hosts/courge/networking.nix

   1 { pkgs, lib, ... }:
   2 {
   3   imports = [
   4     ../../nixos/profiles/dnscrypt-proxy2.nix
   5     ../../nixos/profiles/networking/remote.nix
   6     ./nebula.nix
   7     networking/nftables.nix
   8   ];
   9   install.substituteOnDestination = false;
  10
  11   networking.nftables.ruleset = lib.mkAfter ''
  12     table inet filter {
  13       chain input {
  14         ip daddr 10.0.0.0/8 counter goto input-lan
  15         ip daddr 172.16.0.0/12 counter goto input-lan
  16         ip daddr 192.168.0.0/16 counter goto input-lan
  17         ip daddr 224.0.0.0/3 counter goto input-lan
  18         goto input-net
  19       }
  20       chain output {
  21         ip daddr 10.0.0.0/8 counter goto output-lan
  22         ip daddr 172.16.0.0/12 counter goto output-lan
  23         ip daddr 192.168.0.0/16 counter goto output-lan
  24         ip daddr 224.0.0.0/3 counter goto output-lan
  25         jump output-net
  26         log level warn prefix "output-net: " counter drop
  27       }
  28     }
  29   '';
  30
  31   networking.networkmanager.enable = true;
  32   services.avahi.enable = true;
  33   services.openssh.settings.X11Forwarding = true;
  34   services.vnstat.enable = true;
  35   systemd.services.sshd.serviceConfig.LoadCredentialEncrypted = [
  36     "host.key:${ssh/host.key.cred}"
  37   ];
  38   services.openssh.extraConfig = ''
  39     Match User julm
  40       ForceCommand systemd-inhibit --who="SSH session" --why="Active ssh user blocks suspend" --what=idle --mode=block bash
  41   '';
  42 }