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nixpkgs/nixos/tests/cagebreak.nix
Michael Weiss 2f671ccc7a
nixos/tests/{sway,cage,cagebreak}: Fix the tests on aarch64-linux
Since the update to wlroots 0.13 (e03dde82a7) the default VGA card
isn't supported anymore and we needed to switch to virtio (qxl didn't
work either). However, as it turned out "-vga virtio" (28b8cff301)
broke the test on AArch64. Luckily there's a third option that works on
all three supported platforms: virtio-gpu-pci

According to [0] "This device lacks VGA compatibility mode but is
otherwise identical to the virtio vga device. UEFI firmware can handle
this, and if your guests has drivers too you can use this instead of
virtio-vga. This will reduce the attack surface (no complex VGA
emulation support) and reduce the memory footprint by 8 MB (no pci
memory bar for VGA compatibility). This device can be placed in a PCI
Express slot."
So in the end this seems like the ideal choice :)
See also [1].

[0]: https://www.kraxel.org/blog/2019/09/display-devices-in-qemu/#virtio-gpu-pci
[1]: https://patches.openembedded.org/patch/164351/
2021-05-27 21:29:54 +02:00

66 lines
1.9 KiB
Nix

import ./make-test-python.nix ({ pkgs, lib, ...} :
let
cagebreakConfigfile = pkgs.writeText "config" ''
workspaces 1
escape C-t
bind t exec env DISPLAY=:0 ${pkgs.xterm}/bin/xterm -cm -pc
'';
in
{
name = "cagebreak";
meta = with pkgs.lib.maintainers; {
maintainers = [ berbiche ];
};
machine = { config, ... }:
let
alice = config.users.users.alice;
in {
# Automatically login on tty1 as a normal user:
imports = [ ./common/user-account.nix ];
services.getty.autologinUser = "alice";
programs.bash.loginShellInit = ''
if [ "$(tty)" = "/dev/tty1" ]; then
set -e
mkdir -p ~/.config/cagebreak
cp -f ${cagebreakConfigfile} ~/.config/cagebreak/config
cagebreak
fi
'';
hardware.opengl.enable = true;
programs.xwayland.enable = true;
environment.systemPackages = [ pkgs.cagebreak pkgs.wayland-utils ];
virtualisation.memorySize = 1024;
# Need to switch to a different GPU driver than the default one (-vga std) so that Cagebreak can launch:
virtualisation.qemu.options = [ "-vga none -device virtio-gpu-pci" ];
};
enableOCR = true;
testScript = { nodes, ... }: let
user = nodes.machine.config.users.users.alice;
XDG_RUNTIME_DIR = "/run/user/${toString user.uid}";
in ''
start_all()
machine.wait_for_unit("multi-user.target")
machine.wait_for_file("${XDG_RUNTIME_DIR}/wayland-0")
with subtest("ensure wayland works with wayinfo from wallutils"):
print(machine.succeed("env XDG_RUNTIME_DIR=${XDG_RUNTIME_DIR} wayland-info"))
# TODO: Fix the XWayland test (log the cagebreak output to debug):
# with subtest("ensure xwayland works with xterm"):
# machine.send_key("ctrl-t")
# machine.send_key("t")
# machine.wait_until_succeeds("pgrep xterm")
# machine.wait_for_text("${user.name}@machine")
# machine.screenshot("screen")
# machine.send_key("ctrl-d")
'';
})