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dumpyourvms: add battery status systemd service

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teutat3s 2025-03-26 19:37:43 +01:00
parent 7de8e4d572
commit ccaca48a7f
Signed by: teutat3s
GPG key ID: 4FA1D3FA524F22C1
1 changed files with 25 additions and 0 deletions

25
hosts/dumpyourvms/dumpyourvms.nix
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@ -91,6 +91,31 @@ in
ExecStop = "${pkgs.bash}/bin/sh -c 'echo ON >/sys/kernel/debug/vgaswitcheroo/switch'";
};
wantedBy = [ "multi-user.target" ];
systemd.user.services."battery-low" = {
enable = true;
description = "Notify user if battery is below 13%";
partOf = ["graphical-session.target"];
wantedBy = ["graphical-session.target"];
serviceConfig = {
Type = "simple";
ExecStart = lib.getExe (pkgs.writeShellApplication {
name = "battery-low-notification";
text = ''
if [ "$(${pkgs.coreutils}/bin/cat /sys/class/power_supply/BAT0/status)" != "Charging" ] && (( 13 >= $(${pkgs.coreutils}/bin/cat /sys/class/power_supply/BAT0/capacity) ));
then ${pkgs.lib.getExe pkgs.libnotify} --urgency=critical "low battery" "$(${pkgs.coreutils}/bin/cat /sys/class/power_supply/BAT0/capacity)";
else echo; fi;
'';
});
};
};
systemd.user.timers."battery-low" = {
wantedBy = ["timers.target"];
timerConfig = {
# Every Minute
OnCalendar = "*-*-* *:0/3";
Unit = "battery-low.service";
};
};
# Increase console font size for HiDPI display