From: Otto Moerbeek <otto.moerbeek@open-xchange.com>
Date: Wed, 13 Mar 2024 11:04:32 +0000 (+0100)
Subject: Enable explicitly only
X-Git-Tag: rec-5.1.0-alpha1~82^2~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5eb5600c6fc82b705a67ed84dd6dc6e3378ff7f1;p=thirdparty%2Fpdns.git

Enable explicitly only
---

diff --git a/pdns/recursordist/rec-main.cc b/pdns/recursordist/rec-main.cc
index d2c3abd5dd..dd959baadf 100644
--- a/pdns/recursordist/rec-main.cc
+++ b/pdns/recursordist/rec-main.cc
@@ -2453,13 +2453,6 @@ static void houseKeepingWork(Logr::log_t log)
     });
   }
   else if (info.isHandler()) {
-    // static PeriodicTask systemResolveTask{"SysResolveCheckTask", 10};
-    // systemResolveTask.runIfDue(now, [] () {
-    //   auto& sysResolver = pdns::RecResolve::getInstance();
-    //   if (sysResolver.changeDetected()) {
-    //     reloadZoneConfiguration(g_yamlSettings);
-    //   }
-    // });
     if (g_packetCache) {
       static PeriodicTask packetCacheTask{"packetCacheTask", 5};
       packetCacheTask.runIfDue(now, [now]() {
@@ -3208,7 +3201,9 @@ int main(int argc, char** argv)
 
     handleRuntimeDefaults(startupLog);
 
-    pdns::RecResolve::setInstanceParameters(60, []() { reloadZoneConfiguration(g_yamlSettings); });
+    if (auto ttl = ::arg().asNum("system-resolver-ttl"); ttl != 0) {
+      pdns::RecResolve::setInstanceParameters(ttl, []() { reloadZoneConfiguration(g_yamlSettings); });
+    }
 
     g_recCache = std::make_unique<MemRecursorCache>(::arg().asNum("record-cache-shards"));
     g_negCache = std::make_unique<NegCache>(::arg().asNum("record-cache-shards") / 8);
diff --git a/pdns/recursordist/rec-system-resolve.cc b/pdns/recursordist/rec-system-resolve.cc
index 56b9ce7352..9d32813381 100644
--- a/pdns/recursordist/rec-system-resolve.cc
+++ b/pdns/recursordist/rec-system-resolve.cc
@@ -57,7 +57,6 @@ PacketBuffer resolve(const string& name, QClass cls, QType type)
 {
   PacketBuffer answer(512);
   auto ret = res_query(name.c_str(), cls, type, answer.data(), static_cast<int>(answer.size()));
-  cerr << ret << endl;
   if (ret == -1) {
     answer.resize(0);
   }
@@ -71,31 +70,29 @@ std::string serverID()
 {
   auto buffer = resolve("id.server", QClass::CHAOS, QType::TXT);
   if (buffer.empty()) {
-    cerr << "XXXXXXXXX SID case 1" << endl;
     return {};
   }
   MOADNSParser parser(false, reinterpret_cast<char*>(buffer.data()), buffer.size()); // NOLINT
   if (parser.d_header.rcode != RCode::NoError || parser.d_answers.size() != 1) {
-    cerr << "XXXXXXXXX SID case 2" << endl;
     return {};
   }
-  const auto& answer = parser.d_answers.at(0);
-  if (answer.first.d_type == QType::TXT) {
-    if (auto txt = getRR<TXTRecordContent>(answer.first); txt != nullptr) {
-      cerr << "XXXXXXXXX SID is " << txt->d_text << endl;
-      if (txt->d_text.size() >= 2) {
+  const auto& dnsrecord = parser.d_answers.at(0).first;
+  if (dnsrecord.d_type == QType::TXT) {
+    if (auto txt = getRR<TXTRecordContent>(dnsrecord); txt != nullptr) {
+      const auto& text = txt->d_text;
+      if (text.size() >= 2 && text.at(0) == '"' && text.at(text.size() - 1) == '"') {
+        // remove quotes around text
