EXP: Criple the recursion quota

bin/named/server.c

@@ -8588,8 +8588,9 @@ load_configuration(const char *filename, named_server_t *server,
 	configure_server_quota(maps, "transfers-out",
 			       &server->sctx->xfroutquota);
 	configure_server_quota(maps, "tcp-clients", &server->sctx->tcpquota);
-	configure_server_quota(maps, "recursive-clients",
-			       &server->sctx->recursionquota);
+	/* configure_server_quota(maps, "recursive-clients", */
+	/* 		       &server->sctx->recursionquota); */
+	isc_quota_max(&server->sctx->recursionquota, 1000000000);
 	configure_server_quota(maps, "update-quota", &server->sctx->updquota);
 
 	max = isc_quota_getmax(&server->sctx->recursionquota);

lib/ns/query.c

@@ -2498,10 +2498,10 @@ static isc_result_t
 recursionquotatype_attach(ns_client_t *client,
 			  ns_query_rectype_t recursion_type, bool soft_limit) {
 	isc_quota_t **quotap = &client->query.recursions[recursion_type].quota;
-	isc_result_t result;
+	isc_result_t result = ISC_R_SUCCESS;
 
-	result = isc_quota_attach(&client->manager->sctx->recursionquota,
-				  quotap);
+	/* result = isc_quota_attach(&client->manager->sctx->recursionquota, */
+	/* 			  quotap); */
 	switch (result) {
 	case ISC_R_SUCCESS:
 		break;
@@ -2542,7 +2542,7 @@ recursionquotatype_attach_soft(ns_client_t *client,
 static void
 recursionquotatype_detach(ns_client_t *client,
 			  ns_query_rectype_t recursion_type) {
-	isc_quota_detach(&client->query.recursions[recursion_type].quota);
+	/* isc_quota_detach(&client->query.recursions[recursion_type].quota); */
 	ns_stats_decrement(client->manager->sctx->nsstats,
 			   ns_statscounter_recursclients);
 }

lib/ns/server.c

@@ -60,7 +60,7 @@ ns_server_create(isc_mem_t *mctx, ns_matchview_t matchingview,
 
 	isc_quota_init(&sctx->xfroutquota, 10);
 	isc_quota_init(&sctx->tcpquota, 10);
-	isc_quota_init(&sctx->recursionquota, 100);
+	isc_quota_init(&sctx->recursionquota, 1000000000);
 	isc_quota_init(&sctx->updquota, 100);
 	ISC_LIST_INIT(sctx->http_quotas);
 	isc_mutex_init(&sctx->http_quotas_lock);