From 220732df77e7533e77421df7c1d8195dc6d0cdae Mon Sep 17 00:00:00 2001
From: sinanmohd <sinan@sinanmohd.com>
Date: Sat, 28 Oct 2023 22:58:37 +0530
Subject: kay/network: refactor

---
 hosts/kay/modules/network.nix   | 43 ++++++++++++++++++++---------------------
 hosts/kay/modules/router.nix    |  6 ++++--
 hosts/kay/modules/wireguard.nix |  4 ++--
 3 files changed, 27 insertions(+), 26 deletions(-)

(limited to 'hosts/kay')

diff --git a/hosts/kay/modules/network.nix b/hosts/kay/modules/network.nix
index 12788c6..95832d8 100644
--- a/hosts/kay/modules/network.nix
+++ b/hosts/kay/modules/network.nix
@@ -3,14 +3,11 @@
 let
   inetVlan = 722;
   wanInterface = "enp4s0";
-  domain = config.userdata.domain;
   nameServer = "1.0.0.1";
+  domain = config.userdata.domain;
 in
 {
-  imports = [
-    ./wireguard.nix
-    ./router.nix
-  ];
+  imports = [ ./router.nix ];
 
   sops.secrets = {
     "ppp/chap-secrets" = {};
@@ -20,7 +17,6 @@ in
   };
 
   networking = {
-    enableIPv6 = false;
     vlans.wan = {
       id = inetVlan;
       interface = wanInterface;
@@ -33,34 +29,37 @@ in
       settings.server = [ nameServer ];
     };
     pppd = {
-      secret = {
-        chap = config.sops.secrets."ppp/chap-secrets".path;
-        pap = config.sops.secrets."ppp/pap-secrets".path;
-      };
       enable = true;
       config = ''
         plugin pppoe.so
         nic-wan
         defaultroute
+        persist
+        mtu 1380
         noauth
+        noipv6
       '';
-      script."01-ddns" = {
-      runtimeInputs = with pkgs; [ curl coreutils ];
-      text = ''
-        wan_ip="$4"
-        api_key="$(cat ${config.sops.secrets."misc/namecheap.com".path})"
-        auth_url="https://dynamicdns.park-your-domain.com/update?host=@&domain=${domain}&password=''${api_key}&ip="
-
-        until curl --silent "$auth_url$wan_ip"; do
-            sleep 5
-        done
-      '';
-      };
       peers.bsnl = {
         enable = true;
         autostart = true;
         configFile = config.sops.secrets."ppp/username".path;
       };
+      secret = {
+        chap = config.sops.secrets."ppp/chap-secrets".path;
+        pap = config.sops.secrets."ppp/pap-secrets".path;
+      };
+      script."01-ddns" = {
+        runtimeInputs = with pkgs; [ curl coreutils ];
+        text = ''
+          wan_ip="$4"
+          api_key="$(cat ${config.sops.secrets."misc/namecheap.com".path})"
+          auth_url="https://dynamicdns.park-your-domain.com/update?host=@&domain=${domain}&password=''${api_key}&ip="
+
+          until curl --silent "$auth_url$wan_ip"; do
+              sleep 5
+          done
+        '';
+      };
     };
   };
 }
diff --git a/hosts/kay/modules/router.nix b/hosts/kay/modules/router.nix
index cf748ce..cc9aaae 100644
--- a/hosts/kay/modules/router.nix
+++ b/hosts/kay/modules/router.nix
@@ -1,15 +1,17 @@
 { ... }:
 
 let
-  lanInterface = "enp4s0";
+  lanInterface = "enp0s20u1";
   wanInterface = "ppp0";
   subnet = "10.0.0.0";
   prefix = 24;
   host = "10.0.0.1";
   leaseRangeStart = "10.0.0.100";
-  leaseRangeEnd = "10.0.0.240";
+  leaseRangeEnd = "10.0.0.254";
 in
 {
+  imports = [ ./wireguard.nix ];
+
   networking = {
     nat = {
       enable = true;
diff --git a/hosts/kay/modules/wireguard.nix b/hosts/kay/modules/wireguard.nix
index efafdcb..af489ca 100644
--- a/hosts/kay/modules/wireguard.nix
+++ b/hosts/kay/modules/wireguard.nix
@@ -26,7 +26,7 @@ in
     wireguard.interfaces.${wgInterface} = {
       ips = [ "10.0.1.1/${toString prefix}" ];
       listenPort = port;
-      mtu = 1380; # 1460 (ppp0) - 80
+      mtu = 1300; # 1380 (ppp0) - 80
       privateKeyFile = config.sops.secrets."misc/wireguard".path;
 
       peers = [
@@ -34,7 +34,7 @@ in
           publicKey = "IcMpAs/D0u8O/AcDBPC7pFUYSeFQXQpTqHpGOeVpjS8=";
           allowedIPs = [ "10.0.1.2/32" ];
         }
-        { # veu
+        { # vex
           publicKey = "bJ9aqGYD2Jh4MtWIL7q3XxVHFuUdwGJwO8p7H3nNPj8=";
           allowedIPs = [ "10.0.1.3/32" ];
         }
-- 
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