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guix/gnu/tests/virtualization.scm

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Christopher Baines <mail@cbaines.net>
;;; Copyright © 2020-2022 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
;;; Copyright © 2021 Pierre Langlois <pierre.langlois@gmx.com>
;;; Copyright © 2022 Marius Bakke <marius@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 virtualization)
#:use-module (gnu tests)
#:use-module (gnu image)
#:use-module (gnu system)
#:use-module (gnu system file-systems)
#:use-module (gnu system image)
#:use-module (gnu system images hurd)
#:use-module (gnu system vm)
#:use-module (gnu services)
#:use-module (gnu services dbus)
#:use-module (gnu services networking)
#:use-module (gnu services virtualization)
#:use-module (gnu packages ssh)
#:use-module (gnu packages virtualization)
#:use-module (guix gexp)
#:use-module (guix records)
#:use-module (guix store)
#:export (%test-libvirt
%test-qemu-guest-agent
%test-childhurd))
;;;
;;; Libvirt.
;;;
(define %libvirt-os
(simple-operating-system
(service dhcp-client-service-type)
(dbus-service)
(polkit-service)
(service libvirt-service-type)))
(define (run-libvirt-test)
"Run tests in %LIBVIRT-OS."
(define os
(marionette-operating-system
%libvirt-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(port-forwardings '())))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (srfi srfi-11) (srfi srfi-64)
(gnu build marionette))
(define marionette
(make-marionette (list #$vm)))
(test-runner-current (system-test-runner #$output))
(test-begin "libvirt")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(match (start-service 'libvirtd)
(#f #f)
(('service response-parts ...)
(match (assq-ref response-parts 'running)
((pid) (number? pid))))))
marionette))
(test-eq "fetch version"
0
(marionette-eval
`(begin
(chdir "/tmp")
(system* ,(string-append #$libvirt "/bin/virsh")
"-c" "qemu:///system" "version"))
marionette))
(test-eq "connect"
0
(marionette-eval
`(begin
(chdir "/tmp")
(system* ,(string-append #$libvirt "/bin/virsh")
"-c" "qemu:///system" "connect"))
marionette))
(test-eq "create default network"
0
(marionette-eval
'(begin
(chdir "/tmp")
(system* #$(file-append libvirt "/bin/virsh")
"-c" "qemu:///system" "net-define"
#$(file-append libvirt
"/etc/libvirt/qemu/networks/default.xml")))
marionette))
(test-eq "start default network"
0
(marionette-eval
'(begin
(chdir "/tmp")
(system* #$(file-append libvirt "/bin/virsh")
"-c" "qemu:///system" "net-start" "default"))
marionette))
tests: Adjust to SRFI-64 as found in Guile 3.0.7. In Guile 3.0.7, 'test-runner-current' is set to #f upon 'test-end'. Consequently, the previous strategy, where we'd call 'test-runner-current' after 'test-end', no longer works. Instead, set the test runner in each test right before 'test-begin'. * gnu/build/marionette.scm (system-test-runner): New procedure. * gnu/tests/audio.scm (run-mpd-test): Replace (exit (= ...)) idiom by (test-runner-current (system-test-runner)). * gnu/tests/base.scm (run-basic-test) (run-cleanup-test, run-mcron-test, run-nss-mdns-test): Likewise. * gnu/tests/ci.scm (run-laminar-test): Likewise. * gnu/tests/cups.scm (run-cups-test): Likewise. * gnu/tests/databases.scm (run-memcached-test) (run-postgresql-test, run-mysql-test): Likewise. * gnu/tests/desktop.scm (run-elogind-test): Likewise. * gnu/tests/dict.scm (run-dicod-test): Likewise. * gnu/tests/docker.scm (run-docker-test): Likewise. (run-docker-system-test): Likewise. * gnu/tests/file-sharing.scm (run-transmission-daemon-test): Likewise. * gnu/tests/ganeti.scm (run-ganeti-test): Likewise. * gnu/tests/guix.scm (run-guix-build-coordinator-test): Likewise. (run-guix-data-service-test): Likewise. * gnu/tests/ldap.scm (run-ldap-test): Likewise. * gnu/tests/linux-modules.scm (run-loadable-kernel-modules-test-base): Likewise. * gnu/tests/mail.scm (run-opensmtpd-test) (run-exim-test, run-dovecot-test, run-getmail-test): Likewise. * gnu/tests/messaging.scm (run-xmpp-test) (run-bitlbee-test, run-quassel-test): Likewise. * gnu/tests/monitoring.scm (run-prometheus-node-exporter-server-test) (run-zabbix-server-test): Likewise. * gnu/tests/networking.scm (run-inetd-test, run-openvswitch-test) (run-dhcpd-test, run-tor-test, run-iptables-test, run-ipfs-test): Likewise. * gnu/tests/nfs.scm (run-nfs-test) (run-nfs-server-test, run-nfs-root-fs-test): Likewise. * gnu/tests/package-management.scm (run-nix-test): Likewise. * gnu/tests/reconfigure.scm (run-switch-to-system-test) (run-upgrade-services-test, run-install-bootloader-test): Likewise. * gnu/tests/rsync.scm (run-rsync-test): Likewise. * gnu/tests/security-token.scm (run-pcscd-test): Likewise. * gnu/tests/singularity.scm (run-singularity-test): Likewise. * gnu/tests/ssh.scm (run-ssh-test): Likewise. * gnu/tests/telephony.scm (run-jami-test): Likewise. * gnu/tests/version-control.scm (run-cgit-test): Likewise. (run-git-http-test, run-gitolite-test, run-gitile-test): Likewise. * gnu/tests/virtualization.scm (run-libvirt-test, run-childhurd-test): Likewise. * gnu/tests/web.scm (run-webserver-test, run-php-fpm-test) (run-hpcguix-web-server-test, run-tailon-test, run-patchwork-test): Likewise.
