From 66c84655d807cd4a2c04a9f57ecc5631c9a18c78 Mon Sep 17 00:00:00 2001
From: foxspy <xianliang.li@zilliz.com>
Date: Wed, 3 Jan 2024 11:10:47 +0800
Subject: [PATCH] fix: [Cherry-pick] throw exception when upload file failed
 for DiskIndex (#29628)

Cherry pick from master
pr: #29627
related to: #29417

Signed-off-by: xianliang <xianliang.li@zilliz.com>
---
 internal/core/src/index/VectorDiskIndex.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/internal/core/src/index/VectorDiskIndex.cpp b/internal/core/src/index/VectorDiskIndex.cpp
index 206a5d0beb976..70ab11b0f25d3 100644
--- a/internal/core/src/index/VectorDiskIndex.cpp
+++ b/internal/core/src/index/VectorDiskIndex.cpp
@@ -90,7 +90,11 @@ template <typename T>
 BinarySet
 VectorDiskAnnIndex<T>::Upload(const Config& config) {
     BinarySet ret;
-    index_.Serialize(ret);
+    auto stat = index_.Serialize(ret);
+    if (stat != knowhere::Status::success) {
+        PanicInfo(ErrorCode::UnexpectedError,
+                  "failed to serialize index, " + KnowhereStatusString(stat));
+    }
     auto remote_paths_to_size = file_manager_->GetRemotePathsToFileSize();
     for (auto& file : remote_paths_to_size) {
         ret.Append(file.first, nullptr, file.second);