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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@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 packages less)
#: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 less which))
(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 '$(exec-task=task-create)'
}\n"
#+mach #+mach #+hurd
#+libc #+hurd))))))
(define fstab
(plain-file "fstab"
"# This file was generated from your Guix configuration. Any changes
# will be lost upon reboot or reconfiguration.
/dev/hd0s1 / ext2 defaults
"))
(define passwd
(plain-file "passwd"
"root:x:0:0:root:/root:/bin/sh
guixbuilder:x:1:1:guixbuilder:/var/empty:/bin/no-sh
"))
(define group
(plain-file "group"
"guixbuild:x:1:guixbuilder
"))
(define shadow
(plain-file "shadow"
"root::0:0:0:0:::
"))
(define etc-profile
(plain-file "profile"
"\
export PS1='\\u@\\h\\$ '
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/group" -> ,group)
("/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)
("group" ,group)
("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
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