mirror of https://github.com/grpc/grpc.git
Yuchen Zeng
9 years ago
parent
ace4986e65
commit
91c51a7aba
10 changed files with 292 additions and 385 deletions
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/*
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* |
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* Copyright 2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <google/protobuf/descriptor.h> |
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#include <grpc++/channel.h> |
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#include <grpc++/client_context.h> |
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#include <grpc++/create_channel.h> |
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#include <grpc++/impl/proto_server_reflection_plugin.h> |
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#include <grpc++/security/credentials.h> |
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#include <grpc++/security/server_credentials.h> |
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#include <grpc++/server.h> |
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#include <grpc++/server_builder.h> |
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#include <grpc++/server_context.h> |
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#include <grpc/grpc.h> |
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#include <gtest/gtest.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/test_service_impl.h" |
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#include "test/cpp/util/proto_reflection_descriptor_database.h" |
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namespace grpc { |
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namespace testing { |
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class ProtoServerReflectionTest : public ::testing::Test { |
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public: |
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ProtoServerReflectionTest() {} |
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void SetUp() GRPC_OVERRIDE { |
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port_ = grpc_pick_unused_port_or_die(); |
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ref_desc_pool_ = google::protobuf::DescriptorPool::generated_pool(); |
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ServerBuilder builder; |
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grpc::string server_address = "localhost:" + to_string(port_); |
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builder.AddListeningPort(server_address, InsecureServerCredentials()); |
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server_ = builder.BuildAndStart(); |
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} |
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void ResetStub() { |
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string target = "dns:localhost:" + to_string(port_); |
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std::shared_ptr<Channel> channel = |
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CreateChannel(target, InsecureChannelCredentials()); |
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stub_ = grpc::testing::EchoTestService::NewStub(channel); |
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desc_db_.reset(new ProtoReflectionDescriptorDatabase(channel)); |
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desc_pool_.reset(new google::protobuf::DescriptorPool(desc_db_.get())); |
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} |
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string to_string(const int number) { |
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std::stringstream strs; |
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strs << number; |
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return strs.str(); |
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} |
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void CompareService(const grpc::string& service) { |
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const google::protobuf::ServiceDescriptor* service_desc = |
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desc_pool_->FindServiceByName(service); |
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const google::protobuf::ServiceDescriptor* ref_service_desc = |
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ref_desc_pool_->FindServiceByName(service); |
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EXPECT_TRUE(service_desc != nullptr); |
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EXPECT_TRUE(ref_service_desc != nullptr); |
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EXPECT_EQ(service_desc->DebugString(), ref_service_desc->DebugString()); |
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const google::protobuf::FileDescriptor* file_desc = service_desc->file(); |
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if (known_files_.find(file_desc->package() + "/" + file_desc->name()) != |
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known_files_.end()) { |
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EXPECT_EQ(file_desc->DebugString(), |
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ref_service_desc->file()->DebugString()); |
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known_files_.insert(file_desc->package() + "/" + file_desc->name()); |
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} |
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for (int i = 0; i < service_desc->method_count(); ++i) { |
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CompareMethod(service_desc->method(i)->full_name()); |
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} |
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} |
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void CompareMethod(const grpc::string& method) { |
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const google::protobuf::MethodDescriptor* method_desc = |
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desc_pool_->FindMethodByName(method); |
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const google::protobuf::MethodDescriptor* ref_method_desc = |
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ref_desc_pool_->FindMethodByName(method); |
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EXPECT_TRUE(method_desc != nullptr); |
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EXPECT_TRUE(ref_method_desc != nullptr); |
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EXPECT_EQ(method_desc->DebugString(), ref_method_desc->DebugString()); |
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CompareType(method_desc->input_type()->full_name()); |
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CompareType(method_desc->output_type()->full_name()); |
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} |
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void CompareType(const grpc::string& type) { |
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if (known_types_.find(type) != known_types_.end()) { |
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return; |
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} |
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const google::protobuf::Descriptor* desc = |
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desc_pool_->FindMessageTypeByName(type); |
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const google::protobuf::Descriptor* ref_desc = |
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ref_desc_pool_->FindMessageTypeByName(type); |
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EXPECT_TRUE(desc != nullptr); |
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EXPECT_TRUE(ref_desc != nullptr); |
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EXPECT_EQ(desc->DebugString(), ref_desc->DebugString()); |
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} |
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protected: |
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std::unique_ptr<Server> server_; |
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std::unique_ptr<grpc::testing::EchoTestService::Stub> stub_; |
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std::unique_ptr<ProtoReflectionDescriptorDatabase> desc_db_; |
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std::unique_ptr<google::protobuf::DescriptorPool> desc_pool_; |
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std::unordered_set<string> known_files_; |
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std::unordered_set<string> known_types_; |
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const google::protobuf::DescriptorPool* ref_desc_pool_; |
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int port_; |
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}; |
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TEST_F(ProtoServerReflectionTest, CheckResponseWithLocalDescriptorPool) { |
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ResetStub(); |
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std::vector<std::string> services; |
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desc_db_->GetServices(&services); |
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// The service list has at least one service (reflection servcie).
