mirror of
https://github.com/nestriness/cdc-file-transfer.git
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76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "cdc_stream/session_management_server.h"
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#include "absl/strings/str_format.h"
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#include "cdc_stream/background_service_impl.h"
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#include "cdc_stream/local_assets_stream_manager_service_impl.h"
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#include "cdc_stream/session_manager.h"
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#include "common/log.h"
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#include "common/status.h"
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#include "common/status_macros.h"
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#include "grpcpp/grpcpp.h"
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namespace cdc_ft {
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SessionManagementServer::SessionManagementServer(
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grpc::Service* session_service, grpc::Service* background_service,
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SessionManager* session_manager)
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: session_service_(session_service),
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background_service_(background_service),
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session_manager_(session_manager) {}
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SessionManagementServer::~SessionManagementServer() = default;
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absl::Status SessionManagementServer::Start(int port) {
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assert(!server_);
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// Use 127.0.0.1 here to enforce IPv4. Otherwise, if only IPv4 is blocked on
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// |port|, the server is started with IPv6 only, but clients are connecting
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// with IPv4.
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int selected_port = 0;
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std::string server_address = absl::StrFormat("127.0.0.1:%i", port);
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grpc::ServerBuilder builder;
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builder.AddListeningPort(server_address, grpc::InsecureServerCredentials(),
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&selected_port);
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builder.RegisterService(session_service_);
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builder.RegisterService(background_service_);
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server_ = builder.BuildAndStart();
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if (selected_port != port) {
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return MakeStatus(
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"Failed to start session management server: Could not listen on port "
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"%i. Is the port in use?",
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port);
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}
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if (!server_) {
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return MakeStatus(
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"Failed to start session management server. Check cdc_stream logs.");
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}
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LOG_INFO("Session management server listening on '%s'", server_address);
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return absl::OkStatus();
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}
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void SessionManagementServer::RunUntilShutdown() { server_->Wait(); }
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absl::Status SessionManagementServer::Shutdown() {
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assert(server_);
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RETURN_IF_ERROR(session_manager_->Shutdown(),
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"Failed to shut down session manager");
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server_->Shutdown();
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server_->Wait();
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}
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} // namespace cdc_ft
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