mirror of
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130079ae27
* gnu/tests/install.scm (qemu-command/writable-image): Invoke 'qemu-img -o backing_file' instead of calling 'copy-file'.
521 lines
20 KiB
Scheme
521 lines
20 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu tests install)
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#:use-module (gnu)
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#:use-module (gnu tests)
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#:use-module (gnu tests base)
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#:use-module (gnu system)
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#:use-module (gnu system install)
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#:use-module (gnu system vm)
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#:use-module ((gnu build vm) #:select (qemu-command))
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#:use-module (gnu packages ocr)
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#:use-module (gnu packages qemu)
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#:use-module (gnu packages package-management)
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#:use-module (guix store)
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#:use-module (guix monads)
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#:use-module (guix packages)
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#:use-module (guix grafts)
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#:use-module (guix gexp)
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#:use-module (guix utils)
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#:export (%test-installed-os
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%test-separate-store-os
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%test-raid-root-os
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%test-encrypted-os))
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;;; Commentary:
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;;;
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;;; Test the installation of GuixSD using the documented approach at the
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;;; command line.
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;;;
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;;; Code:
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(define-os-with-source (%minimal-os %minimal-os-source)
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;; The OS we want to install.
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(use-modules (gnu) (gnu tests) (srfi srfi-1))
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(operating-system
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(host-name "liberigilo")
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(timezone "Europe/Paris")
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(locale "en_US.UTF-8")
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(bootloader (grub-configuration (device "/dev/vdb")))
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(kernel-arguments '("console=ttyS0"))
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(file-systems (cons (file-system
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(device "my-root")
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(title 'label)
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(mount-point "/")
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(type "ext4"))
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%base-file-systems))
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(users (cons (user-account
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(name "alice")
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(comment "Bob's sister")
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(group "users")
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(supplementary-groups '("wheel" "audio" "video"))
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(home-directory "/home/alice"))
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%base-user-accounts))
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(services (cons (service marionette-service-type
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(marionette-configuration
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(imported-modules '((gnu services herd)
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(guix combinators)))))
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%base-services))))
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(define (operating-system-with-current-guix os)
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"Return a variant of OS that uses the current Guix."
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(operating-system
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(inherit os)
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(services (modify-services (operating-system-user-services os)
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(guix-service-type config =>
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(guix-configuration
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(inherit config)
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(guix (current-guix))))))))
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(define (operating-system-with-gc-roots os roots)
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"Return a variant of OS where ROOTS are registered as GC roots."
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(operating-system
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(inherit os)
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(services (cons (service gc-root-service-type roots)
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(operating-system-user-services os)))))
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(define MiB (expt 2 20))
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(define %simple-installation-script
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;; Shell script of a simple installation.
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"\
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. /etc/profile
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set -e -x
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guix --version
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export GUIX_BUILD_OPTIONS=--no-grafts
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guix build isc-dhcp
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parted --script /dev/vdb mklabel gpt \\
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mkpart primary ext2 1M 3M \\
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mkpart primary ext2 3M 1G \\
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set 1 boot on \\
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set 1 bios_grub on
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mkfs.ext4 -L my-root /dev/vdb2
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mount /dev/vdb2 /mnt
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df -h /mnt
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herd start cow-store /mnt
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mkdir /mnt/etc
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cp /etc/target-config.scm /mnt/etc/config.scm
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guix system init /mnt/etc/config.scm /mnt --no-substitutes
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sync
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reboot\n")
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(define* (run-install target-os target-os-source
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#:key
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(script %simple-installation-script)
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(os (marionette-operating-system
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;; Since the image has no network access, use the
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;; current Guix so the store items we need are in
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;; the image.
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(operating-system
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(inherit (operating-system-with-current-guix
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installation-os))
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(kernel-arguments '("console=ttyS0")))
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#:imported-modules '((gnu services herd)
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(guix combinators))))
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(target-size (* 1200 MiB)))
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"Run SCRIPT (a shell script following the GuixSD installation procedure) in
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OS to install TARGET-OS. Return a VM image of TARGET-SIZE bytes containing
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the installed system."
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(mlet* %store-monad ((_ (set-grafting #f))
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(system (current-system))
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(target (operating-system-derivation target-os))
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;; Since the installation system has no network access,
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;; we cheat a little bit by adding TARGET to its GC
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;; roots. This way, we know 'guix system init' will
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;; succeed.
