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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
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1039 lines
39 KiB
1039 lines
39 KiB
/* |
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* |
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* Copyright 2018 gRPC authors. |
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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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* |
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*/ |
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#include <memory> |
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#include <vector> |
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#include <grpcpp/channel.h> |
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#include <grpcpp/client_context.h> |
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#include <grpcpp/create_channel.h> |
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#include <grpcpp/generic/generic_stub.h> |
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#include <grpcpp/impl/codegen/proto_utils.h> |
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#include <grpcpp/server.h> |
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#include <grpcpp/server_builder.h> |
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#include <grpcpp/server_context.h> |
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#include <grpcpp/support/client_interceptor.h> |
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#include "src/proto/grpc/testing/echo.grpc.pb.h" |
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#include "test/core/util/port.h" |
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#include "test/core/util/test_config.h" |
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#include "test/cpp/end2end/interceptors_util.h" |
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#include "test/cpp/end2end/test_service_impl.h" |
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#include "test/cpp/util/byte_buffer_proto_helper.h" |
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#include "test/cpp/util/string_ref_helper.h" |
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#include <gtest/gtest.h> |
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namespace grpc { |
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namespace testing { |
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namespace { |
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/* Hijacks Echo RPC and fills in the expected values */ |
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class HijackingInterceptor : public experimental::Interceptor { |
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public: |
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HijackingInterceptor(experimental::ClientRpcInfo* info) { |
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info_ = info; |
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// Make sure it is the right method |
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EXPECT_EQ(strcmp("/grpc.testing.EchoTestService/Echo", info->method()), 0); |
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EXPECT_EQ(info->type(), experimental::ClientRpcInfo::Type::UNARY); |
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} |
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virtual void Intercept(experimental::InterceptorBatchMethods* methods) { |
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bool hijack = false; |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) { |
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auto* map = methods->GetSendInitialMetadata(); |
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// Check that we can see the test metadata |
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ASSERT_EQ(map->size(), static_cast<unsigned>(1)); |
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auto iterator = map->begin(); |
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EXPECT_EQ("testkey", iterator->first); |
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EXPECT_EQ("testvalue", iterator->second); |
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hijack = true; |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) { |
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EchoRequest req; |
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auto* buffer = methods->GetSerializedSendMessage(); |
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auto copied_buffer = *buffer; |
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EXPECT_TRUE( |
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SerializationTraits<EchoRequest>::Deserialize(&copied_buffer, &req) |
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.ok()); |
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EXPECT_EQ(req.message(), "Hello"); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_CLOSE)) { |
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// Got nothing to do here for now |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_INITIAL_METADATA)) { |
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auto* map = methods->GetRecvInitialMetadata(); |
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// Got nothing better to do here for now |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_MESSAGE)) { |
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EchoResponse* resp = |
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static_cast<EchoResponse*>(methods->GetRecvMessage()); |
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// Check that we got the hijacked message, and re-insert the expected |
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// message |
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EXPECT_EQ(resp->message(), "Hello1"); |
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resp->set_message("Hello"); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_STATUS)) { |
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auto* map = methods->GetRecvTrailingMetadata(); |
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bool found = false; |
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// Check that we received the metadata as an echo |
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for (const auto& pair : *map) { |
