guix-kreyren/gnu/tests/base.scm
Maxim Cournoyer 42fee6d0f1
build: marionette: Add support for Tesseract OCR.
* gnu/build/marionette.scm (invoke-ocrad-ocr): New procedure.
(invoke-tesseract-ocr): Likewise.
(marionette-screen-text): Rename the #:ocrad argument to #:ocr.  Dispatch the
matching OCR invocation procedure.
(wait-for-screen-text): Rename the #:ocrad argument to #:ocr.
* gnu/tests/base.scm (run-basic-test): Adjust accordingly.
* gnu/tests/install.scm (enter-luks-passphrase): Likewise.
(enter-luks-passphrase-for-home): Likewise.
2022-08-28 22:10:20 -04:00

1060 lines
41 KiB
Scheme
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016, 2017, 2018, 2019, 2020, 2022 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2018 Clément Lassieur <clement@lassieur.org>
;;;
;;; 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 base)
#:use-module (gnu tests)
#:use-module (gnu image)
#:use-module (gnu system)
#:autoload (gnu system image) (system-image)
#:use-module (gnu system shadow)
#:use-module (gnu system nss)
#:use-module (gnu system vm)
#:use-module (gnu services)
#:use-module (gnu services base)
#:use-module (gnu services dbus)
#:use-module (gnu services avahi)
#:use-module (gnu services mcron)
#:use-module (gnu services shepherd)
#:use-module (gnu services networking)
#:use-module (gnu packages base)
#:use-module (gnu packages bash)
#:use-module (gnu packages imagemagick)
#:use-module (gnu packages linux)
#:use-module (gnu packages ocr)
#:use-module (gnu packages package-management)
#:use-module (gnu packages tmux)
#:use-module (gnu packages virtualization)
#:use-module (guix gexp)
#:use-module (guix store)
#:use-module (guix monads)
#:use-module (guix modules)
#:use-module (guix packages)
#:use-module ((srfi srfi-1) #:hide (partition))
#:use-module (ice-9 match)
#:export (run-basic-test
%test-basic-os
%test-halt
%test-root-unmount
%test-cleanup
%test-mcron
%test-nss-mdns))
(define %simple-os
(simple-operating-system))
(define* (run-basic-test os command #:optional (name "basic")
#:key
initialization
root-password
desktop?)
"Return a derivation called NAME that tests basic features of the OS started
using COMMAND, a gexp that evaluates to a list of strings. Compare some
properties of running system to what's declared in OS, an <operating-system>.
When INITIALIZATION is true, it must be a one-argument procedure that is
passed a gexp denoting the marionette, and it must return gexp that is
inserted before the first test. This is used to introduce an extra
initialization step, such as entering a LUKS passphrase.
When ROOT-PASSWORD is true, enter it as the root password when logging in.
Otherwise assume that there is no password for root."
(define special-files
(service-value
(fold-services (operating-system-services os)
#:target-type special-files-service-type)))
(define guix&co
(match (package-transitive-propagated-inputs guix)
(((labels packages) ...)
(cons guix packages))))
(define test
(with-imported-modules '((gnu build marionette)
(guix build syscalls))
#~(begin
(use-modules (gnu build marionette)
(guix build syscalls)
(srfi srfi-1)
(srfi srfi-19)
(srfi srfi-26)
(srfi srfi-64)
(ice-9 match))
(define marionette
(make-marionette #$command))
(test-runner-current (system-test-runner #$output))
(test-begin "basic")
#$(and initialization
(initialization #~marionette))
(test-assert "uname"
(match (marionette-eval '(uname) marionette)
(#("Linux" host-name version _ architecture)
(and (string=? host-name
#$(operating-system-host-name os))
(string-prefix? #$(package-version
(operating-system-kernel os))
version)
(string-prefix? architecture %host-type)))))
;; Shepherd reads the config file *before* binding its control
;; socket, so /var/run/shepherd/socket might not exist yet when the
;; 'marionette' service is started.
(test-assert "shepherd socket ready"
(marionette-eval
`(begin
(use-modules (gnu services herd))
(let loop ((i 10))
(cond ((file-exists? (%shepherd-socket-file))
#t)
((> i 0)
(sleep 1)
(loop (- i 1)))
(else
#f))))
marionette))
(test-eq "stdin is /dev/null"
'eof
;; Make sure services can no longer read from stdin once the
;; system has booted.