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(image (system-disk-image
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(operating-system-with-gc-roots
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os (list target))
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#:disk-image-size (* 1500 MiB))))
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(define install
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(with-imported-modules '((guix build utils)
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(gnu build marionette))
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#~(begin
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(use-modules (guix build utils)
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(gnu build marionette))
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(set-path-environment-variable "PATH" '("bin")
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(list #$qemu-minimal))
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(system* "qemu-img" "create" "-f" "qcow2"
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#$output #$(number->string target-size))
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(define marionette
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(make-marionette
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(cons (which #$(qemu-command system))
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(cons* "-no-reboot" "-m" "800"
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"-drive"
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(string-append "file=" #$image
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",if=virtio,readonly")
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"-drive"
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(string-append "file=" #$output ",if=virtio")
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(if (file-exists? "/dev/kvm")
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'("-enable-kvm")
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'())))))
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(pk 'uname (marionette-eval '(uname) marionette))
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;; Wait for tty1.
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(marionette-eval '(begin
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(use-modules (gnu services herd))
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(start 'term-tty1))
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marionette)
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(marionette-eval '(call-with-output-file "/etc/target-config.scm"
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(lambda (port)
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(write '#$target-os-source port)))
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marionette)
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(exit (marionette-eval '(zero? (system #$script))
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marionette)))))
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(gexp->derivation "installation" install)))
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(define* (qemu-command/writable-image image #:key (memory-size 256))
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"Return as a monadic value the command to run QEMU on a writable copy of
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IMAGE, a disk image. The QEMU VM is has access to MEMORY-SIZE MiB of RAM."
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(mlet %store-monad ((system (current-system)))
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(return #~(let ((image #$image))
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;; First we need a writable copy of the image.
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(format #t "creating writable image from '~a'...~%" image)
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(unless (zero? (system* #+(file-append qemu-minimal
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"/bin/qemu-img")
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"create" "-f" "qcow2"
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"-o"
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(string-append "backing_file=" image)
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"disk.img"))
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(error "failed to create writable QEMU image" image))
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(chmod "disk.img" #o644)
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`(,(string-append #$qemu-minimal "/bin/"
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#$(qemu-command system))
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,@(if (file-exists? "/dev/kvm")
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'("-enable-kvm")
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'())
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"-no-reboot" "-m" #$(number->string memory-size)
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"-drive" "file=disk.img,if=virtio")))))
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(define %test-installed-os
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(system-test
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(name "installed-os")
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(description
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"Test basic functionality of an OS installed like one would do by hand.
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This test is expensive in terms of CPU and storage usage since we need to
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build (current-guix) and then store a couple of full system images.")
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(value
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(mlet* %store-monad ((image (run-install %minimal-os %minimal-os-source))
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(command (qemu-command/writable-image image)))
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(run-basic-test %minimal-os command
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"installed-os")))))
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;;;
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;;; Separate /gnu/store partition.
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;;;
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(define-os-with-source (%separate-store-os %separate-store-os-source)
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;; The OS we want to install.
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(use-modules (gnu) (gnu tests) (srfi srfi-1))
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(operating-system
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(host-name "liberigilo")
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(timezone "Europe/Paris")
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(locale "en_US.UTF-8")
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(bootloader (grub-configuration (device "/dev/vdb")))
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(kernel-arguments '("console=ttyS0"))
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(file-systems (cons* (file-system
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(device "root-fs")
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(title 'label)
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(mount-point "/")
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(type "ext4"))
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(file-system
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(device "store-fs")
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(title 'label)
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(mount-point "/gnu")
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(type "ext4")
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(needed-for-boot? #t)) ;definitely!
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%base-file-systems))
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(users %base-user-accounts)
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(services (cons (service marionette-service-type
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(marionette-configuration
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(imported-modules '((gnu services herd)
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(guix combinators)))))
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%base-services))))
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(define %separate-store-installation-script
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;; Installation with a separate /gnu partition.
