2maccabees setup

DNS setup with dnsmasq
DHCP setup with dnsmasq
Home Assistant setup

.gitignore

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+host
+hardware-configuration.nix

base.nix

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+{ config, pkgs, ... }:
+
+{
+	# I am a fan of network manager, myself
+	networking.networkmanager.enable = true;
+
+	# Define a user account. Don't forget to set a password with ‘passwd’.
+	users.users.greg = {
+		isNormalUser = true;
+		extraGroups = [ "wheel" "networkmanager" ]; # Enable ‘sudo’ for the user.
+		openssh.authorizedKeys.keys = [
+			"ssh-rsa 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 ghelling@unknown38BAF87CD102"
+			"ssh-rsa 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 gregory.hellings@C02G48H8MD6R"
+		];
+	};
+
+	# Enable the OpenSSH daemon for remote control
+	services.openssh.enable = true;
+
+	# Base packages that need to be in all my hosts
+	environment.systemPackages = with pkgs; [
+		vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
+		wget
+		git
+		home-manager
+		python3
+		tmux
+	];
+
+	i18n.defaultLocale = "en_US.UTF-8";
+
+	console = {
+		font = "Lat2-Terminus16";
+		keyMap = "us";
+	};
+
+	# Keep freespace available, at a minimum
+	nix.extraOptions = ''
+		min-free = ${toString (1024 * 1024 * 1024) }
+		max-free = ${toString (5 * 1024 * 1024 * 1024) }
+	'';
+	# Use hardlinking instead of copying when possible
+	nix.autoOptimiseStore = true;
+
+	# The set of default values, which allow syou to keep system defaults set
+	# to a predictable value as you upgrade the system
+	system.stateVersion = "21.11";
+}

configuration.nix

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+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+
+{ config, pkgs, ... }:
+
+{
+  imports =
+    [ # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+      ./base.nix
+      ./host/default.nix
+    ];
+}

hosts/2maccabees/default.nix

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+{ config, pkgs, ... }:
+
+{
+  imports = [
+    ./networking.nix
+    ./dnsmasq.nix
+	./home-assistant.nix
+    ../profiles/rpi4.nix
+	../profiles/home.nix
+  ];
+  networking.hostName = "2maccabees";
+  networking.domain = "home.thehellings.com";
+}

hosts/2maccabees/dnsmasq.nix

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+{ config, pkgs, ... }:
+
+let
+	extraHosts = builtins.concatStringsSep "\n" [
+		"10.42.0.1 switch"
+		"10.42.1.1 router"
+		"10.42.1.2 dns smart"
+		"10.42.1.3 printer"
+		"10.42.1.4 chronicles"
+		"10.42.1.12 tv"
+	];
+
+	extraConfig = builtins.concatStringsSep "\n" [
+		"expand-hosts"
+		"domain=thehellings.lan"
+		"log-dhcp"
+		"log-queries"
+		"addn-hosts=/etc/adblock_hosts"
+
+#		"dhcp-range=eth0,10.42.0.1,10.42.1.255,255.255.0.0,static"
+		"dhcp-range=eth0,10.42.2.1,10.42.2.255,255.255.0.0,12h"
+		"dhcp-option=eth0,option:router,10.42.1.1"
+		"dhcp-option=eth0,option:dns-server,10.42.1.2"
+		"dhcp-option=eth0,option:domain-search,thehellings.lan"
+
+		"dhcp-range=vlan66@eth0,192.168.66.3,192.168.66.150,255.255.255.0,12h"
+		"dhcp-option=vlan66@eth0,option:router,192.168.66.1"
+		"dhcp-option=vlan66@eth0,option:dns-server,192.168.66.2"
+
+		"dhcp-range=vlan67@eth0,192.168.67.3,192.168.67.150,12h"
+		"dhcp-option=vlan67@eth0,option:router,192.168.67.1"
+		"dhcp-option=vlan67@eth0,option:dns-server,192.168.67.2"
+	];
+in
+{
+	# Enable the service with its own configuration
+	services.dnsmasq = {
+		enable = true;
+		# Public AdGuard DNS servers
+		servers = [
+			"94.140.14.14"
+			"94.140.15.15"
+		];
+		extraConfig = "${extraConfig}";
+	};
+	environment.systemPackages = [ pkgs.curl ];
+
+	# Regularly update DNS block list
+	services.cron = {
+		enable = true;
+		systemCronJobs = [
+			"* * * * * root ( ${pkgs.curl}/bin/curl -s https://raw.githubusercontent.com/StevenBlack/hosts/master/hosts | sed '1,33d' > /etc/adblock_hosts && systemctl restart dnsmasq ) 2>&1 > /var/log/adblock.log"
+		];
+	};
+
+	# Allow traffic through
+	networking.firewall = {
+		enable = true;
+		allowedTCPPorts = [ 53 ];
+		allowedUDPPorts = [ 53 67 ];
+	};
+
+	# Custom host addition
+	networking.extraHosts = "${extraHosts}";
+}

