connman-enable-technology technology)
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(wait-technology-powered technology)))))
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;; Propose the user to connect to one of the service available for the
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;; previously selected technology.
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(installer-step
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(id 'connect-service)
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(compute
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(lambda (result)
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(let* ((technology (result-step result 'select-technology))
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(type (technology-type technology)))
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(cond
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((string=? "wifi" type)
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(run-wifi-page))
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((string=? "ethernet" type)
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(run-ethernet-page)))))))
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;; Wait for connman status to switch to 'online, which means it can
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;; access Internet.
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(installer-step
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(id 'wait-online)
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(compute (lambda _
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(wait-service-online))))))
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(run-installer-steps
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#:steps network-steps
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#:rewind-strategy 'start))
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