Support pile identifiers for dynamic nodes too (#18988)

Author: alexvru

.github/last_commit.txt

@@ -1 +1 @@
-cde1dc253a0f9d5f7f11bfe9adb826e4748adf1c
+a19b867b82af456bce938a0506364f0ba85214a5

include/ydb-cpp-sdk/client/discovery/discovery.h

@@ -48,6 +48,7 @@ struct TNodeRegistrationSettings : public TSimpleRequestSettings<TNodeRegistrati
     FLUENT_SETTING(std::string, DomainPath);
     FLUENT_SETTING_DEFAULT(bool, FixedNodeId, false);
     FLUENT_SETTING(std::string, Path);
+    FLUENT_SETTING(std::string, BridgePileName);
 };
 
 struct TEndpointInfo {
@@ -96,6 +97,7 @@ struct TNodeInfo {
     std::string Address;
     TNodeLocation Location;
     uint64_t Expire;
+    std::optional<uint32_t> BridgePileId;
 };
 
 class TNodeRegistrationResult : public TStatus {

src/api/protos/ydb_discovery.proto

@@ -83,6 +83,7 @@ message NodeInfo {
     optional string address = 5;
     optional NodeLocation location = 6;
     optional uint64 expire = 7;
+    optional uint32 bridge_pile_id = 8;
 }
 
 message NodeRegistrationRequest {
@@ -94,6 +95,7 @@ message NodeRegistrationRequest {
     optional string domain_path = 6;
     optional bool fixed_node_id = 7;
     optional string path = 8;
+    optional string bridge_pile_name = 9;
 }
 
 message NodeRegistrationResult {

src/client/discovery/discovery.cpp

@@ -77,7 +77,8 @@ TNodeInfo::TNodeInfo(const Ydb::Discovery::NodeInfo& info)
     , Address(info.address())
     , Location(info.location())
     , Expire(info.expire())
-    {}
+    , BridgePileId(info.has_bridge_pile_id() ? std::make_optional(info.bridge_pile_id()) : std::nullopt)
+{}
 
 TNodeRegistrationResult::TNodeRegistrationResult(TStatus&& status, const Ydb::Discovery::NodeRegistrationResult& proto)
     : TStatus(std::move(status))
@@ -208,6 +209,9 @@ class TDiscoveryClient::TImpl : public TClientImplCommon<TDiscoveryClient::TImpl
         if (!settings.Path_.empty()) {
             request.set_path(TStringType{settings.Path_});
         }
+        if (!settings.BridgePileName_.empty()) {
+            request.set_bridge_pile_name(TStringType{settings.BridgePileName_});
+        }
 
         auto requestLocation = request.mutable_location();
         const auto& location = settings.Location_;