917 lines
36 KiB
Scheme
917 lines
36 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2018 Clément Lassieur <clement@lassieur.org>
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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 base)
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#:use-module (gnu tests)
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#:use-module (gnu system)
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#:use-module (gnu system shadow)
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#:use-module (gnu system nss)
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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 base)
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#:use-module (gnu services dbus)
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#:use-module (gnu services avahi)
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#:use-module (gnu services mcron)
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#:use-module (gnu services shepherd)
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#:use-module (gnu services networking)
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#:use-module (gnu packages base)
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#:use-module (gnu packages bash)
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#:use-module (gnu packages imagemagick)
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#:use-module (gnu packages ocr)
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#:use-module (gnu packages package-management)
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#:use-module (gnu packages linux)
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#:use-module (gnu packages tmux)
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#:use-module (guix gexp)
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#:use-module (guix store)
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#:use-module (guix monads)
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#:use-module (guix packages)
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#:use-module (srfi srfi-1)
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#:use-module (ice-9 match)
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#:export (run-basic-test
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%test-basic-os
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%test-halt
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%test-cleanup
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%test-mcron
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%test-nss-mdns))
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(define %simple-os
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(simple-operating-system))
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(define* (run-basic-test os command #:optional (name "basic")
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#:key
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initialization
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root-password
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desktop?)
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"Return a derivation called NAME that tests basic features of the OS started
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using COMMAND, a gexp that evaluates to a list of strings. Compare some
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properties of running system to what's declared in OS, an <operating-system>.
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When INITIALIZATION is true, it must be a one-argument procedure that is
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passed a gexp denoting the marionette, and it must return gexp that is
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inserted before the first test. This is used to introduce an extra
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initialization step, such as entering a LUKS passphrase.
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When ROOT-PASSWORD is true, enter it as the root password when logging in.
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Otherwise assume that there is no password for root."
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(define special-files
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(service-value
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(fold-services (operating-system-services os)
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#:target-type special-files-service-type)))
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(define guix&co
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(match (package-transitive-propagated-inputs guix)
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(((labels packages) ...)
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(cons guix packages))))
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(define test
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(with-imported-modules '((gnu build marionette)
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(guix build syscalls))
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#~(begin
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(use-modules (gnu build marionette)
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(guix build syscalls)
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(srfi srfi-1)
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(srfi srfi-26)
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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 #$command))
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(mkdir #$output)
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(chdir #$output)
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(test-begin "basic")
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#$(and initialization
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(initialization #~marionette))
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(test-assert "uname"
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(match (marionette-eval '(uname) marionette)
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(#("Linux" host-name version _ architecture)
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(and (string=? host-name
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#$(operating-system-host-name os))
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(string-prefix? #$(package-version
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(operating-system-kernel os))
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version)
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(string-prefix? architecture %host-type)))))
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;; Shepherd reads the config file *before* binding its control
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;; socket, so /var/run/shepherd/socket might not exist yet when the
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;; 'marionette' service is started.
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(test-assert "shepherd socket ready"
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(marionette-eval
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`(begin
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(use-modules (gnu services herd))
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(let loop ((i 10))
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(cond ((file-exists? (%shepherd-socket-file))
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#t)
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((> i 0)
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(sleep 1)
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(loop (- i 1)))
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(else
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#f))))
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marionette))
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(test-eq "stdin is /dev/null"
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'eof
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;; Make sure services can no longer read from stdin once the
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;; system has booted.
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(marionette-eval
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`(begin
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(use-modules (gnu services herd))
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(start 'user-processes)
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((@@ (gnu services herd) eval-there)
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'(let ((result (read (current-input-port))))
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(if (eof-object? result)
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'eof
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result))))
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marionette))
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|
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(test-assert "shell and user commands"
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;; Is everything in $PATH?
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(zero? (marionette-eval '(system "
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. /etc/profile
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set -e -x
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guix --version
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ls --version
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grep --version
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info --version")
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marionette)))
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(test-equal "special files"
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'#$special-files
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(marionette-eval
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'(begin
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(use-modules (ice-9 match))
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(map (match-lambda
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((file target)
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(list file (readlink file))))
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'#$special-files))
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marionette))
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(test-assert "accounts"
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(let ((users (marionette-eval '(begin
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(use-modules (ice-9 match))
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(let loop ((result '()))
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(match (getpw)
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(#f (reverse result))
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(x (loop (cons x result))))))
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marionette)))
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(lset= equal?
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(map (lambda (user)
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(list (passwd:name user)
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(passwd:dir user)))
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users)
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(list
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#$@(map (lambda (account)
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`(list ,(user-account-name account)
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,(user-account-home-directory account)))
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(operating-system-user-accounts os))))))
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(test-assert "shepherd services"
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(let ((services (marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(map (compose car live-service-provision)
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(current-services)))
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marionette)))
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(lset= eq?
