| // |
| // |
| // 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_SRC_CORE_LIB_SECURITY_CREDENTIALS_GOOGLE_DEFAULT_GOOGLE_DEFAULT_CREDENTIALS_H |
| #define GRPC_SRC_CORE_LIB_SECURITY_CREDENTIALS_GOOGLE_DEFAULT_GOOGLE_DEFAULT_CREDENTIALS_H |
| #include <grpc/support/port_platform.h> |
| |
| #include <utility> |
| |
| #include <grpc/grpc.h> |
| #include <grpc/grpc_security.h> |
| |
| #include "src/core/lib/channel/channel_args.h" |
| #include "src/core/lib/gpr/useful.h" |
| #include "src/core/lib/gprpp/ref_counted_ptr.h" |
| #include "src/core/lib/gprpp/unique_type_name.h" |
| #include "src/core/lib/security/credentials/credentials.h" |
| #include "src/core/lib/security/security_connector/security_connector.h" |
| |
| #define GRPC_GOOGLE_CLOUD_SDK_CONFIG_DIRECTORY "gcloud" |
| #define GRPC_GOOGLE_WELL_KNOWN_CREDENTIALS_FILE \ |
| "application_default_credentials.json" |
| |
| #ifdef GPR_WINDOWS |
| #define GRPC_GOOGLE_CREDENTIALS_PATH_ENV_VAR "APPDATA" |
| #define GRPC_GOOGLE_CREDENTIALS_PATH_SUFFIX \ |
| GRPC_GOOGLE_CLOUD_SDK_CONFIG_DIRECTORY \ |
| "/" GRPC_GOOGLE_WELL_KNOWN_CREDENTIALS_FILE |
| #else |
| #define GRPC_GOOGLE_CREDENTIALS_PATH_ENV_VAR "HOME" |
| #define GRPC_GOOGLE_CREDENTIALS_PATH_SUFFIX \ |
| ".config/" GRPC_GOOGLE_CLOUD_SDK_CONFIG_DIRECTORY \ |
| "/" GRPC_GOOGLE_WELL_KNOWN_CREDENTIALS_FILE |
| #endif |
| |
| class grpc_google_default_channel_credentials |
| : public grpc_channel_credentials { |
| public: |
| grpc_google_default_channel_credentials( |
| grpc_core::RefCountedPtr<grpc_channel_credentials> alts_creds, |
| grpc_core::RefCountedPtr<grpc_channel_credentials> ssl_creds) |
| : alts_creds_(std::move(alts_creds)), ssl_creds_(std::move(ssl_creds)) {} |
| |
| ~grpc_google_default_channel_credentials() override = default; |
| |
| grpc_core::RefCountedPtr<grpc_channel_security_connector> |
| create_security_connector( |
| grpc_core::RefCountedPtr<grpc_call_credentials> call_creds, |
| const char* target, grpc_core::ChannelArgs* args) override; |
| |
| grpc_core::ChannelArgs update_arguments(grpc_core::ChannelArgs args) override; |
| |
| grpc_core::UniqueTypeName type() const override; |
| |
| const grpc_channel_credentials* alts_creds() const { |
| return alts_creds_.get(); |
| } |
| const grpc_channel_credentials* ssl_creds() const { return ssl_creds_.get(); } |
| |
| private: |
| int cmp_impl(const grpc_channel_credentials* other) const override { |
| // TODO(yashykt): Check if we can do something better here |
| return grpc_core::QsortCompare( |
| static_cast<const grpc_channel_credentials*>(this), other); |
| } |
| |
| grpc_core::RefCountedPtr<grpc_channel_credentials> alts_creds_; |
| grpc_core::RefCountedPtr<grpc_channel_credentials> ssl_creds_; |
| }; |
| |
| namespace grpc_core { |
| namespace internal { |
| |
| typedef bool (*grpc_gce_tenancy_checker)(void); |
| |
| void set_gce_tenancy_checker_for_testing(grpc_gce_tenancy_checker checker); |
| |
| // TEST-ONLY. Reset the internal global state. |
| void grpc_flush_cached_google_default_credentials(void); |
| |
| } // namespace internal |
| } // namespace grpc_core |
| |
| #endif // GRPC_SRC_CORE_LIB_SECURITY_CREDENTIALS_GOOGLE_DEFAULT_GOOGLE_DEFAULT_CREDENTIALS_H |