NixOS-Configs/hosts/workstation/systemd.nix
2025-09-18 21:56:27 -05:00

82 lines
2.7 KiB
Nix

{ pkgs, lib, ... }:
let
readlink = "${pkgs.coreutils}/bin/readlink";
notify-send = "${pkgs.libnotify}/bin/notify-send";
in {
systemd = {
services = {
systemd-lock-handler = { enable = true; };
NetworkManager-wait-online.enable = lib.mkForce false;
systemd-networkd-wait-online.enable = lib.mkForce false;
clean-keychain = {
description = "Clean up .keychain on boot";
wantedBy = [ "multi-user.target" ];
serviceConfig = {
Type = "oneshot";
ExecStart = "${pkgs.coreutils-full}/bin/rm -rf /home/don/.keychain";
};
};
};
user = {
services = {
swaylock = {
description = "Screen locker for Wayland";
documentation = [ "man:swaylock(1)" ];
onSuccess = [ "unlock.target" ];
partOf = [ "lock.target" ];
before = [ "lock.target" ];
wantedBy = [ "lock.target" ];
serviceConfig = {
Type = "forking";
Environment =
"PATH=/run/current-system/sw/bin:/etc/profiles/per-user/don/bin:/home/don/bin";
ExecStart = "/home/don/bin/lock.sh -m";
Restart = "on-failure";
RestartSec = 0;
};
};
detect-reboot-for-upgrade = {
script = ''
set -eu -o pipefail
booted="$(${readlink} /run/booted-system/{initrd,kernel,kernel-modules})"
built="$(${readlink} /nix/var/nix/profiles/system/{initrd,kernel,kernel-modules})"
if [[ "''${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"; };
};
check-nic = {
description = "Adjust tailscale MTU based on location";
unitConfig = { Type = "simple"; };
serviceConfig = {
Type = "oneshot";
Environment =
"PATH=/run/current-system/sw/bin:/etc/profiles/per-user/don/bin:/home/don/bin";
ExecStart = "/home/don/bin/check-nic";
};
};
};
timers = {
check-nic = {
wantedBy = [ "timers.target" ];
partOf = [ "check-nic.service" ];
timerConfig = {
OnCalendar = "1m";
Unit = "check-nic.service";
};
};
detect-reboot-for-upgrade = {
wantedBy = [ "timers.target" ];
partOf = [ "detect-reboot-for-upgrade.service" ];
timerConfig = {
OnCalendar = "hourly";
Unit = "detect-reboot-for-upgrade.service";
};
};
};
};
};
}