Create kesuses for rate limiting in YQ

Fill config in kikimr runner

Create coordination nodes

Pass to config

Protos

24 files changed, 353 insertions, 35 deletions

diff --git a/CMakeLists.darwin.txt b/CMakeLists.darwin.txt
index 9b6aa23a808..4a495cabf16 100644
--- a/CMakeLists.darwin.txt
+++ b/CMakeLists.darwin.txt
@@ -752,8 +752,9 @@ add_subdirectory(ydb/core/yq/libs/ydb)
 add_subdirectory(library/cpp/retry)
 add_subdirectory(library/cpp/retry/protos)
 add_subdirectory(ydb/library/security)
-add_subdirectory(ydb/public/sdk/cpp/client/ydb_scheme)
+add_subdirectory(ydb/public/sdk/cpp/client/ydb_coordination)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_common_client/impl)
+add_subdirectory(ydb/public/sdk/cpp/client/ydb_scheme)
 add_subdirectory(ydb/core/yq/libs/db_schema)
 add_subdirectory(ydb/core/yq/libs/shared_resources)
 add_subdirectory(ydb/core/yq/libs/shared_resources/interface)
@@ -891,6 +892,7 @@ add_subdirectory(ydb/core/yq/libs/tasks_packer)
 add_subdirectory(ydb/core/yq/libs/health)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_discovery)
 add_subdirectory(ydb/core/yq/libs/quota_manager)
+add_subdirectory(ydb/core/yq/libs/rate_limiter/control_plane_service)
 add_subdirectory(ydb/core/yq/libs/test_connection)
 add_subdirectory(ydb/core/yq/libs/test_connection/events)
 add_subdirectory(ydb/library/yql/providers/solomon/async_io)
@@ -1087,7 +1089,6 @@ add_subdirectory(ydb/public/sdk/cpp/client/ydb_topic)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_topic/impl)
 add_subdirectory(ydb/services/persqueue_v1/ut/new_schemecache_ut)
 add_subdirectory(ydb/services/rate_limiter/ut)
-add_subdirectory(ydb/public/sdk/cpp/client/ydb_coordination)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_rate_limiter)
 add_subdirectory(ydb/services/ydb/index_ut)
 add_subdirectory(ydb/services/ydb/sdk_credprovider_ut)
diff --git a/CMakeLists.linux.txt b/CMakeLists.linux.txt
index 81e3793715d..1e8c6079cc3 100644
--- a/CMakeLists.linux.txt
+++ b/CMakeLists.linux.txt
@@ -756,8 +756,9 @@ add_subdirectory(ydb/core/yq/libs/ydb)
 add_subdirectory(library/cpp/retry)
 add_subdirectory(library/cpp/retry/protos)
 add_subdirectory(ydb/library/security)
-add_subdirectory(ydb/public/sdk/cpp/client/ydb_scheme)
+add_subdirectory(ydb/public/sdk/cpp/client/ydb_coordination)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_common_client/impl)
+add_subdirectory(ydb/public/sdk/cpp/client/ydb_scheme)
 add_subdirectory(ydb/core/yq/libs/db_schema)
 add_subdirectory(ydb/core/yq/libs/shared_resources)
 add_subdirectory(ydb/core/yq/libs/shared_resources/interface)
@@ -895,6 +896,7 @@ add_subdirectory(ydb/core/yq/libs/tasks_packer)
 add_subdirectory(ydb/core/yq/libs/health)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_discovery)
 add_subdirectory(ydb/core/yq/libs/quota_manager)
+add_subdirectory(ydb/core/yq/libs/rate_limiter/control_plane_service)
 add_subdirectory(ydb/core/yq/libs/test_connection)
 add_subdirectory(ydb/core/yq/libs/test_connection/events)
 add_subdirectory(ydb/library/yql/providers/solomon/async_io)
@@ -1107,7 +1109,6 @@ add_subdirectory(ydb/public/sdk/cpp/client/ydb_topic)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_topic/impl)
 add_subdirectory(ydb/services/persqueue_v1/ut/new_schemecache_ut)
 add_subdirectory(ydb/services/rate_limiter/ut)
-add_subdirectory(ydb/public/sdk/cpp/client/ydb_coordination)
 add_subdirectory(ydb/public/sdk/cpp/client/ydb_rate_limiter)
 add_subdirectory(ydb/services/ydb/index_ut)
 add_subdirectory(ydb/services/ydb/sdk_credprovider_ut)
diff --git a/library/cpp/actors/http/http.h b/library/cpp/actors/http/http.h
index 318000389c0..295b8f97b5c 100644
--- a/library/cpp/actors/http/http.h
+++ b/library/cpp/actors/http/http.h
@@ -54,6 +54,27 @@ struct TEqNoCase {
     }
 };
 
