operating-system's kernel. * gnu/system.scm (package-for-kernel): New procedure. (operating-system-directory-base-entries): Use it. * gnu/tests/linux-module.scm: Test it.
		
			
				
	
	
		
			131 lines
		
	
	
	
		
			5 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
			
		
		
	
	
			131 lines
		
	
	
	
		
			5 KiB
		
	
	
	
		
			Scheme
		
	
	
	
	
	
| ;;; GNU Guix --- Functional package management for GNU
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| ;;; Copyright © 2019 Jakob L. Kreuze <zerodaysfordays@sdf.org>
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| ;;; Copyright © 2020 Danny Milosavljevic <dannym@scratchpost.org>
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| ;;; Copyright © 2020 Brice Waegeneire <brice@waegenei.re>
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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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| 
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| (define-module (gnu tests linux-modules)
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|   #:use-module (gnu packages linux)
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|   #:use-module (gnu services)
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|   #:use-module (gnu services linux)
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|   #:use-module (gnu system)
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|   #:use-module (gnu system vm)
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|   #:use-module (gnu tests)
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|   #:use-module (guix derivations)
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|   #:use-module (guix gexp)
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|   #:use-module (guix modules)
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|   #:use-module (guix packages)
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|   #:use-module (guix monads)
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|   #:use-module (guix store)
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|   #:use-module (guix utils)
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|   #:export (%test-loadable-kernel-modules-0
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|             %test-loadable-kernel-modules-1
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|             %test-loadable-kernel-modules-2))
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| 
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| ;;; Commentary:
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| ;;;
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| ;;; Test <operating-system> kernel-loadable-modules.
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| ;;;
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| ;;; Code:
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| 
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| (define* (modules-loaded?-program os modules)
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|   "Return an executable store item that, upon being evaluated, will verify
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| that MODULES are actually loaded."
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|   (program-file
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|    "verify-kernel-modules-loaded.scm"
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|    #~(begin
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|      (use-modules (ice-9 rdelim)
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|                   (ice-9 popen)
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|                   (srfi srfi-1)
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|                   (srfi srfi-13))
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|      (let* ((port (open-input-pipe (string-append #$kmod "/bin/lsmod")))
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|             (lines (string-split (read-string port) #\newline))
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|             (separators (char-set #\space #\tab))
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|             (modules (map (lambda (line)
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|                             (string-take line
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|                                          (or (string-index line separators)
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|                                              0)))
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|                           lines))
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|             (status (close-pipe port)))
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|        (and (= status 0)
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|             (and-map (lambda (module)
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|                        (member module modules string=?))
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|                      '#$modules))))))
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| 
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| (define* (run-loadable-kernel-modules-test module-packages module-names)
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|   "Run a test of an OS having MODULE-PACKAGES, and verify that MODULE-NAMES
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| are loaded in memory."
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|   (define os
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|     (marionette-operating-system
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|      (operating-system
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|       (inherit (simple-operating-system))
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|       (services (cons (service kernel-module-loader-service-type module-names)
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|                       (operating-system-user-services
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|                        (simple-operating-system))))
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|       (kernel-loadable-modules module-packages))
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|      #:imported-modules '((guix combinators))))
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|   (define vm (virtual-machine os))
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|   (define (test script)
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|     (with-imported-modules '((gnu build marionette))
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|       #~(begin
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|           (use-modules (gnu build marionette)
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|                        (srfi srfi-64))
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|           (define marionette
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|             (make-marionette (list #$vm)))
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|           (mkdir #$output)
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|           (chdir #$output)
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|           (test-begin "loadable-kernel-modules")
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|           (test-assert "script successfully evaluated"
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|             (marionette-eval
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|              '(primitive-load #$script)
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|              marionette))
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|           (test-end)
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|           (exit (= (test-runner-fail-count (test-runner-current)) 0)))))
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|   (gexp->derivation "loadable-kernel-modules"
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|                     (test (modules-loaded?-program os module-names))))
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| 
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| (define %test-loadable-kernel-modules-0
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|   (system-test
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|    (name "loadable-kernel-modules-0")
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|    (description "Tests loadable kernel modules facility of <operating-system>
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| with no extra modules.")
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|    (value (run-loadable-kernel-modules-test '() '()))))
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| 
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| (define %test-loadable-kernel-modules-1
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|   (system-test
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|    (name "loadable-kernel-modules-1")
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|    (description "Tests loadable kernel modules facility of <operating-system>
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| with one extra module.")
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|    (value (run-loadable-kernel-modules-test
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|            (list ddcci-driver-linux)
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|            '("ddcci")))))
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| 
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| (define %test-loadable-kernel-modules-2
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|   (system-test
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|    (name "loadable-kernel-modules-2")
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|    (description "Tests loadable kernel modules facility of <operating-system>
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| with two extra modules.")
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|    (value (run-loadable-kernel-modules-test
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|            (list acpi-call-linux-module
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|                  (package
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|                    (inherit ddcci-driver-linux)
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|                    (arguments
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|                     `(#:linux #f
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|                       ,@(strip-keyword-arguments '(#:linux)
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|                                                  (package-arguments
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|                                                   ddcci-driver-linux))))))
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|            '("acpi_call" "ddcci")))))
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