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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016, 2018, 2022 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2017 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; 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 (test-system)
#:use-module (gnu)
#:use-module ((gnu services) #:select (service-value))
#:use-module (guix store)
#:use-module (guix monads)
#:use-module ((guix gexp) #:select (lower-object))
#:use-module ((guix utils) #:select (%current-system))
#:use-module (guix grafts)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-64))
;; Test the (gnu system) module.
(define %root-fs
(file-system
(device (file-system-label "my-root"))
(mount-point "/")
(type "ext4")))
(define %os
(operating-system
(host-name "komputilo")
(timezone "Europe/Berlin")
(locale "en_US.utf8")
(bootloader (bootloader-configuration
(bootloader grub-bootloader)
(targets '("/dev/sdX"))))
(file-systems (cons %root-fs %base-file-systems))
(users %base-user-accounts)))
(define %luks-device
(mapped-device
(source "/dev/foo") (target "my-luks-device")
(type luks-device-mapping)))
(define %os-with-mapped-device
(operating-system
(host-name "komputilo")
(timezone "Europe/Berlin")
(locale "en_US.utf8")
(bootloader (bootloader-configuration
(bootloader grub-bootloader)
(targets '("/dev/sdX"))))
(mapped-devices (list %luks-device))
(file-systems (cons (file-system
(inherit %root-fs)
(dependencies (list %luks-device)))
%base-file-systems))
(users %base-user-accounts)))
(%graft? #f)
(test-begin "system")
(test-assert "operating-system-store-file-system"
;; %BASE-FILE-SYSTEMS defines a bind-mount for /gnu/store, but this
;; shouldn't be a problem.
(eq? %root-fs
(operating-system-store-file-system %os)))
(test-assert "operating-system-store-file-system, prefix"
(let* ((gnu (file-system
(device "foobar")
(mount-point (dirname (%store-prefix)))
(type "ext5")))
(os (operating-system
(inherit %os)
(file-systems (cons* gnu %root-fs
%base-file-systems)))))
(eq? gnu (operating-system-store-file-system os))))
(test-assert "operating-system-store-file-system, store"
(let* ((gnu (file-system
(device "foobar")
(mount-point (%store-prefix))
(type "ext5")))
(os (operating-system
(inherit %os)
(file-systems (cons* gnu %root-fs
%base-file-systems)))))
(eq? gnu (operating-system-store-file-system os))))
(test-equal "operating-system-user-mapped-devices"
'()
(operating-system-user-mapped-devices %os-with-mapped-device))
(test-equal "operating-system-boot-mapped-devices"
(list %luks-device)
(operating-system-boot-mapped-devices %os-with-mapped-device))
(test-equal "operating-system-boot-mapped-devices, implicit dependency"
(list %luks-device)
;; Here we expect the implicit dependency between "/" and
;; "/dev/mapper/my-luks-device" to be found, in spite of the lack of a
;; 'dependencies' field in the root file system.
(operating-system-boot-mapped-devices
(operating-system
(inherit %os-with-mapped-device)
(file-systems (cons (file-system
(device "/dev/mapper/my-luks-device")
(mount-point "/")
(type "ext4"))
%base-file-systems)))))
(test-equal "non-boot-file-system-service"
'()
;; Make sure that mapped devices with at least one needed-for-boot user are
;; handled exclusively from the initrd. See <https://bugs.gnu.org/31889>.
(append-map file-system-dependencies
(service-value
((@@ (gnu system) non-boot-file-system-service)
(operating-system
(inherit %os-with-mapped-device)
(file-systems
(list (file-system
(mount-point "/foo/bar")
(device "qux:baz")
(type "none")
(dependencies (list %luks-device)))
(file-system
(device (file-system-label "my-root"))
(mount-point "/")
(type "ext4")
(dependencies (list %luks-device))))))))))
(test-assert "lower-object, %current-system sensitivity"
;; Make sure that 'lower-object' returns the same derivation, no matter what
;; '%current-system' is. See <https://issues.guix.gnu.org/55951>.
(let ((drv1 (with-store store
(parameterize ((%current-system "x86_64-linux"))
(run-with-store store
(lower-object %os "aarch64-linux")))))
(drv2 (with-store store
(parameterize ((%current-system "aarch64-linux"))
(run-with-store store
(lower-object %os "aarch64-linux"))))))
(eq? drv1 drv2)))
(test-end)
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