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found = pair.first.starts_with("testkey") && |
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pair.second.starts_with("testvalue"); |
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if (found) break; |
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} |
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EXPECT_EQ(found, true); |
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auto* status = methods->GetRecvStatus(); |
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EXPECT_EQ(status->ok(), true); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_INITIAL_METADATA)) { |
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auto* map = methods->GetRecvInitialMetadata(); |
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// Got nothing better to do here at the moment |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_MESSAGE)) { |
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// Insert a different message than expected |
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EchoResponse* resp = |
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static_cast<EchoResponse*>(methods->GetRecvMessage()); |
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resp->set_message("Hello1"); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_STATUS)) { |
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auto* map = methods->GetRecvTrailingMetadata(); |
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// insert the metadata that we want |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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map->insert(std::make_pair("testkey", "testvalue")); |
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auto* status = methods->GetRecvStatus(); |
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*status = Status(StatusCode::OK, ""); |
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} |
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if (hijack) { |
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methods->Hijack(); |
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} else { |
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methods->Proceed(); |
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} |
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} |
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private: |
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experimental::ClientRpcInfo* info_; |
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}; |
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class HijackingInterceptorFactory |
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: public experimental::ClientInterceptorFactoryInterface { |
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public: |
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virtual experimental::Interceptor* CreateClientInterceptor( |
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experimental::ClientRpcInfo* info) override { |
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return new HijackingInterceptor(info); |
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} |
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}; |
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class HijackingInterceptorMakesAnotherCall : public experimental::Interceptor { |
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public: |
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HijackingInterceptorMakesAnotherCall(experimental::ClientRpcInfo* info) { |
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info_ = info; |
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// Make sure it is the right method |
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EXPECT_EQ(strcmp("/grpc.testing.EchoTestService/Echo", info->method()), 0); |
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} |
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virtual void Intercept(experimental::InterceptorBatchMethods* methods) { |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) { |
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auto* map = methods->GetSendInitialMetadata(); |
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// Check that we can see the test metadata |
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ASSERT_EQ(map->size(), static_cast<unsigned>(1)); |
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auto iterator = map->begin(); |
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EXPECT_EQ("testkey", iterator->first); |
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EXPECT_EQ("testvalue", iterator->second); |
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// Make a copy of the map |
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metadata_map_ = *map; |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) { |
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EchoRequest req; |
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auto* buffer = methods->GetSerializedSendMessage(); |
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auto copied_buffer = *buffer; |
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EXPECT_TRUE( |
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SerializationTraits<EchoRequest>::Deserialize(&copied_buffer, &req) |
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.ok()); |
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EXPECT_EQ(req.message(), "Hello"); |
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req_ = req; |
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stub_ = grpc::testing::EchoTestService::NewStub( |
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methods->GetInterceptedChannel()); |
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ctx_.AddMetadata(metadata_map_.begin()->first, |
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metadata_map_.begin()->second); |
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stub_->experimental_async()->Echo(&ctx_, &req_, &resp_, |
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[this, methods](Status s) { |
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EXPECT_EQ(s.ok(), true); |
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EXPECT_EQ(resp_.message(), "Hello"); |
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methods->Hijack(); |
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}); |
