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[X1] Turn off the display when system is suspended #740

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[X1] Turn off the display when system is suspended #740

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3 changes: 0 additions & 3 deletions modules/hardware/common/qemu.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,6 @@ in
ghaf.qemu.guivm = optionalAttrs (hasAttr "hardware" config.ghaf) {
microvm.qemu.extraArgs =
[
# Button
"-device"
"button"
# Battery
"-device"
"battery"
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25 changes: 24 additions & 1 deletion modules/host/default.nix
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Expand Up @@ -3,7 +3,7 @@
#
# Modules that should be only imported to host
#
{ lib, ... }:
{ lib, pkgs, ... }:
{
networking.hostName = lib.mkDefault "ghaf-host";

Expand All @@ -15,4 +15,27 @@
# To push logs to central location
../common/logging/client.nix
];

# Adding below systemd services to save power by turning off display when system is suspended / lid close
systemd.services.display-suspend = {
enable = true;
description = "Display Suspend Service";
serviceConfig = {
Type = "oneshot";
ExecStart = ''${pkgs.sshpass}/bin/sshpass -p ghaf ${pkgs.openssh}/bin/ssh -o StrictHostKeyChecking=no ghaf@gui-vm-debug WAYLAND_DISPLAY=/run/user/1000/wayland-0 wlopm --off \* '';
};
wantedBy = [ "sleep.target" ];
before = [ "sleep.target" ];
};

systemd.services.display-resume = {
enable = true;
description = "Display Resume Service";
serviceConfig = {
Type = "oneshot";
ExecStart = ''${pkgs.sshpass}/bin/sshpass -p ghaf ${pkgs.openssh}/bin/ssh -o StrictHostKeyChecking=no ghaf@gui-vm-debug WAYLAND_DISPLAY=/run/user/1000/wayland-0 wlopm --on \* '';
};
wantedBy = [ "suspend.target" ];
after = [ "suspend.target" ];
};
}