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(pk 'services services)
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'(root #$@(operating-system-shepherd-service-names os)))))
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(test-equal "/var/log/messages is not world-readable"
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#o640 ;<https://bugs.gnu.org/40405>
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(begin
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(wait-for-file "/var/log/messages" marionette
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#:read 'get-u8)
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(marionette-eval '(stat:perms (lstat "/var/log/messages"))
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marionette)))
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(test-assert "homes"
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(let ((homes
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'#$(map user-account-home-directory
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(filter user-account-create-home-directory?
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(operating-system-user-accounts os)))))
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(marionette-eval
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`(begin
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(use-modules (gnu services herd) (srfi srfi-1))
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;; Home directories are supposed to exist once 'user-homes'
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;; has been started.
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(start-service 'user-homes)
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(every (lambda (home)
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(and (file-exists? home)
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(file-is-directory? home)))
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',homes))
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marionette)))
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(test-assert "skeletons in home directories"
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(let ((users+homes
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'#$(filter-map (lambda (account)
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(and (user-account-create-home-directory?
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account)
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(not (user-account-system? account))
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(list (user-account-name account)
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(user-account-home-directory
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account))))
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(operating-system-user-accounts os))))
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(marionette-eval
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`(begin
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(use-modules (guix build utils) (srfi srfi-1)
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(ice-9 ftw) (ice-9 match))
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(every (match-lambda
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((user home)
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;; Make sure HOME has all the skeletons...
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(and (null? (lset-difference string=?
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(scandir "/etc/skel/")
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(scandir home)))
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;; ... and that everything is user-owned.
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(let* ((pw (getpwnam user))
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(uid (passwd:uid pw))
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(gid (passwd:gid pw))
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(st (lstat home)))
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(define (user-owned? file)
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(= uid (stat:uid (lstat file))))
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(and (= uid (stat:uid st))
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(eq? 'directory (stat:type st))
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(every user-owned?
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(find-files home
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#:directories? #t)))))))
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',users+homes))
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marionette)))
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||
(test-equal "permissions on /root"
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#o700
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(let ((root-home #$(any (lambda (account)
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(and (zero? (user-account-uid account))
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(user-account-home-directory
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account)))
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(operating-system-user-accounts os))))
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(stat:perms (marionette-eval `(stat ,root-home) marionette))))
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(test-equal "ownership and permissions of /var/empty"
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'(0 0 #o555)
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(let ((st (marionette-eval `(stat "/var/empty") marionette)))
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(list (stat:uid st) (stat:gid st)
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(stat:perms st))))
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||
(test-equal "no extra home directories"
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'()
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;; Make sure the home directories that are not supposed to be
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;; created are indeed not created.
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||
(let ((nonexistent
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'#$(filter-map (lambda (user)
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(and (not
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(user-account-create-home-directory?
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user))
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(user-account-home-directory user)))
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(operating-system-user-accounts os))))
|
||
(marionette-eval
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`(begin
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(use-modules (srfi srfi-1))
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;; Note: Do not flag "/var/empty".
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(filter file-exists?
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',(remove (cut string-prefix? "/var/" <>)
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nonexistent)))
|
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marionette)))
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||
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(test-equal "login on tty1"
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"root\n"
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(begin
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;; XXX: On desktop, GDM3 will switch to TTY7. If this happens
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;; after we switched to TTY1, we won't be able to login. Make
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;; sure to wait long enough before switching to TTY1.
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(when #$desktop?
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(sleep 30))
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||
(marionette-control "sendkey ctrl-alt-f1" marionette)
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||
;; Wait for the 'term-tty1' service to be running (using
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;; 'start-service' is the simplest and most reliable way to do
|
||
;; that.)
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(marionette-eval
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'(begin
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(use-modules (gnu services herd))
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(start-service 'term-tty1))
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marionette)
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;; Now we can type.
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(let ((password #$root-password))
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(if password
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(begin
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(marionette-type "root\n" marionette)
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(wait-for-screen-text marionette
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(lambda (text)
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(string-contains text "Password"))
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#:ocrad
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#$(file-append ocrad "/bin/ocrad"))
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(marionette-type (string-append password "\n\n")
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marionette))
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(marionette-type "root\n\n" marionette)))
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(marionette-type "id -un > logged-in\n" marionette)
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;; It can take a while before the shell commands are executed.
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(marionette-eval '(use-modules (rnrs io ports)) marionette)
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(wait-for-file "/root/logged-in" marionette
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#:read 'get-string-all)))
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(test-equal "getlogin on tty1"
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"\"root\""
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(begin
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;; Assume we logged in in the previous test and type.
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(marionette-type "guile -c '(write (getlogin))' > /root/login-id.tmp\n"
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marionette)
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(marionette-type "mv /root/login-id{.tmp,}\n"
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marionette)
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||
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;; It can take a while before the shell commands are executed.