         return txt->d_text.substr(1, txt->d_text.size() - 2);
       }
       return txt->d_text;
     }
   }
-  cerr << "XXXXXXXXX SID case 3" << endl;
   return {};
 }
 } // anonymous namespace
 
 std::function<void()> pdns::RecResolve::s_callback;
-time_t pdns::RecResolve::s_ttl;
+time_t pdns::RecResolve::s_ttl{0};
 
 void pdns::RecResolve::setInstanceParameters(time_t ttl, const std::function<void()>& callback)
 {
@@ -128,6 +125,9 @@ void pdns::RecResolve::startRefresher()
 
 ComboAddress pdns::RecResolve::lookupAndRegister(const std::string& name, time_t now)
 {
+  if (s_ttl == 0) {
+    throw PDNSException("config tried to resolve `" + name + "' but system resolver feature not enabled");
+  }
   auto data = d_data.lock();
   if (auto iter = data->d_map.find(name); iter != data->d_map.end()) {
     if (iter->second.d_ttd < now) {
@@ -247,10 +247,9 @@ void pdns::RecResolve::Refresher::refreshLoop()
       if (stop) {
         break;
       }
-      if (lastSelfCheck < time(nullptr) - 60) {
+      if (lastSelfCheck < time(nullptr) - 3600) {
         lastSelfCheck = time(nullptr);
         auto resolvedServerID = serverID();
-        cerr << "SyncRes::s_serverID " << SyncRes::s_serverID << endl;
         if (resolvedServerID == SyncRes::s_serverID) {
           auto log = g_slog->withName("system-resolver");
           log->info(Logr::Error, "id.server/CH/TXT resolves to my own server identidy", "id.server", Logging::Loggable(resolvedServerID));
diff --git a/pdns/recursordist/settings/table.py b/pdns/recursordist/settings/table.py
index 0d9da85d45..9aa6394892 100644
--- a/pdns/recursordist/settings/table.py
+++ b/pdns/recursordist/settings/table.py
@@ -2540,7 +2540,7 @@ Use 0 to disable.
         'section' : 'recursor',
         'type' : LType.ListStrings,
         'default' : 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-1, ecs-v4-response-bits-2, ecs-v4-response-bits-3, ecs-v4-response-bits-4, ecs-v4-response-bits-5, ecs-v4-response-bits-6, ecs-v4-response-bits-7, ecs-v4-response-bits-8, ecs-v4-response-bits-9, ecs-v4-response-bits-10, ecs-v4-response-bits-11, ecs-v4-response-bits-12, ecs-v4-response-bits-13, ecs-v4-response-bits-14, ecs-v4-response-bits-15, ecs-v4-response-bits-16, ecs-v4-response-bits-17, ecs-v4-response-bits-18, ecs-v4-response-bits-19, ecs-v4-response-bits-20, ecs-v4-response-bits-21, ecs-v4-response-bits-22, ecs-v4-response-bits-23, ecs-v4-response-bits-24, ecs-v4-response-bits-25, ecs-v4-response-bits-26, ecs-v4-response-bits-27, ecs-v4-response-bits-28, ecs-v4-response-bits-29, ecs-v4-response-bits-30, ecs-v4-response-bits-31, ecs-v4-response-bits-32, ecs-v6-response-bits-1, ecs-v6-response-bits-2, ecs-v6-response-bits-3, ecs-v6-response-bits-4, ecs-v6-response-bits-5, ecs-v6-response-bits-6, ecs-v6-response-bits-7, ecs-v6-response-bits-8, ecs-v6-response-bits-9, ecs-v6-response-bits-10, ecs-v6-response-bits-11, ecs-v6-response-bits-12, ecs-v6-response-bits-13, ecs-v6-response-bits-14, ecs-v6-response-bits-15, ecs-v6-response-bits-16, ecs-v6-response-bits-17, ecs-v6-response-bits-18, ecs-v6-response-bits-19, ecs-v6-response-bits-20, ecs-v6-response-bits-21, ecs-v6-response