From 76137eca434293eaf138c95e285d128cae903119 Mon Sep 17 00:00:00 2001
From: Mark Nipper <nipsy@bitgnome.net>
Date: Fri, 3 May 2024 00:10:05 -0700
Subject: Add host darkstar

---
 flake.nix                                 |  12 +++
 hosts/darkstar/default.nix                |  58 +++++++++++++
 hosts/darkstar/disks.nix                  | 132 ++++++++++++++++++++++++++++++
 hosts/darkstar/hardware-configuration.nix |  57 +++++++++++++
 scripts/hostid-gen                        |   2 +
 5 files changed, 261 insertions(+)
 create mode 100644 hosts/darkstar/default.nix
 create mode 100644 hosts/darkstar/disks.nix
 create mode 100644 hosts/darkstar/hardware-configuration.nix
 create mode 100755 scripts/hostid-gen

diff --git a/flake.nix b/flake.nix
index 537b247..a8c1b60 100644
--- a/flake.nix
+++ b/flake.nix
@@ -23,6 +23,18 @@
 
   outputs = inputs@{ home-manager-stable, home-manager-unstable, nixos-hardware, nixpkgs-stable, nixpkgs-unstable, ... }: rec {
     nixosConfigurations = {
+      darkstar = nixpkgs-unstable.lib.nixosSystem {
+        pkgs = pkgs-unstable;
+        system = "x86_64-linux";
+        modules = [
+          ./hosts/darkstar
+          home-manager-unstable.nixosModules.home-manager {
+            home-manager.users.root = import ./home/root/ginaz.nix;
+            home-manager.users.nipsy = import ./home/nipsy/ginaz.nix;
+          }
+        ];
+      };
+
       ginaz = nixpkgs-unstable.lib.nixosSystem {
         pkgs = pkgs-unstable;
         system = "x86_64-linux";
diff --git a/hosts/darkstar/default.nix b/hosts/darkstar/default.nix
new file mode 100644
index 0000000..f372762
--- /dev/null
+++ b/hosts/darkstar/default.nix
@@ -0,0 +1,58 @@
+{ config, pkgs, ... }: {
+  boot = {
+    initrd.kernelModules = [ "zfs" ];
+    kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
+    loader = {
+      efi = {
+        canTouchEfiVariables = true;
+        efiSysMountPoint = "/efiboot/efi1";
+      };
+      systemd-boot = {
+        enable = true;
+        extraInstallCommands = ''
+          mount -t vfat -o iocharset=iso8859-1 /dev/disk/by-label/ESP1 /efiboot/efi1
+          mount -t vfat -o iocharset=iso8859-1 /dev/disk/by-label/ESP2 /efiboot/efi2
+          cp -r /efiboot/efi1/* /efiboot/efi2
+        '';
+      };
+      timeout = 3;
+    };
+    supportedFilesystems = [ "zfs" ];
+    zfs.devNodes = "/dev/disk/by-label";
+  };
+
+  #environment.systemPackages = with pkgs; [
+  #  something
+  #  somethingelse
+  #];
+
+  imports = [
+    ./hardware-configuration.nix
+    ../common/core
+    #../common/optional/db.nix
+    #../common/optional/dev.nix
+    #../common/optional/ebooks.nix
+    #../common/optional/games.nix
+    #../common/optional/google-authenticator.nix
+    ../common/optional/misc.nix
+    #../common/optional/multimedia.nix
+    #../common/optional/pipewire.nix
+    #../common/optional/sdr.nix
+    ../common/optional/services/openssh.nix
+    #../common/optional/services/xorg.nix
+    #../common/optional/sound.nix
+    ../common/optional/zfs.nix
+    ../common/users/nipsy
+    ../common/users/root
+  ];
+
+  networking = {
+    hostId = "f9ca5efe";
+    hostName = "darkstar";
+    domain = "bitgnome.net";
+    #networkmanager.enable = true;
+    nftables.enable = true;
+  };
+
+  system.stateVersion = "23.11";
+}
diff --git a/hosts/darkstar/disks.nix b/hosts/darkstar/disks.nix
new file mode 100644
index 0000000..64bc36b
--- /dev/null
+++ b/hosts/darkstar/disks.nix
@@ -0,0 +1,132 @@
+{
+  disko.devices = {
+    disk = {
+      nvme0n1 = {
+        type = "disk";
+        device = "/dev/nvme0n1";
+        content = {
+          type = "gpt";
+          partitions = {
+            ESP = {
+              size = "1G";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/efiboot/efi1";
+                mountOptions = [ "defaults" ];
+                extraArgs = [ "-n ESP1" ];
+              };
+            };
+            swap = {
+              size = "16G";
+              type = "8200";
+              content = {
+                type = "swap";
+                extraArgs = [ "-L swap1" ];
+              };
+            };
+            zfs = {