+struct TSensors {
+    TString Direction;
+    TString Host;
+    TString Url;
+    TString Status;
+    TDuration Time;
+
+    TSensors(
+            TStringBuf direction,
+            TStringBuf host,
+            TStringBuf url,
+            TStringBuf status,
+            TDuration time)
+        : Direction(direction)
+        , Host(host)
+        , Url(url)
+        , Status(status)
+        , Time(time)
+    {}
+};
+
 struct TUrlParameters {
     THashMap<TStringBuf, TStringBuf> Parameters;
 
@@ -840,6 +861,7 @@ public:
 // it's temporary accessible for cleanup
 //protected:
     THttpIncomingRequestPtr Request;
+    std::unique_ptr<TSensors> Sensors;
 };
 
 }
diff --git a/library/cpp/actors/http/http_proxy.cpp b/library/cpp/actors/http/http_proxy.cpp
index 394cb17bd3a..7cf83d38d88 100644
--- a/library/cpp/actors/http/http_proxy.cpp
+++ b/library/cpp/actors/http/http_proxy.cpp
@@ -260,6 +260,10 @@ TEvHttpProxy::TEvReportSensors* BuildOutgoingRequestSensors(const THttpOutgoingR
 }
 
 TEvHttpProxy::TEvReportSensors* BuildIncomingRequestSensors(const THttpIncomingRequestPtr& request, const THttpOutgoingResponsePtr& response) {
+    const auto& sensors = response->Sensors;
+    if (sensors) {
+        return new TEvHttpProxy::TEvReportSensors(*sensors);
+    }
     return new TEvHttpProxy::TEvReportSensors(
             "in",
             request->Host,
diff --git a/library/cpp/actors/http/http_proxy.h b/library/cpp/actors/http/http_proxy.h
index b95954e5614..0ed09119e43 100644
--- a/library/cpp/actors/http/http_proxy.h
+++ b/library/cpp/actors/http/http_proxy.h
@@ -20,7 +20,7 @@ struct TSocketDescriptor : NActors::TSharedDescriptor, THttpConfig {
     SocketType Socket;
 
     TSocketDescriptor() = default;
-    
+
     TSocketDescriptor(int af)
         : Socket(af)
     {
@@ -213,24 +213,11 @@ struct TEvHttpProxy {
         {}
     };
 
-    struct TEvReportSensors : NActors::TEventLocal<TEvReportSensors, EvReportSensors> {
-        TString Direction;
-        TString Host;
-        TString Url;
-        TString Status;
-        TDuration Time;
-
-        TEvReportSensors(
-                TStringBuf direction,
-                TStringBuf host,
-                TStringBuf url,
-                TStringBuf status,
-                TDuration time)
-            : Direction(direction)
-            , Host(host)
-            , Url(url)
-            , Status(status)
-            , Time(time)
+    struct TEvReportSensors : TSensors, NActors::TEventLocal<TEvReportSensors, EvReportSensors> {
+        using TSensors::TSensors;
+
+        TEvReportSensors(const TSensors& sensors)
+            : TSensors(sensors)
         {}
     };
 };
diff --git a/library/python/pytest/plugins/conftests.py b/library/python/pytest/plugins/conftests.py
index 3c855c9c113..2ea36ae4c21 100644
--- a/library/python/pytest/plugins/conftests.py
+++ b/library/python/pytest/plugins/conftests.py
@@ -3,7 +3,10 @@ import importlib
 import sys
 import inspect
 
+import yatest.common as yc
+
 from pytest import hookimpl
+from yatest_lib.ya import Ya
 
 from .fixtures import metrics, links  # noqa
 
@@ -23,6 +26,7 @@ conftest_modules = []
 
