1 // 2 // Copyright 2020 gRPC authors. 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #ifndef GRPC_SRC_CORE_LIB_SECURITY_CREDENTIALS_EXTERNAL_FILE_EXTERNAL_ACCOUNT_CREDENTIALS_H 18 #define GRPC_SRC_CORE_LIB_SECURITY_CREDENTIALS_EXTERNAL_FILE_EXTERNAL_ACCOUNT_CREDENTIALS_H 19 20 #include <grpc/support/port_platform.h> 21 22 #include <functional> 23 #include <string> 24 #include <vector> 25 26 #include "src/core/lib/gprpp/ref_counted_ptr.h" 27 #include "src/core/lib/iomgr/error.h" 28 #include "src/core/lib/security/credentials/external/external_account_credentials.h" 29 30 namespace grpc_core { 31 32 class FileExternalAccountCredentials final : public ExternalAccountCredentials { 33 public: 34 static RefCountedPtr<FileExternalAccountCredentials> Create( 35 Options options, std::vector<std::string> scopes, 36 grpc_error_handle* error); 37 38 FileExternalAccountCredentials(Options options, 39 std::vector<std::string> scopes, 40 grpc_error_handle* error); 41 42 private: 43 void RetrieveSubjectToken( 44 HTTPRequestContext* ctx, const Options& options, 45 std::function<void(std::string, grpc_error_handle)> cb) override; 46 47 // Fields of credential source 48 std::string file_; 49 std::string format_type_; 50 std::string format_subject_token_field_name_; 51 }; 52 53 } // namespace grpc_core 54 55 #endif // GRPC_SRC_CORE_LIB_SECURITY_CREDENTIALS_EXTERNAL_FILE_EXTERNAL_ACCOUNT_CREDENTIALS_H 56