gnu/installer/newt.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2018, 2020 Mathieu Othacehe <m.othacehe@gmail.com>
   3 ;;;
   4 ;;; This file is part of GNU Guix.
   5 ;;;
   6 ;;; GNU Guix is free software; you can redistribute it and/or modify it
   7 ;;; under the terms of the GNU General Public License as published by
   8 ;;; the Free Software Foundation; either version 3 of the License, or (at
   9 ;;; your option) any later version.
  10 ;;;
  11 ;;; GNU Guix is distributed in the hope that it will be useful, but
  12 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 ;;; GNU General Public License for more details.
  15 ;;;
  16 ;;; You should have received a copy of the GNU General Public License
  17 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 (define-module (gnu installer newt)
  20   #:use-module (gnu installer record)
  21   #:use-module (gnu installer utils)
  22   #:use-module (gnu installer dump)
  23   #:use-module (gnu installer newt ethernet)
  24   #:use-module (gnu installer newt final)
  25   #:use-module (gnu installer newt parameters)
  26   #:use-module (gnu installer newt hostname)
  27   #:use-module (gnu installer newt keymap)
  28   #:use-module (gnu installer newt locale)
  29   #:use-module (gnu installer newt menu)
  30   #:use-module (gnu installer newt network)
  31   #:use-module (gnu installer newt page)
  32   #:use-module (gnu installer newt partition)
  33   #:use-module (gnu installer newt services)
  34   #:use-module (gnu installer newt substitutes)
  35   #:use-module (gnu installer newt timezone)
  36   #:use-module (gnu installer newt user)
  37   #:use-module (gnu installer newt utils)
  38   #:use-module (gnu installer newt welcome)
  39   #:use-module (gnu installer newt wifi)
  40   #:use-module (guix config)
  41   #:use-module (guix discovery)
  42   #:use-module (guix i18n)
  43   #:use-module (srfi srfi-1)
  44   #:use-module (srfi srfi-26)
  45   #:use-module (srfi srfi-34)
  46   #:use-module (srfi srfi-35)
  47   #:use-module (ice-9 ftw)
  48   #:use-module (ice-9 match)
  49   #:use-module (newt)
  50   #:export (newt-installer))
  51
  52 (define (init)
  53   (newt-init)
  54   (clear-screen)
  55   (set-screen-size!)
  56   (installer-log-line "Display is ~ax~a." (screen-columns) (screen-rows))
  57   (push-help-line
  58    (format #f (G_ "Press <F1> for installation parameters."))))
  59
  60 (define (exit)
  61   (newt-finish)
  62   (clear-screen))
  63
  64 (define (exit-error error)
  65   ;; Newt may be suspended in the context of the "install-system"
  66   ;; procedure. Resume it unconditionnally.
  67   (newt-resume)
  68   (newt-set-color COLORSET-ROOT "white" "red")
  69   (define action
  70     (run-textbox-page
  71      #:info-text (G_ "The installer has encountered an unexpected problem. \
  72 The backtrace is displayed below. You may choose to exit or create a dump \
  73 archive.")
  74      #:title (G_ "Unexpected problem")
  75      #:content error
  76      #:buttons-spec
  77      (list
  78       (cons (G_ "Dump") (const 'dump))
  79       (cons (G_ "Exit") (const 'exit)))))
  80   (newt-set-color COLORSET-ROOT "white" "blue")
  81   action)
  82
  83 (define (report-page dump-archive)
  84   (define text
  85     (format #f (G_ "The dump archive was created as ~a.  Would you like to \
  86 send this archive to the Guix servers?") dump-archive))
  87   (define title (G_ "Dump archive created"))
  88   (when (run-confirmation-page text title)
  89     (let* ((uploaded-name (send-dump-report dump-archive))
  90            (text (if uploaded-name
  91                      (format #f (G_ "The dump was uploaded as ~a.  Please \
  92 report it by email to ~a.") uploaded-name %guix-bug-report-address)
  93                      (G_ "The dump could not be uploaded."))))
  94       (run-error-page
  95        text
  96        (G_ "Dump upload result")))))
  97
  98 (define (dump-page dump-dir)
  99   (define files
 100     (scandir dump-dir (lambda (x)
 101                         (not (or (string=? x ".")