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EXPECT_TRUE(services.size() > 0); |
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for (auto it = services.begin(); it != services.end(); ++it) { |
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CompareService(*it); |
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} |
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} |
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} // namespace testing
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} // namespace grpc
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int main(int argc, char** argv) { |
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grpc_test_init(argc, argv); |
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::testing::InitGoogleTest(&argc, argv); |
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return RUN_ALL_TESTS(); |
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} |
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@ -1,50 +0,0 @@ |
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# Copyright 2015-2016, Google Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
|
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
|
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
|
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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CXX = g++
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INCLUDES += -I. -I..
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CPPFLAGS += -I/usr/local/include -pthread
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CXXFLAGS += -std=c++11 ${INCLUDES}
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LDFLAGS += -L/usr/local/lib -lgrpc++_unsecure -lgrpc -lgrpc++_reflection -lprotobuf -lpthread -ldl
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VPATH = ..
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# PROTOS_PATH = ../../../src/cpp/plugin/reflection
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vpath %.proto $(PROTOS_PATH) |
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all: reflection_client |
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reflection_client: proto_reflection_descriptor_database.o reflection_client.o |
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$(CXX) $(INCLUDES) $^ $(LDFLAGS) -o $@
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clean: |
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rm -f *.o reflection_client
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@ -1,219 +0,0 @@ |
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/*
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* |
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* Copyright 2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <iomanip> |
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#include <iostream> |
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#include <memory> |
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#include <string> |
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#include <google/protobuf/descriptor.h> |
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#include <google/protobuf/descriptor.pb.h> |
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#include <grpc++/grpc++.h> |
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#include "proto_reflection_descriptor_database.h" |
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// #include "reflection.grpc.pb.h"
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using grpc::Channel; |
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using grpc::ClientContext; |
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using grpc::Status; |
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using grpc::ProtoReflectionDescriptorDatabase; |
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using grpc::reflection::v1alpha::ServerReflection; |
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// using grpc::reflection::v1alpha::EmptyRequest;
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// using grpc::reflection::v1alpha::ListServiceResponse;
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using google::protobuf::FileDescriptorProto; |
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using google::protobuf::DescriptorPool; |
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using google::protobuf::ServiceDescriptor; |
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using google::protobuf::MethodDescriptor; |
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using google::protobuf::Descriptor; |
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using google::protobuf::FieldDescriptor; |
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class ReflectionClient { |
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public: |
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ReflectionClient(std::shared_ptr<Channel> channel) |
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: db_(new ProtoReflectionDescriptorDatabase( |
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ServerReflection::NewStub(channel))), |
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desc_pool_(new DescriptorPool(db_.get())) {} |
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void PrintInfo() { |
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std::vector<std::string> services; |
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bool found_services = db_->GetServices(&services); |
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if (found_services) { |
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std::string padding = ""; |
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std::cout << "Service amount:" << services.size() << std::endl; |
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for (auto it = services.begin(); it != services.end(); ++it) { |
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if (it != services.end() - 1) { |
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std::cout << padding << "│ " << std::endl; |
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std::cout << padding << "├─" << *it << std::endl; |
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PrintService(desc_pool_->FindServiceByName(*it), padding + "│ "); |
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} else { |
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std::cout << padding << "│ " << std::endl; |
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std::cout << padding << "└─" << *it << std::endl; |
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PrintService(desc_pool_->FindServiceByName(*it), padding + " "); |
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} |
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} |
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} |
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} |
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void PrintService(const ServiceDescriptor* service_desc, |
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const std::string padding) { |
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if (service_desc != nullptr) { |
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std::cout << padding << "│ Method amount:" << service_desc->method_count() |
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<< std::endl; |
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for (int i = 0; i < service_desc->method_count(); ++i) { |
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if (i != service_desc->method_count() - 1) { |
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std::cout << padding << "├─" << service_desc->method(i)->name() |
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<< std::endl; |
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PrintMethod(service_desc->method(i), padding + "│ "); |
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} else { |
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std::cout << padding << "└─" << service_desc->method(i)->name() |
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<< std::endl; |
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PrintMethod(service_desc->method(i), padding + " "); |
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} |
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} |
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} |
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} |
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void PrintMethod(const MethodDescriptor* method_desc, |
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const std::string padding) { |
