From 3bd4aa5fcb0f9a73ef9fcc548c26a0aa81011981 Mon Sep 17 00:00:00 2001
From: achains <achains@yandex-team.com>
Date: Fri, 12 Dec 2025 11:12:23 +0300
Subject: YT-26906: start session from tx

* Changelog entry
  Type: feature
  Component: cpp-sdk

Start distributed session methods (file/table) now support attaching to transaction.
commit_hash:0a40dfd6d556f9890fa5abccf29c0baf33df4e7d
---
 yt/cpp/mapreduce/client/client.cpp | 50 ++++++++++++++++++--------------------
 1 file changed, 24 insertions(+), 26 deletions(-)

(limited to 'yt/cpp/mapreduce/client/client.cpp')

diff --git a/yt/cpp/mapreduce/client/client.cpp b/yt/cpp/mapreduce/client/client.cpp
index 37bf2a509f9..c0fef27be62 100644
--- a/yt/cpp/mapreduce/client/client.cpp
+++ b/yt/cpp/mapreduce/client/client.cpp
@@ -100,6 +100,30 @@ ITransactionPtr TClientBase::StartTransaction(
     return MakeIntrusive<TTransaction>(RawClient_, GetParentClientImpl(), Context_, TransactionId_, options);
 }
 
+TDistributedWriteFileSessionWithCookies TClientBase::StartDistributedWriteFileSession(
+    const TRichYPath& richPath,
+    i64 cookieCount,
+    const TStartDistributedWriteFileOptions& options)
+{
+    return RequestWithRetry<TDistributedWriteFileSessionWithCookies>(
+        ClientRetryPolicy_->CreatePolicyForGenericRequest(),
+        [this, cookieCount, &richPath, &options] (TMutationId& mutationId) {
+            return RawClient_->StartDistributedWriteFileSession(mutationId, TransactionId_, richPath, cookieCount, options);
+        });
+}
+
+TDistributedWriteTableSessionWithCookies TClientBase::StartDistributedWriteTableSession(
+    const TRichYPath& richPath,
+    i64 cookieCount,
+    const TStartDistributedWriteTableOptions& options)
+{
+    return RequestWithRetry<TDistributedWriteTableSessionWithCookies>(
+        ClientRetryPolicy_->CreatePolicyForGenericRequest(),
+        [this, cookieCount, &richPath, &options] (TMutationId& mutationId) {
+            return RawClient_->StartDistributedWriteTableSession(mutationId, TransactionId_, richPath, cookieCount, options);
+        });
+}
+
 TNodeId TClientBase::Create(
     const TYPath& path,
     ENodeType type,
@@ -1569,19 +1593,6 @@ void TClient::ResumeOperation(
         });
 }
 
-TDistributedWriteTableSessionWithCookies TClient::StartDistributedWriteTableSession(
-    const TRichYPath& richPath,
-    i64 cookieCount,
-    const TStartDistributedWriteTableOptions& options)
-{
-    CheckShutdown();
-    return RequestWithRetry<TDistributedWriteTableSessionWithCookies>(
-        ClientRetryPolicy_->CreatePolicyForGenericRequest(),
-        [this, cookieCount, &richPath, &options] (TMutationId& mutationId) {
-            return RawClient_->StartDistributedWriteTableSession(mutationId, richPath, cookieCount, options);
-        });
-}
-
 void TClient::PingDistributedWriteTableSession(
     const TDistributedWriteTableSession& session,
     const TPingDistributedWriteTableOptions& options)
@@ -1607,19 +1618,6 @@ void TClient::FinishDistributedWriteTableSession(
         });
 }
 
-TDistributedWriteFileSessionWithCookies TClient::StartDistributedWriteFileSession(
-    const TRichYPath& richPath,
-    i64 cookieCount,
-    const TStartDistributedWriteFileOptions& options)
-{
-    CheckShutdown();
-    return RequestWithRetry<TDistributedWriteFileSessionWithCookies>(
-        ClientRetryPolicy_->CreatePolicyForGenericRequest(),
-        [this, cookieCount, &richPath, &options] (TMutationId& mutationId) {
-            return RawClient_->StartDistributedWriteFileSession(mutationId, richPath, cookieCount, options);
-        });
-}
-
 void TClient::PingDistributedWriteFileSession(
     const TDistributedWriteFileSession& session,
     const TPingDistributedWriteFileOptions& options)
-- 
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