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/*
*
* Copyright 2018 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_CORE_LIB_SECURITY_CREDENTIALS_ALTS_ALTS_CREDENTIALS_H
#define GRPC_CORE_LIB_SECURITY_CREDENTIALS_ALTS_ALTS_CREDENTIALS_H
#include <grpc/support/port_platform.h>
#include <grpc/grpc_security.h>
#include "src/core/lib/security/credentials/alts/grpc_alts_credentials_options.h"
#include "src/core/lib/security/credentials/credentials.h"
/* Main struct for grpc ALTS channel credential. */
class grpc_alts_credentials final : public grpc_channel_credentials {
public:
grpc_alts_credentials(const grpc_alts_credentials_options* options,
const char* handshaker_service_url);
~grpc_alts_credentials() override;
grpc_core::RefCountedPtr<grpc_channel_security_connector>
create_security_connector(
grpc_core::RefCountedPtr<grpc_call_credentials> call_creds,
const char* target_name, const grpc_channel_args* args,
grpc_channel_args** new_args) override;
const grpc_alts_credentials_options* options() const { return options_; }
grpc_alts_credentials_options* mutable_options() { return options_; }
const char* handshaker_service_url() const { return handshaker_service_url_; }
private:
grpc_alts_credentials_options* options_;
char* handshaker_service_url_;
};
/* Main struct for grpc ALTS server credential. */
class grpc_alts_server_credentials final : public grpc_server_credentials {
public:
grpc_alts_server_credentials(const grpc_alts_credentials_options* options,
const char* handshaker_service_url);
~grpc_alts_server_credentials() override;
grpc_core::RefCountedPtr<grpc_server_security_connector>
create_security_connector() override;
const grpc_alts_credentials_options* options() const { return options_; }
grpc_alts_credentials_options* mutable_options() { return options_; }
const char* handshaker_service_url() const { return handshaker_service_url_; }
private:
grpc_alts_credentials_options* options_;
char* handshaker_service_url_;
};
/**
* This method creates an ALTS channel credential object with customized
* information provided by caller.
*
* - options: grpc ALTS credentials options instance for client.
* - handshaker_service_url: address of ALTS handshaker service in the format of
* "host:port". If it's nullptr, the address of default metadata server will
* be used.
* - enable_untrusted_alts: a boolean flag used to enable ALTS in untrusted
* mode. This mode can be enabled when we are sure ALTS is running on GCP or
* for testing purpose.
*
* It returns nullptr if the flag is disabled AND ALTS is not running on GCP.
* Otherwise, it returns the created credential object.
*/
grpc_channel_credentials* grpc_alts_credentials_create_customized(
const grpc_alts_credentials_options* options,
const char* handshaker_service_url, bool enable_untrusted_alts);
/**
* This method creates an ALTS server credential object with customized
* information provided by caller.
*
* - options: grpc ALTS credentials options instance for server.
* - handshaker_service_url: address of ALTS handshaker service in the format of
* "host:port". If it's nullptr, the address of default metadata server will
* be used.
* - enable_untrusted_alts: a boolean flag used to enable ALTS in untrusted
* mode. This mode can be enabled when we are sure ALTS is running on GCP or
* for testing purpose.
*
* It returns nullptr if the flag is disabled and ALTS is not running on GCP.
* Otherwise, it returns the created credential object.
*/
grpc_server_credentials* grpc_alts_server_credentials_create_customized(
const grpc_alts_credentials_options* options,
const char* handshaker_service_url, bool enable_untrusted_alts);
#endif /* GRPC_CORE_LIB_SECURITY_CREDENTIALS_ALTS_ALTS_CREDENTIALS_H */
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