guix/gnu/tests/docker.scm
Bruno Victal ffc5d42fc2
services: dbus: Deprecate 'polkit-service' procedure.
* doc/guix.texi (Desktop Services): Replace 'polkit-service' with 'polkit-service-type'.
* gnu/services/dbus.scm (polkit-service): Deprecate procedure.
* gnu/tests/docker.scm (%docker-os): Use polkit-service-type.
* gnu/tests/virtualization.scm (%libvirt-os): Ditto.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
2023-03-03 17:55:34 +01:00

311 lines
12 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 © 2019 Danny Milosavljevic <dannym@scratchpost.org>
;;; Copyright © 2019-2022 Ludovic Courtès <ludo@gnu.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 docker)
#:use-module (gnu image)
#:use-module (gnu tests)
#:use-module (gnu system)
#:use-module (gnu system file-systems)
#:use-module (gnu system image)
#:use-module (gnu system vm)
#:use-module (gnu services)
#:use-module (gnu services dbus)
#:use-module (gnu services networking)
#:use-module (gnu services docker)
#:use-module (gnu services desktop)
#:use-module ((gnu packages base) #:select (glibc))
#:use-module (gnu packages guile)
#:use-module (gnu packages docker)
#:use-module (guix gexp)
#:use-module (guix grafts)
#:use-module (guix monads)
#:use-module (guix packages)
#:use-module (guix profiles)
#:use-module ((guix scripts pack) #:prefix pack:)
#:use-module (guix store)
#:use-module (guix tests)
#:use-module (guix build-system trivial)
#:use-module ((guix licenses) #:prefix license:)
#:export (%test-docker
%test-docker-system))
(define %docker-os
(simple-operating-system
(service dhcp-client-service-type)
(dbus-service)
(service polkit-service-type)
(service elogind-service-type)
(service docker-service-type)))
(define (run-docker-test docker-tarball)
"Load DOCKER-TARBALL as Docker image and run it in a Docker container,
inside %DOCKER-OS."
(define os
(marionette-operating-system
(operating-system-with-gc-roots
%docker-os
(list docker-tarball))
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(volatile? #f)
(memory-size 1024)
(disk-image-size (* 3000 (expt 2 20)))
(port-forwardings '())))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-11) (srfi srfi-64)
(gnu build marionette))
(define marionette
;; Relax timeout to accommodate older systems.
(make-marionette (list #$vm) #:timeout 60))
(test-runner-current (system-test-runner #$output))
(test-begin "docker")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(match (start-service 'dockerd)
(#f #f)
(('service response-parts ...)
(match (assq-ref response-parts 'running)
((pid) (number? pid))))))
marionette))
(test-eq "fetch version"
0
(marionette-eval
`(begin
(system* ,(string-append #$docker-cli "/bin/docker")
"version"))
marionette))
(test-equal "Load docker image and run it"
'("hello world" "hi!" "JSON!" #o1777)
(marionette-eval
`(begin
(define slurp
(lambda args
(let* ((port (apply open-pipe* OPEN_READ args))
(output (read-line port))
(status (close-pipe port)))
output)))
(let* ((raw-line (slurp ,(string-append #$docker-cli
"/bin/docker")
"load" "-i"
,#$docker-tarball))
(repository&tag (string-drop raw-line
(string-length
"Loaded image: ")))
(response1 (slurp
,(string-append #$docker-cli "/bin/docker")
"run" "--entrypoint" "bin/Guile"
repository&tag
"/aa.scm"))
(response2 (slurp ;default entry point
,(string-append #$docker-cli "/bin/docker")
"run" repository&tag
"-c" "(display \"hi!\")"))
;; Check whether (json) is in $GUILE_LOAD_PATH.
(response3 (slurp ;default entry point + environment
,(string-append #$docker-cli "/bin/docker")
"run" repository&tag
"-c" "(use-modules (json))
(display (json-string->scm (scm->json-string \"JSON!\")))"))
;; Check whether /tmp exists.