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// This is a Unary RPC and we have got nothing interesting to do in the |
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// PRE_SEND_CLOSE interception hook point for this interceptor, so let's |
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// return here. (We do not want to call methods->Proceed(). When the new |
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// RPC returns, we will call methods->Hijack() instead.) |
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return; |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_CLOSE)) { |
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// Got nothing to do here for now |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_INITIAL_METADATA)) { |
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auto* map = methods->GetRecvInitialMetadata(); |
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// Got nothing better to do here for now |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_MESSAGE)) { |
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EchoResponse* resp = |
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static_cast<EchoResponse*>(methods->GetRecvMessage()); |
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// Check that we got the hijacked message, and re-insert the expected |
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// message |
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EXPECT_EQ(resp->message(), "Hello"); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_STATUS)) { |
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auto* map = methods->GetRecvTrailingMetadata(); |
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bool found = false; |
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// Check that we received the metadata as an echo |
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for (const auto& pair : *map) { |
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found = pair.first.starts_with("testkey") && |
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pair.second.starts_with("testvalue"); |
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if (found) break; |
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} |
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EXPECT_EQ(found, true); |
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auto* status = methods->GetRecvStatus(); |
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EXPECT_EQ(status->ok(), true); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_INITIAL_METADATA)) { |
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auto* map = methods->GetRecvInitialMetadata(); |
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// Got nothing better to do here at the moment |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_MESSAGE)) { |
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// Insert a different message than expected |
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EchoResponse* resp = |
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static_cast<EchoResponse*>(methods->GetRecvMessage()); |
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resp->set_message(resp_.message()); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_STATUS)) { |
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auto* map = methods->GetRecvTrailingMetadata(); |
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// insert the metadata that we want |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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map->insert(std::make_pair("testkey", "testvalue")); |
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auto* status = methods->GetRecvStatus(); |
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*status = Status(StatusCode::OK, ""); |
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} |
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methods->Proceed(); |
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} |
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private: |
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experimental::ClientRpcInfo* info_; |
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std::multimap<grpc::string, grpc::string> metadata_map_; |
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ClientContext ctx_; |
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EchoRequest req_; |
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EchoResponse resp_; |
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std::unique_ptr<grpc::testing::EchoTestService::Stub> stub_; |
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}; |
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class HijackingInterceptorMakesAnotherCallFactory |
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: public experimental::ClientInterceptorFactoryInterface { |
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public: |
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virtual experimental::Interceptor* CreateClientInterceptor( |
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experimental::ClientRpcInfo* info) override { |
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return new HijackingInterceptorMakesAnotherCall(info); |
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} |
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}; |
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class BidiStreamingRpcHijackingInterceptor : public experimental::Interceptor { |
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public: |
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BidiStreamingRpcHijackingInterceptor(experimental::ClientRpcInfo* info) { |
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info_ = info; |
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} |
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virtual void Intercept(experimental::InterceptorBatchMethods* methods) { |
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bool hijack = false; |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) { |
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CheckMetadata(*methods->GetSendInitialMetadata(), "testkey", "testvalue"); |
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hijack = true; |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) { |
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EchoRequest req; |
