/* * * Copyright 2016 gRPC authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ #ifndef GRPC_TEST_CPP_UTIL_PROTO_FILE_PARSER_H #define GRPC_TEST_CPP_UTIL_PROTO_FILE_PARSER_H #include <memory> #include <grpcpp/channel.h> #include "test/cpp/util/config_grpc_cli.h" #include "test/cpp/util/proto_reflection_descriptor_database.h" namespace grpc { namespace testing { class ErrorPrinter; // Find method and associated request/response types. class ProtoFileParser { public: // The parser will search proto files using the server reflection service // provided on the given channel. The given protofiles in a source tree rooted // from proto_path will also be searched. ProtoFileParser(const std::shared_ptr<grpc::Channel>& channel, const grpc::string& proto_path, const grpc::string& protofiles); ~ProtoFileParser(); // The input method name in the following four functions could be a partial // string such as Service.Method or even just Method. It will log an error if // there is ambiguity. // Full method name is in the form of Service.Method, it's good to be used in // descriptor database queries. grpc::string GetFullMethodName(const grpc::string& method); // Formatted method name is in the form of /Service/Method, it's good to be // used as the argument of Stub::Call() grpc::string GetFormattedMethodName(const grpc::string& method); /// Converts a text or json string to its binary proto representation for the /// given method's input or return type. /// \param method the name of the method (does not need to be fully qualified /// name) /// \param formatted_proto the text- or json-formatted proto string /// \param is_request if \c true the resolved type is that of the input /// parameter of the method, otherwise it is the output type /// \param is_json_format if \c true the \c formatted_proto is treated as a /// json-formatted proto, otherwise it is treated as a text-formatted /// proto /// \return the serialised binary proto represenation of \c formatted_proto grpc::string GetSerializedProtoFromMethod(const grpc::string& method, const grpc::string& formatted_proto, bool is_request, bool is_json_format); /// Converts a text or json string to its proto representation for the given /// message type. /// \param formatted_proto the text- or json-formatted proto string /// \return the serialised binary proto represenation of \c formatted_proto grpc::string GetSerializedProtoFromMessageType( const grpc::string& message_type_name, const grpc::string& formatted_proto, bool is_json_format); /// Converts a binary proto string to its text or json string representation /// for the given method's input or return type. /// \param method the name of the method (does not need to be a fully /// qualified name) /// \param the serialised binary proto representation of type /// \c message_type_name /// \return the text- or json-formatted proto string of \c serialized_proto grpc::string GetFormattedStringFromMethod( const grpc::string& method, const grpc::string& serialized_proto, bool is_request, bool is_json_format); /// Converts a binary proto string to its text or json string representation /// for the given message type. /// \param the serialised binary proto representation of type /// \c message_type_name /// \return the text- or json-formatted proto string of \c serialized_proto grpc::string GetFormattedStringFromMessageType( const grpc::string& message_type_name, const grpc::string& serialized_proto, bool is_json_format); bool IsStreaming(const grpc::string& method, bool is_request); bool HasError() const { return has_error_; } void LogError(const grpc::string& error_msg); private: grpc::string GetMessageTypeFromMethod(const grpc::string& method, bool is_request); bool has_error_; grpc::string request_text_; protobuf::compiler::DiskSourceTree source_tree_; std::unique_ptr<ErrorPrinter> error_printer_; std::unique_ptr<protobuf::compiler::Importer> importer_; std::unique_ptr<grpc::ProtoReflectionDescriptorDatabase> reflection_db_; std::unique_ptr<protobuf::DescriptorPoolDatabase> file_db_; std::unique_ptr<protobuf::DescriptorDatabase> desc_db_; std::unique_ptr<protobuf::DescriptorPool> desc_pool_; std::unique_ptr<protobuf::DynamicMessageFactory> dynamic_factory_; std::unique_ptr<grpc::protobuf::Message> request_prototype_; std::unique_ptr<grpc::protobuf::Message> response_prototype_; std::unordered_map<grpc::string, grpc::string> known_methods_; std::vector<const protobuf::ServiceDescriptor*> service_desc_list_; }; } // namespace testing } // namespace grpc #endif // GRPC_TEST_CPP_UTIL_PROTO_FILE_PARSER_H