hosts/aubergine/networking.nix

   1 { lib, ... }:
   2 with lib;
   3 with (import networking/names-and-numbers.nix);
   4 {
   5   imports = [
   6     networking/ftth.nix
   7     networking/ethernet.nix
   8     networking/wifi.nix
   9     networking/lte.nix
  10     networking/nftables.nix
  11     ../../nixos/profiles/dnscrypt-proxy2.nix
  12     ../../nixos/profiles/networking/ssh.nix
  13   ];
  14   install.substituteOnDestination = false;
  15   networking.domain = "wg";
  16   networking.useDHCP = false;
  17
  18   boot.kernel.sysctl."net.ipv4.ip_forward" = 1;
  19   networking.nftables.ruleset = mkAfter ''
  20     table inet filter {
  21       chain forward-to-lan {
  22         #jump forward-connectivity
  23         counter accept
  24       }
  25       chain forward-to-net {
  26         #jump forward-connectivity
  27         counter accept
  28       }
  29       chain forward-from-net {
  30         ct state { established, related } accept
  31         log level warn prefix "forward-from-net: " counter drop
  32       }
  33       chain forward {
  34         log level warn prefix "forward: " counter drop
  35       }
  36     }
  37   '';
  38
  39   networking.networkmanager.enable = true;
  40   services.avahi = {
  41     enable = true;
  42     openFirewall = true;
  43     nssmdns4 = true;
  44     publish = {
  45       enable = true;
  46       addresses = true;
  47       domain = true;
  48       hinfo = true;
  49       userServices = true;
  50       workstation = true;
  51     };
  52   };
  53   # WARNING: settings.listen_addresses are not merged...
  54   # hence there all defined here.
  55   services.dnscrypt-proxy2.settings.listen_addresses = [
  56     "127.0.0.1:53"
  57     "[::1]:53"
  58     "${eth1IPv4}.1:53"
  59     "${eth2IPv4}.1:53"
  60     "${eth3IPv4}.1:53"
  61     "${wifiIPv4}.1:53"
  62   ];
  63
  64   services.openssh.settings.X11Forwarding = true;
  65
  66   services.vnstat.enable = true;
  67
  68   systemd.services.sshd.serviceConfig.LoadCredentialEncrypted = [
  69     "host.key:${ssh/host.key.cred}"
  70   ];
  71 }