hosts/vidhar/dsl.nix


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64

{ config, lib, pkgs, ... }:

with lib;

let
  pppInterface = config.networking.pppInterface;
in {
  options = {
    networking.pppInterface = mkOption {
      type = types.str;
      default = "dsl";
    };
  };
  
  config = {
    networking.vlans = {
      telekom = {
        id = 7;
        interface = "eno2";
      };
    };
    
    services.pppd = {
      enable = true;
      peers.telekom.config = ''
        nodefaultroute
        ifname ${pppInterface}
        lcp-echo-failure 1
        lcp-echo-interval 1
        maxfail 0
        mtu 1492
        mru 1492
        plugin rp-pppoe.so
        name telekom
        user 002576900250551137425220#0001@t-online.de
        telekom
        debug
      '';
    };
    systemd.services."pppd-telekom".serviceConfig = lib.mkForce {
      ExecStart = "${lib.getBin pkgs.ppp}/sbin/pppd call telekom nodetach nolog";
      Restart = "always";
      RestartSec = 5;

      RuntimeDirectory = "pppd";
      RuntimeDirectoryPreserve = true;
    };
    sops.secrets."pap-secrets" = {
      format = "binary";
      sopsFile = ./pap-secrets;
      path = "/etc/ppp/pap-secrets";
    };

    environment.etc = {
      "ppp/ip-up" = {
        text = ''
          #!${pkgs.runtimeShell}
          ${pkgs.iproute}/bin/ip route add default via "$5" dev "${pppInterface}" metric 512
        '';
        mode = "0555";
      };
    };
  };
}