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"\
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. /etc/profile
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set -e -x
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guix --version
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export GUIX_BUILD_OPTIONS=--no-grafts
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guix build isc-dhcp
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parted --script /dev/vdb mklabel gpt \\
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mkpart primary ext2 1M 3M \\
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mkpart primary ext2 3M 100M \\
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mkpart primary ext2 100M 1G \\
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set 1 boot on \\
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set 1 bios_grub on
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mkfs.ext4 -L root-fs /dev/vdb2
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mkfs.ext4 -L store-fs /dev/vdb3
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mount /dev/vdb2 /mnt
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mkdir /mnt/gnu
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mount /dev/vdb3 /mnt/gnu
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df -h /mnt
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herd start cow-store /mnt
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mkdir /mnt/etc
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cp /etc/target-config.scm /mnt/etc/config.scm
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guix system init /mnt/etc/config.scm /mnt --no-substitutes
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sync
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reboot\n")
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(define %test-separate-store-os
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(system-test
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(name "separate-store-os")
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(description
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"Test basic functionality of an OS installed like one would do by hand,
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where /gnu lives on a separate partition.")
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(value
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(mlet* %store-monad ((image (run-install %separate-store-os
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%separate-store-os-source
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#:script
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%separate-store-installation-script))
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(command (qemu-command/writable-image image)))
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(run-basic-test %separate-store-os command "separate-store-os")))))
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;;;
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;;; RAID root device.
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;;;
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(define-os-with-source (%raid-root-os %raid-root-os-source)
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;; An OS whose root partition is a RAID partition.
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(use-modules (gnu) (gnu tests))
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(operating-system
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(host-name "raidified")
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(timezone "Europe/Paris")
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(locale "en_US.utf8")
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(bootloader (grub-configuration (device "/dev/vdb")))
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(kernel-arguments '("console=ttyS0"))
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(initrd (lambda (file-systems . rest)
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;; Add a kernel module for RAID-0 (aka. "stripe").
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(apply base-initrd file-systems
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#:extra-modules '("raid0")
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rest)))
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(mapped-devices (list (mapped-device
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(source (list "/dev/vda2" "/dev/vda3"))
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(target "/dev/md0")
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(type raid-device-mapping))))
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(file-systems (cons (file-system
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(device "root-fs")
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(title 'label)
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(mount-point "/")
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(type "ext4")
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(dependencies mapped-devices))
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%base-file-systems))
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(users %base-user-accounts)
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(services (cons (service marionette-service-type
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(marionette-configuration
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(imported-modules '((gnu services herd)
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(guix combinators)))))
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%base-services))))
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(define %raid-root-installation-script
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;; Installation with a separate /gnu partition. See
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;; <https://raid.wiki.kernel.org/index.php/RAID_setup> for more on RAID and
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;; mdadm.
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"\
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. /etc/profile
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set -e -x
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guix --version
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export GUIX_BUILD_OPTIONS=--no-grafts
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parted --script /dev/vdb mklabel gpt \\
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mkpart primary ext2 1M 3M \\
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mkpart primary ext2 3M 600M \\
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mkpart primary ext2 600M 1200M \\
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set 1 boot on \\
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set 1 bios_grub on
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mdadm --create /dev/md0 --verbose --level=stripe --raid-devices=2 \\
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/dev/vdb2 /dev/vdb3
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mkfs.ext4 -L root-fs /dev/md0
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mount /dev/md0 /mnt
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df -h /mnt
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herd start cow-store /mnt
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mkdir /mnt/etc
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cp /etc/target-config.scm /mnt/etc/config.scm
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guix system init /mnt/etc/config.scm /mnt --no-substitutes
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sync
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reboot\n")
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(define %test-raid-root-os
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(system-test
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(name "raid-root-os")
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(description
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"Test functionality of an OS installed with a RAID root partition managed
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by 'mdadm'.")
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(value
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(mlet* %store-monad ((image (run-install %raid-root-os
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%raid-root-os-source
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#:script
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%raid-root-installation-script
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#:target-size (* 1300 MiB)))
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(command (qemu-command/writable-image image)))
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(run-basic-test %raid-root-os
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`(,@command) "raid-root-os")))))
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;;;
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;;; LUKS-encrypted root file system.
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;;;
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(define-os-with-source (%encrypted-root-os %encrypted-root-os-source)
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;; The OS we want to install.
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(use-modules (gnu) (gnu tests) (srfi srfi-1))
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(operating-system
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(host-name "liberigilo")
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(timezone "Europe/Paris")
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(locale "en_US.UTF-8")
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(bootloader (grub-configuration (device "/dev/vdb")))
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;; Note: Do not pass "console=ttyS0" so we can use our passphrase prompt
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;; detection logic in 'enter-luks-passphrase'.