 @hookimpl(trylast=True)
 def pytest_load_initial_conftests(early_config, parser, args):
+    yc.runtime._set_ya_config(ya=Ya())
     conftests = filter(lambda name: name.endswith(".conftest"), sys.extra_modules)
 
     def conftest_key(name):
diff --git a/library/python/pytest/plugins/ya.py b/library/python/pytest/plugins/ya.py
index 5b48ab775df..715d24ce5b9 100644
--- a/library/python/pytest/plugins/ya.py
+++ b/library/python/pytest/plugins/ya.py
@@ -30,6 +30,7 @@ import _pytest.skipping
 from _pytest.warning_types import PytestUnhandledCoroutineWarning
 
 from yatest_lib import test_splitter
+import yatest.common as yatest_common
 
 try:
     import resource
@@ -283,6 +284,8 @@ def pytest_configure(config):
     if config.option.pdb_on_sigusr1:
         configure_pdb_on_demand()
 
+    yatest_common.runtime._set_ya_config(config=config)
+
     # Dump python backtrace in case of any errors
     faulthandler.enable()
     if hasattr(signal, "SIGQUIT"):
diff --git a/library/python/testing/import_test/import_test.py b/library/python/testing/import_test/import_test.py
index 5290ae3cae5..114723a4c6a 100644
--- a/library/python/testing/import_test/import_test.py
+++ b/library/python/testing/import_test/import_test.py
@@ -11,6 +11,15 @@ import __res
 from __res import importer
 
 
+def setup_test_environment():
+    try:
+        from yatest_lib.ya import Ya
+        import yatest.common as yc
+        yc.runtime._set_ya_config(ya=Ya())
+    except ImportError:
+        pass
+
+
 def check_imports(no_check=(), extra=(), skip_func=None, py_main=None):
     """
     tests all bundled modules are importable
@@ -18,6 +27,7 @@ def check_imports(no_check=(), extra=(), skip_func=None, py_main=None):
     "PEERDIR(library/python/import_test)" to your CMakeLists.txt and
     "from import_test import test_imports" to your python test source file.
     """
+
     str_ = lambda s: s
     if not isinstance(b'', str):
         str_ = lambda s: s.decode('UTF-8')
@@ -99,6 +109,8 @@ test_imports = check_imports
 
 
 def main():
+    setup_test_environment()
+
     skip_names = sys.argv[1:]
 
     try:
diff --git a/library/python/testing/recipe/__init__.py b/library/python/testing/recipe/__init__.py
index 5ef9c5c1895..5f48628ad38 100644
--- a/library/python/testing/recipe/__init__.py
+++ b/library/python/testing/recipe/__init__.py
@@ -8,6 +8,8 @@ import argparse
 
 from yatest_lib.ya import Ya
 
+import yatest.common as yc
+
 RECIPE_START_OPTION = "start"
 RECIPE_STOP_OPTION = "stop"
 
@@ -16,6 +18,13 @@ collect_cores = None
 sanitizer_extra_checks = None
 
 
+class Config:
+    def __init__(self):
+        self.ya = ya
+        self.collect_cores = collect_cores
+        self.sanitizer_extra_checks = sanitizer_extra_checks
+
+
 def _setup_logging(level=logging.DEBUG):
     root_logger = logging.getLogger()
     root_logger.setLevel(level)
@@ -60,6 +69,7 @@ def get_options():
                 os.environ[envvar] = os.environ[envvar + '_ORIGINAL']
     collect_cores = args.collect_cores
 
+    yc.runtime._set_ya_config(config=Config())
     for recipe_option in RECIPE_START_OPTION, RECIPE_STOP_OPTION:
         if recipe_option in opts:
             return args, opts[opts.index(recipe_option):]
diff --git a/library/python/testing/yatest_common/yatest/common/runtime.py b/library/python/testing/yatest_common/yatest/common/runtime.py
index 6e6c3c87591..b8d5964d1d2 100644
--- a/library/python/testing/yatest_common/yatest/common/runtime.py
+++ b/library/python/testing/yatest_common/yatest/common/runtime.py
@@ -9,22 +9,30 @@ import six
 
 _lock = threading.Lock()
 