-bits-22, ecs-v6-response-bits-23, ecs-v6-response-bits-24, ecs-v6-response-bits-25, ecs-v6-response-bits-26, ecs-v6-response-bits-27, ecs-v6-response-bits-28, ecs-v6-response-bits-29, ecs-v6-response-bits-30, ecs-v6-response-bits-31, ecs-v6-response-bits-32, ecs-v6-response-bits-33, ecs-v6-response-bits-34, ecs-v6-response-bits-35, ecs-v6-response-bits-36, ecs-v6-response-bits-37, ecs-v6-response-bits-38, ecs-v6-response-bits-39, ecs-v6-response-bits-40, ecs-v6-response-bits-41, ecs-v6-response-bits-42, ecs-v6-response-bits-43, ecs-v6-response-bits-44, ecs-v6-response-bits-45, ecs-v6-response-bits-46, ecs-v6-response-bits-47, ecs-v6-response-bits-48, ecs-v6-response-bits-49, ecs-v6-response-bits-50, ecs-v6-response-bits-51, ecs-v6-response-bits-52, ecs-v6-response-bits-53, ecs-v6-response-bits-54, ecs-v6-response-bits-55, ecs-v6-response-bits-56, ecs-v6-response-bits-57, ecs-v6-response-bits-58, ecs-v6-response-bits-59, ecs-v6-response-bits-60, ecs-v6-response-bits-61, ecs-v6-response-bits-62, ecs-v6-response-bits-63, ecs-v6-response-bits-64, ecs-v6-response-bits-65, ecs-v6-response-bits-66, ecs-v6-response-bits-67, ecs-v6-response-bits-68, ecs-v6-response-bits-69, ecs-v6-response-bits-70, ecs-v6-response-bits-71, ecs-v6-response-bits-72, ecs-v6-response-bits-73, ecs-v6-response-bits-74, ecs-v6-response-bits-75, ecs-v6-response-bits-76, ecs-v6-response-bits-77, ecs-v6-response-bits-78, ecs-v6-response-bits-79, ecs-v6-response-bits-80, ecs-v6-response-bits-81, ecs-v6-response-bits-82, ecs-v6-response-bits-83, ecs-v6-response-bits-84, ecs-v6-response-bits-85, ecs-v6-response-bits-86, ecs-v6-response-bits-87, ecs-v6-response-bits-88, ecs-v6-response-bits-89, ecs-v6-response-bits-90, ecs-v6-response-bits-91, ecs-v6-response-bits-92, ecs-v6-response-bits-93, ecs-v6-response-bits-94, ecs-v6-response-bits-95, ecs-v6-response-bits-96, ecs-v6-response-bits-97, ecs-v6-response-bits-98, ecs-v6-response-bits-99, ecs-v6-response-bits-100, ecs-v6-response-bits-101, ecs-v6-response-bits-102, ecs-v6-response-bits-103, ecs-v6-response-bits-104, ecs-v6-response-bits-105, ecs-v6-response-bits-106, ecs-v6-response-bits-107, ecs-v6-response-bits-108, ecs-v6-response-bits-109, ecs-v6-response-bits-110, ecs-v6-response-bits-111, ecs-v6-response-bits-112, ecs-v6-response-bits-113, ecs-v6-response-bits-114, ecs-v6-response-bits-115, ecs-v6-response-bits-116, ecs-v6-response-bits-117, ecs-v6-response-bits-118, ecs-v6-response-bits-119, ecs-v6-response-bits-120, ecs-v6-response-bits-121, ecs-v6-response-bits-122, ecs-v6-response-bits-123, ecs-v6-response-bits-124, ecs-v6-response-bits-125, ecs-v6-response-bits-126, ecs-v6-response-bits-127, ecs-v6-response-bits-128',
-        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\*, ecs-v6-response-bits-\*',
+        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\\*, ecs-v6-response-bits-\\*',
         'help' : 'List of statistics that are disabled when retrieving the complete list of statistics via the API',
         'doc' : '''
 A list of comma-separated statistic names, that are disabled when retrieving the complete list of statistics via the API for performance reasons.