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if (method_desc != nullptr) { |
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std::cout << padding |
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<< "├─input type: " << method_desc->input_type()->name() |
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<< std::endl; |
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PrintMessageType(method_desc->input_type(), padding + "│ "); |
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std::cout << padding |
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<< "└─output type: " << method_desc->output_type()->name() |
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<< std::endl; |
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PrintMessageType(method_desc->output_type(), padding + " "); |
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} |
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} |
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void PrintMessageType(const Descriptor* type_desc, |
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const std::string padding) { |
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if (type_desc != nullptr) { |
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if (type_desc->field_count() > 0) { |
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std::cout << padding << "│ Field amount:" << type_desc->field_count() |
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<< std::endl; |
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} |
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for (int i = 0; i < type_desc->field_count(); ++i) { |
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if (i != type_desc->field_count() - 1) { |
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const FieldDescriptor* field = type_desc->field(i); |
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std::cout << padding << "├─ " << std::left << std::setw(15) |
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<< kLabelToName[field->label()] << std::setw(30) |
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<< " name: " + field->name() << std::setw(50) |
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<< " type: " + |
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(field->type() == FieldDescriptor::Type::TYPE_MESSAGE |
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? field->message_type()->name() |
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: field->type_name()) |
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<< std::endl; |
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} else { |
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const FieldDescriptor* field = type_desc->field(i); |
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std::cout << padding << "└─ " << std::left << std::setw(15) |
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<< kLabelToName[field->label()] << std::setw(30) |
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<< " name: " + field->name() << std::setw(50) |
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<< " type: " + |
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(field->type() == FieldDescriptor::Type::TYPE_MESSAGE |
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? field->message_type()->name() |
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: field->type_name()) |
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<< std::endl; |
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} |
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} |
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} |
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} |
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void Test() { |
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{ |
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std::vector<std::string> services; |
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bool found = db_->GetServices(&services); |
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if (found) { |
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for (auto it : services) { |
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std::cout << it << std::endl; |
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} |
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} |
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} |
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{ |
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FileDescriptorProto output; |
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bool found = db_->FindFileByName("helloworld.proto", &output); |
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if (found) std::cout << output.name() << std::endl; |
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} |
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{ |
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FileDescriptorProto output; |
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bool found = |
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db_->FindFileContainingSymbol("helloworld.Greeter.SayHello", &output); |
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if (found) std::cout << output.name() << std::endl; |
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} |
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{ |
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FileDescriptorProto output; |
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bool found = db_->FindFileContainingExtension( |
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"helloworld.Greeter.HelloRequest", 1, &output); |
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found = db_->FindFileContainingExtension( |
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"helloworld.Greeter.HelloRequest", 1, &output); |
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if (found) std::cout << output.name() << std::endl; |
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} |
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// DescriptorPool pool(db_.get());
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// std::cout << pool.FindServiceByName("helloworld.Greeter")->name()
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// << std::endl;
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} |
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private: |
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const char* const kLabelToName[FieldDescriptor::Label::MAX_LABEL + 1] = { |
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"ERROR", // 0 is reserved for errors
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"optional", // LABEL_OPTIONAL
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"required", // LABEL_REQUIRED
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"repeated", // LABEL_REPEATED
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}; |
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std::unique_ptr<ProtoReflectionDescriptorDatabase> db_; |
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std::unique_ptr<DescriptorPool> desc_pool_; |
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}; |
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int main(int argc, char** argv) { |
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int port = 50051; |
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if (argc == 2) { |
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try { |
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port = std::stoi(argv[1]); |
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if (port > 65535 || port < 1024) { |
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throw std::out_of_range("Port number out of range."); |
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} |
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} catch (std::invalid_argument&) { |
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} catch (std::out_of_range&) { |
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} |
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} |
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ReflectionClient reflection_client(grpc::CreateChannel( |
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"localhost:" + std::to_string(port), grpc::InsecureChannelCredentials())); |
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reflection_client.PrintInfo(); |
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return 0; |
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} |
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