1 // Copyright 2021 gRPC authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef GRPC_SRC_CORE_EXT_TRANSPORT_BINDER_CLIENT_SECURITY_POLICY_SETTING_H 16 #define GRPC_SRC_CORE_EXT_TRANSPORT_BINDER_CLIENT_SECURITY_POLICY_SETTING_H 17 18 #include <grpc/support/port_platform.h> 19 20 #include "absl/container/flat_hash_map.h" 21 #include "absl/strings/string_view.h" 22 23 #include <grpcpp/security/binder_security_policy.h> 24 25 #include "src/core/lib/gprpp/sync.h" 26 27 namespace grpc_binder { 28 29 // A singleton class for setting security setting for each connection. This is 30 // required because we cannot pass security policy shared pointers around using 31 // gRPC arguments, we can only pass connection_id around as part of URI 32 class SecurityPolicySetting { 33 public: 34 void Set(absl::string_view connection_id, 35 std::shared_ptr<grpc::experimental::binder::SecurityPolicy> 36 security_policy); 37 std::shared_ptr<grpc::experimental::binder::SecurityPolicy> Get( 38 absl::string_view connection_id); 39 40 private: 41 grpc_core::Mutex m_; 42 absl::flat_hash_map< 43 std::string, std::shared_ptr<grpc::experimental::binder::SecurityPolicy>> 44 security_policy_map_ ABSL_GUARDED_BY(m_); 45 }; 46 47 SecurityPolicySetting* GetSecurityPolicySetting(); 48 49 } // namespace grpc_binder 50 51 #endif // GRPC_SRC_CORE_EXT_TRANSPORT_BINDER_CLIENT_SECURITY_POLICY_SETTING_H 52