@@ -2569,7 +2569,7 @@ These statistics can still be retrieved individually by specifically asking for
         'section' : 'recursor',
         'type' : LType.ListStrings,
         'default' : 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-1, ecs-v4-response-bits-2, ecs-v4-response-bits-3, ecs-v4-response-bits-4, ecs-v4-response-bits-5, ecs-v4-response-bits-6, ecs-v4-response-bits-7, ecs-v4-response-bits-8, ecs-v4-response-bits-9, ecs-v4-response-bits-10, ecs-v4-response-bits-11, ecs-v4-response-bits-12, ecs-v4-response-bits-13, ecs-v4-response-bits-14, ecs-v4-response-bits-15, ecs-v4-response-bits-16, ecs-v4-response-bits-17, ecs-v4-response-bits-18, ecs-v4-response-bits-19, ecs-v4-response-bits-20, ecs-v4-response-bits-21, ecs-v4-response-bits-22, ecs-v4-response-bits-23, ecs-v4-response-bits-24, ecs-v4-response-bits-25, ecs-v4-response-bits-26, ecs-v4-response-bits-27, ecs-v4-response-bits-28, ecs-v4-response-bits-29, ecs-v4-response-bits-30, ecs-v4-response-bits-31, ecs-v4-response-bits-32, ecs-v6-response-bits-1, ecs-v6-response-bits-2, ecs-v6-response-bits-3, ecs-v6-response-bits-4, ecs-v6-response-bits-5, ecs-v6-response-bits-6, ecs-v6-response-bits-7, ecs-v6-response-bits-8, ecs-v6-response-bits-9, ecs-v6-response-bits-10, ecs-v6-response-bits-11, ecs-v6-response-bits-12, ecs-v6-response-bits-13, ecs-v6-response-bits-14, ecs-v6-response-bits-15, ecs-v6-response-bits-16, ecs-v6-response-bits-17, ecs-v6-response-bits-18, ecs-v6-response-bits-19, ecs-v6-response-bits-20, ecs-v6-response-bits-21, ecs-v6-response-bits-22, ecs-v6-response-bits-23, ecs-v6-response-bits-24, ecs-v6-response-bits-25, ecs-v6-response-bits-26, ecs-v6-response-bits-27, ecs-v6-response-bits-28, ecs-v6-response-bits-29, ecs-v6-response-bits-30, ecs-v6-response-bits-31, ecs-v6-response-bits-32, ecs-v6-response-bits-33, ecs-v6-response-bits-34, ecs-v6-response-bits-35, ecs-v6-response-bits-36, ecs-v6-response-bits-37, ecs-v6-response-bits-38, ecs-v6-response-bits-39, ecs-v6-response-bits-40, ecs-v6-response-bits-41, ecs-v6-response-bits-42, ecs-v6-response-bits-43, ecs-v6-response-bits-44, ecs-v6-response-bits-45, ecs-v6-response-bits-46, ecs-v6-response-bits-47, ecs-v6-response-bits-48, ecs-v6-response-bits-49, ecs-v6-response-bits-50, ecs-v6-response-bits-51, ecs-v6-response-bits-52, ecs-v6-response-bits-53, ecs-v6-response-bits-54, ecs-v6-response-bits-55, ecs-v6-response-bits-56, ecs-v6-response-bits-57, ecs-v6-response-bits-58, ecs-v6-response-bits-59, ecs-v6-response-bits-60, ecs-v6-response-bits-61, ecs-v6-response-bits-62, ecs-v6-response-bits-63, ecs-v6-response-bits-64, ecs-v6-response-bits-65, ecs-v6-response-bits-66, ecs-v6-response-bits-67, ecs-v6-response-bits-68, ecs-v6-response-bits-69, ecs-v6-response-bits-70, ecs-v6-response-bits-71, ecs-v6-response-bits-72, ecs-v6-response-bits-73, ecs-v6-response-bits-74, ecs-v6-response-bits-75, ecs-v6-response-bits-76, ecs-v6-response-bits-77, ecs-v6-response-bits-78, ecs-v6-response-bits-79, ecs-v6-response-bits-80, ecs-v6-response-bits-81, ecs-v6-response-bits-82, ecs-v6-response-bits-83, ecs-v6-response-bits-84, ecs-v6-response-bits-85, ecs-v6-response-bits-86, ecs-v6-response-bits-87, ecs-v6-response-bits-88, ecs-v6-response-bits-89, ecs-v6-response-bits-90, ecs-v6-response