mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-11-18 12:47:33 -05:00
a5e2fc7376
* guix/utils.scm (<location>, source-properties->location) (location->source-properties, &error-location): Move to... * guix/diagnostics.scm: ... here. * gnu.scm: Adjust imports accordingly. * gnu/machine.scm: Likewise. * gnu/system.scm: Likewise. * gnu/tests.scm: Likewise. * guix/inferior.scm: Likewise. * tests/channels.scm: Likewise. * tests/packages.scm: Likewise.
283 lines
11 KiB
Scheme
283 lines
11 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
||
;;; Copyright © 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org>
|
||
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
|
||
;;; Copyright © 2017 Tobias Geerinckx-Rice <me@tobias.gr>
|
||
;;;
|
||
;;; 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)
|
||
#:use-module (guix gexp)
|
||
#:use-module (guix diagnostics)
|
||
#:use-module (guix records)
|
||
#:use-module ((guix ui) #:select (warn-about-load-error))
|
||
#:use-module (gnu bootloader)
|
||
#:use-module (gnu bootloader grub)
|
||
#:use-module (gnu system)
|
||
#:use-module (gnu system file-systems)
|
||
#:use-module (gnu system shadow)
|
||
#:use-module (gnu services)
|
||
#:use-module (gnu services base)
|
||
#:use-module (gnu services shepherd)
|
||
#:use-module (guix discovery)
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-9 gnu)
|
||
#:use-module (ice-9 match)
|
||
#:export (marionette-configuration
|
||
marionette-configuration?
|
||
marionette-configuration-device
|
||
marionette-configuration-imported-modules
|
||
marionette-configuration-requirements
|
||
|
||
marionette-service-type
|
||
marionette-operating-system
|
||
define-os-with-source
|
||
|
||
simple-operating-system
|
||
|
||
system-test
|
||
system-test?
|
||
system-test-name
|
||
system-test-value
|
||
system-test-description
|
||
system-test-location
|
||
|
||
fold-system-tests
|
||
all-system-tests))
|
||
|
||
;;; Commentary:
|
||
;;;
|
||
;;; This module provides the infrastructure to run operating system tests.
|
||
;;; The most important part of that is tools to instrument the OS under test,
|
||
;;; essentially allowing it to run in a virtual machine controlled by the host
|
||
;;; system--hence the name "marionette".
|
||
;;;
|
||
;;; Code:
|
||
|
||
(define-record-type* <marionette-configuration>
|
||
marionette-configuration make-marionette-configuration
|
||
marionette-configuration?
|
||
(device marionette-configuration-device ;string
|
||
(default "/dev/virtio-ports/org.gnu.guix.port.0"))
|
||
(imported-modules marionette-configuration-imported-modules
|
||
(default '()))
|
||
(requirements marionette-configuration-requirements ;list of symbols
|
||
(default '())))
|
||
|
||
(define (marionette-shepherd-service config)
|
||
"Return the Shepherd service for the marionette REPL"
|
||
(match config
|
||
(($ <marionette-configuration> device imported-modules requirement)
|
||
(list (shepherd-service
|
||
(provision '(marionette))
|
||
|
||
;; Always depend on UDEV so that DEVICE is available.
|
||
(requirement `(udev ,@requirement))
|
||
|
||
(modules '((ice-9 match)
|
||
(srfi srfi-9 gnu)))
|
||
(start
|
||
(with-imported-modules imported-modules
|
||
#~(lambda ()
|
||
(define (self-quoting? x)
|
||
(letrec-syntax ((one-of (syntax-rules ()
|
||
((_) #f)
|
||
((_ pred rest ...)
|
||
(or (pred x)
|
||
(one-of rest ...))))))
|
||
(one-of symbol? string? keyword? pair? null? array?
|
||
number? boolean? char?)))
|
||
|
||
(match (primitive-fork)
|
||
(0
|
||
(dynamic-wind
|
||
(const #t)
|
||
(lambda ()
|
||
(let ((repl (open-file #$device "r+0"))
|
||
(console (open-file "/dev/console" "r+0")))
|
||
;; Redirect output to the console.
|
||
(close-fdes 1)
|
||
(close-fdes 2)
|
||
(dup2 (fileno console) 1)
|
||
(dup2 (fileno console) 2)
|
||
(close-port console)
|
||
|
||
(display 'ready repl)
|
||
(let loop ()
|
||
(newline repl)
|
||
|
||
(match (read repl)
|
||
((? eof-object?)
|
||
(primitive-exit 0))
|
||
(expr
|
||
(catch #t
|
||
(lambda ()
|
||
(let ((result (primitive-eval expr)))
|
||
(write (if (self-quoting? result)
|
||
result
|
||
(object->string result))
|
||
repl)))
|
||
(lambda (key . args)
|
||
(print-exception (current-error-port)
|
||
(stack-ref (make-stack #t) 1)
|
||
key args)
|
||
(write #f repl)))))
|
||
(loop))))
|
||
(lambda ()
|
||
(primitive-exit 1))))
|
||
(pid
|
||
pid)))))
|
||
(stop #~(make-kill-destructor)))))))
|
||
|
||
(define marionette-service-type
|
||
;; This is the type of the "marionette" service, allowing a guest system to
|
||
;; be manipulated from the host. This marionette REPL is essentially a
|
||
;; universal backdoor.
