diff --git a/services/backup/src/Reactors/server/base-reactors/ServerBidiReactorBase.h b/services/backup/src/Reactors/server/base-reactors/ServerBidiReactorBase.h
--- a/services/backup/src/Reactors/server/base-reactors/ServerBidiReactorBase.h
+++ b/services/backup/src/Reactors/server/base-reactors/ServerBidiReactorBase.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#include "BaseReactor.h"
+
 #include <grpcpp/grpcpp.h>
 
 #include <atomic>
@@ -23,15 +25,13 @@
 
 template <class Request, class Response>
 class ServerBidiReactorBase
-    : public grpc::ServerBidiReactor<Request, Response> {
+    : public grpc::ServerBidiReactor<Request, Response>, public BaseReactor {
   Request request;
   Response response;
-  std::atomic<bool> finished = false;
 
 protected:
   ServerBidiReactorStatus status;
   bool readingAborted = false;
-
 public:
   ServerBidiReactorBase();
 
@@ -43,20 +43,17 @@
 
   virtual std::unique_ptr<ServerBidiReactorStatus>
   handleRequest(Request request, Response *response) = 0;
-  virtual void initialize(){};
-  virtual void validate(){};
-  virtual void doneCallback(){};
-  virtual void terminateCallback(){};
 };
 
 template <class Request, class Response>
 ServerBidiReactorBase<Request, Response>::ServerBidiReactorBase() {
-  this->initialize();
+  this->state = ReactorState::RUNNING;
   this->StartRead(&this->request);
 }
 
 template <class Request, class Response>
 void ServerBidiReactorBase<Request, Response>::OnDone() {
+  this->state = ReactorState::DONE;
   this->doneCallback();
   // This looks weird but apparently it is okay to do this. More information:
   // https://phabricator.ashoat.com/D3246#87890
@@ -74,7 +71,7 @@
     this->status = ServerBidiReactorStatus(
         grpc::Status(grpc::StatusCode::INTERNAL, e.what()));
   }
-  if (this->finished) {
+  if (this->state != ReactorState::RUNNING) {
     return;
   }
   if (this->status.sendLastResponse) {
@@ -83,7 +80,7 @@
   } else {
     this->Finish(this->status.status);
   }
-  this->finished = true;
+  this->state = ReactorState::TERMINATED;
 }
 
 template <class Request, class Response>
diff --git a/services/backup/src/Reactors/server/base-reactors/ServerReadReactorBase.h b/services/backup/src/Reactors/server/base-reactors/ServerReadReactorBase.h
--- a/services/backup/src/Reactors/server/base-reactors/ServerReadReactorBase.h
+++ b/services/backup/src/Reactors/server/base-reactors/ServerReadReactorBase.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#include "BaseReactor.h"
+
 #include <grpcpp/grpcpp.h>
 
 #include <atomic>
@@ -12,64 +14,29 @@
 namespace reactor {
 
 template <class Request, class Response>
-class ServerReadReactorBase : public grpc::ServerReadReactor<Request> {
+class ServerReadReactorBase : public grpc::ServerReadReactor<Request>,
+                              public BaseReactor {
   Request request;
-  std::atomic<bool> finished = false;
-
-  void terminate(grpc::Status status);
-
 protected:
   Response *response;
   grpc::Status status;
 
 public:
   ServerReadReactorBase(Response *response);
-
-  void OnDone() override;
   void OnReadDone(bool ok) override;
-
+  void terminate(const grpc::Status &status) override;
+  void OnDone() override;
   virtual std::unique_ptr<grpc::Status> readRequest(Request request) = 0;
-  virtual void initialize(){};
-  virtual void validate(){};
-  virtual void doneCallback(){};
-  virtual void terminateCallback(){};
 };
 
-template <class Request, class Response>
-void ServerReadReactorBase<Request, Response>::terminate(grpc::Status status) {
-  this->status = status;
-  try {
-    this->terminateCallback();
-    this->validate();
-  } catch (std::runtime_error &e) {
-    this->status = grpc::Status(grpc::StatusCode::INTERNAL, e.what());
-  }
-  if (!this->status.ok()) {
-    std::cout << "error: " << this->status.error_message() << std::endl;
-  }
-  if (this->finished) {
-    return;
-  }
-  this->Finish(this->status);
-  this->finished = true;
-}
-
 template <class Request, class Response>
 ServerReadReactorBase<Request, Response>::ServerReadReactorBase(
     Response *response)
     : response(response) {
-  this->initialize();
+  this->state = ReactorState::RUNNING;
   this->StartRead(&this->request);
 }
 