+_config = None
+
+
+def _set_ya_config(config=None, ya=None):
+    global _config
+    if config:
+        _config = config
+    elif ya:
+        class Config:
+            def __init__(self):
+                self.ya = None
+        _config = Config()
+        _config.ya = ya
+
 
 def _get_ya_config():
-    try:
-        import library.python.pytest.plugins.ya as ya_plugin
-        if ya_plugin.pytest_config is not None:
-            return ya_plugin.pytest_config
-        import pytest
-        return pytest.config
-    except (ImportError, AttributeError):
+    if _config:
+        return _config
+    else:
         try:
-            import library.python.testing.recipe
-            if library.python.testing.recipe.ya:
-                return library.python.testing.recipe
+            import pytest
+            return pytest.config
         except (ImportError, AttributeError):
-            pass
-        raise NotImplementedError("yatest.common.* is only available from the testing runtime")
+            raise NotImplementedError("yatest.common.* is only available from the testing runtime")
 
 
 def _get_ya_plugin_instance():
diff --git a/ydb/core/protos/services.proto b/ydb/core/protos/services.proto
index 5fc0856fc57..44c76870dc4 100644
--- a/ydb/core/protos/services.proto
+++ b/ydb/core/protos/services.proto
@@ -301,6 +301,7 @@ enum EServiceKikimr {
     YQ_AUDIT = 1150;
     YQ_AUDIT_EVENT_SENDER = 1151;
     YQ_HEALTH = 1152;
+    YQ_RATE_LIMITER = 1155;
     FQ_INTERNAL_SERVICE = 1153;
     FQ_QUOTA_SERVICE = 1154;
 
diff --git a/ydb/core/yq/libs/config/protos/CMakeLists.txt b/ydb/core/yq/libs/config/protos/CMakeLists.txt
index ce03e7b21f1..c399db4b329 100644
--- a/ydb/core/yq/libs/config/protos/CMakeLists.txt
+++ b/ydb/core/yq/libs/config/protos/CMakeLists.txt
@@ -33,6 +33,7 @@ target_proto_messages(libs-config-protos PRIVATE
   ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/config/protos/private_api.proto
   ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/config/protos/private_proxy.proto
   ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/config/protos/quotas_manager.proto
+  ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/config/protos/rate_limiter.proto
   ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/config/protos/read_actors_factory.proto
   ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/config/protos/resource_manager.proto
   ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/config/protos/storage.proto
diff --git a/ydb/core/yq/libs/config/protos/rate_limiter.proto b/ydb/core/yq/libs/config/protos/rate_limiter.proto
new file mode 100644
index 00000000000..3a82632b308
--- /dev/null
+++ b/ydb/core/yq/libs/config/protos/rate_limiter.proto
@@ -0,0 +1,22 @@
+syntax = "proto3";
+option cc_enable_arenas = true;
+
+package NYq.NConfig;
+option java_package = "ru.yandex.kikimr.proto";
+
+import "ydb/core/yq/libs/config/protos/storage.proto";
+
+////////////////////////////////////////////////////////////
+
+message TLimiter {
+    string CoordinationNodePath = 1;
+}
+
+message TRateLimiterConfig {
+    bool Enabled = 1;
+    bool ControlPlaneEnabled = 2;
+    bool DataPlaneEnabled = 3;
+
+    NYq.NConfig.TYdbStorageConfig Database = 4;
+    repeated TLimiter Limiters = 5;
+}
diff --git a/ydb/core/yq/libs/config/protos/yq_config.proto b/ydb/core/yq/libs/config/protos/yq_config.proto
index 74344d2ccf5..c7c7deb1024 100644
--- a/ydb/core/yq/libs/config/protos/yq_config.proto
+++ b/ydb/core/yq/libs/config/protos/yq_config.proto
@@ -18,6 +18,7 @@ import "ydb/core/yq/libs/config/protos/pinger.proto";
 import "ydb/core/yq/libs/config/protos/private_api.proto";
 import "ydb/core/yq/libs/config/protos/private_proxy.proto";
 import "ydb/core/yq/libs/config/protos/quotas_manager.proto";
+import "ydb/core/yq/libs/config/protos/rate_limiter.proto";
 import "ydb/core/yq/libs/config/protos/read_actors_factory.proto";
 import "ydb/core/yq/libs/config/protos/resource_manager.proto";
 import "ydb/core/yq/libs/config/protos/test_connection.proto";
@@ -48,4 +49,5 @@ message TConfig {
     TReadActorsFactoryConfig ReadActorsFactoryConfig = 19;
     THealthConfig Health = 20;
     TQuotasManagerConfig QuotasManager = 21;
+    TRateLimiterConfig RateLimiter = 22;
 }
diff --git a/ydb/core/yq/libs/init/CMakeLists.txt b/ydb/core/yq/libs/init/CMakeLists.txt
index 272bb515f00..e052e995862 100644
--- a/ydb/core/yq/libs/init/CMakeLists.txt
+++ b/ydb/core/yq/libs/init/CMakeLists.txt
@@ -29,6 +29,7 @@ target_link_libraries(yq-libs-init PUBLIC
   yq-libs-gateway
   yq-libs-health
   yq-libs-quota_manager
+  libs-rate_limiter-control_plane_service
   yq-libs-shared_resources
   yq-libs-test_connection
   ydb-library-folder_service
diff --git a/ydb/core/yq/libs/init/init.cpp b/ydb/core/yq/libs/init/init.cpp
index 15a0524d12d..0f1431b5759 100644
--- a/ydb/core/yq/libs/init/init.cpp
+++ b/ydb/core/yq/libs/init/init.cpp
@@ -11,6 +11,7 @@
 #include <ydb/core/yq/libs/private_client/internal_service.h>
 #include <ydb/core/yq/libs/private_client/loopback_service.h>
 #include <ydb/core/yq/libs/quota_manager/quota_manager.h>
+#include <ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.h>
 #include <ydb/core/yq/libs/shared_resources/shared_resources.h>
 #include <ydb/library/folder_service/folder_service.h>
 #include <ydb/library/yql/providers/common/metrics/service_counters.h>
@@ -84,6 +85,11 @@ void Init(
         actorRegistrator(NYq::ControlPlaneProxyActorId(), controlPlaneProxy);
     }
 
