From 6e2286086f7c3c752c9320e35611ca4579043263 Mon Sep 17 00:00:00 2001
From: Vishniakov Nikolai <nikolai.vishniakov@intel.com>
Date: Tue, 11 Jun 2024 10:35:12 +0200
Subject: [PATCH] [OV JS] Fix multiple Core instances (#24053)

### Details:
- New instance of Core creating on execution of readModel method. This
PR is fixing this behavior.

### Tickets:
 - 138160

---------

Co-authored-by: Alicja Miloszewska <alicja.miloszewska@intel.com>
---
 src/bindings/js/node/include/async_reader.hpp | 5 ++++-
 src/bindings/js/node/src/async_reader.cpp     | 6 ++----
 src/bindings/js/node/src/core_wrap.cpp        | 2 +-
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/bindings/js/node/include/async_reader.hpp b/src/bindings/js/node/include/async_reader.hpp
index 2e67fd48715..6666872651f 100644
--- a/src/bindings/js/node/include/async_reader.hpp
+++ b/src/bindings/js/node/include/async_reader.hpp
@@ -12,11 +12,13 @@ class ReaderWorker : public Napi::AsyncWorker {
 public:
     /**
      * @brief Constructs ReaderWorker class that is responisible for reading the model asynchronously.
+     * @note In the Execute() method, the Core object might be used concurrently to call read_model().
      * @param info contains passed arguments. Can be empty.
      */
-    ReaderWorker(const Napi::Env& env, ReadModelArgs* args)
+    ReaderWorker(const Napi::Env& env, ov::Core& core, ReadModelArgs* args)
         : Napi::AsyncWorker{env, "ReaderWorker"},
           _deferred{env},
+          _core{core},
           _args{args},
           _model{} {
         OPENVINO_ASSERT(_args, "Invalid pointer to ReadModelArgs.");
@@ -35,6 +37,7 @@ protected:
     ///@}
 private:
     Napi::Promise::Deferred _deferred;
+    ov::Core& _core;
     ReadModelArgs* _args;
     std::shared_ptr<ov::Model> _model;
 };
diff --git a/src/bindings/js/node/src/async_reader.cpp b/src/bindings/js/node/src/async_reader.cpp
index c4616da838a..8faaf47ab0a 100644
--- a/src/bindings/js/node/src/async_reader.cpp
+++ b/src/bindings/js/node/src/async_reader.cpp
@@ -6,12 +6,10 @@
 #include "node/include/model_wrap.hpp"
 
 void ReaderWorker::Execute() {
-    ov::Core core;
-
     if (_args->model_str.empty())
-        _model = core.read_model(_args->model_path, _args->bin_path);
+        _model = _core.read_model(_args->model_path, _args->bin_path);
     else
-        _model = core.read_model(_args->model_str, _args->weight_tensor);
+        _model = _core.read_model(_args->model_str, _args->weight_tensor);
 }
 
 void ReaderWorker::OnOK() {
diff --git a/src/bindings/js/node/src/core_wrap.cpp b/src/bindings/js/node/src/core_wrap.cpp
index 8951a8c7afb..6a96eb8fa9b 100644
--- a/src/bindings/js/node/src/core_wrap.cpp
+++ b/src/bindings/js/node/src/core_wrap.cpp
@@ -76,7 +76,7 @@ Napi::Value CoreWrap::read_model_sync(const Napi::CallbackInfo& info) {
 Napi::Value CoreWrap::read_model_async(const Napi::CallbackInfo& info) {
     try {
         ReadModelArgs* args = new ReadModelArgs(info);
-        ReaderWorker* _readerWorker = new ReaderWorker(info.Env(), args);
+        ReaderWorker* _readerWorker = new ReaderWorker(info.Env(), _core, args);
         _readerWorker->Queue();
 
         return _readerWorker->GetPromise();