2021-09-25 16:36:04 +00:00
(test-end))))
(gexp->derivation "libvirt-test" test))
(define %test-libvirt
(system-test
(name "libvirt")
(description "Connect to the running LIBVIRT service.")
(value (run-libvirt-test))))
;;;
;;; QEMU Guest Agent service.
;;;
(define %qemu-guest-agent-os
(simple-operating-system
(service qemu-guest-agent-service-type)))
(define (run-qemu-guest-agent-test)
"Run tests in %QEMU-GUEST-AGENT-OS."
(define os
(marionette-operating-system
%qemu-guest-agent-os
#:imported-modules '((gnu services herd))))
(define vm
(virtual-machine
(operating-system os)
(port-forwardings '())))
(define test
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (gnu build marionette)
(ice-9 rdelim)
(srfi srfi-64))
(define marionette
;; Ensure we look for the socket in the correct place below.
(make-marionette (list #$vm) #:socket-directory "/tmp"))
(define* (try-read port #:optional (attempts 10))
;; Try reading from a port several times before giving up.
(cond ((char-ready? port)
(let ((response (read-line port)))
(close-port port)
response))
((> attempts 1)
(sleep 1)
(try-read port (- attempts 1)))
(else "")))
(define (run command)
;; Run a QEMU guest agent command and return the response.
(let ((s (socket PF_UNIX SOCK_STREAM 0)))
(connect s AF_UNIX "/tmp/qemu-ga")
(display command s)
(try-read s)))
(test-runner-current (system-test-runner #$output))
(test-begin "qemu-guest-agent")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(match (start-service 'qemu-guest-agent)
(#f #f)
(('service response-parts ...)
(match (assq-ref response-parts 'running)
((pid) (number? pid))))))
marionette))
(test-equal "ping guest"
"{\"return\": {}}"
(run "{\"execute\": \"guest-ping\"}"))
(test-assert "get network interfaces"
(string-contains
(run "{\"execute\": \"guest-network-get-interfaces\"}")
"127.0.0.1"))
(test-end))))
(gexp->derivation "qemu-guest-agent-test" test))
(define %test-qemu-guest-agent
(system-test
(name "qemu-guest-agent")
(description "Run commands in a virtual machine using QEMU guest agent.")
(value (run-qemu-guest-agent-test))))
;;;
;;; GNU/Hurd virtual machines, aka. childhurds.
;;;
;; Copy of `hurd-vm-disk-image', using plain disk-image for test
(define (hurd-vm-disk-image-raw config)
(let ((os ((@@ (gnu services virtualization) secret-service-operating-system)
(hurd-vm-configuration-os config)))
(disk-size (hurd-vm-configuration-disk-size config)))
(system-image
(image
(inherit hurd-disk-image)
(format 'disk-image)
(size disk-size)
(operating-system os)))))
(define %childhurd-os
(simple-operating-system
(service dhcp-client-service-type)
(service hurd-vm-service-type
(hurd-vm-configuration
(image (hurd-vm-disk-image-raw this-record))))))
(define (run-childhurd-test)
(define os
(marionette-operating-system
%childhurd-os
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm
(virtual-machine
(operating-system os)
(memory-size (* 1024 3))))
(define (run-command-over-ssh . command)
;; Program that runs COMMAND over SSH and prints the result on standard
;; output.
(let ()
(define run
(with-extensions (list guile-ssh)
#~(begin
(use-modules (ssh session)
(ssh auth)
(ssh popen)
(ice-9 match)
(ice-9 textual-ports))
(let ((session (make-session #:user "root"
#:port 10022
#:host "localhost"
#:log-verbosity 'rare)))
(match (connect! session)
('ok
(userauth-password! session "")
(display
(get-string-all
(open-remote-input-pipe* session #$@command))))
(status
(error "could not connect to childhurd over SSH"
session status)))))))
(program-file "run-command-over-ssh" run)))
(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 #$vm)))
(test-runner-current (system-test-runner #$output))
(test-begin "childhurd")
(test-assert "service running"
(marionette-eval
'(begin
(use-modules (gnu services herd))
(match (start-service 'childhurd)
(#f #f)
(('service response-parts ...)
(match (assq-ref response-parts 'running)
((pid) (number? pid))))))
marionette))
(test-equal "childhurd SSH server replies"
"SSH"
;; Check from within the guest whether its childhurd's SSH
;; server is reachable. Do that from the guest: port forwarding
;; to the host won't work because QEMU listens on 127.0.0.1.
