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trying to make an automatic system updater/builder

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Emmet 2025-05-02 14:42:30 -05:00
parent 3e63f2385f
commit e5d9995856
2 changed files with 34 additions and 0 deletions
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1
hosts/ori/configuration.nix
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@ -17,6 +17,7 @@
# dotfiles
dotfilesDir = "/etc/nixos";
systemBuilder.enable = true;
# security
security = {

33
modules/system/phoenix/default.nix
View file

@ -13,11 +13,18 @@
description = "Absolute path to my secrets flake";
type = lib.types.path;
};
systemBuilder.enable = lib.mkEnableOption "Enable automatic config updater and builder";
systemBuilder.buildCronExpression = lib.mkOption {
default = "Sat *-*-* 02:00:00"; # Sat morning at 2am
description = "Cron expression for when the system should auto build config";
type = lib.types.str;
};
};
};
config = {
environment.systemPackages = with pkgs; [
attic-client
git
(pkgs.writeScriptBin "phoenix" ''
if [[ $EUID -ne 0 ]]; then
echo "Error: This script must be run as root" 1>&2
@ -115,5 +122,31 @@
fi
'')
];
systemd.services."phoenix-system-builder" = lib.mkIf config.systemSettings.systemBuilder.enable {
script = ''
pushd /etc/nixos;
/run/current-system/sw/bin/git pull;
nix flake update;
/run/current-system/sw/bin/git stage *;
/run/current-system/sw/bin/git commit -m "Updated system";
/run/current-system/sw/bin/git push;
popd;
pushd /etc/nixos.secrets;
/run/current-system/sw/bin/git pull;
popd;
/run/current-system/sw/bin/phoenix build;
'';
serviceConfig = {
Type = "simple";
User = "root";
};
};
systemd.timers."phoenix-system-builder-auto" = lib.mkIf config.systemSettings.systemBuilder.enable {
wantedBy = [ "timers.target" ];
timerConfig = {
OnCalendar = config.systemSettings.systemBuilder.buildCronExpression;
Unit = "phoenix-system-builder.service";
};
};
};
}