diff --git a/services/backup/docker-server/contents/server/src/Reactors/client/base-reactors/ClientWriteReactorBase.h b/services/backup/docker-server/contents/server/src/Reactors/client/base-reactors/ClientWriteReactorBase.h
new file mode 100644
--- /dev/null
+++ b/services/backup/docker-server/contents/server/src/Reactors/client/base-reactors/ClientWriteReactorBase.h
@@ -0,0 +1,78 @@
+#include <grpcpp/grpcpp.h>
+
+namespace comm {
+namespace network {
+namespace reactor {
+
+template <class Request, class Response>
+class ClientWriteReactorBase : public grpc::ClientWriteReactor<Request> {
+  grpc::Status status;
+  bool done = false;
+  bool initialized = 0;
+  Request request;
+
+public:
+  Response response;
+  grpc::ClientContext context;
+
+  void nextWrite();
+  void OnWriteDone(bool ok) override;
+  void terminate(const grpc::Status &status);
+  bool isDone();
+  void OnDone(const grpc::Status &status) override;
+
+  virtual std::unique_ptr<grpc::Status> prepareRequest(Request &request) = 0;
+  virtual void doneCallback() {
+  }
+};
+
+template <class Request, class Response>
+void ClientWriteReactorBase<Request, Response>::nextWrite() {
+  this->request = Request();
+  std::unique_ptr<grpc::Status> status = this->prepareRequest(this->request);
+  if (status != nullptr) {
+    this->terminate(*status);
+    return;
+  }
+  this->StartWrite(&this->request);
+  if (!this->initialized) {
+    this->StartCall();
+    this->initialized = true;
+  }
+}
+
+template <class Request, class Response>
+void ClientWriteReactorBase<Request, Response>::OnWriteDone(bool ok) {
+  if (!ok) {
+    this->terminate(grpc::Status(grpc::StatusCode::UNKNOWN, "write error"));
+    return;
+  }
+  this->nextWrite();
+}
+
+template <class Request, class Response>
+void ClientWriteReactorBase<Request, Response>::terminate(
+    const grpc::Status &status) {
+  if (this->done) {
+    return;
+  }
+  this->status = status;
+  this->done = true;
+  this->StartWritesDone();
+  this->doneCallback();
+}
+
+template <class Request, class Response>
+bool ClientWriteReactorBase<Request, Response>::isDone() {
+  return this->done;
+}
+
+template <class Request, class Response>
+void ClientWriteReactorBase<Request, Response>::OnDone(
+    const grpc::Status &status) {
+  this->terminate(status);
+}
+
+} // namespace reactor
+} // namespace network
+} // namespace comm