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reworking pi display

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This commit is contained in:
Don Harper 2025-10-19 20:00:28 -05:00
parent 9f0a8d314a
commit b99925ff12
5 changed files with 100 additions and 133 deletions
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35
hosts/pi-server/systemd.nix
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@ -1,45 +1,14 @@
{ pkgs, ... }:
let
readlink = "${pkgs.coreutils}/bin/readlink";
notify-send = "${pkgs.libnotify}/bin/notify-send";
in {
{pkgs, ...}: {
systemd = {
services = {
clean-keychain = {
description = "Clean up .keychain on boot";
wantedBy = [ "multi-user.target" ];
wantedBy = ["multi-user.target"];
serviceConfig = {
Type = "oneshot";
ExecStart = "${pkgs.coreutils-full}/bin/rm -rf /home/don/.keychain";
};
};
};
user = {
services = {
detect-reboot-for-upgrade = {
script = ''
set -eu -o pipefail
booted="$(${readlink} /run/booted-system/{initrd,kernel,kernel-modules})"
built="$(${readlink} /nix/var/nix/profiles/system/{initrd,kernel,kernel-modules})"
if [[ "''${booted}" != "''${built}" ]];
then
echo "Looks like we need a reboot!"
${notify-send} --urgency=low --icon=system-reboot "Reboot is needed for a NixOS upgrade."
fi
'';
serviceConfig = { Type = "oneshot"; };
};
};
timers = {
detect-reboot-for-upgrade = {
wantedBy = [ "timers.target" ];
partOf = [ "detect-reboot-for-upgrade.service" ];
timerConfig = {
OnCalendar = "hourly";
Unit = "detect-reboot-for-upgrade.service";
};
};
};
};
};
}