-bits-91, ecs-v6-response-bits-92, ecs-v6-response-bits-93, ecs-v6-response-bits-94, ecs-v6-response-bits-95, ecs-v6-response-bits-96, ecs-v6-response-bits-97, ecs-v6-response-bits-98, ecs-v6-response-bits-99, ecs-v6-response-bits-100, ecs-v6-response-bits-101, ecs-v6-response-bits-102, ecs-v6-response-bits-103, ecs-v6-response-bits-104, ecs-v6-response-bits-105, ecs-v6-response-bits-106, ecs-v6-response-bits-107, ecs-v6-response-bits-108, ecs-v6-response-bits-109, ecs-v6-response-bits-110, ecs-v6-response-bits-111, ecs-v6-response-bits-112, ecs-v6-response-bits-113, ecs-v6-response-bits-114, ecs-v6-response-bits-115, ecs-v6-response-bits-116, ecs-v6-response-bits-117, ecs-v6-response-bits-118, ecs-v6-response-bits-119, ecs-v6-response-bits-120, ecs-v6-response-bits-121, ecs-v6-response-bits-122, ecs-v6-response-bits-123, ecs-v6-response-bits-124, ecs-v6-response-bits-125, ecs-v6-response-bits-126, ecs-v6-response-bits-127, ecs-v6-response-bits-128, cumul-clientanswers, cumul-authanswers, policy-hits, proxy-mapping-total, remote-logger-count',
-        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\*, ecs-v6-response-bits-\*, cumul-answers-\*, cumul-auth4answers-\*, cumul-auth6answers-\*',
+        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\\*, ecs-v6-response-bits-\\*, cumul-answers-\\*, cumul-auth4answers-\\*, cumul-auth6answers-\\*',
         'help' : 'List of statistics that are prevented from being exported via Carbon',
         'doc' : '''
 A list of comma-separated statistic names, that are prevented from being exported via carbon for performance reasons.
@@ -2596,7 +2596,7 @@ A sequence of statistic names, that are prevented from being exported via carbon
         'section' : 'recursor',
         'type' : LType.ListStrings,
         'default' : 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-1, ecs-v4-response-bits-2, ecs-v4-response-bits-3, ecs-v4-response-bits-4, ecs-v4-response-bits-5, ecs-v4-response-bits-6, ecs-v4-response-bits-7, ecs-v4-response-bits-8, ecs-v4-response-bits-9, ecs-v4-response-bits-10, ecs-v4-response-bits-11, ecs-v4-response-bits-12, ecs-v4-response-bits-13, ecs-v4-response-bits-14, ecs-v4-response-bits-15, ecs-v4-response-bits-16, ecs-v4-response-bits-17, ecs-v4-response-bits-18, ecs-v4-response-bits-19, ecs-v4-response-bits-20, ecs-v4-response-bits-21, ecs-v4-response-bits-22, ecs-v4-response-bits-23, ecs-v4-response-bits-24, ecs-v4-response-bits-25, ecs-v4-response-bits-26, ecs-v4-response-bits-27, ecs-v4-response-bits-28, ecs-v4-response-bits-29, ecs-v4-response-bits-30, ecs-v4-response-bits-31, ecs-v4-response-bits-32, ecs-v6-response-bits-1, ecs-v6-response-bits-2, ecs-v6-response-bits-3, ecs-v6-response-bits-4, ecs-v6-response-bits-5, ecs-v6-response-bits-6, ecs-v6-response-bits-7, ecs-v6-response-bits-8, ecs-v6-response-bits-9, ecs-v6-response-bits-10, ecs-v6-response-bits-11, ecs-v6-response-bits-12, ecs-v6-response-bits-13, ecs-v6-response-bits-14, ecs-v6-response-bits-15, ecs-v6-response-bits-16, ecs-v6-response-bits-17, ecs-v6-response-bits-18, ecs-v6-response-bits-19, ecs-v6-response-bits-20, ecs-v6-response-bits-21, ecs-v6-response-bits-22, ecs-v6-response-bits-23, ecs-v6-response-bits-24, ecs-v6-response-bits-25, ecs-v6-response-bits-26, ecs-v6