# 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
    ];

  # No systemd emergency mode (can't reliably be accessed over SSH)
  systemd.enableEmergencyMode = false;

  # Use the GRUB 2 boot loader.
  boot.loader.efi.canTouchEfiVariables = false;
  boot.loader.efi.efiSysMountPoint = "/boot/efi";
  boot.loader.grub = {
    enable = true;
    device = "nodev";
    efiSupport = true;
    enableCryptodisk = true;
    efiInstallAsRemovable = true;
  };

  boot.initrd.secrets = {
    "/keyfile0.bin" = /etc/secrets/initrd/keyfile0.bin;
    "/keyfile1.bin" = /etc/secrets/initrd/keyfile1.bin;
  };

  # Remote SSH unlock
  boot.initrd.network.enable = true;
  boot.initrd.network.ssh = {
    enable = true;
    port = 22;
    authorizedKeys = [ "ssh-rsa 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 anish@curve " ];
    hostKeys = [ "/etc/secrets/initrd/ssh_host_ed25519_key" ]; # create this file with `ssh-keygen -t ed25519 -N "" -f /etc/secrets/initrd/ssh_host_ed25519_key`
  };
  boot.initrd.availableKernelModules = [ "igc" "iwlwifi" ];

  boot.initrd.luks.devices = {
    "root" = {
      #name = "root";
      device = "/dev/disk/by-uuid/f37f3222-47d7-42d8-b400-363320a31853"; # UUID for /dev/nvme01np2 
      preLVM = true;
      allowDiscards = true;
      keyFile = "/keyfile0.bin";
    };
  };

  # Data mount
  # fileSystems."/data" = {
  #   device = "/dev/disk/by-uuid/3276a297-9ee4-4998-b262-1ed100366c06"; # UUID for /dev/mapper/crypted-data
  #   encrypted = {
  #     enable = true;
  #     label = "crypted-data";
  #     blkDev = "/dev/disk/by-uuid/8a317bf4-fe13-4334-a6df-5fe5a5048b5e"; # UUID for /dev/sda1
  #     keyFile = "/keyfile1.bin";
  #   };
  # };

  networking.interfaces.enp2s0 = {
    ipv4.addresses = [{
      address = "192.168.1.240";
      prefixLength = 24;
    }];
    ipv4.routes = [{ address = "192.168.1.0"; prefixLength = 24; via = "192.168.1.1"; }];
    useDHCP = false;
  };
  #networking.nameservers = [ "172.16.11.240" ];
  networking.nameservers = [ "192.168.1.1" ];
  networking.defaultGateway = {
    address = "192.168.1.1";
    interface = "enp2s0";
  };

  networking.hostName = "box"; # Define your hostname.
  # networking.wireless.enable = true; # Enables wireless support via wpa_supplicant.

  # The global useDHCP flag is deprecated, therefore explicitly set to false here.
  # Per-interface useDHCP will be mandatory in the future, so this generated config
  # replicates the default behaviour.
  networking.useDHCP = false;
  networking.interfaces.wlp3s0.useDHCP = true;

  # Enable the OpenSSH daemon.
  services.openssh.enable = true;
  networking.firewall.allowedTCPPorts = [ 22 ];
  sound.enable = false;

  programs.gnupg.agent.enable = true;
  programs.gnupg.agent.pinentryFlavor = "curses";
  programs.gnupg.agent.enableSSHSupport = true;

  # This value determines the NixOS release with which your system is to be
  # compatible, in order to avoid breaking some software such as database
  # servers. You should change this only after NixOS release notes say you
  # should.
  system.stateVersion = "19.09"; # Did you read the comment?

}