(marionette-eval
`(begin
(use-modules (gnu services herd))
(start 'user-processes)
((@@ (gnu services herd) eval-there)
'(let ((result (read (current-input-port))))
(if (eof-object? result)
'eof
result))))
marionette))
(test-assert "shell and user commands"
;; Is everything in $PATH?
(zero? (marionette-eval '(system "
. /etc/profile
set -e -x
guix --version
ls --version
grep --version
info --version")
marionette)))
(test-equal "special files"
'#$special-files
(marionette-eval
'(begin
(use-modules (ice-9 match))
(map (match-lambda
((file target)
(list file (readlink file))))
'#$special-files))
marionette))
(test-assert "accounts"
(let ((users (marionette-eval '(begin
(use-modules (ice-9 match))
(let loop ((result '()))
(match (getpw)
(#f (reverse result))
(x (loop (cons x result))))))
marionette)))
(lset= equal?
(map (lambda (user)
(list (passwd:name user)
(passwd:dir user)))
users)
(list
#$@(map (lambda (account)
`(list ,(user-account-name account)
,(user-account-home-directory account)))
(operating-system-user-accounts os))))))
(test-assert "shepherd services"
(let ((services (marionette-eval
'(begin
(use-modules (gnu services herd))
(map (compose car live-service-provision)
(current-services)))
marionette)))
(lset= eq?
(pk 'services services)
'(root #$@(operating-system-shepherd-service-names os)))))
(test-equal "libc honors /etc/localtime"
-7200 ;CEST = GMT+2
;; Assume OS is configured to have a CEST timezone.
(let* ((sept-2021 (time-second
(date->time-utc
(make-date 0 0 00 12 01 09 2021 7200)))))
(marionette-eval
`(tm:gmtoff (localtime ,sept-2021))
marionette)))
(test-equal "/var/log/messages is not world-readable"
#o640 ;<https://bugs.gnu.org/40405>
(begin
(wait-for-file "/var/log/messages" marionette
#:read 'get-u8)
(marionette-eval '(stat:perms (lstat "/var/log/messages"))
marionette)))
(test-assert "homes"
(let ((homes
'#$(map user-account-home-directory
(filter user-account-create-home-directory?
(operating-system-user-accounts os)))))
(marionette-eval
`(begin
(use-modules (gnu services herd) (srfi srfi-1))
;; Home directories are supposed to exist once 'user-homes'
;; has been started.
(start-service 'user-homes)
(every (lambda (home)
(and (file-exists? home)
(file-is-directory? home)))
',homes))
marionette)))
(test-assert "skeletons in home directories"
(let ((users+homes
'#$(filter-map (lambda (account)
(and (user-account-create-home-directory?
account)
(not (user-account-system? account))
(list (user-account-name account)
(user-account-home-directory
account))))
(operating-system-user-accounts os))))
(marionette-eval
`(begin
(use-modules (guix build utils) (srfi srfi-1)
(ice-9 ftw) (ice-9 match))
(every (match-lambda
((user home)
;; Make sure HOME has all the skeletons...
(and (null? (lset-difference string=?
(scandir "/etc/skel/")
(scandir home)))
;; ... and that everything is user-owned.
(let* ((pw (getpwnam user))
(uid (passwd:uid pw))
(gid (passwd:gid pw))
(st (lstat home)))
(define (user-owned? file)
(= uid (stat:uid (lstat file))))
(and (= uid (stat:uid st))
(eq? 'directory (stat:type st))
(every user-owned?
(find-files home
#:directories? #t)))))))
',users+homes))
marionette)))
(test-equal "permissions on /root"
#o700
(let ((root-home #$(any (lambda (account)
(and (zero? (user-account-uid account))
(user-account-home-directory
account)))
(operating-system-user-accounts os))))
(stat:perms (marionette-eval `(stat ,root-home) marionette))))
(test-equal "ownership and permissions of /var/empty"
'(0 0 #o555)
(let ((st (marionette-eval `(stat "/var/empty") marionette)))
(list (stat:uid st) (stat:gid st)
(stat:perms st))))
(test-equal "no extra home directories"
'()
;; Make sure the home directories that are not supposed to be
;; created are indeed not created.
(let ((nonexistent
'#$(filter-map (lambda (user)
(and (not
(user-account-create-home-directory?
user))
(user-account-home-directory user)))
(operating-system-user-accounts os))))
(marionette-eval
`(begin
(use-modules (srfi srfi-1))
;; Note: Do not flag "/var/empty".
(filter file-exists?