 102                                  (string=? x ".."))))))
 103   (fold (match-lambda*
 104           (((file . enable?) acc)
 105            (if enable?
 106                (cons file acc)
 107                acc)))
 108         '()
 109         (run-dump-page
 110          dump-dir
 111          (map (lambda (x)
 112                 (cons x #f))
 113               files))))
 114
 115 (define (newt-run-command . args)
 116   (define command-output "")
 117   (define (line-accumulator line)
 118     (set! command-output
 119           (string-append/shared command-output line "\n")))
 120   (define result (run-external-command-with-line-hooks (list line-accumulator)
 121                                                        args))
 122   (define exit-val (status:exit-val result))
 123   (define term-sig (status:term-sig result))
 124   (define stop-sig (status:stop-sig result))
 125
 126   (if (and exit-val (zero? exit-val))
 127       #t
 128       (let ((info-text
 129              (cond
 130               (exit-val
 131                (format #f (G_ "External command ~s exited with code ~a")
 132                        args exit-val))
 133               (term-sig
 134                (format #f (G_ "External command ~s terminated by signal ~a")
 135                        args term-sig))
 136               (stop-sig
 137                (format #f (G_ "External command ~s stopped by signal ~a")
 138                        args stop-sig)))))
 139         (run-textbox-page #:title (G_ "External command error")
 140                           #:info-text info-text
 141                           #:content command-output
 142                           #:buttons-spec
 143                           (list
 144                            (cons "Ignore" (const #t))
 145                            (cons "Abort"
 146                                  (lambda ()
 147                                    (abort-to-prompt 'installer-step 'abort)))
 148                            (cons "Report"
 149                                  (lambda ()
 150                                    (raise
 151                                     (condition
 152                                      ((@@ (guix build utils)
 153                                           &invoke-error)
 154                                       (program (car args))
 155                                       (arguments (cdr args))
 156                                       (exit-status exit-val)
 157                                       (term-signal term-sig)
 158                                       (stop-signal stop-sig)))))))))))
 159
 160 (define (final-page result prev-steps)
 161   (run-final-page result prev-steps))
 162
 163 (define* (locale-page #:key
 164                       supported-locales
 165                       iso639-languages
 166                       iso3166-territories)
 167   (run-locale-page
 168    #:supported-locales supported-locales
 169    #:iso639-languages iso639-languages
 170    #:iso3166-territories iso3166-territories))
 171
 172 (define (timezone-page zonetab)
 173   (run-timezone-page zonetab))
 174
 175 (define (welcome-page logo)
 176   (run-welcome-page logo))
 177
 178 (define (menu-page steps)
 179   (run-menu-page steps))
 180
 181 (define* (keymap-page layouts context)
 182   (run-keymap-page layouts #:context context))
 183
 184 (define (network-page)
 185   (run-network-page))
 186
 187 (define (substitutes-page)
 188   (run-substitutes-page))
 189
 190 (define (hostname-page)
 191   (run-hostname-page))
 192
 193 (define (user-page)
 194   (run-user-page))
 195
 196 (define (partition-page)
 197   (run-partitioning-page))
 198
 199 (define (services-page)
 200   (run-services-page))
 201
 202 (define (parameters-menu menu-proc)
 203   (newt-set-help-callback menu-proc))
 204
 205 (define (parameters-page keyboard-layout-selection)
 206   (run-parameters-page keyboard-layout-selection))
 207
 208 (define newt-installer
 209   (installer
 210    (name 'newt)
 211    (init init)
 212    (exit exit)
 213    (exit-error exit-error)
 214    (final-page final-page)
 215    (keymap-page keymap-page)
 216    (locale-page locale-page)
 217    (menu-page menu-page)
 218    (network-page network-page)
 219    (substitutes-page substitutes-page)
 220    (timezone-page timezone-page)
 221    (hostname-page hostname-page)
 222    (user-page user-page)
 223    (partition-page partition-page)
 224    (services-page services-page)
 225    (welcome-page welcome-page)
 226    (parameters-menu parameters-menu)
 227    (parameters-page parameters-page)
 228    (dump-page dump-page)
 229    (run-command newt-run-command)
 230    (report-page report-page)))