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auto* buffer = methods->GetSerializedSendMessage(); |
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auto copied_buffer = *buffer; |
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EXPECT_TRUE( |
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SerializationTraits<EchoRequest>::Deserialize(&copied_buffer, &req) |
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.ok()); |
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EXPECT_EQ(req.message().find("Hello"), 0u); |
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msg = req.message(); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_CLOSE)) { |
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// Got nothing to do here for now |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_STATUS)) { |
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CheckMetadata(*methods->GetRecvTrailingMetadata(), "testkey", |
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"testvalue"); |
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auto* status = methods->GetRecvStatus(); |
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EXPECT_EQ(status->ok(), true); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_MESSAGE)) { |
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EchoResponse* resp = |
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static_cast<EchoResponse*>(methods->GetRecvMessage()); |
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resp->set_message(msg); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_MESSAGE)) { |
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EXPECT_EQ(static_cast<EchoResponse*>(methods->GetRecvMessage()) |
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->message() |
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.find("Hello"), |
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0u); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_STATUS)) { |
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auto* map = methods->GetRecvTrailingMetadata(); |
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// insert the metadata that we want |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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map->insert(std::make_pair("testkey", "testvalue")); |
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auto* status = methods->GetRecvStatus(); |
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*status = Status(StatusCode::OK, ""); |
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} |
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if (hijack) { |
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methods->Hijack(); |
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} else { |
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methods->Proceed(); |
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} |
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} |
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private: |
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experimental::ClientRpcInfo* info_; |
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grpc::string msg; |
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}; |
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class ClientStreamingRpcHijackingInterceptor |
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: public experimental::Interceptor { |
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public: |
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ClientStreamingRpcHijackingInterceptor(experimental::ClientRpcInfo* info) { |
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info_ = info; |
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} |
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virtual void Intercept(experimental::InterceptorBatchMethods* methods) { |
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bool hijack = false; |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) { |
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hijack = true; |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) { |
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if (++count_ > 10) { |
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methods->FailHijackedSendMessage(); |
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} |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_SEND_MESSAGE)) { |
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EXPECT_FALSE(got_failed_send_); |
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got_failed_send_ = !methods->GetSendMessageStatus(); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_STATUS)) { |
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auto* status = methods->GetRecvStatus(); |
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*status = Status(StatusCode::UNAVAILABLE, "Done sending 10 messages"); |
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} |
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if (hijack) { |
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methods->Hijack(); |
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} else { |
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methods->Proceed(); |
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} |
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} |
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static bool GotFailedSend() { return got_failed_send_; } |
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private: |
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experimental::ClientRpcInfo* info_; |
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int count_ = 0; |
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static bool got_failed_send_; |
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}; |
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bool ClientStreamingRpcHijackingInterceptor::got_failed_send_ = false; |
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class ClientStreamingRpcHijackingInterceptorFactory |
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: public experimental::ClientInterceptorFactoryInterface { |
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public: |
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virtual experimental::Interceptor* CreateClientInterceptor( |
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experimental::ClientRpcInfo* info) override { |