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(mapped-devices (list (mapped-device
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(source (uuid "12345678-1234-1234-1234-123456789abc"))
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(target "the-root-device")
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(type luks-device-mapping))))
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(file-systems (cons (file-system
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(device "/dev/mapper/the-root-device")
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(title 'device)
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(mount-point "/")
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(type "ext4"))
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%base-file-systems))
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(users (cons (user-account
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(name "charlie")
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(group "users")
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(home-directory "/home/charlie")
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(supplementary-groups '("wheel" "audio" "video")))
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%base-user-accounts))
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(services (cons (service marionette-service-type
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(marionette-configuration
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(imported-modules '((gnu services herd)
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(guix combinators)))))
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%base-services))))
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(define %encrypted-root-installation-script
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;; Shell script of a simple installation.
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"\
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. /etc/profile
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set -e -x
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guix --version
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export GUIX_BUILD_OPTIONS=--no-grafts
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ls -l /run/current-system/gc-roots
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parted --script /dev/vdb mklabel gpt \\
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mkpart primary ext2 1M 3M \\
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mkpart primary ext2 3M 1G \\
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set 1 boot on \\
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set 1 bios_grub on
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echo -n thepassphrase | \\
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cryptsetup luksFormat --uuid=12345678-1234-1234-1234-123456789abc -q /dev/vdb2 -
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echo -n thepassphrase | \\
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cryptsetup open --type luks --key-file - /dev/vdb2 the-root-device
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mkfs.ext4 -L my-root /dev/mapper/the-root-device
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mount LABEL=my-root /mnt
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herd start cow-store /mnt
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mkdir /mnt/etc
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cp /etc/target-config.scm /mnt/etc/config.scm
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guix system build /mnt/etc/config.scm
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guix system init /mnt/etc/config.scm /mnt --no-substitutes
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sync
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reboot\n")
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(define (enter-luks-passphrase marionette)
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"Return a gexp to be inserted in the basic system test running on MARIONETTE
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to enter the LUKS passphrase."
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(let ((ocrad (file-append ocrad "/bin/ocrad")))
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#~(begin
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(define (passphrase-prompt? text)
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(string-contains (pk 'screen-text text) "Enter pass"))
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(define (bios-boot-screen? text)
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;; Return true if TEXT corresponds to the boot screen, before GRUB's
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;; menu.
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(string-prefix? "SeaBIOS" text))
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(test-assert "enter LUKS passphrase for GRUB"
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(begin
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;; At this point we have no choice but to use OCR to determine
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;; when the passphrase should be entered.
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(wait-for-screen-text #$marionette passphrase-prompt?
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#:ocrad #$ocrad)
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(marionette-type "thepassphrase\n" #$marionette)
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;; Now wait until we leave the boot screen. This is necessary so
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;; we can then be sure we match the "Enter passphrase" prompt from
|
||
;; 'cryptsetup', in the initrd.
|
||
(wait-for-screen-text #$marionette (negate bios-boot-screen?)
|
||
#:ocrad #$ocrad
|
||
#:timeout 20)))
|
||
|
||
(test-assert "enter LUKS passphrase for the initrd"
|
||
(begin
|
||
;; XXX: Here we use OCR as well but we could instead use QEMU
|
||
;; '-serial stdio' and run it in an input pipe,
|
||
(wait-for-screen-text #$marionette passphrase-prompt?
|
||
#:ocrad #$ocrad
|
||
#:timeout 60)
|
||
(marionette-type "thepassphrase\n" #$marionette)
|
||
|
||
;; Take a screenshot for debugging purposes.
|
||
(marionette-control (string-append "screendump " #$output
|
||
"/post-initrd-passphrase.ppm")
|
||
#$marionette))))))
|
||
|
||
(define %test-encrypted-os
|
||
(system-test
|
||
(name "encrypted-root-os")
|
||
(description
|
||
"Test basic functionality of an OS installed like one would do by hand.
|
||
This test is expensive in terms of CPU and storage usage since we need to
|
||
build (current-guix) and then store a couple of full system images.")
|
||
(value
|
||
(mlet* %store-monad ((image (run-install %encrypted-root-os
|
||
%encrypted-root-os-source
|
||
#:script
|
||
%encrypted-root-installation-script))
|
||
(command (qemu-command/writable-image image)))
|
||
(run-basic-test %encrypted-root-os command "encrypted-root-os"
|
||
#:initialization enter-luks-passphrase)))))
|
||
|
||
;;; install.scm ends here
|