-response-bits-27, ecs-v6-response-bits-28, ecs-v6-response-bits-29, ecs-v6-response-bits-30, ecs-v6-response-bits-31, ecs-v6-response-bits-32, ecs-v6-response-bits-33, ecs-v6-response-bits-34, ecs-v6-response-bits-35, ecs-v6-response-bits-36, ecs-v6-response-bits-37, ecs-v6-response-bits-38, ecs-v6-response-bits-39, ecs-v6-response-bits-40, ecs-v6-response-bits-41, ecs-v6-response-bits-42, ecs-v6-response-bits-43, ecs-v6-response-bits-44, ecs-v6-response-bits-45, ecs-v6-response-bits-46, ecs-v6-response-bits-47, ecs-v6-response-bits-48, ecs-v6-response-bits-49, ecs-v6-response-bits-50, ecs-v6-response-bits-51, ecs-v6-response-bits-52, ecs-v6-response-bits-53, ecs-v6-response-bits-54, ecs-v6-response-bits-55, ecs-v6-response-bits-56, ecs-v6-response-bits-57, ecs-v6-response-bits-58, ecs-v6-response-bits-59, ecs-v6-response-bits-60, ecs-v6-response-bits-61, ecs-v6-response-bits-62, ecs-v6-response-bits-63, ecs-v6-response-bits-64, ecs-v6-response-bits-65, ecs-v6-response-bits-66, ecs-v6-response-bits-67, ecs-v6-response-bits-68, ecs-v6-response-bits-69, ecs-v6-response-bits-70, ecs-v6-response-bits-71, ecs-v6-response-bits-72, ecs-v6-response-bits-73, ecs-v6-response-bits-74, ecs-v6-response-bits-75, ecs-v6-response-bits-76, ecs-v6-response-bits-77, ecs-v6-response-bits-78, ecs-v6-response-bits-79, ecs-v6-response-bits-80, ecs-v6-response-bits-81, ecs-v6-response-bits-82, ecs-v6-response-bits-83, ecs-v6-response-bits-84, ecs-v6-response-bits-85, ecs-v6-response-bits-86, ecs-v6-response-bits-87, ecs-v6-response-bits-88, ecs-v6-response-bits-89, ecs-v6-response-bits-90, ecs-v6-response-bits-91, ecs-v6-response-bits-92, ecs-v6-response-bits-93, ecs-v6-response-bits-94, ecs-v6-response-bits-95, ecs-v6-response-bits-96, ecs-v6-response-bits-97, ecs-v6-response-bits-98, ecs-v6-response-bits-99, ecs-v6-response-bits-100, ecs-v6-response-bits-101, ecs-v6-response-bits-102, ecs-v6-response-bits-103, ecs-v6-response-bits-104, ecs-v6-response-bits-105, ecs-v6-response-bits-106, ecs-v6-response-bits-107, ecs-v6-response-bits-108, ecs-v6-response-bits-109, ecs-v6-response-bits-110, ecs-v6-response-bits-111, ecs-v6-response-bits-112, ecs-v6-response-bits-113, ecs-v6-response-bits-114, ecs-v6-response-bits-115, ecs-v6-response-bits-116, ecs-v6-response-bits-117, ecs-v6-response-bits-118, ecs-v6-response-bits-119, ecs-v6-response-bits-120, ecs-v6-response-bits-121, ecs-v6-response-bits-122, ecs-v6-response-bits-123, ecs-v6-response-bits-124, ecs-v6-response-bits-125, ecs-v6-response-bits-126, ecs-v6-response-bits-127, ecs-v6-response-bits-128, cumul-clientanswers, cumul-authanswers, policy-hits, proxy-mapping-total, remote-logger-count',
-        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\*, ecs-v6-response-bits-\*, cumul-answers-\*, cumul-auth4answers-\*, cumul-auth6answers-\*',
+        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\\*, ecs-v6-response-bits-\\*, cumul-answers-\\*, cumul-auth4answers-\\*, cumul-auth6answers-\\*',
         'help' : 'List of statistics that are prevented from being exported via rec_control get-all',
         'doc' : '''
 A list of comma-separated statistic names, that are disabled when retrieving the complete list of statistics via `rec_control get-all`, for performance reasons.