+    if (protoConfig.GetRateLimiter().GetControlPlaneEnabled()) {
+        NActors::IActor* rateLimiterService = NYq::CreateRateLimiterControlPlaneService(protoConfig.GetRateLimiter(), yqSharedResources, credentialsProviderFactory);
+        actorRegistrator(NYq::RateLimiterControlPlaneServiceId(), rateLimiterService);
+    }
+
     if (protoConfig.GetAudit().GetEnabled()) {
         auto* auditSerive = auditServiceFactory(
             protoConfig.GetAudit(),
diff --git a/ydb/core/yq/libs/rate_limiter/control_plane_service/CMakeLists.txt b/ydb/core/yq/libs/rate_limiter/control_plane_service/CMakeLists.txt
new file mode 100644
index 00000000000..da96f328b5e
--- /dev/null
+++ b/ydb/core/yq/libs/rate_limiter/control_plane_service/CMakeLists.txt
@@ -0,0 +1,27 @@
+
+# This file was gererated by the build system used internally in the Yandex monorepo.
+# Only simple modifications are allowed (adding source-files to targets, adding simple properties
+# like target_include_directories). These modifications will be ported to original
+# ya.make files by maintainers. Any complex modifications which can't be ported back to the
+# original buildsystem will not be accepted.
+
+
+
+add_library(libs-rate_limiter-control_plane_service)
+target_compile_options(libs-rate_limiter-control_plane_service PRIVATE
+  -DUSE_CURRENT_UDF_ABI_VERSION
+)
+target_link_libraries(libs-rate_limiter-control_plane_service PUBLIC
+  contrib-libs-cxxsupp
+  yutil
+  cpp-actors-core
+  ydb-core-protos
+  libs-config-protos
+  yq-libs-events
+  yq-libs-shared_resources
+  yq-libs-ydb
+  ydb-library-security
+)
+target_sources(libs-rate_limiter-control_plane_service PRIVATE
+  ${CMAKE_SOURCE_DIR}/ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.cpp
+)
diff --git a/ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.cpp b/ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.cpp
new file mode 100644
index 00000000000..d52cb03cb39
--- /dev/null
+++ b/ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.cpp
@@ -0,0 +1,128 @@
+#include "rate_limiter_control_plane_service.h"
+
+#include <ydb/core/protos/services.pb.h>
+#include <ydb/core/yq/libs/events/events.h>
+#include <ydb/core/yq/libs/ydb/create_schema.h>
+#include <ydb/core/yq/libs/ydb/util.h>
+#include <ydb/core/yq/libs/ydb/ydb.h>
+
+#include <library/cpp/actors/core/actor_bootstrapped.h>
+#include <library/cpp/actors/core/hfunc.h>
+#include <library/cpp/actors/core/log.h>
+
+#define LOG_D(stream) LOG_DEBUG_S(::NActors::TActivationContext::AsActorContext(), NKikimrServices::YQ_RATE_LIMITER, stream)
+#define LOG_I(stream) LOG_INFO_S(::NActors::TActivationContext::AsActorContext(), NKikimrServices::YQ_RATE_LIMITER, stream)
+#define LOG_W(stream) LOG_WARN_S(::NActors::TActivationContext::AsActorContext(), NKikimrServices::YQ_RATE_LIMITER, stream)
+#define LOG_E(stream) LOG_ERROR_S(::NActors::TActivationContext::AsActorContext(), NKikimrServices::YQ_RATE_LIMITER, stream)
+
+namespace NYq {
+
+class TRateLimiterControlPlaneService : public NActors::TActorBootstrapped<TRateLimiterControlPlaneService> {
+public:
+    static constexpr char ActorName[] = "YQ_RATE_LIMITER_CONTROL_PLANE";
+
+    TRateLimiterControlPlaneService(
+        const NYq::NConfig::TRateLimiterConfig& rateLimiterConfig,
+        const NYq::TYqSharedResources::TPtr& yqSharedResources,
+        const NKikimr::TYdbCredentialsProviderFactory& credentialsProviderFactory)
+        : Config(rateLimiterConfig)
+        , YqSharedResources(yqSharedResources)
+        , CredProviderFactory(credentialsProviderFactory)
+    {
+    }
+
+    void Bootstrap() {
+        Y_VERIFY(Config.GetControlPlaneEnabled());
+        if (!Config.GetEnabled()) {
+            Become(&TRateLimiterControlPlaneService::RateLimiterOffStateFunc);
+            return;
+        }
+
+        StartInit();
+    }
+
+    static ERetryErrorClass RetryFunc(const NYdb::TStatus& status) {
+        return status.GetStatus() == NYdb::EStatus::OVERLOADED ? ERetryErrorClass::LongRetry : ERetryErrorClass::ShortRetry;
+    }
+
+    TYdbSdkRetryPolicy::TPtr MakeCreateSchemaRetryPolicy() {
+        return TYdbSdkRetryPolicy::GetExponentialBackoffPolicy(RetryFunc, TDuration::MilliSeconds(10), TDuration::Seconds(1), TDuration::Seconds(5));
