NixOS/hosts/nas/configuration.nix

# 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, ... }:

{
  nix = {
    nixPath = [
      "nixpkgs=/nix/var/nix/profiles/per-user/root/channels/nixos"
      "nixos-config=/home/paul/.nixos/hosts/nas/configuration.nix"
      "/nix/var/nix/profiles/per-user/root/channels"
    ];
  };

  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];

  # Bootloader.
  boot.loader.grub.enable = true;
  boot.loader.grub.device = "/dev/sda";
  boot.loader.grub.useOSProber = true;

  # Disks
  fileSystems = {
  	"/mnt/sdb" = {
  		device = "/dev/disk/by-uuid/ff5645a7-e9f4-4f89-9eaa-75bb7c4a769d";
  		fsType = "btrfs";
  		options = ["defaults"];
  	};
  	"/mnt/sdc" ={
  		device = "/dev/disk/by-uuid/5359ba4d-2737-4081-843c-fcedc2b465ad";
  		fsType = "btrfs";
  		options = [ "defaults" ];
  	};
  };

  # Networking options, Tailscale is located in Services section
  networking = {
  	hostName = "nas"; # Define your hostname.
  	firewall.enable = false;
	dhcpcd.enable = true;
	interfaces = {
		ens18.ipv4.addresses = [{
			address = "192.168.1.101";
			prefixLength = 20;
		}];		
	};
	defaultGateway = {
		address = "192.168.1.254";
		interface = "ens18";
	};
	nameservers = [ "100.91.252.17" "100.96.32.13"];
  };

  virtualisation = {
    docker = {
      enable = true;
      autoPrune = {
        enable = true;
        dates = "weekly";
      };
    };
  };

    nix = {
    settings = {
        experimental-features = [ "nix-command" "flakes" ];
        warn-dirty = false;
    };
  };

  
  services.samba-wsdd.enable = true; # make shares visible for windows 10 clients
  services.samba = {
    enable = true;
    securityType = "user";
    extraConfig = ''
      workgroup = WORKGROUP
      server string = testnix
      netbios name = testnix
      security = user
      guest ok = yes
      guest account = nobody
      map to guest = bad user
      load printers = no
    '';
    shares = {
      movies = {
        path = "/mnt/sdb";
        browseable = "yes";
        "read only" = "no";
        "guest ok" = "yes";
        "create mask" = "0644";
        "directory mask" = "0755";
        "force user" = "paul";
        "force group" = "users";
      };
      tv-shows = {
        path = "/mnt/sdc";
        browseable = "yes";
        "read only" = "no";
        "guest ok" = "yes";
        "create mask" = "0644";
        "directory mask" = "0755";
        "force user" = "paul";
        "force group" = "users";
      };
    };
  };

  # Enable networking
  networking.networkmanager.enable = true;

  # Set your time zone.
  time.timeZone = "America/Chicago";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "en_US.UTF-8";
    LC_IDENTIFICATION = "en_US.UTF-8";
    LC_MEASUREMENT = "en_US.UTF-8";
    LC_MONETARY = "en_US.UTF-8";
    LC_NAME = "en_US.UTF-8";
    LC_NUMERIC = "en_US.UTF-8";
    LC_PAPER = "en_US.UTF-8";
    LC_TELEPHONE = "en_US.UTF-8";
    LC_TIME = "en_US.UTF-8";
  };

  # Configure keymap in X11
  services.xserver = {
    xkb.layout = "us";
    xkb.variant = "";
  };

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.paul = {
    isNormalUser = true;
    description = "Paul";
    extraGroups = [ "networkmanager" "wheel" ];
    packages = with pkgs; [];
  };

  # Allow unfree packages
  nixpkgs.config.allowUnfree = true;

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    micro
	docker-compose
	htop
	iotop
	lm_sensors
	ncdu
	nmap
	tailscale
	tdns-cli
	tmux
	tree
	wget
  ];

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  programs = {
    mtr.enable = true;
    gnupg.agent = {
      enable = true;
      enableSSHSupport = true;
      };
    git.enable = true;
  };

  # List services that you want to enable:
  services = {
  	openssh.enable = true;
	qemuGuest.enable = true;
	tailscale.enable = true;
	};
	  
  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  #  networking.firewall.enable = false;

  # Enable Automatic Upgrades
  system.autoUpgrade.enable = true;
  nix.gc.automatic = true;
  nix.gc.dates = "weekly"; # Run garbage collection weekly to free up disk space

  # This value determines the NixOS release from which the default
  # settings for stateful data, like file locations and database versions
  # on your system were taken. It‘s perfectly fine and recommended to leave
  # this value at the release version of the first install of this system.
  # Before changing this value read the documentation for this option
  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
  system.stateVersion = "23.05"; # Did you read the comment?

}