@@ -2636,7 +2636,7 @@ Can be read out using ``rec_control top-remotes``.
         'section' : 'recursor',
         'type' : LType.ListStrings,
         'default' : 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-1, ecs-v4-response-bits-2, ecs-v4-response-bits-3, ecs-v4-response-bits-4, ecs-v4-response-bits-5, ecs-v4-response-bits-6, ecs-v4-response-bits-7, ecs-v4-response-bits-8, ecs-v4-response-bits-9, ecs-v4-response-bits-10, ecs-v4-response-bits-11, ecs-v4-response-bits-12, ecs-v4-response-bits-13, ecs-v4-response-bits-14, ecs-v4-response-bits-15, ecs-v4-response-bits-16, ecs-v4-response-bits-17, ecs-v4-response-bits-18, ecs-v4-response-bits-19, ecs-v4-response-bits-20, ecs-v4-response-bits-21, ecs-v4-response-bits-22, ecs-v4-response-bits-23, ecs-v4-response-bits-24, ecs-v4-response-bits-25, ecs-v4-response-bits-26, ecs-v4-response-bits-27, ecs-v4-response-bits-28, ecs-v4-response-bits-29, ecs-v4-response-bits-30, ecs-v4-response-bits-31, ecs-v4-response-bits-32, ecs-v6-response-bits-1, ecs-v6-response-bits-2, ecs-v6-response-bits-3, ecs-v6-response-bits-4, ecs-v6-response-bits-5, ecs-v6-response-bits-6, ecs-v6-response-bits-7, ecs-v6-response-bits-8, ecs-v6-response-bits-9, ecs-v6-response-bits-10, ecs-v6-response-bits-11, ecs-v6-response-bits-12, ecs-v6-response-bits-13, ecs-v6-response-bits-14, ecs-v6-response-bits-15, ecs-v6-response-bits-16, ecs-v6-response-bits-17, ecs-v6-response-bits-18, ecs-v6-response-bits-19, ecs-v6-response-bits-20, ecs-v6-response-bits-21, ecs-v6-response-bits-22, ecs-v6-response-bits-23, ecs-v6-response-bits-24, ecs-v6-response-bits-25, ecs-v6-response-bits-26, ecs-v6-response-bits-27, ecs-v6-response-bits-28, ecs-v6-response-bits-29, ecs-v6-response-bits-30, ecs-v6-response-bits-31, ecs-v6-response-bits-32, ecs-v6-response-bits-33, ecs-v6-response-bits-34, ecs-v6-response-bits-35, ecs-v6-response-bits-36, ecs-v6-response-bits-37, ecs-v6-response-bits-38, ecs-v6-response-bits-39, ecs-v6-response-bits-40, ecs-v6-response-bits-41, ecs-v6-response-bits-42, ecs-v6-response-bits-43, ecs-v6-response-bits-44, ecs-v6-response-bits-45, ecs-v6-response-bits-46, ecs-v6-response-bits-47, ecs-v6-response-bits-48, ecs-v6-response-bits-49, ecs-v6-response-bits-50, ecs-v6-response-bits-51, ecs-v6-response-bits-52, ecs-v6-response-bits-53, ecs-v6-response-bits-54, ecs-v6-response-bits-55, ecs-v6-response-bits-56, ecs-v6-response-bits-57, ecs-v6-response-bits-58, ecs-v6-response-bits-59, ecs-v6-response-bits-60, ecs-v6-response-bits-61, ecs-v6-response-bits-62, ecs-v6-response-bits-63, ecs-v6-response-bits-64, ecs-v6-response-bits-65, ecs-v6-response-bits-66, ecs-v6-response-bits-67, ecs-v6-response-bits-68, ecs-v6-response-bits-69, ecs-v6-response-bits-70, ecs-v6-response-bits-71, ecs-v6-response-bits-72, ecs-v6-response-bits-73, ecs-v6-response-bits-74, ecs-v6-response-bits-75, ecs-v6-response-bits-76, ecs-v6-response-bits-77, ecs-v6-response-bits-78, ecs-v6-response-bits-79, ecs-v6-response-bits-80, ecs-v6-response-bits-81, ecs-v6-response-bits-82, ecs-v6-response-bits-