Remove ADC and yggdrasil from hydra

hosts/hydra/adc.nix

@@ -1,36 +0,0 @@
-{ config, pkgs, lib, ... }:
-
-let ncdcPort = 1512;
-in {
-  services.uhub = {
-    enable = true;
-    enableTLS = false;
-    port = 19061;
-    hubConfig = ''
-      hub_name=c3d2
-      hub_description=<<</>>
-      show_banner_sys_info=0
-    '';
-    plugins.history.enable = true;
-    plugins.welcome = {
-      enable = true;
-      motd = ''
-          ______    ______
-         / / / /   / /\ \ \
-        / / / /   / /  \ \ \
-        \ \ \ \  / /   / / /
-         \_\_\_\/_/   /_/_/
-      '';
-    };
-  };
-
-  networking.firewall.allowedTCPPorts = [ ncdcPort config.services.uhub.port ];
-  networking.firewall.allowedUDPPorts = [ ncdcPort ];
-
-  users.users.ncdc = {
-    isNormalUser = true;
-    uid = 1511;
-    openssh.authorizedKeys.keys =
-      config.users.users.root.openssh.authorizedKeys.keys;
-  };
-}

hosts/hydra/configuration.nix

@@ -3,32 +3,17 @@
 {
   imports = [
     <nixpkgs/nixos/modules/profiles/minimal.nix>
-    ./adc.nix
     ./hydra.nix
     ./cache.nix
-    # ./flakebert.nix
     ./../../lib/hq.nix
-    ./../../lib/yggdrasil.nix
-    ./../../lib/tun.nix
     ./../../lib/emery.nix
   ];
 
-  services.yggdrasil = {
-    configFile = "/var/lib/yggdrasil/keys";
-    config.Peers = [
-      "tcp://[2a03:3b40:fe:ab::1]:46370" # Praha
-      "tcp://ygg.thingylabs.io:443" # Nürnberg
-      "tcp://176.223.130.120:22632" # Wrocław
-      "tcp://[2a05:9403::8b]:7743" # Praha
-    ];
-  };
+  networking.interfaces.eth0.preferTempAddress = false;
 
   nixpkgs.config.allowUnfree = true;
 
   security.pam.enableSSHAgentAuth = true;
-  users.users.root.openssh.authorizedKeys.keys = [
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICgL2kRs+cXAcUzOO2Tp+mtMBVuHqMuslQy3LN+HLSP4 emery@nixos"
-  ];
 
   services.openssh.enable = true;
   programs.mosh.enable = true;