-template <class Request, class Response>
-void ServerReadReactorBase<Request, Response>::OnDone() {
-  this->doneCallback();
-  // This looks weird but apparently it is okay to do this. More information:
-  // https://phabricator.ashoat.com/D3246#87890
-  delete this;
-}
-
 template <class Request, class Response>
 void ServerReadReactorBase<Request, Response>::OnReadDone(bool ok) {
   if (!ok) {
@@ -92,6 +59,35 @@
   this->StartRead(&this->request);
 }
 
+template <class Request, class Response>
+void ServerReadReactorBase<Request, Response>::terminate(
+    const grpc::Status &status) {
+  this->status = status;
+  try {
+    this->terminateCallback();
+    this->validate();
+  } catch (std::runtime_error &e) {
+    this->status = grpc::Status(grpc::StatusCode::INTERNAL, e.what());
+  }
+  if (!this->status.ok()) {
+    std::cout << "error: " << this->status.error_message() << std::endl;
+  }
+  if (this->state != ReactorState::RUNNING) {
+    return;
+  }
+  this->Finish(this->status);
+  this->state = ReactorState::TERMINATED;
+}
+
+template <class Request, class Response>
+void ServerReadReactorBase<Request, Response>::OnDone() {
+  this->state = ReactorState::DONE;
+  this->doneCallback();
+  // This looks weird but apparently it is okay to do this. More information:
+  // https://phabricator.ashoat.com/D3246#87890
+  delete this;
+}
+
 } // namespace reactor
 } // namespace network
 } // namespace comm
diff --git a/services/backup/src/Reactors/server/base-reactors/ServerWriteReactorBase.h b/services/backup/src/Reactors/server/base-reactors/ServerWriteReactorBase.h
--- a/services/backup/src/Reactors/server/base-reactors/ServerWriteReactorBase.h
+++ b/services/backup/src/Reactors/server/base-reactors/ServerWriteReactorBase.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#include "BaseReactor.h"
+
 #include <grpcpp/grpcpp.h>
 
 #include <atomic>
@@ -12,14 +14,11 @@
 namespace reactor {
 
 template <class Request, class Response>
-class ServerWriteReactorBase : public grpc::ServerWriteReactor<Response> {
+class ServerWriteReactorBase : public grpc::ServerWriteReactor<Response>, public BaseReactor {
   Response response;
   bool initialized = false;
-  std::atomic<bool> finished = false;
 
-  void terminate(grpc::Status status);
   void nextWrite();
-
 protected:
   // this is a const ref since it's not meant to be modified
   const Request &request;
@@ -29,18 +28,17 @@
   ServerWriteReactorBase(const Request *request);
 
   void start();
-  void OnDone() override;
+  virtual void initialize() {}
   void OnWriteDone(bool ok) override;
+  void terminate(const grpc::Status &status);
+  void OnDone() override;
 
   virtual std::unique_ptr<grpc::Status> writeResponse(Response *response) = 0;
-  virtual void initialize(){};
-  virtual void validate(){};
-  virtual void doneCallback(){};
-  virtual void terminateCallback(){};
 };
 
 template <class Request, class Response>
-void ServerWriteReactorBase<Request, Response>::terminate(grpc::Status status) {
+void ServerWriteReactorBase<Request, Response>::terminate(
+    const grpc::Status &status) {
   this->status = status;
   try {
     this->terminateCallback();
@@ -51,11 +49,11 @@
   if (!this->status.ok()) {
     std::cout << "error: " << this->status.error_message() << std::endl;
   }
-  if (this->finished) {
+  if (this->state != ReactorState::RUNNING) {
     return;
   }
   this->Finish(this->status);
-  this->finished = true;
+  this->state = ReactorState::TERMINATED;
 }
 
 template <class Request, class Response>
@@ -91,6 +89,7 @@
 
 template <class Request, class Response>
 void ServerWriteReactorBase<Request, Response>::start() {
+  this->state = ReactorState::RUNNING;
   this->nextWrite();
 }