From eb83880671d4ab366ccfed87c3f69d036e68fbf1 Mon Sep 17 00:00:00 2001
From: Gene Liverman <gene@technicalissues.us>
Date: Tue, 20 Aug 2024 12:13:09 -0400
Subject: [PATCH] Create host/vm named smarthome

---
 flake.nix                                     | 15 +++++
 modules/home-manager/hosts/smarthome/gene.nix |  7 +++
 modules/hosts/nixos/smarthome/default.nix     | 53 ++++++++++++++++++
 modules/hosts/nixos/smarthome/disk-config.nix | 56 +++++++++++++++++++
 .../smarthome/hardware-configuration.nix      | 15 +++++
 5 files changed, 146 insertions(+)
 create mode 100644 modules/home-manager/hosts/smarthome/gene.nix
 create mode 100644 modules/hosts/nixos/smarthome/default.nix
 create mode 100644 modules/hosts/nixos/smarthome/disk-config.nix
 create mode 100644 modules/hosts/nixos/smarthome/hardware-configuration.nix

diff --git a/flake.nix b/flake.nix
index 5a65fdf..dcbe4b3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -122,6 +122,14 @@
           };
           overlays = [ nixpkgs-terraform.overlays.default ];
         };
+        pkgs-unstable = import nixpkgs-unstable {
+          inherit system;
+          config = {
+            allowUnfree = true;
+            permittedInsecurePackages = [ "electron-21.4.4" ];
+          };
+          overlays = [ ];
+        };
       } // additionalSpecialArgs;
       modules = [
         disko.nixosModules.disko
@@ -233,6 +241,13 @@
         ];
         additionalSpecialArgs = {};
       };
+      smarthome = nixosHostConfig {
+        system = "x86_64-linux";
+        hostname = "smarthome";
+        username = "gene";
+        additionalModules = [];
+        additionalSpecialArgs = {};
+      };
     }; # end nixosConfigurations
 
     # Home Manager (only) users
diff --git a/modules/home-manager/hosts/smarthome/gene.nix b/modules/home-manager/hosts/smarthome/gene.nix
new file mode 100644
index 0000000..2645578
--- /dev/null
+++ b/modules/home-manager/hosts/smarthome/gene.nix
@@ -0,0 +1,7 @@
+{ ... }: {
+  home.stateVersion = "24.05";
+  imports = [
+    ../../common/all-cli.nix
+    ../../common/all-linux.nix
+  ];  
+}
diff --git a/modules/hosts/nixos/smarthome/default.nix b/modules/hosts/nixos/smarthome/default.nix
new file mode 100644
index 0000000..2e363e6
--- /dev/null
+++ b/modules/hosts/nixos/smarthome/default.nix
@@ -0,0 +1,53 @@
+{ pkgs-unstable, username, ... }: {
+  imports = [ # Include the results of the hardware scan.
+    ./disk-config.nix
+    ./hardware-configuration.nix
+    ../../../system/common/linux/restic.nix
+  ];
+
+  system.stateVersion = "24.05";
+
+  boot.loader.grub.enable = true;
+
+  networking = {
+    firewall.allowedTCPPorts = [
+      22   # ssh
+    ];
+    hostId = "aedb8615";
+    useDHCP = false;
+    networkmanager.enable = false;
+    useNetworkd = true;
+    interfaces.ens18.ipv4.addresses = [{
+      address = "192.168.22.23";
+      prefixLength = 24;
+    }];
+  };
+
+  services = {
+    esphome = {
+      enable = true;
+      package = pkgs-unstable.esphome;
+      address = "0.0.0.0";
+      openFirewall = true;
+      port = 6052;
+    };
+    qemuGuest.enable = true;
+    resolved.enable = true;
+    restic.backups.daily.paths = [
+      "/var/lib/esphome"
+    ];
+  };
+
+  users.users.${username} = {
+    isNormalUser = true;
+    description = "Gene Liverman";
+    extraGroups = [ "wheel" ];
+    hashedPassword = 
+    linger = true;
+    openssh.authorizedKeys.keys = [
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBjigwV0KnnaTnFmKjjvnULa5X+hvsy2FAlu+lUUY59f gene@rainbow-planet"
+      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIp42X5DZ713+bgbOO+GXROufUFdxWo7NjJbGQ285x3N gene.liverman@ltnglobal.com"
+    ];
+  };
+}
+
diff --git a/modules/hosts/nixos/smarthome/disk-config.nix b/modules/hosts/nixos/smarthome/disk-config.nix
new file mode 100644
index 0000000..be92b4a
--- /dev/null
+++ b/modules/hosts/nixos/smarthome/disk-config.nix
@@ -0,0 +1,56 @@
+# Example to create a bios compatible gpt partition
+{ lib, ... }:
+{
+  disko.devices = {
+    disk.disk1 = {
+      device = lib.mkDefault "/dev/sda";
+      type = "disk";
+      content = {
+        type = "gpt";
+        partitions = {
+          boot = {
+            name = "boot";
+            size = "1M";
+            type = "EF02";
+          };
+          esp = {
+            name = "ESP";
+            size = "500M";
+            type = "EF00";
+            content = {
+              type = "filesystem";
+              format = "vfat";
+              mountpoint = "/boot";
+            };
+          };
+          root = {
+            name = "root";
+            size = "100%";
+            content = {
+              type = "lvm_pv";
+              vg = "pool";
+            };
+          };
+        };
+      };
+    };
+    lvm_vg = {
+      pool = {
+        type = "lvm_vg";
+        lvs = {
+          root = {
+            size = "100%FREE";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/";
+              mountOptions = [
+                "defaults"
+              ];
+            };
+          };
+        };
+      };
+    };
+  };
+}
\ No newline at end of file
diff --git a/modules/hosts/nixos/smarthome/hardware-configuration.nix b/modules/hosts/nixos/smarthome/hardware-configuration.nix
new file mode 100644
index 0000000..e7f5c2d
--- /dev/null
+++ b/modules/hosts/nixos/smarthome/hardware-configuration.nix
@@ -0,0 +1,15 @@
+# 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.
+{ lib, modulesPath, ... }: {
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+  ];
+
+  boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "virtio_pci" "virtio_scsi" "sd_mod" "sr_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+}