',(remove (cut string-prefix? "/var/" <>)
nonexistent)))
marionette)))
(test-equal "login on tty1"
"root\n"
(begin
;; XXX: On desktop, GDM3 will switch to TTY7. If this happens
;; after we switched to TTY1, we won't be able to login. Make
;; sure to wait long enough before switching to TTY1.
(when #$desktop?
(sleep 30))
(marionette-control "sendkey ctrl-alt-f1" marionette)
;; Wait for the 'term-tty1' service to be running (using
;; 'start-service' is the simplest and most reliable way to do
;; that.)
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'term-tty1))
marionette)
;; Now we can type.
(let ((password #$root-password))
(if password
(begin
(marionette-type "root\n" marionette)
(wait-for-screen-text marionette
(lambda (text)
(string-contains text "Password"))
#:ocr
#$(file-append ocrad "/bin/ocrad"))
(marionette-type (string-append password "\n\n")
marionette))
(marionette-type "root\n\n" marionette)))
(marionette-type "id -un > logged-in\n" marionette)
;; It can take a while before the shell commands are executed.
(marionette-eval '(use-modules (rnrs io ports)) marionette)
(wait-for-file "/root/logged-in" marionette
#:read 'get-string-all
#:timeout 30)))
(test-equal "getlogin on tty1"
"\"root\""
(begin
;; Assume we logged in in the previous test and type.
(marionette-type "guile -c '(write (getlogin))' > /root/login-id.tmp\n"
marionette)
(marionette-type "mv /root/login-id{.tmp,}\n"
marionette)
;; It can take a while before the shell commands are executed.
(marionette-eval '(use-modules (rnrs io ports)) marionette)
(wait-for-file "/root/login-id" marionette
#:read 'get-string-all
#:timeout 30)))
;; There should be one utmpx entry for the user logged in on tty1.
(test-equal "utmpx entry"
'(("root" "tty1" #f))
(marionette-eval
'(begin
(use-modules (guix build syscalls)
(srfi srfi-1))
(filter-map (lambda (entry)
(and (equal? (login-type USER_PROCESS)
(utmpx-login-type entry))
(list (utmpx-user entry) (utmpx-line entry)
(utmpx-host entry))))
(utmpx-entries)))
marionette))
;; Likewise for /var/log/wtmp (used by 'last').
(test-assert "wtmp entry"
(match (marionette-eval
'(begin
(use-modules (guix build syscalls)
(srfi srfi-1))
(define (entry->list entry)
(list (utmpx-user entry) (utmpx-line entry)
(utmpx-host entry) (utmpx-login-type entry)))
(call-with-input-file "/var/log/wtmp"
(lambda (port)
(let loop ((result '()))
(if (eof-object? (peek-char port))
(map entry->list (reverse result))
(loop (cons (read-utmpx port) result)))))))
marionette)
(((users lines hosts types) ..1)
(every (lambda (type)
(eqv? type (login-type LOGIN_PROCESS)))
types))))
(test-assert "host name resolution"
(match (marionette-eval
'(begin
;; Wait for nscd or our requests go through it.
(use-modules (gnu services herd))
(start-service 'nscd)
(list (getaddrinfo "localhost")
(getaddrinfo #$(operating-system-host-name os))))
marionette)
((((? vector?) ..1) ((? vector?) ..1))
#t)
(x
(pk 'failure x #f))))
(test-equal "nscd invalidate action"
'(#t) ;one value, #t
(marionette-eval '(with-shepherd-action 'nscd ('invalidate "hosts")
result
result)
marionette))
;; FIXME: The 'invalidate' action can't reliably obtain the exit
;; code of 'nscd' so skip this test.
(test-skip 1)
(test-equal "nscd invalidate action, wrong table"
'(#f) ;one value, #f
(marionette-eval '(with-shepherd-action 'nscd ('invalidate "xyz")
result
result)
marionette))
(test-equal "host not found"
#f
(marionette-eval
'(false-if-exception (getaddrinfo "does-not-exist"))
marionette))
(test-equal "locale"
"en_US.utf8"
(marionette-eval '(let ((before (setlocale LC_ALL "en_US.utf8")))
(setlocale LC_ALL before))
marionette))
(test-eq "/run/current-system is a GC root"
'success!
(marionette-eval '(begin
;; Make sure the (guix …) modules are found.
(eval-when (expand load eval)
(set! %load-path
(append (map (lambda (package)
(string-append package
"/share/guile/site/"
(effective-version)))
'#$guix&co)
%load-path)))
(use-modules (srfi srfi-34) (guix store))
(let ((system (readlink "/run/current-system")))
(guard (c ((store-protocol-error? c)
(and (file-exists? system)
'success!)))
