265 lines
8.4 KiB
Scheme
265 lines
8.4 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
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;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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;;; Copyright © 2021 Pierre Langlois <pierre.langlois@gmx.com>
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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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(define-module (gnu tests virtualization)
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#:use-module (gnu tests)
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#:use-module (gnu image)
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#:use-module (gnu system)
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#:use-module (gnu system file-systems)
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#:use-module (gnu system image)
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#:use-module (gnu system images hurd)
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#:use-module (gnu system vm)
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#:use-module (gnu services)
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#:use-module (gnu services dbus)
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#:use-module (gnu services networking)
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#:use-module (gnu services virtualization)
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#:use-module (gnu packages virtualization)
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#:use-module (gnu packages ssh)
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#:use-module (guix gexp)
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#:use-module (guix records)
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#:use-module (guix store)
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#:export (%test-libvirt
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%test-childhurd))
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;;;
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;;; Libvirt.
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;;;
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(define %libvirt-os
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(simple-operating-system
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(service dhcp-client-service-type)
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(dbus-service)
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(polkit-service)
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(service libvirt-service-type)))
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(define (run-libvirt-test)
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"Run tests in %LIBVIRT-OS."
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(define os
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(marionette-operating-system
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%libvirt-os
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#:imported-modules '((gnu services herd)
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(guix combinators))))
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(define vm
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(virtual-machine
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(operating-system os)
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(port-forwardings '())))
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(define test
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(with-imported-modules '((gnu build marionette))
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#~(begin
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(use-modules (srfi srfi-11) (srfi srfi-64)
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(gnu build marionette))
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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 #$output)
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(test-begin "libvirt")
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(test-assert "service running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(match (start-service 'libvirtd)
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(#f #f)
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(('service response-parts ...)
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(match (assq-ref response-parts 'running)
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((pid) (number? pid))))))
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marionette))
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(test-eq "fetch version"
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0
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(marionette-eval
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`(begin
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(chdir "/tmp")
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(system* ,(string-append #$libvirt "/bin/virsh")
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"-c" "qemu:///system" "version"))
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marionette))
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(test-eq "connect"
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0
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(marionette-eval
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`(begin
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(chdir "/tmp")
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(system* ,(string-append #$libvirt "/bin/virsh")
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"-c" "qemu:///system" "connect"))
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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 "libvirt-test" test))
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(define %test-libvirt
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(system-test
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(name "libvirt")
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(description "Connect to the running LIBVIRT service.")
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(value (run-libvirt-test))))
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;;;
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;;; GNU/Hurd virtual machines, aka. childhurds.
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;;;
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;; Copy of `hurd-vm-disk-image', using plain disk-image for test
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(define (hurd-vm-disk-image-raw config)
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(let ((os ((@@ (gnu services virtualization) secret-service-operating-system)
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(hurd-vm-configuration-os config)))
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(disk-size (hurd-vm-configuration-disk-size config)))
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(system-image
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(image
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(inherit hurd-disk-image)
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(format 'disk-image)
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(size disk-size)
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(operating-system os)))))
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(define %childhurd-os
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(simple-operating-system
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(service dhcp-client-service-type)
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(service hurd-vm-service-type
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(hurd-vm-configuration
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(image (hurd-vm-disk-image-raw this-record))))))
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(define (run-childhurd-test)
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(define os
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(marionette-operating-system
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%childhurd-os
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#:imported-modules '((gnu services herd)
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(guix combinators))))
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(define vm
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(virtual-machine
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(operating-system os)
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(memory-size (* 1024 3))))
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(define run-uname-over-ssh
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;; Program that runs 'uname' over SSH and prints the result on standard
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;; output.
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(let ()
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(define run
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(with-extensions (list guile-ssh)
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#~(begin
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(use-modules (ssh session)
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(ssh auth)
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(ssh popen)
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(ice-9 match)
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(ice-9 textual-ports))
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(let ((session (make-session #:user "root"
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#:port 10022
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#:host "localhost"
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#:log-verbosity 'rare)))
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(match (connect! session)
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('ok
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(userauth-password! session "")
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(display
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(get-string-all
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(open-remote-input-pipe* session "uname" "-on"))))
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(status
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(error "could not connect to childhurd over SSH"
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session status)))))))
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(program-file "run-uname-over-ssh" run)))
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(define test
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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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(ice-9 match))
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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 "childhurd")
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(test-assert "service running"
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(match (start-service 'childhurd)
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(#f #f)
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(('service response-parts ...)
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(match (assq-ref response-parts 'running)
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((pid) (number? pid))))))
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marionette))
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(test-equal "childhurd SSH server replies"
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"SSH"
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;; Check from within the guest whether its childhurd's SSH
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;; server is reachable. Do that from the guest: port forwarding
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;; to the host won't work because QEMU listens on 127.0.0.1.
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(marionette-eval
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'(begin
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(use-modules (ice-9 match))
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(let loop ((n 60))
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(if (zero? n)
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'all-attempts-failed
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(let ((s (socket PF_INET SOCK_STREAM 0))
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(a (make-socket-address AF_INET
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INADDR_LOOPBACK
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10022)))
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(format #t "connecting to childhurd SSH server...~%")
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(connect s a)
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(match (get-string-n s 3)
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((? eof-object?)
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(close-port s)
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(sleep 1)
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(loop (- n 1)))
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(str
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(close-port s)
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str))))))
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marionette))
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(test-equal "SSH up and running"
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"childhurd GNU\n"
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;; Connect from the guest to the chidhurd over SSH and run the
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;; 'uname' command.
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(marionette-eval
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'(begin
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(use-modules (ice-9 popen))
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(get-string-all
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(open-input-pipe #$run-uname-over-ssh)))
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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 "childhurd-test" test))
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(define %test-childhurd
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(system-test
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(name "childhurd")
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(description
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"Connect to the GNU/Hurd virtual machine service, aka. a childhurd, making
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sure that the childhurd boots and runs its SSH server.")
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(value (run-childhurd-test))))
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