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return new ClientStreamingRpcHijackingInterceptor(info); |
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} |
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}; |
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class ServerStreamingRpcHijackingInterceptor |
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: public experimental::Interceptor { |
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public: |
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ServerStreamingRpcHijackingInterceptor(experimental::ClientRpcInfo* info) { |
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info_ = info; |
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} |
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virtual void Intercept(experimental::InterceptorBatchMethods* methods) { |
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bool hijack = false; |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) { |
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auto* map = methods->GetSendInitialMetadata(); |
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// Check that we can see the test metadata |
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ASSERT_EQ(map->size(), static_cast<unsigned>(1)); |
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auto iterator = map->begin(); |
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EXPECT_EQ("testkey", iterator->first); |
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EXPECT_EQ("testvalue", iterator->second); |
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hijack = true; |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) { |
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EchoRequest req; |
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auto* buffer = methods->GetSerializedSendMessage(); |
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auto copied_buffer = *buffer; |
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EXPECT_TRUE( |
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SerializationTraits<EchoRequest>::Deserialize(&copied_buffer, &req) |
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.ok()); |
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EXPECT_EQ(req.message(), "Hello"); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_CLOSE)) { |
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// Got nothing to do here for now |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_STATUS)) { |
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auto* map = methods->GetRecvTrailingMetadata(); |
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bool found = false; |
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// Check that we received the metadata as an echo |
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for (const auto& pair : *map) { |
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found = pair.first.starts_with("testkey") && |
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pair.second.starts_with("testvalue"); |
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if (found) break; |
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} |
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EXPECT_EQ(found, true); |
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auto* status = methods->GetRecvStatus(); |
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EXPECT_EQ(status->ok(), true); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_MESSAGE)) { |
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if (++count_ > 10) { |
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methods->FailHijackedRecvMessage(); |
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} |
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EchoResponse* resp = |
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static_cast<EchoResponse*>(methods->GetRecvMessage()); |
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resp->set_message("Hello"); |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::POST_RECV_MESSAGE)) { |
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// Only the last message will be a failure |
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EXPECT_FALSE(got_failed_message_); |
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got_failed_message_ = methods->GetRecvMessage() == nullptr; |
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} |
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if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_RECV_STATUS)) { |
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auto* map = methods->GetRecvTrailingMetadata(); |
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// insert the metadata that we want |
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EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
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map->insert(std::make_pair("testkey", "testvalue")); |
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auto* status = methods->GetRecvStatus(); |
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*status = Status(StatusCode::OK, ""); |
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} |
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if (hijack) { |
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methods->Hijack(); |
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} else { |
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methods->Proceed(); |
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} |
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} |
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|
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static bool GotFailedMessage() { return got_failed_message_; } |
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|
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private: |
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experimental::ClientRpcInfo* info_; |
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static bool got_failed_message_; |
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int count_ = 0; |
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}; |
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|
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bool ServerStreamingRpcHijackingInterceptor::got_failed_message_ = false; |
