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/*
*
* 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_TEST_CREDENTIALS_PROVIDER_H
#define GRPC_TEST_CPP_UTIL_TEST_CREDENTIALS_PROVIDER_H
#include <memory>
#include <grpcpp/security/credentials.h>
#include <grpcpp/security/server_credentials.h>
#include <grpcpp/support/channel_arguments.h>
namespace grpc {
namespace testing {
const char kInsecureCredentialsType[] = "INSECURE_CREDENTIALS";
// For real credentials, like tls/ssl, this name should match the AuthContext
// property "transport_security_type".
const char kTlsCredentialsType[] = "ssl";
const char kAltsCredentialsType[] = "alts";
const char kGoogleDefaultCredentialsType[] = "google_default_credentials";
// Provide test credentials of a particular type.
class CredentialTypeProvider {
public:
virtual ~CredentialTypeProvider() {}
virtual std::shared_ptr<ChannelCredentials> GetChannelCredentials(
ChannelArguments* args) = 0;
virtual std::shared_ptr<ServerCredentials> GetServerCredentials() = 0;
};
// Provide test credentials. Thread-safe.
class CredentialsProvider {
public:
virtual ~CredentialsProvider() {}
// Add a secure type in addition to the defaults. The default provider has
// (kInsecureCredentialsType, kTlsCredentialsType).
virtual void AddSecureType(
const TString& type,
std::unique_ptr<CredentialTypeProvider> type_provider) = 0;
// Provide channel credentials according to the given type. Alter the channel
// arguments if needed. Return nullptr if type is not registered.
virtual std::shared_ptr<ChannelCredentials> GetChannelCredentials(
const TString& type, ChannelArguments* args) = 0;
// Provide server credentials according to the given type.
// Return nullptr if type is not registered.
virtual std::shared_ptr<ServerCredentials> GetServerCredentials(
const TString& type) = 0;
// Provide a list of secure credentials type.
virtual std::vector<TString> GetSecureCredentialsTypeList() = 0;
};
// Get the current provider. Create a default one if not set.
// Not thread-safe.
CredentialsProvider* GetCredentialsProvider();
// Set the global provider. Takes ownership. The previous set provider will be
// destroyed.
// Not thread-safe.
void SetCredentialsProvider(CredentialsProvider* provider);
} // namespace testing
} // namespace grpc
#endif // GRPC_TEST_CPP_UTIL_TEST_CREDENTIALS_PROVIDER_H
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