+    }
+
+    void RunCreateCoordinationNodeActor(const TString& path) {
+        Register(MakeCreateCoordinationNodeActor(SelfId(), NKikimrServices::YQ_RATE_LIMITER, YdbConnection, path, MakeCreateSchemaRetryPolicy()));
+        ++CreatingCoordinationNodes;
+    }
+
+    void StartInit() {
+        Become(&TRateLimiterControlPlaneService::InitStateFunc);
+
+        YdbConnection = NewYdbConnection(Config.GetDatabase(), CredProviderFactory, YqSharedResources->CoreYdbDriver);
+
+        for (const auto& limiterConfig : Config.GetLimiters()) {
+            auto coordinationNodePath = JoinPath(YdbConnection->TablePathPrefix, limiterConfig.GetCoordinationNodePath());
+            RunCreateCoordinationNodeActor(coordinationNodePath);
+        }
+
+        TryStartWorking();
+    }
+
+    void TryStartWorking() {
+        Y_VERIFY(CreatingCoordinationNodes >= 0);
+        if (CreatingCoordinationNodes > 0) {
+            return;
+        }
+
+        Become(&TRateLimiterControlPlaneService::WorkingStateFunc);
+
+        // Start processing deferred queries
+    }
+
+    void HandleInit(TEvents::TEvSchemaCreated::TPtr&) {
+        --CreatingCoordinationNodes;
+
+        TryStartWorking();
+    }
+
+    // State func that does nothing. Rate limiting is turned off.
+    // Answers "OK" responses and does nothing.
+    STRICT_STFUNC(
+        RateLimiterOffStateFunc,
+    )
+
+    // State func that inits limiters.
+    // Puts all incoming requests to queue.
+    STRICT_STFUNC(
+        InitStateFunc,
+        hFunc(TEvents::TEvSchemaCreated, HandleInit);
+    )
+
+    // Working
+    STRICT_STFUNC(
+        WorkingStateFunc,
+    )
+
+private:
+    const NYq::NConfig::TRateLimiterConfig Config;
+    const NYq::TYqSharedResources::TPtr YqSharedResources;
+    NKikimr::TYdbCredentialsProviderFactory CredProviderFactory;
+    TYdbConnectionPtr YdbConnection;
+
+    // Init
+    size_t CreatingCoordinationNodes = 0;
+};
+
+NActors::TActorId RateLimiterControlPlaneServiceId() {
+    constexpr TStringBuf name = "RATE_LIM_CP";
+    return NActors::TActorId(0, name);
+}
+
+NActors::IActor* CreateRateLimiterControlPlaneService(
+    const NYq::NConfig::TRateLimiterConfig& rateLimiterConfig,
+    const NYq::TYqSharedResources::TPtr& yqSharedResources,
+    const NKikimr::TYdbCredentialsProviderFactory& credentialsProviderFactory)
+{
+    return new TRateLimiterControlPlaneService(rateLimiterConfig, yqSharedResources, credentialsProviderFactory);
+}
+
+} // namespace NYq
diff --git a/ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.h b/ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.h
new file mode 100644
index 00000000000..96a9d347151
--- /dev/null
+++ b/ydb/core/yq/libs/rate_limiter/control_plane_service/rate_limiter_control_plane_service.h
@@ -0,0 +1,18 @@
+#pragma once
+#include <ydb/core/yq/libs/config/protos/rate_limiter.pb.h>
+#include <ydb/core/yq/libs/shared_resources/shared_resources.h>
+#include <ydb/library/security/ydb_credentials_provider_factory.h>
+
+#include <library/cpp/actors/core/actorid.h>
+#include <library/cpp/actors/core/actor.h>
+
+namespace NYq {
+
+NActors::TActorId RateLimiterControlPlaneServiceId();
+
+NActors::IActor* CreateRateLimiterControlPlaneService(
+    const NYq::NConfig::TRateLimiterConfig& rateLimiterConfig,
+    const NYq::TYqSharedResources::TPtr& yqSharedResources,
+    const NKikimr::TYdbCredentialsProviderFactory& credentialsProviderFactory);
+
+} // namespace NYq
diff --git a/ydb/core/yq/libs/ydb/CMakeLists.txt b/ydb/core/yq/libs/ydb/CMakeLists.txt
index 3e9c460c511..e3773d6dc73 100644
--- a/ydb/core/yq/libs/ydb/CMakeLists.txt
+++ b/ydb/core/yq/libs/ydb/CMakeLists.txt
@@ -19,6 +19,7 @@ target_link_libraries(yq-libs-ydb PUBLIC
   yq-libs-config
   yq-libs-events
   ydb-library-security
+  cpp-client-ydb_coordination
   cpp-client-ydb_scheme
   cpp-client-ydb_table
   tools-enum_parser-enum_serialization_runtime
diff --git a/ydb/core/yq/libs/ydb/create_schema.cpp b/ydb/core/yq/libs/ydb/create_schema.cpp
index a0ce2efe221..675bc474e88 100644
--- a/ydb/core/yq/libs/ydb/create_schema.cpp
+++ b/ydb/core/yq/libs/ydb/create_schema.cpp
@@ -251,6 +251,34 @@ private:
     const TString DirectoryPath;
 };
 