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|
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class ServerStreamingRpcHijackingInterceptorFactory |
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: public experimental::ClientInterceptorFactoryInterface { |
|
public: |
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virtual experimental::Interceptor* CreateClientInterceptor( |
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experimental::ClientRpcInfo* info) override { |
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return new ServerStreamingRpcHijackingInterceptor(info); |
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} |
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}; |
|
|
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class BidiStreamingRpcHijackingInterceptorFactory |
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: public experimental::ClientInterceptorFactoryInterface { |
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public: |
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virtual experimental::Interceptor* CreateClientInterceptor( |
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experimental::ClientRpcInfo* info) override { |
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return new BidiStreamingRpcHijackingInterceptor(info); |
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} |
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}; |
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|
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// The logging interceptor is for testing purposes only. It is used to verify |
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// that all the appropriate hook points are invoked for an RPC. The counts are |
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// reset each time a new object of LoggingInterceptor is created, so only a |
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// single RPC should be made on the channel before calling the Verify methods. |
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class LoggingInterceptor : public experimental::Interceptor { |
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public: |
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LoggingInterceptor(experimental::ClientRpcInfo* /*info*/) { |
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pre_send_initial_metadata_ = false; |
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pre_send_message_count_ = 0; |
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pre_send_close_ = false; |
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post_recv_initial_metadata_ = false; |
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post_recv_message_count_ = 0; |
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post_recv_status_ = false; |
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} |
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|
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virtual void Intercept(experimental::InterceptorBatchMethods* methods) { |
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if (methods->QueryInterceptionHookPoint( |
|
experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA)) { |
|
auto* map = methods->GetSendInitialMetadata(); |
|
// Check that we can see the test metadata |
|
ASSERT_EQ(map->size(), static_cast<unsigned>(1)); |
|
auto iterator = map->begin(); |
|
EXPECT_EQ("testkey", iterator->first); |
|
EXPECT_EQ("testvalue", iterator->second); |
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ASSERT_FALSE(pre_send_initial_metadata_); |
|
pre_send_initial_metadata_ = true; |
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} |
|
if (methods->QueryInterceptionHookPoint( |
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experimental::InterceptionHookPoints::PRE_SEND_MESSAGE)) { |
|
EchoRequest req; |
|
EXPECT_EQ(static_cast<const EchoRequest*>(methods->GetSendMessage()) |
|
->message() |
|
.find("Hello"), |
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0u); |
|
auto* buffer = methods->GetSerializedSendMessage(); |
|
auto copied_buffer = *buffer; |
|
EXPECT_TRUE( |
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SerializationTraits<EchoRequest>::Deserialize(&copied_buffer, &req) |
|
.ok()); |
|
EXPECT_TRUE(req.message().find("Hello") == 0u); |
|
pre_send_message_count_++; |
|
} |
|
if (methods->QueryInterceptionHookPoint( |
|
experimental::InterceptionHookPoints::PRE_SEND_CLOSE)) { |
|
// Got nothing to do here for now |
|
pre_send_close_ = true; |
|
} |
|
if (methods->QueryInterceptionHookPoint( |
|
experimental::InterceptionHookPoints::POST_RECV_INITIAL_METADATA)) { |
|
auto* map = methods->GetRecvInitialMetadata(); |
|
// Got nothing better to do here for now |
|
EXPECT_EQ(map->size(), static_cast<unsigned>(0)); |
|
post_recv_initial_metadata_ = true; |
|
} |
|
if (methods->QueryInterceptionHookPoint( |
|
experimental::InterceptionHookPoints::POST_RECV_MESSAGE)) { |
|
EchoResponse* resp = |
|
static_cast<EchoResponse*>(methods->GetRecvMessage()); |
|
if (resp != nullptr) { |
|
EXPECT_TRUE(resp->message().find("Hello") == 0u); |
|
post_recv_message_count_++; |
|
} |
|
} |
|
if (methods->QueryInterceptionHookPoint( |
|
experimental::InterceptionHookPoints::POST_RECV_STATUS)) { |
|
auto* map = methods->GetRecvTrailingMetadata(); |
|
bool found = false; |
|
// Check that we received the metadata as an echo |
|
for (const auto& pair : *map) { |
|
found = pair.first.starts_with("testkey") && |
|
pair.second.starts_with("testvalue"); |
|
if (found) break; |
|
} |
|
EXPECT_EQ(found, true); |
|
auto* status = methods->GetRecvStatus(); |
|
EXPECT_EQ(status->ok(), true); |
|
post_recv_status_ = true; |
|
} |
|
methods->Proceed(); |
|
} |
|
|
|
static void VerifyCallCommon() { |
|
EXPECT_TRUE(pre_send_initial_metadata_); |
|
EXPECT_TRUE(pre_send_close_); |
|
EXPECT_TRUE(post_recv_initial_metadata_); |
|
EXPECT_TRUE(post_recv_status_); |
|
} |
|
|
|
static void VerifyUnaryCall() { |
|
VerifyCallCommon(); |
|
EXPECT_EQ(pre_send_message_count_, 1); |
|
EXPECT_EQ(post_recv_message_count_, 1); |
|
} |
|
|
|
static void VerifyClientStreamingCall() { |
|
VerifyCallCommon(); |
|
EXPECT_EQ(pre_send_message_count_, kNumStreamingMessages); |
|
EXPECT_EQ(post_recv_message_count_, 1); |
|
} |
|
|
|
static void VerifyServerStreamingCall() { |
|
VerifyCallCommon(); |
|
EXPECT_EQ(pre_send_message_count_, 1); |
