From d6bd483cd53cedc8da39fcc6c419f7241080ed21 Mon Sep 17 00:00:00 2001 From: muradm Date: Wed, 15 Jun 2022 12:17:42 +0300 Subject: [PATCH] gnu: tests: Add seatd/greetd based minimal desktop system tests. * gnu/tests/desktop.scm (minimal-desktop): seatd/greetd based minimal desktop test Signed-off-by: Lars-Dominik Braun --- gnu/tests/desktop.scm | 212 +++++++++++++++++++++++++++++++++++++++++- 1 file changed, 211 insertions(+), 1 deletion(-) diff --git a/gnu/tests/desktop.scm b/gnu/tests/desktop.scm index 57069c0ede..25971f9225 100644 --- a/gnu/tests/desktop.scm +++ b/gnu/tests/desktop.scm @@ -1,5 +1,6 @@ ;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2017, 2021 Ludovic Courtès +;;; Copyright © 2021 muradm ;;; ;;; This file is part of GNU Guix. ;;; @@ -18,13 +19,17 @@ (define-module (gnu tests desktop) #:use-module (gnu tests) + #:use-module (gnu packages shells) #:use-module (gnu services) + #:use-module (gnu services base) #:use-module (gnu services dbus) #:use-module (gnu services desktop) + #:use-module (gnu system) #:use-module (gnu system vm) #:use-module (guix gexp) #:use-module (srfi srfi-1) - #:export (%test-elogind)) + #:export (%test-elogind + %test-minimal-desktop)) ;;; @@ -100,3 +105,208 @@ #:imported-modules '((gnu services herd) (guix combinators))))) (run-elogind-test (virtual-machine os)))))) + + +;;; +;;; Seatd/greetd based minimal desktop +;;; + +(define %minimal-services + (append + (modify-services %base-services + ;; greetd-service-type provides "greetd" PAM service + (delete login-service-type) + ;; and can be used in place of mingetty-service-type + (delete mingetty-service-type)) + (list + (service seatd-service-type) + (service greetd-service-type + (greetd-configuration + (terminals + (list + ;; we can make any terminal active by default + (greetd-terminal-configuration (terminal-vt "1") (terminal-switch #t)) + ;; we can make environment without XDG_RUNTIME_DIR set + ;; even provide our own environment variables + (greetd-terminal-configuration + (terminal-vt "2") + (default-session-command + (greetd-agreety-session + (extra-env '(("MY_VAR" . "1"))) + (xdg-env? #f)))) + ;; we can use different shell instead of default bash + (greetd-terminal-configuration + (terminal-vt "3") + (default-session-command + (greetd-agreety-session (command (file-append zsh "/bin/zsh"))))) + ;; we can use any other executable command as greeter + (greetd-terminal-configuration + (terminal-vt "4") + (default-session-command (program-file "my-noop-greeter" #~(exit)))) + (greetd-terminal-configuration (terminal-vt "5")) + (greetd-terminal-configuration (terminal-vt "6")))))) + ;; mingetty-service-type can be used in parallel + ;; if needed to do so, do not (delete login-service-type) + ;; as illustrated above + #| (service mingetty-service-type (mingetty-configuration (tty "tty8"))) |#))) + +(define-syntax-rule (minimal-operating-system user-services ...) + "Return an operating system that includes USER-SERVICES in addition to +minimal %BASE-SERVICES." + (operating-system (inherit %simple-os) + (services (cons* user-services ... %minimal-services)))) + +(define (run-minimal-desktop-test os vm) + (define test + (with-imported-modules '((gnu build marionette) + (guix build syscalls)) + #~(begin + (use-modules (gnu build marionette) + (guix build syscalls) + (srfi srfi-1) + (srfi srfi-64) + (ice-9 pretty-print)) + + (define marionette + (make-marionette #$vm)) + + (define (file-get-all-strings fname) + (marionette-eval '(use-modules (rnrs io ports)) marionette) + (wait-for-file fname marionette #:read 'get-string-all)) + + (define (wait-for-unix-socket-m socket) + (wait-for-unix-socket socket marionette)) + + (mkdir #$output) + (chdir #$output) + + (test-runner-current (system-test-runner #$output)) + (test-begin "minimal-desktop") + + (test-assert "seatd is ready" + (wait-for-unix-socket-m "/run/seatd.sock")) + + (test-equal "login user on tty1" + "alice\n" + (begin + ;; Wait for tty1. + (marionette-eval + '(begin + (use-modules (gnu services herd)) + (start-service 'term-tty1)) + marionette) + (marionette-control "sendkey ctrl-alt-f1" marionette) + + ;; login as root change alice password and exit + ;; then login as alice + (for-each + (lambda (cmd) (marionette-type cmd marionette) (sleep 1)) + (list + "root\n" + "passwd alice\n" + "alice\n" + "alice\n" + "exit\n" + "alice\n" + "alice\n" + "id -un > logged-in\n")) + + (file-get-all-strings "/home/alice/logged-in"))) + + (test-equal "validate user environment" + '("SEATD_SOCK=/run/seatd.sock" + "XDG_RUNTIME_DIR=/run/user/1000" + "XDG_SEAT=seat0" + "XDG_VTNR=1") + + (begin + (marionette-type "env > env\n" marionette) + (sleep 1) + + (define user-env (string-tokenize + (file-get-all-strings "/home/alice/env"))) + + (define (expected-var var) + (any (lambda (s) (string-contains var s)) + '("SEATD_SOCK" + "XDG_RUNTIME_DIR" + "XDG_SEAT" + "XDG_VTNR"))) + + (sort (filter expected-var user-env) string env\n" marionette) + (sleep 1) + + (define (sock-var? var) + (any (lambda (s) (string-contains var s)) + '("SEATD_SOCK" "GREETD_SOCK"))) + + (define (sock-var-sock var) + (car (cdr (string-split var #\=)))) + + (let* + ((out (file-get-all-strings "/home/alice/env")) + (out (string-tokenize out)) + (out (filter sock-var? out)) + (socks (map sock-var-sock out)) + (socks (map wait-for-unix-socket-m socks))) + (and (= 2 (length socks)) (every identity socks))))) + + (test-assert "greetd is ready" + (begin + (marionette-type "ps -C greetd -o pid,args --no-headers > ps-greetd\n" + marionette) + (sleep 1) + + (define (greetd-daemon? cmd) + (string-contains cmd "config")) + + (define (greetd-cmd-to-pid cmd) + (car (string-split cmd #\space))) + + (define (greetd-pid-to-sock pid) + (string-append "/run/greetd-" pid ".sock")) + + (let* ((out (file-get-all-strings "/home/alice/ps-greetd")) + (out (string-split out #\newline)) + (out (map string-trim-both out)) + (out (filter greetd-daemon? out)) + (pids (map greetd-cmd-to-pid out)) + (socks (map greetd-pid-to-sock pids)) + (socks (map wait-for-unix-socket-m socks))) + (every identity socks)))) + + ;; a bit weak, but tests everything at once actually + (test-equal "check /run/user/ mounted and writable" + "alice\n" + (begin + (marionette-type "echo alice > /run/user/1000/test\n" marionette) + (file-get-all-strings "/run/user/1000/test"))) + + (test-assert "screendump" + (begin + (marionette-control (string-append "screendump " #$output + "/tty1.ppm") + marionette) + (file-exists? "tty1.ppm"))) + + (test-end)))) + + (gexp->derivation "minimal-desktop" test)) + +(define %test-minimal-desktop + (system-test + (name "minimal-desktop") + (description + "Test whether we can log in when seatd and greetd is enabled") + (value + (let* ((os (marionette-operating-system + (minimal-operating-system) + #:imported-modules '((gnu services herd) + (guix combinators)))) + (vm (virtual-machine os))) + (run-minimal-desktop-test (virtualized-operating-system os '()) + #~(list #$vm))))))