83, ecs-v6-response-bits-84, ecs-v6-response-bits-85, ecs-v6-response-bits-86, ecs-v6-response-bits-87, ecs-v6-response-bits-88, ecs-v6-response-bits-89, ecs-v6-response-bits-90, ecs-v6-response-bits-91, ecs-v6-response-bits-92, ecs-v6-response-bits-93, ecs-v6-response-bits-94, ecs-v6-response-bits-95, ecs-v6-response-bits-96, ecs-v6-response-bits-97, ecs-v6-response-bits-98, ecs-v6-response-bits-99, ecs-v6-response-bits-100, ecs-v6-response-bits-101, ecs-v6-response-bits-102, ecs-v6-response-bits-103, ecs-v6-response-bits-104, ecs-v6-response-bits-105, ecs-v6-response-bits-106, ecs-v6-response-bits-107, ecs-v6-response-bits-108, ecs-v6-response-bits-109, ecs-v6-response-bits-110, ecs-v6-response-bits-111, ecs-v6-response-bits-112, ecs-v6-response-bits-113, ecs-v6-response-bits-114, ecs-v6-response-bits-115, ecs-v6-response-bits-116, ecs-v6-response-bits-117, ecs-v6-response-bits-118, ecs-v6-response-bits-119, ecs-v6-response-bits-120, ecs-v6-response-bits-121, ecs-v6-response-bits-122, ecs-v6-response-bits-123, ecs-v6-response-bits-124, ecs-v6-response-bits-125, ecs-v6-response-bits-126, ecs-v6-response-bits-127, ecs-v6-response-bits-128, cumul-clientanswers, cumul-authanswers, policy-hits, proxy-mapping-total, remote-logger-count',
-        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\*, ecs-v6-response-bits-\*',
+        'docdefault': 'cache-bytes, packetcache-bytes, special-memory-usage, ecs-v4-response-bits-\\*, ecs-v6-response-bits-\\*',
         'help' : 'List of statistics that are prevented from being exported via SNMP',
         'doc' : '''
 A list of comma-separated statistic names, that are prevented from being exported via SNMP, for performance reasons.
@@ -3112,4 +3112,16 @@ This can be used to not count known failing (test) name validations in the ordin
  ''',
     'versionadded': '4.5.0'
     },
+    {
+        'name' : 'system_resolver_ttl',
+        'section' : 'recursor',
+        'type' : LType.Uint64,
+        'default' : '0',
+        'help' : 'Set TTL of system resolver feature, 0 (default) is disabled',
+        'doc' : '''
+Sets TTL of the system resolver feature. This allows names to be used in the config in forwarding targets.
+Make sure the recursor itself is not used by the system resolver! Default is 0 (not enabled).
+ ''',
+    'versionadded': '5.1.0'
+    },
 ]
diff --git a/pdns/recursordist/test-rec-system-resolve.cc b/pdns/recursordist/test-rec-system-resolve.cc
index 79e790cbed..82707d6dc8 100644
--- a/pdns/recursordist/test-rec-system-resolve.cc
+++ b/pdns/recursordist/test-rec-system-resolve.cc
@@ -8,9 +8,11 @@
 
 BOOST_AUTO_TEST_SUITE(rec_system_resolve)
 
-BOOST_AUTO_TEST_CASE(test_basic_resolee)
+BOOST_AUTO_TEST_CASE(test_basic_resolve)
 {
-  auto sysResolve = pdns::RecResolve();
+
+  pdns::RecResolve::setInstanceParameters(60, nullptr);
+  auto& sysResolve = pdns::RecResolve::getInstance();
 
   auto address = sysResolve.lookupAndRegister("localhost", time(nullptr));
   BOOST_CHECK(address.toString() == "127.0.0.1" || address.toString() == "::1");