|
EXPECT_EQ(post_recv_message_count_, kNumStreamingMessages); |
|
} |
|
|
|
static void VerifyBidiStreamingCall() { |
|
VerifyCallCommon(); |
|
EXPECT_EQ(pre_send_message_count_, kNumStreamingMessages); |
|
EXPECT_EQ(post_recv_message_count_, kNumStreamingMessages); |
|
} |
|
|
|
private: |
|
static bool pre_send_initial_metadata_; |
|
static int pre_send_message_count_; |
|
static bool pre_send_close_; |
|
static bool post_recv_initial_metadata_; |
|
static int post_recv_message_count_; |
|
static bool post_recv_status_; |
|
}; |
|
|
|
bool LoggingInterceptor::pre_send_initial_metadata_; |
|
int LoggingInterceptor::pre_send_message_count_; |
|
bool LoggingInterceptor::pre_send_close_; |
|
bool LoggingInterceptor::post_recv_initial_metadata_; |
|
int LoggingInterceptor::post_recv_message_count_; |
|
bool LoggingInterceptor::post_recv_status_; |
|
|
|
class LoggingInterceptorFactory |
|
: public experimental::ClientInterceptorFactoryInterface { |
|
public: |
|
virtual experimental::Interceptor* CreateClientInterceptor( |
|
experimental::ClientRpcInfo* info) override { |
|
return new LoggingInterceptor(info); |
|
} |
|
}; |
|
|
|
class ClientInterceptorsEnd2endTest : public ::testing::Test { |
|
protected: |
|
ClientInterceptorsEnd2endTest() { |
|
int port = grpc_pick_unused_port_or_die(); |
|
|
|
ServerBuilder builder; |
|
server_address_ = "localhost:" + std::to_string(port); |
|
builder.AddListeningPort(server_address_, InsecureServerCredentials()); |
|
builder.RegisterService(&service_); |
|
server_ = builder.BuildAndStart(); |
|
} |
|
|
|
~ClientInterceptorsEnd2endTest() { server_->Shutdown(); } |
|
|
|
std::string server_address_; |
|
TestServiceImpl service_; |
|
std::unique_ptr<Server> server_; |
|
}; |
|
|
|
TEST_F(ClientInterceptorsEnd2endTest, ClientInterceptorLoggingTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<LoggingInterceptorFactory>( |
|
new LoggingInterceptorFactory())); |
|
// Add 20 dummy interceptors |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeCall(channel); |
|
LoggingInterceptor::VerifyUnaryCall(); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
} |
|
|
|
TEST_F(ClientInterceptorsEnd2endTest, |
|
LameChannelClientInterceptorHijackingTest) { |
|
ChannelArguments args; |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<HijackingInterceptorFactory>( |
|
new HijackingInterceptorFactory())); |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, nullptr, args, std::move(creators)); |
|
MakeCall(channel); |
|
} |
|
|
|
TEST_F(ClientInterceptorsEnd2endTest, ClientInterceptorHijackingTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
// Add 20 dummy interceptors before hijacking interceptor |
|
creators.reserve(20); |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
creators.push_back(std::unique_ptr<HijackingInterceptorFactory>( |
|
new HijackingInterceptorFactory())); |
|
// Add 20 dummy interceptors after hijacking interceptor |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeCall(channel); |
|
// Make sure only 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
} |
|
|
|
TEST_F(ClientInterceptorsEnd2endTest, ClientInterceptorLogThenHijackTest) { |
|
ChannelArguments args; |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<LoggingInterceptorFactory>( |
|
new LoggingInterceptorFactory())); |
|
creators.push_back(std::unique_ptr<HijackingInterceptorFactory>( |
|
new HijackingInterceptorFactory())); |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeCall(channel); |
|
LoggingInterceptor::VerifyUnaryCall(); |
|
} |
|
|
|
TEST_F(ClientInterceptorsEnd2endTest, |
|
ClientInterceptorHijackingMakesAnotherCallTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
// Add 5 dummy interceptors before hijacking interceptor |
|
creators.reserve(5); |
|
for (auto i = 0; i < 5; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
creators.push_back( |
|
std::unique_ptr<experimental::ClientInterceptorFactoryInterface>( |
|
new HijackingInterceptorMakesAnotherCallFactory())); |
|
// Add 7 dummy interceptors after hijacking interceptor |
|
for (auto i = 0; i < 7; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = server_->experimental().InProcessChannelWithInterceptors( |
|
args, std::move(creators)); |
|
|
|
MakeCall(channel); |
|
// Make sure all interceptors were run once, since the hijacking interceptor |
|
// makes an RPC on the intercepted channel |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 12); |
|
} |
|
|
|
TEST_F(ClientInterceptorsEnd2endTest, |
|
ClientInterceptorLoggingTestWithCallback) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<LoggingInterceptorFactory>( |
|
new LoggingInterceptorFactory())); |
|
// Add 20 dummy interceptors |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = server_->experimental().InProcessChannelWithInterceptors( |
|
args, std::move(creators)); |
|
MakeCallbackCall(channel); |
|
LoggingInterceptor::VerifyUnaryCall(); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
} |
|
|
|
TEST_F(ClientInterceptorsEnd2endTest, |
|
ClientInterceptorFactoryAllowsNullptrReturn) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<LoggingInterceptorFactory>( |
|
new LoggingInterceptorFactory())); |
|
// Add 20 dummy interceptors and 20 null interceptors |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
creators.push_back( |
|
std::unique_ptr<NullInterceptorFactory>(new NullInterceptorFactory())); |
|
} |
|
auto channel = server_->experimental().InProcessChannelWithInterceptors( |
|
args, std::move(creators)); |
|
MakeCallbackCall(channel); |
|
LoggingInterceptor::VerifyUnaryCall(); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
} |
|
|
|
class ClientInterceptorsStreamingEnd2endTest : public ::testing::Test { |
|
protected: |
|
ClientInterceptorsStreamingEnd2endTest() { |
|
int port = grpc_pick_unused_port_or_die(); |
|
|
|
ServerBuilder builder; |
|
server_address_ = "localhost:" + std::to_string(port); |
|
builder.AddListeningPort(server_address_, InsecureServerCredentials()); |
|
builder.RegisterService(&service_); |
|
server_ = builder.BuildAndStart(); |
|
} |
|
|
|
~ClientInterceptorsStreamingEnd2endTest() { server_->Shutdown(); } |
|
|
|
std::string server_address_; |
|
EchoTestServiceStreamingImpl service_; |
|
std::unique_ptr<Server> server_; |
|
}; |
|
|
|
TEST_F(ClientInterceptorsStreamingEnd2endTest, ClientStreamingTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<LoggingInterceptorFactory>( |
|
new LoggingInterceptorFactory())); |
