{ lib, config, ... }:
{
  options.ssh = {
    disable = lib.mkOption {
      default = false;
      type = lib.types.bool;
      description = "disable ssh conifguration";
    };
    keys = lib.mkOption {
      type = lib.types.listOf lib.types.str;
      # A list of my keys so I can access my servers. This also allows me into
      # root on every system using this module.
      default = [
        "ssh-rsa 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 squibid@vrooom"
      ];
    };
  };

  config = lib.mkIf (!config.ssh.disable) {
    services.sshguard.enable = true;
    services.openssh = {
      enable = true;
      settings = {
        KbdInteractiveAuthentication = false;
        PasswordAuthentication = false;
        UseDns = false;
        X11Forwarding = false;
      };
    };

    users.users.root.openssh.authorizedKeys.keys = config.ssh.keys;
  };
}