ninurta: spin down disks after 10 min and activate backup server

nixos/ifrit/configuration.nix

@@ -17,6 +17,11 @@ in
     borgServer.path = "/mnt/storage/backup";
   };
 
+
+  dadada.ddns.domains = [
+    "backup0.dadada.li"
+  ];
+
   networking.hostName = "ifrit";
   networking.domain = "bs.dadada.li";
 

nixos/modules/borg-server.nix

@@ -16,11 +16,6 @@ in
   };
 
   config = mkIf cfg.enable {
-
-    dadada.ddns.domains = [
-      "backup0.dadada.li"
-    ];
-
     users.users.borg.home = cfg.path;
     services.borgbackup.repos = {
       "metis" = {

nixos/ninurta/configuration.nix

@@ -3,7 +3,7 @@ let
   hostAliases = [
     "ifrit.dadada.li"
     "media.dadada.li"
-    "backup0.dadada.li"
+    "backup1.dadada.li"
   ];
   secretsPath = config.dadada.secrets.path;
   wg0PrivKey = "pruflas-wg0-key";
@@ -70,11 +70,12 @@ in
     };
   };
 
-  # TODO enable
-  # dadada.borgServer = {
-  #   enable = true;
-  #   path = "/mnt/storage/backup";
-  # };
+  dadada.ddns.domains = [ "backup1.dadada.li" ];
+
+  dadada.borgServer = {
+    enable = true;
+    path = "/mnt/storage/backups";
+  };
 
   age.secrets.${hydraGitHubAuth} = {
     file = "${secretsPath}/${hydraGitHubAuth}.age";
@@ -287,6 +288,24 @@ in
     '';
   };
 
+
+
+  powerManagement = {
+    enable = true;
+    cpuFreqGovernor = "powersave";
+    # powertop autotune
+    powertop.enable = true;
+    # This generally means no power management for SCSI
+    scsiLinkPolicy = "med_power_with_dipm";
+    # Configure the disks to spin down after 10 min of inactivity.
+    powerUpCommands = ''
+      find /dev -regextype sed -regex '/dev/sd[a-z]$' | xargs ${pkgs.hdparm}/sbin/hdparm -S 120
+    '';
+    powerDownCommands = ''
+      find /dev -regextype sed -regex '/dev/sd[a-z]$' | xargs ${pkgs.hdparm}/sbin/hdparm -S 0
+    '';
+  };
+
   security.rtkit.enable = true;
 
   services.pipewire = {
@@ -298,7 +317,13 @@ in
 
   hardware.pulseaudio.enable = false;
 
-  environment.systemPackages = [ pkgs.firefox pkgs.spotify pkgs.mpv ];
+  environment.systemPackages = with pkgs; [
+    firefox
+    spotify
+    mpv
+    smartmontools
+    hdparm
+  ];
 
   users.users."media" = {
     isNormalUser = true;

nixos/ninurta/hardware-configuration.nix

@@ -78,7 +78,7 @@
     };
 
 
-  fileSystems."/mnt/storage/backup" =
+  fileSystems."/mnt/storage/backups" =
     {
       device = "/dev/disk/by-uuid/ce483e75-5886-4b03-a3f9-675b80560ac9";
       fsType = "btrfs";