nixpkgs/nixos/tests/cagebreak.nix

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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; {
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maintainers = [ berbiche ];
};
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nodes.machine = { config, ... }:
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let
alice = config.users.users.alice;
in {
nixos/tests/cagebreak: Fix the test Starting Cagebreak as X11 client doesn't work anymore as wlroots 0.13 started to require the DRI3 extension which isn't supported by LLVMpipe: machine # [ 13.508284] xsession[938]: 00:00:00.003 [ERROR] [backend/x11/backend.c:433] X11 does not support DRI3 extension machine # [ 13.666989] show_signal_msg: 62 callbacks suppressed machine # [ 13.666993] .cagebreak-wrap[938]: segfault at 8 ip 0000000000408574 sp 00007ffef76f2440 error 4 in .cagebreak-wrapped[407000+d000] machine # [ 13.670483] Code: f4 ff ff 4c 8b 84 24 70 01 00 00 8d 45 01 48 89 c5 49 8b 3c c0 48 85 ff 75 e4 4c 89 c7 e8 84 f4 ff ff 48 8b bc 24 18 01 00 00 <48> 8b 47 08 4c 8d 6f d8 48 8d 68 d8 48 39 df 75 0e eb 36 66 0f 1f machine # [ 13.518274] xsession[938]: 00:00:00.006 [ERROR] [../cagebreak.c:313] Unable to create the wlroots backend The test broke after updating Cagebreak in #121652 (bf8679ba948). XWayland still fails for unknown reasons: Modifiers specified, but DRI is too old libEGL warning: DRI2: failed to create dri screen libEGL warning: NEEDS EXTENSION: falling back to kms_swrast glamor: No eglstream capable devices found glamor: 'wl_drm' not supported Missing Wayland requirements for glamor GBM backend Missing Wayland requirements for glamor EGLStream backend Failed to initialize glamor, falling back to sw 00:00:03.534 [ERROR] [xwayland/server.c:252] waitpid for Xwayland fork failed: No child processes (EE) failed to write to XWayland fd: Broken pipe /nix/store/kcm3x8695fgycf31grzl9fy5gggwpram-xterm-367/bin/xterm: Xt error: Can't open display: :0 The fallback to software rendering is to be expected but it looks like XWayland is crashing with "failed to write to XWayland fd: Broken pipe".
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# Automatically login on tty1 as a normal user:
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imports = [ ./common/user-account.nix ];
nixos/tests/cagebreak: Fix the test Starting Cagebreak as X11 client doesn't work anymore as wlroots 0.13 started to require the DRI3 extension which isn't supported by LLVMpipe: machine # [ 13.508284] xsession[938]: 00:00:00.003 [ERROR] [backend/x11/backend.c:433] X11 does not support DRI3 extension machine # [ 13.666989] show_signal_msg: 62 callbacks suppressed machine # [ 13.666993] .cagebreak-wrap[938]: segfault at 8 ip 0000000000408574 sp 00007ffef76f2440 error 4 in .cagebreak-wrapped[407000+d000] machine # [ 13.670483] Code: f4 ff ff 4c 8b 84 24 70 01 00 00 8d 45 01 48 89 c5 49 8b 3c c0 48 85 ff 75 e4 4c 89 c7 e8 84 f4 ff ff 48 8b bc 24 18 01 00 00 <48> 8b 47 08 4c 8d 6f d8 48 8d 68 d8 48 39 df 75 0e eb 36 66 0f 1f machine # [ 13.518274] xsession[938]: 00:00:00.006 [ERROR] [../cagebreak.c:313] Unable to create the wlroots backend The test broke after updating Cagebreak in #121652 (bf8679ba948). XWayland still fails for unknown reasons: Modifiers specified, but DRI is too old libEGL warning: DRI2: failed to create dri screen libEGL warning: NEEDS EXTENSION: falling back to kms_swrast glamor: No eglstream capable devices found glamor: 'wl_drm' not supported Missing Wayland requirements for glamor GBM backend Missing Wayland requirements for glamor EGLStream backend Failed to initialize glamor, falling back to sw 00:00:03.534 [ERROR] [xwayland/server.c:252] waitpid for Xwayland fork failed: No child processes (EE) failed to write to XWayland fd: Broken pipe /nix/store/kcm3x8695fgycf31grzl9fy5gggwpram-xterm-367/bin/xterm: Xt error: Can't open display: :0 The fallback to software rendering is to be expected but it looks like XWayland is crashing with "failed to write to XWayland fd: Broken pipe".