(with-store store
(delete-paths store (list system))
#f))))
marionette))
;; This symlink is currently unused, but better have it point to the
;; right place. See
;; <https://lists.gnu.org/archive/html/guix-devel/2016-08/msg01641.html>.
(test-equal "/var/guix/gcroots/profiles is a valid symlink"
"/var/guix/profiles"
(marionette-eval '(readlink "/var/guix/gcroots/profiles")
marionette))
(test-equal "guix-daemon set-http-proxy action"
'(#t) ;one value, #t
(marionette-eval '(with-shepherd-action 'guix-daemon
('set-http-proxy "http://localhost:8118")
result
result)
marionette))
(test-equal "guix-daemon set-http-proxy action, clear"
'(#t) ;one value, #t
(marionette-eval '(with-shepherd-action 'guix-daemon
('set-http-proxy)
result
result)
marionette))
(test-assert "screendump"
(begin
(let ((capture
(string-append #$output "/tty1.ppm")))
(marionette-control
(string-append "screendump " capture) marionette)
(file-exists? capture))))
(test-assert "screen text"
(let ((text (marionette-screen-text marionette
#:ocr
#$(file-append ocrad
"/bin/ocrad"))))
;; Check whether the welcome message and shell prompt are
;; displayed. Note: OCR confuses "y" and "V" for instance, so
;; we cannot reliably match the whole text.
(and (string-contains text "This is the GNU")
(string-contains text
(string-append
"root@"
#$(operating-system-host-name os))))))
(test-end))))
(gexp->derivation name test))
(define %test-basic-os
(system-test
(name "basic")
(description
"Instrument %SIMPLE-OS, run it in a VM, and run a series of basic
functionality tests.")
(value
(let* ((os (marionette-operating-system
%simple-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(vm (virtual-machine os)))
;; XXX: Add call to 'virtualized-operating-system' to get the exact same
;; set of services as the OS produced by
;; 'system-qemu-image/shared-store-script'.
(run-basic-test (virtualized-operating-system os '())
#~(list #$vm))))))
;;;
;;; Halt.
;;;
(define (run-halt-test vm)
;; As reported in <http://bugs.gnu.org/26931>, running tmux would previously
;; lead the 'stop' method of 'user-processes' to an infinite loop, with the
;; tmux server process as a zombie that remains in the list of processes.
;; This test reproduces this scenario.
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (gnu build marionette))
(define marionette
(make-marionette '(#$vm)))
(define ocrad
#$(file-append ocrad "/bin/ocrad"))
;; Wait for tty1 and log in.
(marionette-eval '(begin
(use-modules (gnu services herd))
(start-service 'term-tty1))
marionette)
(marionette-type "root\n" marionette)
;; Start tmux and wait for it to be ready.
(marionette-type "tmux new-session 'echo 1 > /ready; bash'\n"
marionette)
(wait-for-file "/ready" marionette)
;; Make sure to stop the test after a while.
(sigaction SIGALRM (lambda _
(format (current-error-port)
"FAIL: Time is up, but VM still running.\n")
(primitive-exit 1)))
(alarm 10)
;; Get debugging info.
(marionette-eval '(current-output-port
(open-file "/dev/console" "w0"))
marionette)
(marionette-eval '(system* #$(file-append procps "/bin/ps")
"-eo" "pid,ppid,stat,comm")
marionette)
;; See if 'halt' actually works.
(marionette-eval '(system* "/run/current-system/profile/sbin/halt")
marionette)
;; If we reach this line, that means the VM was properly stopped in
;; a timely fashion.
(alarm 0)
(call-with-output-file #$output
(lambda (port)
(display "success!" port))))))
(gexp->derivation "halt" test))
(define %test-halt
(system-test
(name "halt")
(description
"Use the 'halt' command and make sure it succeeds and does not get stuck
in a loop. See <http://bugs.gnu.org/26931>.")
(value
(let ((os (marionette-operating-system
(operating-system
(inherit %simple-os)
(packages (cons tmux %base-packages)))
#:imported-modules '((gnu services herd)
(guix combinators)))))
(run-halt-test (virtual-machine os))))))
;;;
;;; Root cleanly unmounted.
