# An SSH server, using 'mosh' { config, lib, ... }: let cfg = config.my.services.ssh-server; in { options.my.services.ssh-server = { enable = lib.mkEnableOption "SSH Server using 'mosh'"; }; config = lib.mkIf cfg.enable { services.openssh = { # Enable the OpenSSH daemon. enable = true; # Be more secure permitRootLogin = "no"; passwordAuthentication = false; }; # Opens the relevant UDP ports. programs.mosh.enable = true; }; }