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(marionette-eval '(use-modules (rnrs io ports)) marionette)
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(wait-for-file "/root/login-id" marionette
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#:read 'get-string-all)))
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||
;; There should be one utmpx entry for the user logged in on tty1.
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(test-equal "utmpx entry"
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'(("root" "tty1" #f))
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(marionette-eval
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'(begin
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(use-modules (guix build syscalls)
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||
(srfi srfi-1))
|
||
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(filter-map (lambda (entry)
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(and (equal? (login-type USER_PROCESS)
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(utmpx-login-type entry))
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(list (utmpx-user entry) (utmpx-line entry)
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(utmpx-host entry))))
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||
(utmpx-entries)))
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||
marionette))
|
||
|
||
;; Likewise for /var/log/wtmp (used by 'last').
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||
(test-assert "wtmp entry"
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||
(match (marionette-eval
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||
'(begin
|
||
(use-modules (guix build syscalls)
|
||
(srfi srfi-1))
|
||
|
||
(define (entry->list entry)
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(list (utmpx-user entry) (utmpx-line entry)
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(utmpx-host entry) (utmpx-login-type entry)))
|
||
|
||
(call-with-input-file "/var/log/wtmp"
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||
(lambda (port)
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||
(let loop ((result '()))
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(if (eof-object? (peek-char port))
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(map entry->list (reverse result))
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(loop (cons (read-utmpx port) result)))))))
|
||
marionette)
|
||
(((users lines hosts types) ..1)
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||
(every (lambda (type)
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||
(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 #$(operating-system-host-name os))))
|
||
marionette)
|
||
((((? vector?) ..1) ((? vector?) ..1))
|
||
#t)
|
||
(x
|
||
(pk 'failure x #f))))
|
||
|
||
(test-equal "nscd invalidate action"
|
||
'(#t) ;one value, #t
|
||
(marionette-eval '(with-shepherd-action 'nscd ('invalidate "hosts")
|
||
result
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||
result)
|
||
marionette))
|
||
|
||
;; FIXME: The 'invalidate' action can't reliably obtain the exit
|
||
;; code of 'nscd' so skip this test.
|
||
(test-skip 1)
|
||
(test-equal "nscd invalidate action, wrong table"
|
||
'(#f) ;one value, #f
|
||
(marionette-eval '(with-shepherd-action 'nscd ('invalidate "xyz")
|
||
result
|
||
result)
|
||
marionette))
|
||
|
||
(test-equal "host not found"
|
||
#f
|
||
(marionette-eval
|
||
'(false-if-exception (getaddrinfo "does-not-exist"))
|
||
marionette))
|
||
|
||
(test-equal "locale"
|
||
"en_US.utf8"
|
||
(marionette-eval '(let ((before (setlocale LC_ALL "en_US.utf8")))
|
||
(setlocale LC_ALL before))
|
||
marionette))
|
||
|
||
(test-eq "/run/current-system is a GC root"
|
||
'success!
|
||
(marionette-eval '(begin
|
||
;; Make sure the (guix …) modules are found.
|
||
(eval-when (expand load eval)
|
||
(set! %load-path
|
||
(append (map (lambda (package)
|
||
(string-append package
|
||
"/share/guile/site/"
|
||
(effective-version)))
|
||
'#$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
|
||
(marionette-control (string-append "screendump " #$output
|
||
"/tty1.ppm")
|
||
marionette)
|
||
(file-exists? "tty1.ppm")))
|
||
|
||
(test-assert "screen text"
|
||
(let ((text (marionette-screen-text marionette
|
||
#:ocrad
|
||
#$(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@"
|
||
#$(operating-system-host-name os))))))
|
||
|
||
(test-end)
|
||
(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
|
||
|
||
(gexp->derivation name test))
|
||
|
||
(define %test-basic-os
|
||
(system-test
|
||
(name "basic")
|
||
(description
|
||
"Instrument %SIMPLE-OS, run it in a VM, and run a series of basic
|
||
functionality tests.")
|
||
(value
|
||
(let* ((os (marionette-operating-system
|
||
%simple-os
|
||
#:imported-modules '((gnu services herd)
|
||
(guix combinators))))
|
||
(vm (virtual-machine os)))
|
||
;; XXX: Add call to 'virtualized-operating-system' to get the exact same
|
||
;; set of services as the OS produced by
|
||
;; 'system-qemu-image/shared-store-script'.
|
||
(run-basic-test (virtualized-operating-system os '())
|
||
#~(list #$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))))))
|
||
|
||
|
||
;;;
|
||
;;; 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 #$(virtual-machine os))))
|
||
|
||
(mkdir #$output)
|
||
(chdir #$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)
|
||
(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
|
||
|
||
(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))))
|
||
|
||
(mkdir #$output)
|
||
(chdir #$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)
|
||
(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
|
||
|
||
(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-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)
|
||
(exit (= (test-runner-fail-count (test-runner-current)) 0)))))
|
||
|
||
(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))))
|