+class TCreateCoordinationNodeActor : public TCreateActorBase {
+public:
+    TCreateCoordinationNodeActor(
+        NActors::TActorId parent,
+        ui64 logComponent,
+        TYdbConnectionPtr connection,
+        const TString& coordinationNodePath,
+        TYdbSdkRetryPolicy::TPtr retryPolicy,
+        ui64 cookie)
+        : TCreateActorBase(parent, logComponent, std::move(connection), std::move(retryPolicy), cookie)
+        , CoordinationNodePath(coordinationNodePath)
+    {
+    }
+
+private:
+    TString GetEntityName() const override {
+        return TStringBuilder() << "coordination node \"" << CoordinationNodePath << "\"";
+    }
+
+    NYdb::TAsyncStatus CallYdbSdk() override {
+        SCHEMA_LOG_DEBUG("Call create coordination node \"" << CoordinationNodePath << "\"");
+        return Connection->CoordinationClient.CreateNode(CoordinationNodePath);
+    }
+
+private:
+    const TString CoordinationNodePath;
+};
+
 NActors::IActor* MakeCreateTableActor(
     NActors::TActorId parent,
     ui64 logComponent,
@@ -289,4 +317,22 @@ NActors::IActor* MakeCreateDirectoryActor(
     );
 }
 
