charon-nm: Prevent NM from changing the default route

This is not required as we install our own (narrow) route(s) in our own
routing table. This should allow split tunneling if configured on the
gateway.

diff --git a/src/charon-nm/nm/nm_service.c b/src/charon-nm/nm/nm_service.c
index aa5fdc04a35fd8b0f77677992a3a7b845274a238..901abd348eda9942a5c66deb2700a4ccd3b712f5 100644 (file)
--- a/src/charon-nm/nm/nm_service.c
+++ b/src/charon-nm/nm/nm_service.c
@@ -121,6 +121,14 @@ static void signal_ipv4_config(NMVPNPlugin *plugin,
        g_value_set_uint(val, me->get_address(me).len * 8);
        g_hash_table_insert(config, NM_VPN_PLUGIN_IP4_CONFIG_PREFIX, val);
 
+       /* prevent NM from changing the default route. we set our own route in our
+        * own routing table
+        */
+       val = g_slice_new0(GValue);
+       g_value_init(val, G_TYPE_BOOLEAN);
+       g_value_set_boolean(val, TRUE);
+       g_hash_table_insert(config, NM_VPN_PLUGIN_IP4_CONFIG_NEVER_DEFAULT, val);
+
        val = handler_to_val(handler, INTERNAL_IP4_DNS);
        g_hash_table_insert(config, NM_VPN_PLUGIN_IP4_CONFIG_DNS, val);