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/*
* This file is part of PowerDNS or dnsdist.
* Copyright -- PowerDNS.COM B.V. and its contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* In addition, for the avoidance of any doubt, permission is granted to
* link this program with OpenSSL and to (re)distribute the binaries
* produced as the result of such linking.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include "config.h"
#include "remote_logger.hh"
#include <atomic>
#include <cstddef>
#include <memory>
#include <vector>
class RemoteLoggerPool : public RemoteLoggerInterface
{
public:
// this expects a non-empty vector
RemoteLoggerPool(std::vector<std::shared_ptr<RemoteLoggerInterface>>&& pool);
RemoteLoggerPool(const RemoteLoggerPool&) = delete;
RemoteLoggerPool(RemoteLoggerPool&&) = delete;
RemoteLoggerPool& operator=(const RemoteLoggerPool&) = delete;
RemoteLoggerPool& operator=(RemoteLoggerPool&&) = delete;
[[nodiscard]] RemoteLoggerInterface::Result queueData(const std::string& data) override;
[[nodiscard]] std::string address() const override
{
return "";
}
[[nodiscard]] std::string name() const override
{
return "Pool of " + std::to_string(d_pool.size()) + " loggers";
}
[[nodiscard]] std::string toString() override;
[[nodiscard]] RemoteLoggerInterface::Stats getStats() override
{
Stats total_stats;
for (auto& logger : d_pool) {
total_stats += logger->getStats();
}
return total_stats;
}
private:
std::vector<std::shared_ptr<RemoteLoggerInterface>> d_pool;
std::atomic<size_t> d_counter;
};
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