diff --git a/test/cpp/interop/server.cc b/test/cpp/interop/server.cc
new file mode 100644
index 0000000000000000000000000000000000000000..561b134c279081c518f2ead5475b93ec27f44d68
--- /dev/null
+++ b/test/cpp/interop/server.cc
@@ -0,0 +1,231 @@
+/*
+ *
+ * Copyright 2014, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <memory>
+#include <sstream>
+#include <thread>
+
+#include <google/gflags.h>
+#include <grpc/grpc.h>
+#include <grpc/support/log.h>
+#include "test/core/end2end/data/ssl_test_data.h"
+#include <grpc++/config.h>
+#include <grpc++/server.h>
+#include <grpc++/server_builder.h>
+#include <grpc++/server_context.h>
+#include <grpc++/server_credentials.h>
+#include <grpc++/status.h>
+#include <grpc++/stream.h>
+#include "test/cpp/interop/test.pb.h"
+#include "test/cpp/interop/empty.pb.h"
+#include "test/cpp/interop/messages.pb.h"
+
+DEFINE_bool(enable_ssl, false, "Whether to use ssl/tls.");
+DEFINE_int32(port, 0, "Server port.");
+
+using grpc::Server;
+using grpc::ServerBuilder;
+using grpc::ServerContext;
+using grpc::ServerCredentials;
+using grpc::ServerCredentialsFactory;
+using grpc::ServerReader;
+using grpc::ServerReaderWriter;
+using grpc::ServerWriter;
+using grpc::SslServerCredentialsOptions;
+using grpc::testing::Payload;
+using grpc::testing::PayloadType;
+using grpc::testing::SimpleRequest;
+using grpc::testing::SimpleResponse;
+using grpc::testing::StreamingInputCallRequest;
+using grpc::testing::StreamingInputCallResponse;
+using grpc::testing::StreamingOutputCallRequest;
+using grpc::testing::StreamingOutputCallResponse;
+using grpc::testing::TestService;
+using grpc::Status;
+
+bool SetPayload(PayloadType type, int size, Payload* payload) {
+ PayloadType response_type = type;
+ // TODO(yangg): Support UNCOMPRESSABLE payload.
+ if (type != PayloadType::COMPRESSABLE) {
+ return false;
+ }
+ payload->set_type(response_type);
+ std::unique_ptr<char[]> body(new char[size]());
+ payload->set_body(body.get(), size);
+ return true;
+}
+
+class TestServiceImpl : public TestService::Service {
+ public:
+ Status EmptyCall(ServerContext* context, const grpc::testing::Empty* request,
+ grpc::testing::Empty* response) {
+ return Status::OK;
+ }
+
+ Status UnaryCall(ServerContext* context, const SimpleRequest* request,
+ SimpleResponse* response) {
+ if (request->has_response_size() && request->response_size() > 0) {
+ if (!SetPayload(request->response_type(), request->response_size(),
+ response->mutable_payload())) {
+ return Status(grpc::StatusCode::INTERNAL, "Error creating payload.");
+ }
+ }
+ return Status::OK;
+ }
+
+ Status StreamingOutputCall(
+ ServerContext* context, const StreamingOutputCallRequest* request,
+ ServerWriter<StreamingOutputCallResponse>* writer) {
+ StreamingOutputCallResponse response;
+ bool write_success = true;
+ response.mutable_payload()->set_type(request->response_type());
+ for (int i = 0; write_success && i < request->response_parameters_size();
+ i++) {
+ response.mutable_payload()->set_body(
+ grpc::string(request->response_parameters(i).size(), '\0'));
+ write_success = writer->Write(response);
+ }
+ if (write_success) {
+ return Status::OK;
+ } else {
+ return Status(grpc::StatusCode::INTERNAL, "Error writing response.");
+ }
+ }
+
+ Status StreamingInputCall(ServerContext* context,
+ ServerReader<StreamingInputCallRequest>* reader,
+ StreamingInputCallResponse* response) {
+ StreamingInputCallRequest request;
+ int aggregated_payload_size = 0;
+ while (reader->Read(&request)) {
+ if (request.has_payload() && request.payload().has_body()) {
+ aggregated_payload_size += request.payload().body().size();
+ }
+ }
+ response->set_aggregated_payload_size(aggregated_payload_size);
+ return Status::OK;
+ }
+
+ Status FullDuplexCall(
+ ServerContext* context,
+ ServerReaderWriter<StreamingOutputCallResponse,
+ StreamingOutputCallRequest>* stream) {
+ StreamingOutputCallRequest request;
+ StreamingOutputCallResponse response;
+ bool write_success = true;
+ while (write_success && stream->Read(&request)) {
+ response.mutable_payload()->set_type(request.payload().type());
+ if (request.response_parameters_size() == 0) {
+ return Status(grpc::StatusCode::INTERNAL,
+ "Request does not have response parameters.");
+ }
+ response.mutable_payload()->set_body(
+ grpc::string(request.response_parameters(0).size(), '\0'));
+ write_success = stream->Write(response);
+ }
+ if (write_success) {
+ return Status::OK;
+ } else {
+ return Status(grpc::StatusCode::INTERNAL, "Error writing response.");
+ }
+ }
+
+ Status HalfDuplexCall(
+ ServerContext* context,
+ ServerReaderWriter<StreamingOutputCallResponse,
+ StreamingOutputCallRequest>* stream) {
+ std::vector<StreamingOutputCallRequest> requests;
+ StreamingOutputCallRequest request;
+ while (stream->Read(&request)) {
+ requests.push_back(request);
+ }
+
+ StreamingOutputCallResponse response;
+ bool write_success = true;
+ for (unsigned int i = 0; write_success && i < requests.size(); i++) {
+ response.mutable_payload()->set_type(requests[i].payload().type());
+ if (requests[i].response_parameters_size() == 0) {
+ return Status(grpc::StatusCode::INTERNAL,
+ "Request does not have response parameters.");
+ }
+ response.mutable_payload()->set_body(
+ grpc::string(requests[i].response_parameters(0).size(), '\0'));
+ write_success = stream->Write(response);
+ }
+ if (write_success) {
+ return Status::OK;
+ } else {
+ return Status(grpc::StatusCode::INTERNAL, "Error writing response.");
+ }
+ }
+};
+
+void RunServer() {
+ std::ostringstream server_address;
+ server_address << "localhost:" << FLAGS_port;
+ TestServiceImpl service;
+
+ SimpleRequest request;
+ SimpleResponse response;
+
+ ServerBuilder builder;
+ builder.AddPort(server_address.str());
+ builder.RegisterService(service.service());
+ if (FLAGS_enable_ssl) {
+ SslServerCredentialsOptions ssl_opts = {
+ "",
+ {reinterpret_cast<const char*>(test_server1_key),
+ test_server1_key_size},
+ {reinterpret_cast<const char*>(test_server1_cert),
+ test_server1_cert_size}};
+ std::shared_ptr<ServerCredentials> creds =
+ ServerCredentialsFactory::SslCredentials(ssl_opts);
+ builder.SetCredentials(creds);
+ }
+ std::unique_ptr<Server> server(builder.BuildAndStart());
+ gpr_log(GPR_INFO, "Server listening on %s", server_address.str().c_str());
+ while (true) {
+ std::this_thread::sleep_for(std::chrono::seconds(5));
+ }
+}
+
+int main(int argc, char** argv) {
+ grpc_init();
+ google::ParseCommandLineFlags(&argc, &argv, true);
+
+ GPR_ASSERT(FLAGS_port != 0);
+ RunServer();
+
+ grpc_shutdown();
+ return 0;
+}