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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015 Joshua S. Grant <jgrant@parenthetical.io>
;;;
;;; 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)
  #:export (use-package-modules
            use-service-modules
            use-system-modules))

;;; Commentary:
;;;
;;; This composite module re-exports core parts the (gnu …) public modules.
;;;
;;; Code:

(eval-when (eval load compile)
  (begin
    (define %public-modules
      '((gnu system)
        (gnu system mapped-devices)
        (gnu system file-systems)
        (gnu system grub)                         ; 'grub-configuration'
        (gnu system pam)
        (gnu system shadow)                       ; 'user-account'
        (gnu system linux-initrd)
        (gnu system nss)
        (gnu services)
        (gnu services base)
        (gnu packages)
        (gnu packages base)
        (guix gexp)))                             ; so gexps can be used

    (for-each (let ((i (module-public-interface (current-module))))
                (lambda (m)
                  (module-use! i (resolve-interface m))))
              %public-modules)))

(define-syntax-rule (use-package-modules module ...)
  (use-modules (gnu packages module) ...))

(define-syntax-rule (use-service-modules module ...)
  (use-modules (gnu services module) ...))

(define-syntax-rule (use-system-modules module ...)
  (use-modules (gnu system module) ...))

;;; gnu.scm ends here
'#n130'>130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Jakob L. Kreuze <zerodaysfordays@sdf.org>
;;; Copyright © 2020 Danny Milosavljevic <dannym@scratchpost.org>
;;; Copyright © 2020, 2021 Brice Waegeneire <brice@waegenei.re>
;;; Copyright © 2021 raid5atemyhomework <raid5atemyhomework@protonmail.com>
;;;
;;; 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 tests linux-modules)
  #:use-module (gnu packages linux)
  #:use-module (gnu services)
  #:use-module (gnu services linux)
  #:use-module (gnu system)
  #:use-module (gnu system vm)
  #:use-module (gnu tests)
  #:use-module (guix derivations)
  #:use-module (guix gexp)
  #:use-module (guix modules)
  #:use-module (guix packages)
  #:use-module (guix monads)
  #:use-module (guix store)
  #:use-module (guix utils)
  #:export (%test-loadable-kernel-modules-0
            %test-loadable-kernel-modules-1
            %test-loadable-kernel-modules-2
            %test-loadable-kernel-modules-service-0
            %test-loadable-kernel-modules-service-1
            %test-loadable-kernel-modules-service-2))

;;; Commentary:
;;;
;;; Test <operating-system> kernel-loadable-modules.
;;;
;;; Code:

(define* (modules-loaded?-program os modules)
  "Return an executable store item that, upon being evaluated, will verify
that MODULES are actually loaded."
  (program-file
   "verify-kernel-modules-loaded.scm"
   #~(begin
     (use-modules (ice-9 rdelim)
                  (ice-9 popen)
                  (srfi srfi-1)
                  (srfi srfi-13))
     (let* ((port (open-input-pipe (string-append #$kmod "/bin/lsmod")))
            (lines (string-split (read-string port) #\newline))
            (separators (char-set #\space #\tab))
            (modules (map (lambda (line)
                            (string-take line
                                         (or (string-index line separators)
                                             0)))
                          lines))
            (status (close-pipe port)))
       (and (= status 0)
            (and-map (lambda (module)
                       (member module modules string=?))
                     '#$modules))))))

(define* (run-loadable-kernel-modules-test-base base-os module-names)
  "Run a test of BASE-OS, verifying that MODULE-NAMES are loaded in memory."
  (define os
    (marionette-operating-system
     base-os
     #:imported-modules '((guix combinators))))
  (define vm (virtual-machine os))
  (define (test script)
    (with-imported-modules '((gnu build marionette))
      #~(begin
          (use-modules (gnu build marionette)
                       (srfi srfi-64))
          (define marionette
            (make-marionette (list #$vm)))
          (mkdir #$output)
          (chdir #$output)
          (test-begin "loadable-kernel-modules")
          (test-assert "script successfully evaluated"
            (marionette-eval
             '(primitive-load #$script)
             marionette))
          (test-end)
          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))
  (gexp->derivation "loadable-kernel-modules"
                    (test (modules-loaded?-program os module-names))))

(define* (run-loadable-kernel-modules-test module-packages module-names)
  "Run a test of an OS having MODULE-PACKAGES, and verify that MODULE-NAMES
are loaded in memory."
  (run-loadable-kernel-modules-test-base
    (operating-system
      (inherit (simple-operating-system))
      (services (cons (service kernel-module-loader-service-type module-names)
                      (operating-system-user-services
                       (simple-operating-system))))
      (kernel-loadable-modules module-packages))
    module-names))

(define* (run-loadable-kernel-modules-service-test module-packages module-names)
  "Run a test of an OS having MODULE-PACKAGES, which are loaded by creating a
service that extends LINUXL-LOADABLE-MODULE-SERVICE-TYPE. Then verify that
MODULE-NAMES are loaded in memory."
  (run-loadable-kernel-modules-test-base
    (operating-system
      (inherit (simple-operating-system))
      (services (cons* (simple-service 'installing-module
                                       linux-loadable-module-service-type
                                       module-packages)
                       (service kernel-module-loader-service-type module-names)
                       (operating-system-user-services
                        (simple-operating-system)))))
    module-names))

(define %test-loadable-kernel-modules-0
  (system-test
   (name "loadable-kernel-modules-0")
   (description "Tests loadable kernel modules facility of <operating-system>
with no extra modules.")
   (value (run-loadable-kernel-modules-test '() '()))))

(define %test-loadable-kernel-modules-1
  (system-test
   (name "loadable-kernel-modules-1")
   (description "Tests loadable kernel modules facility of <operating-system>
with one extra module.")
   (value (run-loadable-kernel-modules-test
           (list ddcci-driver-linux)
           '("ddcci")))))

(define %test-loadable-kernel-modules-2
  (system-test
   (name "loadable-kernel-modules-2")
   (description "Tests loadable kernel modules facility of <operating-system>
with two extra modules.")
   (value (run-loadable-kernel-modules-test
           (list acpi-call-linux-module
                 (package
                   (inherit ddcci-driver-linux)
                   (arguments
                    `(#:linux #f
                      ,@(strip-keyword-arguments '(#:linux)
                                                 (package-arguments
                                                  ddcci-driver-linux))))))
           '("acpi_call" "ddcci")))))

(define %test-loadable-kernel-modules-service-0
  (system-test
   (name "loadable-kernel-modules-service-0")
   (description "Tests loadable kernel modules extensible service with no
extra modules.")
   (value (run-loadable-kernel-modules-service-test '() '()))))

(define %test-loadable-kernel-modules-service-1
  (system-test
   (name "loadable-kernel-modules-service-1")
   (description "Tests loadable kernel modules extensible service with one
extra module.")
   (value (run-loadable-kernel-modules-service-test
           (list ddcci-driver-linux)
           '("ddcci")))))

(define %test-loadable-kernel-modules-service-2
  (system-test
   (name "loadable-kernel-modules-service-2")
   (description "Tests loadable kernel modules extensible service with two
extra modules.")
   (value (run-loadable-kernel-modules-service-test
           (list acpi-call-linux-module
                 (package
                   (inherit ddcci-driver-linux)
                   (arguments
                    `(#:linux #f
                      ,@(strip-keyword-arguments '(#:linux)
                                                 (package-arguments
                                                  ddcci-driver-linux))))))
           '("acpi_call" "ddcci")))))