NixOS-Configs/hosts/workstation/systemd.nix
2025-09-02 20:51:44 -05:00

83 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";
};
};
};
};
};
}