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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016-2020, 2022, 2024 Ludovic Courtès <[email protected]>
;;; Copyright © 2018 Clément Lassieur <[email protected]>
;;;
;;; 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 mcron)
#:use-module (gnu tests)
#:use-module (gnu system)
#:use-module (gnu system vm)
#:use-module (gnu services)
#:use-module (gnu services mcron)
#:use-module (guix gexp)
#:use-module (guix store)
#:use-module (guix monads)
#:export (%test-mcron))
;;;
;;; Mcron.
;;;
(define %mcron-os
;; System with an mcron service, with one mcron job for "root" and one mcron
;; job for an unprivileged user.
(let ((job1 #~(job '(next-second '(0 5 10 15 20 25 30 35 40 45 50 55))
(lambda ()
(unless (file-exists? "witness")
(call-with-output-file "witness"
(lambda (port)
(display (list (getuid) (getgid)) port)))))))
(job2 #~(job next-second-from
(lambda ()
(call-with-output-file "witness"
(lambda (port)
(display (list (getuid) (getgid)) port))))
#:user "alice"))
(job3 #~(job next-second-from ;to test $PATH
"touch witness-touch")))
(simple-operating-system
(service mcron-service-type
(mcron-configuration (jobs (list job1 job2 job3)))))))
(define (run-mcron-test name)
(define os
(marionette-operating-system
%mcron-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (gnu build marionette)
(srfi srfi-64)
(ice-9 match))
(define marionette
(make-marionette (list #$(virtual-machine os))))
(test-runner-current (system-test-runner #$output))
(test-begin "mcron")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'mcron))
marionette))
;; Make sure root's mcron job runs, has its cwd set to "/root", and
;; runs with the right UID/GID.
(test-equal "root's job"
'(0 0)
(wait-for-file "/root/witness" marionette))
;; Likewise for Alice's job. We cannot know what its GID is since
;; it's chosen by 'groupadd', but it's strictly positive.
(test-assert "alice's job"
(match (wait-for-file "/home/alice/witness" marionette)
((1000 gid)
(>= gid 100))))
;; Last, the job that uses a command; allows us to test whether
;; $PATH is sane.
(test-equal "root's job with command"
""
(wait-for-file "/root/witness-touch" marionette
#:read '(@ (ice-9 rdelim) read-string)))
;; Make sure the 'schedule' action is accepted.
(test-equal "schedule action"
'(#t) ;one value, #t
(marionette-eval '(with-shepherd-action 'mcron ('schedule) result
result)
marionette))
(test-end))))
(gexp->derivation name test))
(define %test-mcron
(system-test
(name "mcron")
(description "Make sure the mcron service works as advertised.")
(value (run-mcron-test name))))
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