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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
'';
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nixos/tests/cagebreak: Fix the test Starting Cagebreak as X11 client doesn't work anymore as wlroots 0.13 started to require the DRI3 extension which isn't supported by LLVMpipe: machine # [ 13.508284] xsession[938]: 00:00:00.003 [ERROR] [backend/x11/backend.c:433] X11 does not support DRI3 extension machine # [ 13.666989] show_signal_msg: 62 callbacks suppressed machine # [ 13.666993] .cagebreak-wrap[938]: segfault at 8 ip 0000000000408574 sp 00007ffef76f2440 error 4 in .cagebreak-wrapped[407000+d000] machine # [ 13.670483] Code: f4 ff ff 4c 8b 84 24 70 01 00 00 8d 45 01 48 89 c5 49 8b 3c c0 48 85 ff 75 e4 4c 89 c7 e8 84 f4 ff ff 48 8b bc 24 18 01 00 00 <48> 8b 47 08 4c 8d 6f d8 48 8d 68 d8 48 39 df 75 0e eb 36 66 0f 1f machine # [ 13.518274] xsession[938]: 00:00:00.006 [ERROR] [../cagebreak.c:313] Unable to create the wlroots backend The test broke after updating Cagebreak in #121652 (bf8679ba948). XWayland still fails for unknown reasons: Modifiers specified, but DRI is too old libEGL warning: DRI2: failed to create dri screen libEGL warning: NEEDS EXTENSION: falling back to kms_swrast glamor: No eglstream capable devices found glamor: 'wl_drm' not supported Missing Wayland requirements for glamor GBM backend Missing Wayland requirements for glamor EGLStream backend Failed to initialize glamor, falling back to sw 00:00:03.534 [ERROR] [xwayland/server.c:252] waitpid for Xwayland fork failed: No child processes (EE) failed to write to XWayland fd: Broken pipe /nix/store/kcm3x8695fgycf31grzl9fy5gggwpram-xterm-367/bin/xterm: Xt error: Can't open display: :0 The fallback to software rendering is to be expected but it looks like XWayland is crashing with "failed to write to XWayland fd: Broken pipe".
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hardware.opengl.enable = true;
programs.xwayland.enable = true;
security.polkit.enable = true;
environment.systemPackages = [ pkgs.cagebreak pkgs.wayland-utils ];
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# 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" ];
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};
enableOCR = true;
testScript = { nodes, ... }: let
user = nodes.machine.config.users.users.alice;
XDG_RUNTIME_DIR = "/run/user/${toString user.uid}";
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in ''
start_all()
machine.wait_for_unit("multi-user.target")
machine.wait_for_file("${XDG_RUNTIME_DIR}/wayland-0")
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with subtest("ensure wayland works with wayinfo from wallutils"):
print(machine.succeed("env XDG_RUNTIME_DIR=${XDG_RUNTIME_DIR} wayland-info"))
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nixos/tests/cagebreak: Fix the test Starting Cagebreak as X11 client doesn't work anymore as wlroots 0.13 started to require the DRI3 extension which isn't supported by LLVMpipe: machine # [ 13.508284] xsession[938]: 00:00:00.003 [ERROR] [backend/x11/backend.c:433] X11 does not support DRI3 extension machine # [ 13.666989] show_signal_msg: 62 callbacks suppressed machine # [ 13.666993] .cagebreak-wrap[938]: segfault at 8 ip 0000000000408574 sp 00007ffef76f2440 error 4 in .cagebreak-wrapped[407000+d000] machine # [ 13.670483] Code: f4 ff ff 4c 8b 84 24 70 01 00 00 8d 45 01 48 89 c5 49 8b 3c c0 48 85 ff 75 e4 4c 89 c7 e8 84 f4 ff ff 48 8b bc 24 18 01 00 00 <48> 8b 47 08 4c 8d 6f d8 48 8d 68 d8 48 39 df 75 0e eb 36 66 0f 1f machine # [ 13.518274] xsession[938]: 00:00:00.006 [ERROR] [../cagebreak.c:313] Unable to create the wlroots backend The test broke after updating Cagebreak in #121652 (bf8679ba948). XWayland still fails for unknown reasons: Modifiers specified, but DRI is too old libEGL warning: DRI2: failed to create dri screen libEGL warning: NEEDS EXTENSION: falling back to kms_swrast glamor: No eglstream capable devices found glamor: 'wl_drm' not supported Missing Wayland requirements for glamor GBM backend Missing Wayland requirements for glamor EGLStream backend Failed to initialize glamor, falling back to sw 00:00:03.534 [ERROR] [xwayland/server.c:252] waitpid for Xwayland fork failed: No child processes (EE) failed to write to XWayland fd: Broken pipe /nix/store/kcm3x8695fgycf31grzl9fy5gggwpram-xterm-367/bin/xterm: Xt error: Can't open display: :0 The fallback to software rendering is to be expected but it looks like XWayland is crashing with "failed to write to XWayland fd: Broken pipe".
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# 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")
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'';
})