+NActors::IActor* MakeCreateCoordinationNodeActor(
+    NActors::TActorId parent,
+    ui64 logComponent,
+    TYdbConnectionPtr connection,
+    const TString& coordinationNodePath,
+    TYdbSdkRetryPolicy::TPtr retryPolicy,
+    ui64 cookie)
+{
+    return new TCreateCoordinationNodeActor(
+        parent,
+        logComponent,
+        std::move(connection),
+        coordinationNodePath,
+        std::move(retryPolicy),
+        cookie
+    );
+}
+
 } // namespace NYq
diff --git a/ydb/core/yq/libs/ydb/create_schema.h b/ydb/core/yq/libs/ydb/create_schema.h
index b05c0ec01b2..d390431caff 100644
--- a/ydb/core/yq/libs/ydb/create_schema.h
+++ b/ydb/core/yq/libs/ydb/create_schema.h
@@ -30,4 +30,14 @@ NActors::IActor* MakeCreateDirectoryActor(
     TYdbSdkRetryPolicy::TPtr retryPolicy,
     ui64 cookie = 0);
 
+// Actor that creates coordination node.
+// Send TEvSchemaCreated to parent (if any).
+NActors::IActor* MakeCreateCoordinationNodeActor(
+    NActors::TActorId parent,
+    ui64 logComponent,
+    TYdbConnectionPtr connection,
+    const TString& coordinationNodePath,
+    TYdbSdkRetryPolicy::TPtr retryPolicy,
+    ui64 cookie = 0);
+
 } // namespace NYq
diff --git a/ydb/core/yq/libs/ydb/ydb.cpp b/ydb/core/yq/libs/ydb/ydb.cpp
index 190efa13df6..ac791c01beb 100644
--- a/ydb/core/yq/libs/ydb/ydb.cpp
+++ b/ydb/core/yq/libs/ydb/ydb.cpp
@@ -221,6 +221,7 @@ TYdbConnection::TYdbConnection(const NConfig::TYdbStorageConfig& config,
     : Driver(driver)
     , TableClient(Driver, GetClientSettings<NYdb::NTable::TClientSettings>(config, credProviderFactory))
     , SchemeClient(Driver, GetClientSettings<NYdb::TCommonClientSettings>(config, credProviderFactory))
+    , CoordinationClient(Driver, GetClientSettings<NYdb::TCommonClientSettings>(config, credProviderFactory))
     , DB(config.GetDatabase())
     , TablePathPrefix(JoinPath(DB, config.GetTablePrefix()))
 {
diff --git a/ydb/core/yq/libs/ydb/ydb.h b/ydb/core/yq/libs/ydb/ydb.h
index 9675dd81816..6903722e6c1 100644
--- a/ydb/core/yq/libs/ydb/ydb.h
+++ b/ydb/core/yq/libs/ydb/ydb.h
@@ -3,6 +3,7 @@
 #include <ydb/library/security/ydb_credentials_provider_factory.h>
 #include <ydb/core/yq/libs/config/protos/storage.pb.h>
 
+#include <ydb/public/sdk/cpp/client/ydb_coordination/coordination.h>
 #include <ydb/public/sdk/cpp/client/ydb_table/table.h>
 #include <ydb/public/sdk/cpp/client/ydb_scheme/scheme.h>
 
@@ -14,6 +15,7 @@ struct TYdbConnection : public TThrRefBase {
     NYdb::TDriver Driver;
     NYdb::NTable::TTableClient TableClient;
     NYdb::NScheme::TSchemeClient SchemeClient;
+    NYdb::NCoordination::TClient CoordinationClient;
     const TString DB;
     const TString TablePathPrefix;