WIP: router: attempt timer to restart networkd every minute

hosts/router/default.nix

@@ -326,6 +326,7 @@ in
       duid
       ipv6only
       nohook resolv.conf, yp, hostname, ntp
+      nogateway
       option rapid_commit
 
       # this doesn't play well with networkd
@@ -337,7 +338,7 @@ in
       # request the leases just for routing (so that the att box knows we're here)
       # actual ip assignments are static, based on $pdFromWan
       ia_pd 1/${ifs.lan.net6} -
-      ia_pd 10/${ifs.lan10.net6} -
+      # ia_pd 10/${ifs.lan10.net6} -
       # ia_pd 20/${pdFromWan}d::/64 -  # for opnsense (legacy services)
       ia_pd 30/${ifs.lan30.net6} -
       ia_pd 40/${ifs.lan40.net6} -
@@ -346,6 +347,30 @@ in
       # ia_pd 8 -
   '';
 
+  systemd.timers."restart-networkd" = {
+
+  };
+
+  systemd.timers."restart-networkd" = {
+    wantedBy = [ "timers.target" ];
+      timerConfig = {
+        OnBootSec = "1m";
+        OnUnitActiveSec = "1m";
+        Unit = "restart-networkd.service";
+      };
+  };
+
+  systemd.services."restart-networkd" = {
+    script = ''
+      set -eu
+      ${pkgs.systemd}/bin/systemctl restart systemd-networkd
+    '';
+    serviceConfig = {
+      Type = "oneshot";
+      User = "root";
+    };
+  };
+
   networking.useNetworkd = true;
   systemd.network.enable = true;
   systemd.network = {