tls_test_utils.h

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//
// Copyright 2021 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_TLS_TEST_UTILS_H
#define GRPC_TEST_CPP_UTIL_TLS_TEST_UTILS_H
 
#include <deque>
 
#include <grpc/grpc.h>
#include <grpc/grpc_security.h>
#include <grpcpp/security/server_credentials.h>
 
#include "src/core/lib/gprpp/thd.h"
 
namespace grpc {
namespace testing {
 
class SyncCertificateVerifier
    : public grpc::experimental::ExternalCertificateVerifier {
 public:
  explicit SyncCertificateVerifier(bool success) : success_(success) {}
 
  ~SyncCertificateVerifier() override {}
 
  bool Verify(grpc::experimental::TlsCustomVerificationCheckRequest* request,
              std::function<void(grpc::Status)> callback,
              grpc::Status* sync_status) override;
 
  void Cancel(grpc::experimental::TlsCustomVerificationCheckRequest*) override {
  }
 
 private:
  bool success_ = false;
};
 
class AsyncCertificateVerifier
    : public grpc::experimental::ExternalCertificateVerifier {
 public:
  explicit AsyncCertificateVerifier(bool success);
 
  ~AsyncCertificateVerifier() override;
 
  bool Verify(grpc::experimental::TlsCustomVerificationCheckRequest* request,
              std::function<void(grpc::Status)> callback,
              grpc::Status* sync_status) override;
 
  void Cancel(grpc::experimental::TlsCustomVerificationCheckRequest*) override {
  }
 
 private:
  // A request to pass to the worker thread.
  struct Request {
    grpc::experimental::TlsCustomVerificationCheckRequest* request;
    std::function<void(grpc::Status)> callback;
    bool shutdown;  // If true, thread will exit.
  };
 
  static void WorkerThread(void* arg);
 
  bool success_ = false;
  grpc_core::Thread thread_;
  grpc::internal::Mutex mu_;
  std::deque<Request> queue_ ABSL_GUARDED_BY(mu_);
};
 
}  // namespace testing
}  // namespace grpc
 
#endif  // GRPC_TEST_CPP_UTIL_TLS_TEST_UTILS_H