+              size = "100%";
+              content = {
+                type = "zfs";
+                pool = "rpool";
+              };
+            };
+          };
+        };
+      };
+      nvme1n1 = {
+        type = "disk";
+        device = "/dev/nvme1n1";
+        content = {
+          type = "gpt";
+          partitions = {
+            ESP = {
+              size = "1G";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/efiboot/efi2";
+                mountOptions = [ "defaults" ];
+                extraArgs = [ "-n ESP2" ];
+              };
+            };
+            swap = {
+              size = "16G";
+              type = "8200";
+              content = {
+                type = "swap";
+                extraArgs = [ "-L swap2" ];
+              };
+            };
+            zfs = {
+              size = "100%";
+              content = {
+                type = "zfs";
+                pool = "rpool";
+              };
+            };
+          };
+        };
+      };
+    };
+    zpool = {
+      rpool = {
+        mode = "mirror";
+        type = "zpool";
+        rootFsOptions = {
+          acltype = "posixacl";
+          canmount = "off";
+          compression = "on";
+          dnodesize = "auto";
+          relatime = "on";
+          xattr = "sa";
+        };
+        options = {
+          ashift = "12";
+          autotrim = "on";
+        };
+        datasets = {
+          "local" = {
+            type = "zfs_fs";
+            options.mountpoint = "none";
+          };
+          "local/root" = {
+            type = "zfs_fs";
+            options.mountpoint = "legacy";
+            mountpoint = "/";
+          };
+          "local/nix" = {
+            type = "zfs_fs";
+            options = {
+              atime = "off";
+              mountpoint = "legacy";
+            };
+            mountpoint = "/nix";
+          };
+          "user" = {
+            type = "zfs_fs";
+            options.mountpoint = "none";
+          };
+          "user/home" = {
+            type = "zfs_fs";
+            options.mountpoint = "legacy";
+            mountpoint = "/home";
+          };
+          "user/home/root" = {
+            type = "zfs_fs";
+            options.mountpoint = "legacy";
+            mountpoint = "/root";
+          };
+          "user/home/nipsy" = {
+            type = "zfs_fs";
+            options.mountpoint = "legacy";
+            mountpoint = "/home/nipsy";
+          };
+        };
+      };
+    };
+  };
+}
diff --git a/hosts/darkstar/hardware-configuration.nix b/hosts/darkstar/hardware-configuration.nix
new file mode 100644
index 0000000..3acea79
--- /dev/null
+++ b/hosts/darkstar/hardware-configuration.nix
@@ -0,0 +1,57 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ #(modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "thunderbolt" "nvme" "usbhid" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "rpool/local/root";
+      fsType = "zfs";
+    };
+
+  fileSystems."/efiboot/efi2" =
+    { device = "/dev/disk/by-label/ESP2";
+      fsType = "vfat";
+      options = [ "X-mount.mkdir" "iocharset=iso8859-1" ];
+    };
+
+  fileSystems."/nix" =
+    { device = "rpool/local/nix";
+      fsType = "zfs";
+    };
+
+  fileSystems."/root" =
+    { device = "rpool/user/home/root";
+      fsType = "zfs";
+    };
+
+  fileSystems."/home/nipsy" =
+    { device = "rpool/user/home/nipsy";
+      fsType = "zfs";
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-label/swap1"; }
+      { device = "/dev/disk/by-label/swap2"; }
+    ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp116s0.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp117s0.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlo1.useDHCP = lib.mkDefault true;
+
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}
diff --git a/scripts/hostid-gen b/scripts/hostid-gen
new file mode 100755
index 0000000..8131df1
--- /dev/null
+++ b/scripts/hostid-gen
@@ -0,0 +1,2 @@
+#!/usr/bin/env zsh
+grep -aEo '[[:xdigit:]]{4}' /dev/random | head -2 | xargs | tr A-Z a-z | tr -d ' '
-- 
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