Added Disko setup; And test impermanence on node 1 & 2

hosts/cyper-node-1/disko.nix

@@ -1,7 +1,7 @@
 {
   disko.devices.disk.main = {
     type = "disk";
-    device = "/dev/sda"; # change to your actual disk, e.g. /dev/nvme0n1
+    device = "/dev/sda";
     content = {
       type = "gpt";
       partitions = {

hosts/cyper-node-1/hardware-configuration.nix

@@ -31,29 +31,10 @@
         "mode=755"
       ];
     };
-    "/boot" = {
-      device = "/dev/disk/by-label/NIXBOOT";
-      fsType = "vfat";
-      options = [
-        "fmask=0022"
-        "dmask=0022"
-      ];
-    };
-    "/nix" = {
-      device = "/dev/disk/by-label/NIXSTORE";
-      fsType = "ext4";
-      neededForBoot = true;
-    };
-    "/persist" = {
-      device = "/dev/disk/by-label/NIXPERSIST";
-      fsType = "ext4";
-      neededForBoot = true;
-    };
-  };
 
-  swapDevices = [
-    { device = "/dev/disk/by-label/NIXSWAP"; }
-  ];
+    "/nix".neededForBoot = true;
+    "/persist".neededForBoot = true;
+  };
 
   hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

hosts/cyper-node-2/configuration.nix

@@ -1,5 +1,6 @@
 {
   imports = [
+    ./disko.nix
     ./hardware-configuration.nix
   ];
 

hosts/cyper-node-2/disko.nix

@@ -0,0 +1,68 @@
+{
+  disko.devices.disk.main = {
+    type = "disk";
+    device = "/dev/sda";
+    content = {
+      type = "gpt";
+      partitions = {
+
+        ESP = {
+          size = "512M";
+          type = "EF00";
+          content = {
+            type = "filesystem";
+            format = "vfat";
+            mountpoint = "/boot";
+            mountOptions = [
+              "fmask=0022"
+              "dmask=0022"
+            ];
+            extraArgs = [
+              "-n"
+              "NIXBOOT"
+            ];
+          };
+        };
+
+        swap = {
+          size = "4G";
+          content = {
+            type = "swap";
+            extraArgs = [
+              "-L"
+              "NIXSWAP"
+            ];
+          };
+        };
+
+        nix = {
+          size = "50G";
+          content = {
+            type = "filesystem";
+            format = "ext4";
+            mountpoint = "/nix";
+            mountOptions = [ "defaults" ];
+            extraArgs = [
+              "-L"
+              "NIXSTORE"
+            ];
+          };
+        };
+
+        persist = {
+          size = "100%";
+          content = {
+            type = "filesystem";
+            format = "ext4";
+            mountpoint = "/persist";
+            extraArgs = [
+              "-L"
+              "NIXPERSIST"
+            ];
+          };
+        };
+
+      };
+    };
+  };
+}

hosts/cyper-node-2/hardware-configuration.nix

@@ -31,32 +31,10 @@
         "mode=755"
       ];
     };
-    "/boot" = {
-      device = "/dev/disk/by-label/NIXBOOT";
-      fsType = "vfat";
-      options = [
-        "fmask=0022"
-        "dmask=0022"
-      ];
-    };
-    "/nix" = {
-      device = "/dev/disk/by-label/NIXSTORE";
-      fsType = "ext4";
-      neededForBoot = true;
-    };
-    "/persist" = {
-      device = "/dev/disk/by-label/NIXPERSIST";
-      fsType = "ext4";
-      neededForBoot = true;
-    };
-  };
 
-  swapDevices = [
-    {
-      device = "/persist/swapfile";
-      size = 4096;
-    }
-  ];
+    "/nix".neededForBoot = true;
+    "/persist".neededForBoot = true;
+  };
 
   hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

hosts/installer/configuration.nix

@@ -0,0 +1,80 @@
+{ modulesPath, pkgs, ... }:
+{
+  imports = [ (modulesPath + "/installer/cd-dvd/installation-cd-minimal.nix") ];
+
+  boot.zfs.forceImportRoot = false;
+
+  time.timeZone = "Europe/Berlin";
+  i18n = {
+    defaultLocale = "en_US.UTF-8";
+    extraLocaleSettings = {
+      LC_ADDRESS = "de_DE.UTF-8";
+      LC_IDENTIFICATION = "de_DE.UTF-8";
+      LC_MEASUREMENT = "de_DE.UTF-8";
+      LC_MONETARY = "de_DE.UTF-8";
+      LC_NAME = "de_DE.UTF-8";
+      LC_NUMERIC = "de_DE.UTF-8";
+      LC_PAPER = "de_DE.UTF-8";
+      LC_TELEPHONE = "de_DE.UTF-8";
+      LC_TIME = "de_DE.UTF-8";
+    };
+  };
+
+  services.openssh = {
+    enable = true;
+    openFirewall = true;
+    settings = {
+      PermitRootLogin = "yes";
+      PasswordAuthentication = false;
+    };
+  };
+
+  users.users = {
+    root.openssh.authorizedKeys.keyFiles = [
+      ../../secrets/ssh-key
+    ];
+
+    phil = {
+      isNormalUser = true;
+      password = "nixos";
+      extraGroups = [ "wheel" ];
+      openssh.authorizedKeys.keyFiles = [
+        ../../secrets/ssh-key
+      ];
+    };
+  };
+
+  security.sudo = {
+    enable = true;
+    wheelNeedsPassword = false;
+  };
+
+  networking = {
+    useNetworkd = true;
+    useDHCP = false;
+    firewall.enable = false;
+  };
+
+  systemd.network = {
+    enable = true;
+    networks."10-ethernet" = {
+      matchConfig.Name = "en*";
+      networkConfig = {
+        Address = "192.168.2.99/24";
+        Gateway = "192.168.2.1";
+        DNS = "192.168.2.2";
+        DHCP = "no";
+      };
+    };
+  };
+
+  environment.systemPackages = with pkgs; [
+    htop
+    lsscsi
+    pciutils
+    usbutils
+    nvme-cli
+  ];
+
+  system.stateVersion = "26.05";
+}