guix/gnu/tests/reconfigure.scm

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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Jakob L. Kreuze <zerodaysfordays@sdf.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 reconfigure)
#:use-module (gnu bootloader)
#:use-module (gnu services shepherd)
#:use-module (gnu system)
#:use-module (gnu system accounts)
#:use-module (gnu system shadow)
#:use-module (gnu system vm)
#:use-module (gnu tests)
#:use-module (guix derivations)
#:use-module (guix gexp)
#:use-module (guix monads)
#:use-module (guix scripts system reconfigure)
#:use-module (guix store)
#:export (%test-switch-to-system
%test-upgrade-services
%test-install-bootloader))
;;; Commentary:
;;;
;;; Test in-place system reconfiguration: advancing the system generation on a
;;; running instance of the Guix System.
;;;
;;; Code:
(define* (run-switch-to-system-test)
"Run a test of an OS running SWITCH-SYSTEM-PROGRAM, which creates a new
generation of the system profile."
(define os
(marionette-operating-system
(operating-system
(inherit (simple-operating-system))
(users (cons (user-account
(name "jakob")
(group "users")
(home-directory "/home/jakob"))
%base-user-accounts)))
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm (virtual-machine os))
(define (test script)
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (gnu build marionette)
(srfi srfi-64))
(define marionette
(make-marionette (list #$vm)))
;; Return the names of the generation symlinks on MARIONETTE.
(define (system-generations marionette)
(marionette-eval
'(begin
(use-modules (ice-9 ftw)
(srfi srfi-1))
(let* ((profile-dir "/var/guix/profiles/")
(entries (map first (cddr (file-system-tree profile-dir)))))
(remove (lambda (entry)
(member entry '("per-user" "system")))
entries)))
marionette))
(test-runner-current (system-test-runner #$output))
(test-begin "switch-to-system")
(let ((generations-prior (system-generations marionette)))
(test-assert "script successfully evaluated"
(marionette-eval
'(primitive-load #$script)
marionette))
(test-equal "script created new generation"
(length (system-generations marionette))
(1+ (length generations-prior)))
(test-assert "script activated the new generation"
(and (eqv? 'symlink
(marionette-eval
'(stat:type (lstat "/run/current-system"))
marionette))
(string= #$os
(marionette-eval
'(readlink "/run/current-system")
marionette))))
(test-assert "script activated user accounts"
(marionette-eval
'(string-contains (call-with-input-file "/etc/passwd"
(lambda (port)
(get-string-all port)))
"jakob")
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.
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(test-end))))
(gexp->derivation "switch-to-system" (test (switch-system-program os))))
(define* (run-upgrade-services-test)
"Run a test of an OS running UPGRADE-SERVICES-PROGRAM, which upgrades the
Shepherd (PID 1) by unloading obsolete services and loading new services."
(define os
(marionette-operating-system
(simple-operating-system)
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm (virtual-machine os))
(define dummy-service
;; Shepherd service that does nothing, for the sole purpose of ensuring
;; that it is properly installed and started by the script.
(shepherd-service (provision '(dummy))
(start #~(const #t))
(stop #~(const #t))
(respawn? #f)))
(define (test enable-dummy disable-dummy)
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (gnu build marionette)
(srfi srfi-64))
(define marionette
(make-marionette (list #$vm)))
;; Return the names of the running services on MARIONETTE.
(define (running-services marionette)
(marionette-eval
'(begin
(use-modules (gnu services herd))
(map live-service-canonical-name (current-services)))
marionette))
(test-runner-current (system-test-runner #$output))
(test-begin "upgrade-services")
(let ((services-prior (running-services marionette)))
(test-assert "script successfully evaluated"
(marionette-eval
'(primitive-load #$enable-dummy)
marionette))
(test-assert "script started new service"
(and (not (memq 'dummy services-prior))
(memq 'dummy (running-services marionette))))
(test-assert "script successfully evaluated"
(marionette-eval
'(primitive-load #$disable-dummy)
marionette))
(test-assert "script stopped obsolete service"
(not (memq 'dummy (running-services 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.
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(test-end))))
(gexp->derivation
"upgrade-services"
(let* ((file (shepherd-service-file dummy-service))
(enable (upgrade-services-program (list file) '(dummy) '() '()))
(disable (upgrade-services-program '() '() '(dummy) '())))
(test enable disable))))
(define* (run-install-bootloader-test)
"Run a test of an OS running INSTALL-BOOTLOADER-PROGRAM, which installs a
bootloader's configuration file."
(define os
(marionette-operating-system
(simple-operating-system)
#:imported-modules '((gnu services herd)
(guix combinators))))
(define vm (virtual-machine
(operating-system os)
(volatile? #f)))
(define (test script)
(with-imported-modules '((gnu build marionette))
#~(begin
(use-modules (gnu build marionette)
(ice-9 regex)
(srfi srfi-1)
(srfi srfi-64))
(define marionette
(make-marionette (list #$vm)))
;; Return the system generation paths that have GRUB menu entries.
(define (generations-in-grub-cfg marionette)
(let ((grub-cfg (marionette-eval
'(begin
(call-with-input-file "/boot/grub/grub.cfg"
(lambda (port)
(get-string-all port))))
marionette)))
(map (lambda (parameter)
(second (string-split (match:substring parameter) #\=)))
(list-matches "system=[^ ]*" grub-cfg))))
(test-runner-current (system-test-runner #$output))
(test-begin "install-bootloader")
(test-assert "no prior menu entry for system generation"
(not (member #$os (generations-in-grub-cfg marionette))))
(test-assert "script successfully evaluated"
(marionette-eval
'(primitive-load #$script)
marionette))
(test-assert "menu entry created for system generation"
(member #$os (generations-in-grub-cfg 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))))
(let* ((bootloader ((compose bootloader-configuration-bootloader
operating-system-bootloader)
os))
;; The typical use-case for 'install-bootloader-program' is to read
;; the boot parameters for the existing menu entries on the system,
;; parse them with 'boot-parameters->menu-entry', and pass the
;; results to 'operating-system-bootcfg'. However, to obtain boot
;; parameters, we would need to start the marionette, which we should
;; ideally avoid doing outside of the 'test' G-Expression. Thus, we
;; generate a bootloader configuration for the script as if there
;; were no existing menu entries. In the grand scheme of things, this
;; matters little -- these tests should not make assertions about the
;; behavior of 'operating-system-bootcfg'.
(bootcfg (operating-system-bootcfg os '()))
(bootcfg-file (bootloader-configuration-file bootloader)))
(gexp->derivation
"install-bootloader"
;; Due to the read-only nature of the virtual machines used in the system
;; test suite, the bootloader installer script is omitted. 'grub-install'
;; would attempt to write directly to the virtual disk if the
;; installation script were run.
(test
(install-bootloader-program #f #f #f bootcfg bootcfg-file '(#f) "/")))))
(define %test-switch-to-system
(system-test
(name "switch-to-system")
(description "Create a new generation of the system profile.")
(value (run-switch-to-system-test))))
(define %test-upgrade-services
(system-test
(name "upgrade-services")
(description "Upgrade the Shepherd by unloading obsolete services and
loading new services.")
(value (run-upgrade-services-test))))
(define %test-install-bootloader
(system-test
(name "install-bootloader")
(description "Install a bootloader and its configuration file.")
(value (run-install-bootloader-test))))