;;;
(define (run-root-unmount-test os)
(define test-image
(image (operating-system os)
(format 'compressed-qcow2)
(volatile-root? #f)
(shared-store? #f)
(partition-table-type 'mbr)
(partitions
(list (partition
(size 'guess)
(offset (* 512 2048)) ;leave room for GRUB
(flags '(boot))
(label "root-under-test")))))) ;max 16 characters!
(define observer-os
(marionette-operating-system
%simple-os
#:imported-modules
(source-module-closure '((guix build syscalls)
(gnu build file-systems)))))
(define test
(with-imported-modules (source-module-closure
'((gnu build marionette)
(guix build utils)))
#~(begin
(use-modules (gnu build marionette)
(guix build utils)
(srfi srfi-64)
(ice-9 ftw))
(define image
"/tmp/writable-image.qcow2")
(define (test-system-marionette)
;; Return a marionette on a system where we'll run 'halt'.
(invoke #$(file-append qemu-minimal "/bin/qemu-img")
"create" "-f" "qcow2" image "3G"
"-b" #$(system-image test-image) "-F" "qcow2")
(make-marionette
`(,(string-append #$qemu-minimal "/bin/" (qemu-command))
,@(if (file-exists? "/dev/kvm")
'("-enable-kvm")
'())
"-no-reboot"
"-m" "1024" ;memory size, in MiB
"-drive" ,(format #f "file=~a,if=virtio" image))))
(define witness-size
;; Size of the /witness file.
(* 20 (expt 2 20)))
(test-runner-current (system-test-runner #$output))
(test-begin "root-unmount")
(let ((marionette (test-system-marionette)))
(test-assert "file created"
(marionette-eval `(begin
(use-modules (guix build utils))
(call-with-output-file "/witness"
(lambda (port)
(call-with-input-file "/dev/random"
(lambda (input)
(dump-port input port
,witness-size))))))
marionette))
;; Halt the system.
(marionette-eval '(system* "/run/current-system/profile/sbin/halt")
marionette))
;; Remove the sockets used by the marionette above to avoid
;; EADDRINUSE.
(for-each delete-file
(find-files "/tmp" (lambda (file stat)
(eq? (stat:type stat) 'socket))))
;; Now boot another system and check whether the root file system of
;; the first one was cleanly unmounted.
(let ((observer
(make-marionette (list #$(virtual-machine observer-os)
"-drive"
(format #f "file=~a,if=virtio" image)))))
(test-assert "partitions"
(marionette-eval '(begin
(use-modules (gnu build file-systems))
(disk-partitions))
observer))
(test-assert "partition found"
(marionette-eval '(find-partition-by-label "root-under-test")
observer))
(test-assert "root file system is clean"
(marionette-eval '(cleanly-unmounted-ext2?
(find-partition-by-label "root-under-test"))
observer))
(test-equal "root file system contains /witness"
witness-size
(let ((files (marionette-eval
'(begin
(use-modules (guix build syscalls)
(ice-9 ftw))
(mount (find-partition-by-label "root-under-test")
"/mnt" "ext4" MS_RDONLY)
(scandir "/mnt"))
observer)))
(if (member "witness" files)
(marionette-eval '(stat:size (stat "/mnt/witness"))
observer)
files))))
(test-end))))
(gexp->derivation "root-unmount" test))
(define %test-root-unmount
(system-test
(name "root-unmount")
(description
"Make sure the root file system is cleanly unmounted when the system is
halted.")
(value
(let ((os (marionette-operating-system %simple-os)))
(run-root-unmount-test os)))))
;;;
;;; Cleanup of /tmp, /var/run, etc.
;;;
(define %cleanup-os
(simple-operating-system
(simple-service 'dirty-things
boot-service-type
(let ((script (plain-file
"create-utf8-file.sh"
(string-append
"echo $0: dirtying /tmp...\n"
"set -e; set -x\n"
"touch /witness\n"
"exec touch /tmp/λαμβδα"))))
(with-imported-modules '((guix build utils))
#~(begin
(setenv "PATH"
#$(file-append coreutils "/bin"))
(invoke #$(file-append bash "/bin/sh")
#$script)))))))
(define (run-cleanup-test name)
(define os
(marionette-operating-system %cleanup-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 "cleanup")
(test-assert "dirty service worked"
(marionette-eval '(file-exists? "/witness") marionette))
(test-equal "/tmp cleaned up"
'("." "..")
(marionette-eval '(begin
(use-modules (ice-9 ftw))
(scandir "/tmp"))
marionette))
(test-end))))
(gexp->derivation "cleanup" test))
(define %test-cleanup
;; See <https://bugs.gnu.org/26353>.
