Initial Commit

config/default.nix

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+{ ... }: {
+  imports = [
+    ./zfs.nix
+  ];
+}

config/grub.nix

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+{ ... }: {
+  boot.loader.grub.enable = true;
+  boot.loader.grub.version = 2;
+}

config/nixos-8gb-fsn1-1.nix

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+{ config, pkgs, lib, modulesPath, ... }: {
+  networking.hostName = "nixos-8gb-fsn1-1";
+  networking.hostId = "73561e1f";
+
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+    ./grub.nix
+  ];
+
+  boot.initrd.availableKernelModules = [ "ata_piix" "virtio_pci" "virtio_scsi" "xhci_pci" "sd_mod" "sr_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+  boot.supportedFilesystems = [ "zfs" ];
+  boot.kernelParams = ["zfs_force=1"]; # Remove after next boot
+
+  fileSystems."/nix" =
+    { device = "tank/nixos/nix";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/etc" =
+    { device = "tank/nixos/etc";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/var" =
+    { device = "tank/nixos/var";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/var/lib" =
+    { device = "tank/nixos/var/lib";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/var/log" =
+    { device = "tank/nixos/var/log";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/var/spool" =
+    { device = "tank/nixos/var/spool";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/home" =
+    { device = "tank/userdata/home";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/root" =
+    { device = "tank/userdata/home/root";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/home/darkkirb" =
+    { device = "tank/userdata/home/darkkirb";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/home/miifox" =
+    { device = "tank/userdata/home/miifox";
+      fsType = "zfs";
+      options = [ "zfsutil" ];
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/8E14-4366";
+      fsType = "vfat";
+      options = [ "X-mount.mkdir" ];
+    };
+
+  swapDevices = [ ];
+
+  system.stateVersion = "21.11";
+}

config/zfs.nix

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+{ ... }: {
+  boot.supportedFilesystems = [ "zfs" ];
+  boot.zfs.devNodes = "/dev/";
+  services.zfs.trim.enable = true;
+  services.zfs.autoScrub.enable = true;
+  services.zfs.autoScrub.pools = [ "tank" ];
+  services.zfs.autoSnapshot.enable = true;
+}

flake.nix

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+rec {
+  description = "Lotte's NixOS installation";
+
+  # Use NixOS unstable
+  inputs.nixpkgs.url = "github:nixos/nixpkgs";
+  inputs.home-manager.url = "github:nix-community/home-manager";
+  inputs.home-manager.inputs.nixpkgs.follows = "nixpkgs";
+  inputs.sops-nix.url = github:Mic92/sops-nix;
+  inputs.sops-nix.inputs.nixpkgs.follows = "nixpkgs";
+
+  outputs = { self, nixpkgs, ... } @ args: {
+    nixosConfigurations =
+      let
+        systems = [
+          "nixos-8gb-fsn1-1" # Hetzner Server
+        ];
+      in
+      builtins.listToAttrs (map
+        (name: {
+          name = name;
+          value = nixpkgs.lib.nixosSystem
+            {
+              system = "x86_64-linux";
+              modules = [
+                (./config + "/${name}.nix")
+                ./config/default.nix
+              ];
+            };
+        })
+        systems);
+  };
+}
+