|
||
(service-type (name 'marionette-repl)
|
||
(extensions
|
||
(list (service-extension shepherd-root-service-type
|
||
marionette-shepherd-service)))))
|
||
|
||
(define* (marionette-operating-system os
|
||
#:key
|
||
(imported-modules '())
|
||
(requirements '()))
|
||
"Return a marionetteed variant of OS such that OS can be used as a
|
||
marionette in a virtual machine--i.e., controlled from the host system. The
|
||
marionette service in the guest is started after the Shepherd services listed
|
||
in REQUIREMENTS."
|
||
(operating-system
|
||
(inherit os)
|
||
;; Make sure the guest dies on error.
|
||
(kernel-arguments (cons "panic=1"
|
||
(operating-system-user-kernel-arguments os)))
|
||
;; Make sure the guest doesn't hang in the REPL on error.
|
||
(initrd (lambda (fs . rest)
|
||
(apply (operating-system-initrd os) fs
|
||
#:on-error 'backtrace
|
||
rest)))
|
||
(services (cons (service marionette-service-type
|
||
(marionette-configuration
|
||
(requirements requirements)
|
||
(imported-modules imported-modules)))
|
||
(operating-system-user-services os)))))
|
||
|
||
(define-syntax define-os-with-source
|
||
(syntax-rules (use-modules operating-system)
|
||
"Define two variables: OS containing the given operating system, and
|
||
SOURCE containing the source to define OS as an sexp.
|
||
|
||
This is convenient when we need both the <operating-system> object so we can
|
||
instantiate it, and the source to create it so we can store in in a file in
|
||
the system under test."
|
||
((_ (os source)
|
||
(use-modules modules ...)
|
||
(operating-system fields ...))
|
||
(begin
|
||
(define os
|
||
(operating-system fields ...))
|
||
(define source
|
||
'(begin
|
||
(use-modules modules ...)
|
||
(operating-system fields ...)))))))
|
||
|
||
|
||
;;;
|
||
;;; Simple operating systems.
|
||
;;;
|
||
|
||
(define %simple-os
|
||
(operating-system
|
||
(host-name "komputilo")
|
||
(timezone "Europe/Berlin")
|
||
(locale "en_US.UTF-8")
|
||
|
||
(bootloader (bootloader-configuration
|
||
(bootloader grub-bootloader)
|
||
(target "/dev/sdX")))
|
||
(file-systems (cons (file-system
|
||
(device (file-system-label "my-root"))
|
||
(mount-point "/")
|
||
(type "ext4"))
|
||
%base-file-systems))
|
||
(firmware '())
|
||
|
||
(users (cons (user-account
|
||
(name "alice")
|
||
(comment "Bob's sister")
|
||
(group "users")
|
||
(supplementary-groups '("wheel" "audio" "video")))
|
||
%base-user-accounts))))
|
||
|
||
(define-syntax-rule (simple-operating-system user-services ...)
|
||
"Return an operating system that includes USER-SERVICES in addition to
|
||
%BASE-SERVICES."
|
||
(operating-system (inherit %simple-os)
|
||
(services (cons* user-services ... %base-services))))
|
||
|
||
|
||
|
||
;;;
|
||
;;; Tests.
|
||
;;;
|
||
|
||
(define-record-type* <system-test> system-test make-system-test
|
||
system-test?
|
||
(name system-test-name) ;string
|
||
(value system-test-value) ;%STORE-MONAD value
|
||
(description system-test-description) ;string
|
||
(location system-test-location (innate) ;<location>
|
||
(default (and=> (current-source-location)
|
||
source-properties->location))))
|
||
|
||
(define (write-system-test test port)
|
||
(match test
|
||
(($ <system-test> name _ _ ($ <location> file line))
|
||
(format port "#<system-test ~a ~a:~a ~a>"
|
||
name file line
|
||
(number->string (object-address test) 16)))
|
||
(($ <system-test> name)
|
||
(format port "#<system-test ~a ~a>" name
|
||
(number->string (object-address test) 16)))))
|
||
|
||
(set-record-type-printer! <system-test> write-system-test)
|
||
|
||
(define-gexp-compiler (compile-system-test (test <system-test>)
|
||
system target)
|
||
"Compile TEST to a derivation."
|
||
;; XXX: SYSTEM and TARGET are ignored.
|
||
(system-test-value test))
|
||
|
||
(define (test-modules)
|
||
"Return the list of modules that define system tests."
|
||
(scheme-modules (dirname (search-path %load-path "guix.scm"))
|
||
"gnu/tests"
|
||
#:warn warn-about-load-error))
|
||
|
||
(define (fold-system-tests proc seed)
|
||
"Invoke PROC on each system test, passing it the test and the previous
|
||
result."
|
||
(fold-module-public-variables (lambda (obj result)
|
||
(if (system-test? obj)
|
||
(cons obj result)
|
||
result))
|
||
'()
|
||
(test-modules)))
|
||
|
||
(define (all-system-tests)
|
||
"Return the list of system tests."
|
||
(reverse (fold-system-tests cons '())))
|
||
|
||
;;; tests.scm ends here
|