(marionette-eval
'(begin
(use-modules (ice-9 match))
(let loop ((n 60))
(if (zero? n)
'all-attempts-failed
(let ((s (socket PF_INET SOCK_STREAM 0))
(a (make-socket-address AF_INET
INADDR_LOOPBACK
10022)))
(format #t "connecting to childhurd SSH server...~%")
(connect s a)
(match (get-string-n s 3)
((? eof-object?)
(close-port s)
(sleep 1)
(loop (- n 1)))
(str
(close-port s)
str))))))
marionette))
(test-equal "SSH up and running"
"childhurd GNU\n"
;; Connect from the guest to the chidhurd over SSH and run the
;; 'uname' command.
(marionette-eval
'(begin
(use-modules (ice-9 popen))
(get-string-all
(open-input-pipe #$(run-command-over-ssh "uname" "-on"))))
marionette))
(test-assert "guix-daemon up and running"
(let ((drv (marionette-eval
'(begin
(use-modules (ice-9 popen))
(get-string-all
(open-input-pipe
#$(run-command-over-ssh "guix" "build" "coreutils"
"--no-grafts" "-d"))))
marionette)))
;; We cannot compare the .drv with (raw-derivation-file
;; coreutils) on the host: they may differ due to fixed-output
;; derivations and changes introduced compared to the 'guix'
;; package snapshot.
(and (string-suffix? ".drv"
(pk 'drv (string-trim-right drv)))
drv)))
tests: Adjust to SRFI-64 as found in Guile 3.0.7. In Guile 3.0.7, 'test-runner-current' is set to #f upon 'test-end'. Consequently, the previous strategy, where we'd call 'test-runner-current' after 'test-end', no longer works. Instead, set the test runner in each test right before 'test-begin'. * gnu/build/marionette.scm (system-test-runner): New procedure. * gnu/tests/audio.scm (run-mpd-test): Replace (exit (= ...)) idiom by (test-runner-current (system-test-runner)). * gnu/tests/base.scm (run-basic-test) (run-cleanup-test, run-mcron-test, run-nss-mdns-test): Likewise. * gnu/tests/ci.scm (run-laminar-test): Likewise. * gnu/tests/cups.scm (run-cups-test): Likewise. * gnu/tests/databases.scm (run-memcached-test) (run-postgresql-test, run-mysql-test): Likewise. * gnu/tests/desktop.scm (run-elogind-test): Likewise. * gnu/tests/dict.scm (run-dicod-test): Likewise. * gnu/tests/docker.scm (run-docker-test): Likewise. (run-docker-system-test): Likewise. * gnu/tests/file-sharing.scm (run-transmission-daemon-test): Likewise. * gnu/tests/ganeti.scm (run-ganeti-test): Likewise. * gnu/tests/guix.scm (run-guix-build-coordinator-test): Likewise. (run-guix-data-service-test): Likewise. * gnu/tests/ldap.scm (run-ldap-test): Likewise. * gnu/tests/linux-modules.scm (run-loadable-kernel-modules-test-base): Likewise. * gnu/tests/mail.scm (run-opensmtpd-test) (run-exim-test, run-dovecot-test, run-getmail-test): Likewise. * gnu/tests/messaging.scm (run-xmpp-test) (run-bitlbee-test, run-quassel-test): Likewise. * gnu/tests/monitoring.scm (run-prometheus-node-exporter-server-test) (run-zabbix-server-test): Likewise. * gnu/tests/networking.scm (run-inetd-test, run-openvswitch-test) (run-dhcpd-test, run-tor-test, run-iptables-test, run-ipfs-test): Likewise. * gnu/tests/nfs.scm (run-nfs-test) (run-nfs-server-test, run-nfs-root-fs-test): Likewise. * gnu/tests/package-management.scm (run-nix-test): Likewise. * gnu/tests/reconfigure.scm (run-switch-to-system-test) (run-upgrade-services-test, run-install-bootloader-test): Likewise. * gnu/tests/rsync.scm (run-rsync-test): Likewise. * gnu/tests/security-token.scm (run-pcscd-test): Likewise. * gnu/tests/singularity.scm (run-singularity-test): Likewise. * gnu/tests/ssh.scm (run-ssh-test): Likewise. * gnu/tests/telephony.scm (run-jami-test): Likewise. * gnu/tests/version-control.scm (run-cgit-test): Likewise. (run-git-http-test, run-gitolite-test, run-gitile-test): Likewise. * gnu/tests/virtualization.scm (run-libvirt-test, run-childhurd-test): Likewise. * gnu/tests/web.scm (run-webserver-test, run-php-fpm-test) (run-hpcguix-web-server-test, run-tailon-test, run-patchwork-test): Likewise.
2021-09-25 16:36:04 +00:00
(test-end))))
(gexp->derivation "childhurd-test" test))
(define %test-childhurd
(system-test
(name "childhurd")
(description
"Connect to the GNU/Hurd virtual machine service, aka. a childhurd, making
sure that the childhurd boots and runs its SSH server.")
(value (run-childhurd-test))))