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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
generated by cgit v1.2.3 (git 2.46.2) at 2024-11-10 03:22:25 +0000