|
// Add 20 dummy interceptors |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeClientStreamingCall(channel); |
|
LoggingInterceptor::VerifyClientStreamingCall(); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
} |
|
|
|
TEST_F(ClientInterceptorsStreamingEnd2endTest, ServerStreamingTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<LoggingInterceptorFactory>( |
|
new LoggingInterceptorFactory())); |
|
// Add 20 dummy interceptors |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeServerStreamingCall(channel); |
|
LoggingInterceptor::VerifyServerStreamingCall(); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
} |
|
|
|
TEST_F(ClientInterceptorsStreamingEnd2endTest, ClientStreamingHijackingTest) { |
|
ChannelArguments args; |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back( |
|
std::unique_ptr<ClientStreamingRpcHijackingInterceptorFactory>( |
|
new ClientStreamingRpcHijackingInterceptorFactory())); |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
|
|
auto stub = grpc::testing::EchoTestService::NewStub(channel); |
|
ClientContext ctx; |
|
EchoRequest req; |
|
EchoResponse resp; |
|
req.mutable_param()->set_echo_metadata(true); |
|
req.set_message("Hello"); |
|
string expected_resp = ""; |
|
auto writer = stub->RequestStream(&ctx, &resp); |
|
for (int i = 0; i < 10; i++) { |
|
EXPECT_TRUE(writer->Write(req)); |
|
expected_resp += "Hello"; |
|
} |
|
// The interceptor will reject the 11th message |
|
writer->Write(req); |
|
Status s = writer->Finish(); |
|
EXPECT_EQ(s.ok(), false); |
|
EXPECT_TRUE(ClientStreamingRpcHijackingInterceptor::GotFailedSend()); |
|
} |
|
|
|
TEST_F(ClientInterceptorsStreamingEnd2endTest, ServerStreamingHijackingTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back( |
|
std::unique_ptr<ServerStreamingRpcHijackingInterceptorFactory>( |
|
new ServerStreamingRpcHijackingInterceptorFactory())); |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeServerStreamingCall(channel); |
|
EXPECT_TRUE(ServerStreamingRpcHijackingInterceptor::GotFailedMessage()); |
|
} |
|
|
|
TEST_F(ClientInterceptorsStreamingEnd2endTest, BidiStreamingHijackingTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back( |
|
std::unique_ptr<BidiStreamingRpcHijackingInterceptorFactory>( |
|
new BidiStreamingRpcHijackingInterceptorFactory())); |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeBidiStreamingCall(channel); |
|
} |
|
|
|
TEST_F(ClientInterceptorsStreamingEnd2endTest, BidiStreamingTest) { |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
creators.push_back(std::unique_ptr<LoggingInterceptorFactory>( |
|
new LoggingInterceptorFactory())); |
|
// Add 20 dummy interceptors |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeBidiStreamingCall(channel); |
|
LoggingInterceptor::VerifyBidiStreamingCall(); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
} |
|
|
|
class ClientGlobalInterceptorEnd2endTest : public ::testing::Test { |
|
protected: |
|
ClientGlobalInterceptorEnd2endTest() { |
|
int port = grpc_pick_unused_port_or_die(); |
|
|
|
ServerBuilder builder; |
|
server_address_ = "localhost:" + std::to_string(port); |
|
builder.AddListeningPort(server_address_, InsecureServerCredentials()); |
|
builder.RegisterService(&service_); |
|
server_ = builder.BuildAndStart(); |
|
} |
|
|
|
~ClientGlobalInterceptorEnd2endTest() { server_->Shutdown(); } |
|
|
|
std::string server_address_; |
|
TestServiceImpl service_; |
|
std::unique_ptr<Server> server_; |
|
}; |
|
|
|
TEST_F(ClientGlobalInterceptorEnd2endTest, DummyGlobalInterceptor) { |
|
// We should ideally be registering a global interceptor only once per |
|
// process, but for the purposes of testing, it should be fine to modify the |
|
// registered global interceptor when there are no ongoing gRPC operations |
|
DummyInterceptorFactory global_factory; |
|
experimental::RegisterGlobalClientInterceptorFactory(&global_factory); |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
// Add 20 dummy interceptors |
|
creators.reserve(20); |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeCall(channel); |
|
// Make sure all 20 dummy interceptors were run with the global interceptor |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 21); |
|
experimental::TestOnlyResetGlobalClientInterceptorFactory(); |
|
} |
|
|
|
TEST_F(ClientGlobalInterceptorEnd2endTest, LoggingGlobalInterceptor) { |
|
// We should ideally be registering a global interceptor only once per |
|
// process, but for the purposes of testing, it should be fine to modify the |
|
// registered global interceptor when there are no ongoing gRPC operations |
|
LoggingInterceptorFactory global_factory; |
|
experimental::RegisterGlobalClientInterceptorFactory(&global_factory); |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
// Add 20 dummy interceptors |
|
creators.reserve(20); |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeCall(channel); |
|
LoggingInterceptor::VerifyUnaryCall(); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
experimental::TestOnlyResetGlobalClientInterceptorFactory(); |
|
} |
|
|
|
TEST_F(ClientGlobalInterceptorEnd2endTest, HijackingGlobalInterceptor) { |
|
// We should ideally be registering a global interceptor only once per |
|
// process, but for the purposes of testing, it should be fine to modify the |
|
// registered global interceptor when there are no ongoing gRPC operations |
|
HijackingInterceptorFactory global_factory; |
|
experimental::RegisterGlobalClientInterceptorFactory(&global_factory); |
|
ChannelArguments args; |
|
DummyInterceptor::Reset(); |
|
std::vector<std::unique_ptr<experimental::ClientInterceptorFactoryInterface>> |
|
creators; |
|
// Add 20 dummy interceptors |
|
creators.reserve(20); |
|
for (auto i = 0; i < 20; i++) { |
|
creators.push_back(std::unique_ptr<DummyInterceptorFactory>( |
|
new DummyInterceptorFactory())); |
|
} |
|
auto channel = experimental::CreateCustomChannelWithInterceptors( |
|
server_address_, InsecureChannelCredentials(), args, std::move(creators)); |
|
MakeCall(channel); |
|
// Make sure all 20 dummy interceptors were run |
|
EXPECT_EQ(DummyInterceptor::GetNumTimesRun(), 20); |
|
experimental::TestOnlyResetGlobalClientInterceptorFactory(); |
|
} |
|
|
|
} // namespace |
|
} // namespace testing |
|
} // namespace grpc |
|
|
|
int main(int argc, char** argv) { |
|
grpc::testing::TestEnvironment env(argc, argv); |
|
::testing::InitGoogleTest(&argc, argv); |
|
return RUN_ALL_TESTS(); |
|
}
|
|
|