ThreadSafeSSLSessionCache.h

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/*
 * Copyright 2017-present Facebook, Inc.
 *
 * 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.
 */
#pragma once

#include <wangle/client/ssl/SSLSession.h>
#include <wangle/client/ssl/SSLSessionCallbacks.h>

#include <folly/SharedMutex.h>

namespace wangle {

class ThreadSafeSSLSessionCache : public SSLSessionCallbacks {
 public:
   explicit ThreadSafeSSLSessionCache(
       std::unique_ptr<SSLSessionCallbacks> delegate) :
     delegate_(std::move(delegate)) {}

   // From SSLSessionCallbacks
   void setSSLSession(
     const std::string& identity, SSLSessionPtr session) noexcept override;
   SSLSessionPtr getSSLSession(
       const std::string& identity) const noexcept override;
   bool removeSSLSession(const std::string& identity) noexcept override;
   bool supportsPersistence() const noexcept override;
   size_t size() const override;

 private:
   std::unique_ptr<SSLSessionCallbacks> delegate_;
   mutable folly::SharedMutex mutex_;
};

}