(response4 (slurp
,(string-append #$docker-cli "/bin/docker")
"run" repository&tag "-c"
"(display (stat:perms (lstat \"/tmp\")))")))
(list response1 response2 response3
(string->number response4))))
marionette))
(test-end))))
(gexp->derivation "docker-test" test))
(define (build-tarball&run-docker-test)
(mlet* %store-monad
((_ (set-grafting #f))
(guile (set-guile-for-build (default-guile)))
(guest-script-package ->
(package
(name "guest-script")
(version "0")
(source #f)
(build-system trivial-build-system)
(arguments `(#:guile ,guile-3.0
#:builder
(let ((out (assoc-ref %outputs "out")))
(mkdir out)
(call-with-output-file (string-append out "/a.scm")
(lambda (port)
(display "(display \"hello world\n\")" port)))
#t)))
(synopsis "Display hello world using Guile")
(description "This package displays the text \"hello world\" on the
standard output device and then enters a new line.")
(home-page #f)
(license license:public-domain)))
(profile (profile-derivation (packages->manifest
(list guile-3.0 guile-json-3
guest-script-package))
#:hooks '()
#:locales? #f))
(tarball (pack:docker-image
"docker-pack" profile
#:symlinks '(("/bin/Guile" -> "bin/guile")
("aa.scm" -> "a.scm"))
#:entry-point "bin/guile"
#:localstatedir? #t)))
(run-docker-test tarball)))
(define %test-docker
(system-test
(name "docker")
(description "Test Docker container of Guix.")
(value (build-tarball&run-docker-test))))
(define (run-docker-system-test tarball)
"Load DOCKER-TARBALL as Docker image and run it in a Docker container,
inside %DOCKER-OS."
(define os
(marionette-operating-system
(operating-system-with-gc-roots
%docker-os
(list tarball))
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(volatile? #f)
(disk-image-size (* 5500 (expt 2 20)))
(memory-size 2048)
(port-forwardings '())))
(define test
(with-imported-modules '((gnu build marionette)
(guix build utils))
#~(begin
(use-modules (srfi srfi-11) (srfi srfi-64)
(gnu build marionette)
(guix build utils))
(define marionette
;; Relax timeout to accommodate older systems.
(make-marionette (list #$vm) #:timeout 60))
(test-runner-current (system-test-runner #$output))
(test-begin "docker")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(match (start-service 'dockerd)
(#f #f)
(('service response-parts ...)
(match (assq-ref response-parts 'running)
((pid) (number? pid))))))
marionette))
(test-assert "load system image and run it"
(marionette-eval
`(begin
(define (slurp command . args)
;; Return the output from COMMAND.
(let* ((port (apply open-pipe* OPEN_READ command args))
(output (read-line port))
(status (close-pipe port)))
output))
(define (docker-cli command . args)
;; Run the given Docker COMMAND.
(apply invoke #$(file-append docker-cli "/bin/docker")
command args))
(define (wait-for-container-file container file)
;; Wait for FILE to show up in CONTAINER.
(docker-cli "exec" container
#$(file-append guile-3.0 "/bin/guile")
"-c"
(object->string
`(let loop ((n 15))
(when (zero? n)
(error "file didn't show up" ,file))
(unless (file-exists? ,file)
(sleep 1)
(loop (- n 1)))))))
(let* ((line (slurp #$(file-append docker-cli "/bin/docker")
"load" "-i" #$tarball))
(repository&tag (string-drop line
(string-length
"Loaded image: ")))
(container (slurp
#$(file-append docker-cli "/bin/docker")
"create" repository&tag)))
(docker-cli "start" container)
;; Wait for shepherd to be ready.
(wait-for-container-file container
"/var/run/shepherd/socket")
(docker-cli "exec" container
"/run/current-system/profile/bin/herd"
"status")
(slurp #$(file-append docker-cli "/bin/docker")
"exec" container
"/run/current-system/profile/bin/herd"
"status" "guix-daemon")))
marionette))
(test-end))))
(gexp->derivation "docker-system-test" test))
(define %test-docker-system
(system-test
(name "docker-system")
(description "Run a system image as produced by @command{guix system
docker-image} inside Docker.")
(value (with-monad %store-monad
(>>= (lower-object
(system-image (os->image
(operating-system
(inherit (simple-operating-system))
;; Use locales for a single libc to
;; reduce space requirements.
(locale-libcs (list glibc)))
#:type docker-image-type)))
run-docker-system-test)))))