From 6934333e13abeed73319c63eb681784d2af3e0b7 Mon Sep 17 00:00:00 2001
From: Kate <kate@deprekated.net>
Date: Mon, 20 Jan 2025 12:22:05 +0100
Subject: [PATCH] komashi: fix up cellular and misc config~

---
 nixos/hosts/komashi/cellular.nix | 23 +++++++++++++++++++++++
 wezterm/wezterm.lua              |  1 +
 2 files changed, 24 insertions(+)

diff --git a/nixos/hosts/komashi/cellular.nix b/nixos/hosts/komashi/cellular.nix
index 70736c7..0e997e3 100644
--- a/nixos/hosts/komashi/cellular.nix
+++ b/nixos/hosts/komashi/cellular.nix
@@ -6,6 +6,7 @@
 {
   pkgs,
   deprekages,
+  config,
   ...
 }:
 {
@@ -135,6 +136,28 @@
       # Let anyone execute this.
       mode = "555";
     };
+
+    # Work properly with KPN's 4-over-6 IP-wonk.
+    services.clatd = {
+      enable = true;
+      settings = {
+        ip6tables-enable = true;
+        v4-conncheck-delay = 1;
+      };
+    };
+    networking.networkmanager.dispatcherScripts = [{
+      source = pkgs.writeShellScript "magic" ''
+        if [[ "$DEVICE_IFACE" == wwan* ]]; then
+          if [[ "$NM_DISPATCHER_ACTION" == "up" ]]; then
+            printf '[Service]\nExecStart=\nExecStart=${config.systemd.services.clatd.serviceConfig.ExecStart} dns64-servers=%s' "$(printf "%s" "$IP6_NAMESERVERS" | ${pkgs.coreutils}/bin/tr ' ' ',')" | ${pkgs.systemd}/bin/systemctl edit --stdin clatd.service --runtime
+            ${pkgs.systemd}/bin/systemctl restart clatd
+          fi
+          if [[ "$NM_DISPATCHER_ACTION" == "down" ]]; then
+            ${pkgs.systemd}/bin/systemctl restart clatd
+          fi
+        fi
+      '';
+    }];
   };
 
 }
diff --git a/wezterm/wezterm.lua b/wezterm/wezterm.lua
index cfdf68f..809b9b1 100644
--- a/wezterm/wezterm.lua
+++ b/wezterm/wezterm.lua
@@ -213,6 +213,7 @@ font_overrides = {
 	trailblazer = 11,
 	kanbaru = 12,
 	aigis = 12;
+	komashi = 12;
 }
 
 if font_overrides[hostname] ~= nil then