hosts/2maccabees/home-assistant.nix

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+{ config, pkgs, ... }:
+
+let
+	#unstable-src = builtins.fetchTarball "https://github.com/NixOS/nixpkgs/archive/nixos-unstable.tar.gz";
+	#unstable = import unstable-src {};
+	unstable = import <nixos-unstable> {};
+in
+{
+	#services.home-assistant = {
+	#	enable = true;
+	#	applyDefaultConfig = true;
+	#	configWritable = true;
+	#	configDir = "/var/lib/hass";
+	#	config = {
+	#		default_config = {};
+	#		met = {};
+	#		frontend = {};
+	#		http = {
+	#			use_x_forwarded_for = true;
+	#			trusted_proxies = [ "127.0.0.1" "::1" ];
+	#		};
+	#		"map" = {};
+	#		cloud = {};
+	#		mobile_app = {};
+	#	};
+
+	#	package = (unstable.home-assistant.override {
+	#		extraComponents = [
+	#			"accuweather"
+	#			"cast"
+	#			"cloud"
+	#			"default_config"
+	#			"esphome"
+	#			"google"
+	#			"google_assistant"
+	#			"roomba"
+	#			"synology_dsm"
+	#			"tplink"
+	#			"wiz"
+	#			"zwave_js"
+	#		];
+	#		extraPackages = py: with unstable.python39Packages; [
+	#			ifaddr
+	#		];
+	#	}).overrideAttrs (oldAttrs: {
+	#		doInstallCheck = false;
+	#	});
+	#	openFirewall = true;
+	#};
+
+	virtualisation.podman.enable = true;
+
+	virtualisation.oci-containers = {
+		backend = "podman";
+		containers."home-assistant" = {
+			image = "ghcr.io/home-assistant/home-assistant:stable";
+			ports = [ "127.0.0.1:8123:8123" ];
+			volumes = [ "/var/lib/hass:/config" ];
+			extraOptions = [
+				"--network" "podman"
+				"--network" "podman66:ip=192.168.66.193"
+			];
+		};
+	};
+
+	#systemd.services.podman66 = {
+		#wantedBy = [ "podman-home-assistant.service" ];
+		#serviceConfig = {
+			#Type = "oneshot";
+			#ExecStart = ''
+				#${pkgs.podman}/bin/podman network create -d macvlan -o parent=vlan66 --subnet 192.168.66.0/24 --ip-range 192.168.66.192/26 --gateway 192.168.66.1 podman66 || true
+			#'';
+		#};
+	#};
+
+	services.nginx = {
+		enable= true;
+		virtualHosts."smart.thehellings.lan".locations."/" = {
+			proxyPass = "http://127.0.0.1:8123";
+			extraConfig = ''
+				proxy_set_header Host $host;
+				proxy_http_version 1.1;
+				proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+				proxy_set_header Upgrade $http_upgrade;
+				proxy_set_header Connection $connection_upgrade;
+			'';
+		};
+	};
+
+	networking.firewall = {
+		enable = true;
+		allowedTCPPorts = [ 80 8123 ];
+	};
+}

hosts/2maccabees/networking.nix

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+{ config, ... }:
+
+{
+	networking = {
+		# This value is deprecated, you now set it per interface
+		useDHCP = false;
+		defaultGateway = "10.42.1.1";
+		nameservers = [ "127.0.0.1" ];
+		interfaces = {
+			eth0.ipv4.addresses = [ {
+				address = "10.42.1.2";
+				prefixLength = 16;
+			} ];
+			wlan0.useDHCP = true;
+
+			vlan66.ipv4.addresses = [ {
+				address = "192.168.66.2";
+				prefixLength = 24;
+			} ];
+
+			vlan67.ipv4.addresses = [ {
+				address = "192.168.67.2";
+				prefixLength = 24;
+			} ];
+		};
+
+		vlans = {
+			vlan66 = {
+				id = 66;
+				interface = "eth0";
+			};
+			vlan67 = {
+				id = 67;
+				interface = "eth0";
+			};
+		};
+	};
+
+	# Open ports in the firewall.
+	# networking.firewall.allowedTCPPorts = [ ... ];
+	# networking.firewall.allowedUDPPorts = [ ... ];
+	# Or disable the firewall altogether.
+	# networking.firewall.enable = false;
+}

profiles/gnome.nix

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+{ config, pkgs, ... }:
+
+{
+  # Sets up a basic Gnome installation
+  services.xserver = {
+    enable = true;
+    displayManager = {
+      gdm.enable = true;
+      gnome.enable = true;
+    };
+    layout = "us";
+    # Trackpad support
+    libinput.enable = true;
+  };
+
+  programs.dconf.enable = true;
+
+  # Enable some Gnome plugins that I like
+  environment.systemPackages = with pkgs; [
+    gnome3.adwaita-icon-theme
+    gnomeExtensions.appindicator
+  ];
+
+  services.udev.packages = with pkgs; [
+    gnome3.gnome-settings-daemon
+  ];
+}

profiles/home.nix

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+{ config, ... }:
+
+{
+  time.timeZone = "America/Chicago";
+}

profiles/rpi4.nix

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+# Base configurations for Raspberry Pi 4s
+{ config, pkgs, ... }:
+
+{
+  boot = {
+    # This prevents us from having to compile our own kernel
+    kernelPackages = pkgs.linuxPackages_rpi4;
+    kernelParams = [
+      "8250.nr_uarts=1"
+      "console=ttyAMA0,115200"
+      "console=tty1"
+      "cma=128M"
+    ];
+
+    loader = {
+      raspberryPi = {
+        enable = true;
+        version = 4;
+      };
+
+      # Use the extlinux boot loader. (NixOS wants to enable GRUB by default)
+      grub.enable = false;
+
+      # Enables the generation of /boot/extlinux/extlinux.conf
+      #generic-extlinux-compatible.enable = true;
+    };
+  };
+
+  environment.systemPackages = with pkgs; [
+    raspberrypifw
+  ];
+}