From a8b2a9b24b2828c59d800157c96186d7bba2ca4b Mon Sep 17 00:00:00 2001
From: Sagar Ch <git@sagar.ch>
Date: Wed, 12 Jun 2024 03:27:06 +0000
Subject: [PATCH] add default route in dhcp response
 https://github.com/systemd/systemd/issues/29579

---
 nixos/network/config.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/network/config.nix b/nixos/network/config.nix
index 4bb0240..f4cf0ac 100644
--- a/nixos/network/config.nix
+++ b/nixos/network/config.nix
@@ -67,7 +67,7 @@ let
         # lan ${lanName}
         dhcp-range=${lanInterfaceName},${dhcpStartAddress},${dhcpEndAddress},${netmask},12h
         domain=${lanDomainName},${lanInterfaceName}
-        dhcp-option=${lanInterfaceName},option:classless-static-route,${lib.concatStringsSep "," (builtins.map (route: "${route},${lanInterfaceIPAddress}") (builtins.filter (route: route != lanCfg.ipv4.range) staticRoutes))}
+        dhcp-option=${lanInterfaceName},option:classless-static-route,${lib.concatStringsSep "," (builtins.map (route: "${route},${lanInterfaceIPAddress}") ([ "0.0.0.0/0" ] ++ (builtins.filter (route: route != lanCfg.ipv4.range) staticRoutes)))}
       '' + (lib.optionalString (lanCfg.ipv4.dhcp.dns.nameservers != []) ("dhcp-option=${lanInterfaceName},option:dns-server,${(lib.concatStringsSep "," lanCfg.ipv4.dhcp.dns.nameservers)}\n"));
     in
     lanCfg // {