grpc/test/cpp/util/test_credentials_provider.h

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#ifndef GRPC_TEST_CPP_UTIL_TEST_CREDENTIALS_PROVIDER_H
#define GRPC_TEST_CPP_UTIL_TEST_CREDENTIALS_PROVIDER_H

#include <memory>

#include <grpc++/security/credentials.h>
#include <grpc++/security/server_credentials.h>
#include <grpc++/support/channel_arguments.h>

namespace grpc {
namespace testing {

const char kInsecureCredentialsType[] = "INSECURE_CREDENTIALS";
const char kTlsCredentialsType[] = "TLS_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;
};

// Add a secure type in addition to the defaults above
// (kInsecureCredentialsType, kTlsCredentialsType) that can be returned from the
// functions below.
void AddSecureType(const grpc::string& type,
                   std::unique_ptr<CredentialTypeProvider> type_provider);

// Provide channel credentials according to the given type. Alter the channel
// arguments if needed.
std::shared_ptr<ChannelCredentials> GetChannelCredentials(
    const grpc::string& type, ChannelArguments* args);

// Provide server credentials according to the given type.
std::shared_ptr<ServerCredentials> GetServerCredentials(
    const grpc::string& type);

// Provide a list of secure credentials type.
std::vector<grpc::string> GetSecureCredentialsTypeList();

}  // namespace testing
}  // namespace grpc

#endif  // GRPC_TEST_CPP_UTIL_TEST_CREDENTIALS_PROVIDER_H