aboutsummaryrefslogtreecommitdiff
path: root/gnu/system/hurd.scm
blob: 2583ff00fa40dc1f1ba1f8011690b105bcbde50b (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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 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 system hurd)
  #:use-module (guix gexp)
  #:use-module (guix profiles)
  #:use-module (guix utils)
  #:use-module (gnu bootloader grub)
  #:use-module (gnu packages admin)
  #:use-module (gnu packages base)
  #:use-module (gnu packages bash)
  #:use-module (gnu packages cross-base)
  #:use-module (gnu packages file)
  #:use-module (gnu packages guile)
  #:use-module (gnu packages guile-xyz)
  #:use-module (gnu packages hurd)
  #:use-module (gnu system vm)
  #:export (cross-hurd-image))

;;; Commentary:
;;;
;;; This module provides tools to (cross-)build GNU/Hurd virtual machine
;;; images.
;;;
;;; Code:

;; XXX: Surely this belongs in (guix profiles), but perhaps we need high-level
;; <profile> objects so one can specify hooks, etc.?
(define-gexp-compiler (compile-manifest (manifest
                                         (@@ (guix profiles) <manifest>))
                                        system target)
  "Lower MANIFEST as a profile."
  (profile-derivation manifest
                      #:system system
                      #:target target))

(define %base-packages/hurd
  (list hurd bash coreutils file findutils grep sed
        guile-3.0 guile-colorized guile-readline
        net-base inetutils))

(define* (cross-hurd-image #:key (hurd hurd) (gnumach gnumach))
  "Return a cross-built GNU/Hurd image."

  (define (cross-built thing)
    (with-parameters ((%current-target-system "i586-pc-gnu"))
      thing))

  (define (cross-built-entry entry)
    (manifest-entry
      (inherit entry)
      (item (cross-built (manifest-entry-item entry)))
      (dependencies (map cross-built-entry
                         (manifest-entry-dependencies entry)))))

  (define system-profile
    (map-manifest-entries cross-built-entry
                          (packages->manifest %base-packages/hurd)))

  (define grub.cfg
    (let ((hurd (cross-built hurd))
          (mach (with-parameters ((%current-system "i686-linux"))
                  gnumach))
          (libc (cross-libc "i586-pc-gnu")))
      (computed-file "grub.cfg"
                     #~(call-with-output-file #$output
                         (lambda (port)
                           (format port "
set timeout=2
search.file ~a/boot/gnumach

menuentry \"GNU\" {
  multiboot ~a/boot/gnumach root=device:hd0s1
  module ~a/hurd/ext2fs.static ext2fs \\
    --multiboot-command-line='${kernel-command-line}' \\
    --host-priv-port='${host-port}' \\
    --device-master-port='${device-port}' \\
    --exec-server-task='${exec-task}' -T typed '${root}' \\
    '$(task-create)' '$(task-resume)'
  module ~a/lib/ld.so.1 exec ~a/hurd/exec '$(exec-task=task-create)'
}\n"
                                   #+mach #+mach #+hurd
                                   #+libc #+hurd))))))

  (define fstab
    (plain-file "fstab"
                "# This file was generated from your Guix configuration.  Any changes
# will be lost upon reboot or reconfiguration.

/dev/hd0s1	/	ext2	defaults
"))

  (define passwd
    (plain-file "passwd"
                "root:x:0:0:root:/root:/bin/sh
"))

  (define shadow
    (plain-file "shadow"
                "root::0:0:0:0:::
"))

  (define etc-profile
    (plain-file "profile"
                "\
export PS1='\\u@\\h\\$ '

GUIX_PROFILE=\"/run/current-system/profile\"
. \"$GUIX_PROFILE/etc/profile\"

GUIX_PROFILE=\"$HOME/.guix-profile\"
if [ -f \"$GUIX_PROFILE/etc/profile\" ]; then
  . \"$GUIX_PROFILE/etc/profile\"
fi\n"))

  (define hurd-directives
    `((directory "/servers")
      ,@(map (lambda (server)
               `(file ,(string-append "/servers/" server)))
             '("startup" "exec" "proc" "password"
               "default-pager" "crash-dump-core"
               "kill" "suspend"))
      ("/servers/crash" -> "crash-dump-core")
      (directory "/servers/socket")
      (file "/servers/socket/1")
      (file "/servers/socket/2")
      (file "/servers/socket/16")
      ("/servers/socket/local" -> "1")
      ("/servers/socket/inet" -> "2")
      ("/servers/socket/inet6" -> "16")
      (directory "/boot")
      ("/boot/grub.cfg" -> ,grub.cfg)   ;XXX: not strictly needed
      ("/hurd" -> ,(file-append (with-parameters ((%current-target-system
                                                   "i586-pc-gnu"))
                                  hurd)
                                "/hurd"))

      ;; TODO: Create those during activation, eventually.
      (directory "/root")
      (file "/root/.guile"
            ,(object->string
              '(begin
                 (use-modules (ice-9 readline) (ice-9 colorized))
                 (activate-readline) (activate-colorized))))
      (directory "/run")
      (directory "/run/current-system")
      ("/run/current-system/profile" -> ,system-profile)
      ("/etc/profile" -> ,etc-profile)
      ("/etc/fstab" -> ,fstab)
      ("/etc/passwd" -> ,passwd)
      ("/etc/shadow" -> ,shadow)
      (file "/etc/hostname" "guixygnu")
      (file "/etc/resolv.conf"
            "nameserver 10.0.2.3\n")
      ("/etc/services" -> ,(file-append (with-parameters ((%current-target-system
                                                           "i586-pc-gnu"))
                                          net-base)
                                        "/etc/services"))
      ("/etc/protocols" -> ,(file-append (with-parameters ((%current-target-system
                                                            "i586-pc-gnu"))
                                           net-base)
                                         "/etc/protocols"))
      ("/etc/motd" -> ,(file-append (with-parameters ((%current-target-system
                                                       "i586-pc-gnu"))
                                      hurd)
                                    "/etc/motd"))
      ("/etc/login" -> ,(file-append (with-parameters ((%current-target-system
                                                        "i586-pc-gnu"))
                                       hurd)
                                     "/etc/login"))


      ;; XXX can we instead, harmlessly set _PATH_TTYS (from glibc) in runttys.c?
      ("/etc/ttys" -> ,(file-append (with-parameters ((%current-target-system
                                                       "i586-pc-gnu"))
                                      hurd)
                                    "/etc/ttys"))
      ("/bin/sh" -> ,(file-append (with-parameters ((%current-target-system
                                                     "i586-pc-gnu"))
                                    bash)
                                  "/bin/sh"))))

  (qemu-image #:file-system-type "ext2"
              #:file-system-options '("-o" "hurd")
              #:device-nodes 'hurd
              #:inputs `(("system" ,system-profile)
                         ("grub.cfg" ,grub.cfg)
                         ("fstab" ,fstab)
                         ("passwd" ,passwd)
                         ("etc-profile" ,etc-profile)
                         ("shadow" ,shadow))
              #:copy-inputs? #t
              #:os system-profile
              #:bootcfg-drv grub.cfg
              #:bootloader grub-bootloader
              #:register-closures? #f
              #:extra-directives hurd-directives))

;; Return this thunk so one can type "guix build -f gnu/system/hurd.scm".
cross-hurd-image