summaryrefslogtreecommitdiff
path: root/gnu/installer/newt/final.scm
blob: 9f950a0551ce3a73d006b1bff68844781d5de9b2 (about) (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018, 2020 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2019, 2020 Ludovic Courtès <ludo@gnu.org>
;;;
;;; 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 final)
  #:use-module (gnu installer final)
  #:use-module (gnu installer parted)
  #:use-module (gnu installer steps)
  #:use-module (gnu installer utils)
  #:use-module (gnu installer newt page)
  #:use-module (gnu installer newt utils)
  #:use-module (guix i18n)
  #:use-module (guix colors)
  #:use-module (srfi srfi-34)
  #:use-module (srfi srfi-35)
  #:use-module (ice-9 match)
  #:use-module ((ice-9 rdelim) #:select (read-line))
  #:use-module (newt)
  #:export (run-final-page))

(define* (strip-prefix file #:optional (prefix (%installer-target-dir)))
  "Strip PREFIX from FILE, if PREFIX actually is a prefix of FILE."
  (if (string-prefix? prefix file)
      (string-drop file (string-length prefix))
      file))

(define* (run-config-display-page #:key locale)
  (let ((width (max 70 (- (screen-columns) 20)))
        (height (default-listbox-height)))
    (run-file-textbox-page
     #:info-text (format #f (G_ "\
We're now ready to proceed with the installation! \
A system configuration file has been generated, it is displayed below.  \
This file will be available as '~a' on the installed system.  \
The new system will be created from this file once you've pressed OK.  \
This will take a few minutes.")
                         (strip-prefix (%installer-configuration-file)))
     #:title (G_ "Configuration file")
     #:file (%installer-configuration-file)
     #:edit-button? #t
     #:editor-locale locale
     #:info-textbox-width width
     #:file-textbox-width width
     #:file-textbox-height height
     #:exit-button-callback-procedure
     (lambda ()
       (abort-to-prompt 'installer-step 'abort)))))

(define (run-install-success-page)
  (match (current-clients)
    (()
     (message-window
      (G_ "Installation complete")
      (G_ "Reboot")
      (G_ "Congratulations!  Installation is now complete.  \
You may remove the device containing the installation image and \
press the button to reboot.")))
    (_
     ;; When there are clients connected, send them a message and keep going.
     (send-to-clients '(installation-complete))))

  ;; Return success so that the installer happily reboots.
  'success)

(define (run-install-failed-page)
  (match (current-clients)
    (()
     (match (ternary-window
             (G_ "Installation failed")
             (G_ "Resume")
             (G_ "Restart the installer")
             (G_ "Report the failure")
             (G_ "The final system installation step failed.  You can resume from \
a specific step, or restart the installer."))
       (1 (abort-to-prompt 'installer-step 'abort))
       (2
        ;; Keep going, the installer will be restarted later on.
        #t)
       (3 (raise
            (condition
             (&user-abort-error))))))
    (_
     (send-to-clients '(installation-failure))
     #t)))

(define* (run-install-shell locale
                            #:key (users '()))
  (clear-screen)
  (newt-suspend)
  (let ((install-ok? (install-system locale #:users users)))
    (newt-resume)
    install-ok?))

(define (run-final-page result prev-steps)
  (define (wait-for-clients)
    (unless (null? (current-clients))
      (installer-log-line "waiting with clients before starting final step")
      (send-to-clients '(starting-final-step))
      (match (select (current-clients) '() '())
        (((port _ ...) _ _)
         (read-line port)))))

  ;; Before generating the configuration file, give clients a chance to do
  ;; things such as changing the swap partition label.
  (wait-for-clients)

  (installer-log-line "proceeding with final step")
  (let* ((configuration   (format-configuration prev-steps result))
         (user-partitions (result-step result 'partition))
         (locale          (result-step result 'locale))
         (users           (result-step result 'user))
         (install-ok?
          (with-mounted-partitions
           user-partitions
           (configuration->file configuration)
           (run-config-display-page #:locale locale)
           (run-install-shell locale #:users users))))
    (if install-ok?
        (run-install-success-page)
        (run-install-failed-page))))