(system-test
(name "cleanup")
(description "Make sure the 'cleanup' service can remove files with
non-ASCII names from /tmp.")
(value (run-cleanup-test name))))
;;;
;;; 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
;; $PATH is sane.
(test-equal "root's job with command"
""
(wait-for-file "/root/witness-touch" marionette
#:read '(@ (ice-9 rdelim) read-string)))
;; Make sure the 'schedule' action is accepted.
(test-equal "schedule action"
'(#t) ;one value, #t
(marionette-eval '(with-shepherd-action 'mcron ('schedule) result
result)
marionette))
(test-end))))
(gexp->derivation name test))
(define %test-mcron
(system-test
(name "mcron")
(description "Make sure the mcron service works as advertised.")
(value (run-mcron-test name))))
;;;
;;; Avahi and NSS-mDNS.
;;;
(define %avahi-os
(operating-system
(inherit %simple-os)
(name-service-switch %mdns-host-lookup-nss)
(services (cons* (service avahi-service-type
(avahi-configuration (debug? #t)))
(dbus-service)
(service dhcp-client-service-type) ;needed for multicast
;; Enable heavyweight debugging output.
(modify-services (operating-system-user-services
%simple-os)
(nscd-service-type config
=> (nscd-configuration
(inherit config)
(debug-level 3)
(log-file "/dev/console")))
(syslog-service-type config
=>
(syslog-configuration
(inherit config)
(config-file
(plain-file
"syslog.conf"
"*.* /dev/console\n")))))))))
(define (run-nss-mdns-test)
;; Test resolution of '.local' names via libc. Start the marionette service
;; *after* nscd. Failing to do that, libc will try to connect to nscd,
;; fail, then never try again (see '__nss_not_use_nscd_hosts' in libc),
;; leading to '.local' resolution failures.
(define os
(marionette-operating-system
%avahi-os
#:requirements '(nscd)
#:imported-modules '((gnu services herd)
(guix combinators))))
(define mdns-host-name
(string-append (operating-system-host-name os)
".local"))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (gnu build marionette)
(srfi srfi-1)
(srfi srfi-64)
(ice-9 match))
(define marionette
(make-marionette (list #$(virtual-machine os))))
(mkdir #$output)
(chdir #$output)
(test-runner-current (system-test-runner))
(test-begin "avahi")
(test-assert "nscd PID file is created"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'nscd))
marionette))
(test-assert "nscd is listening on its socket"
(marionette-eval
;; XXX: Work around a race condition in nscd: nscd creates its
;; PID file before it is listening on its socket.
'(let ((sock (socket PF_UNIX SOCK_STREAM 0)))
(let try ()
(catch 'system-error
(lambda ()
(connect sock AF_UNIX "/var/run/nscd/socket")
(close-port sock)
(format #t "nscd is ready~%")
#t)
(lambda args
(format #t "waiting for nscd...~%")
(usleep 500000)
(try)))))
marionette))
(test-assert "avahi is running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'avahi-daemon))
marionette))
(test-assert "network is up"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(start-service 'networking))
marionette))
(test-equal "avahi-resolve-host-name"
0
(marionette-eval
'(system*
"/run/current-system/profile/bin/avahi-resolve-host-name"
"-v" #$mdns-host-name)
marionette))
(test-equal "avahi-browse"
0
(marionette-eval
'(system* "/run/current-system/profile/bin/avahi-browse" "-avt")
marionette))
(test-assert "getaddrinfo .local"
;; Wait for the 'avahi-daemon' service and perform a resolution.
(match (marionette-eval
'(getaddrinfo #$mdns-host-name)
marionette)
(((? vector? addrinfos) ..1)
(pk 'getaddrinfo addrinfos)
(and (any (lambda (ai)
(= AF_INET (addrinfo:fam ai)))
addrinfos)
(any (lambda (ai)
(= AF_INET6 (addrinfo:fam ai)))
addrinfos)))))
(test-assert "gethostbyname .local"
(match (pk 'gethostbyname
(marionette-eval '(gethostbyname #$mdns-host-name)
marionette))
((? vector? result)
(and (string=? (hostent:name result) #$mdns-host-name)
(= (hostent:addrtype result) AF_INET)))))
(test-end))))
(gexp->derivation "nss-mdns" test))
(define %test-nss-mdns
(system-test
(name "nss-mdns")
(description
"Test Avahi's multicast-DNS implementation, and in particular, test its
glibc name service switch (NSS) module.")
(value (run-nss-mdns-test))))