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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "zenserver.h"
#include "proxy/tcpproxy.h"
#include <memory>
#include <optional>
#include <thread>
#include <vector>
namespace zen {
class HttpApiService;
class HttpFrontendService;
class HttpProxyStatsService;
} // namespace zen
namespace cxxopts {
class Options;
}
namespace zen::LuaConfig {
struct Options;
}
namespace zen {
struct ZenProxyServerConfig : public ZenServerConfig
{
static constexpr int kDefaultProxyPort = 8118;
std::vector<ProxyMapping> ProxyMappings;
};
struct ZenProxyServerConfigurator : public ZenServerConfiguratorBase
{
ZenProxyServerConfigurator(ZenProxyServerConfig& ServerOptions)
: ZenServerConfiguratorBase(ServerOptions)
, m_ServerOptions(ServerOptions)
{
}
~ZenProxyServerConfigurator() = default;
private:
virtual void AddCliOptions(cxxopts::Options& Options) override;
virtual void AddConfigOptions(LuaConfig::Options& Options) override;
virtual void ApplyOptions(cxxopts::Options& Options) override;
virtual void OnConfigFileParsed(LuaConfig::Options& LuaOptions) override;
virtual void ValidateOptions() override;
ZenProxyServerConfig& m_ServerOptions;
std::vector<std::string> m_RawProxyMappings;
};
class ZenProxyServerMain : public ZenServerMain
{
public:
ZenProxyServerMain(ZenProxyServerConfig& ServerOptions);
virtual void DoRun(ZenServerState::ZenServerEntry* Entry) override;
ZenProxyServerMain(const ZenProxyServerMain&) = delete;
ZenProxyServerMain& operator=(const ZenProxyServerMain&) = delete;
typedef ZenProxyServerConfig Config;
typedef ZenProxyServerConfigurator Configurator;
private:
ZenProxyServerConfig& m_ServerOptions;
};
class ZenProxyServer : public ZenServerBase
{
ZenProxyServer& operator=(ZenProxyServer&&) = delete;
ZenProxyServer(ZenProxyServer&&) = delete;
public:
ZenProxyServer();
~ZenProxyServer();
int Initialize(const ZenProxyServerConfig& ServerConfig, ZenServerState::ZenServerEntry* ServerEntry);
void Run();
void Cleanup();
private:
asio::io_context m_ProxyIoContext;
std::optional<asio::executor_work_guard<asio::io_context::executor_type>> m_ProxyIoWorkGuard;
std::vector<std::thread> m_ProxyIoThreads;
std::vector<std::unique_ptr<TcpProxyService>> m_ProxyServices;
std::unique_ptr<HttpApiService> m_ApiService;
std::unique_ptr<HttpFrontendService> m_FrontendService;
std::unique_ptr<HttpProxyStatsService> m_ProxyStatsService;
};
} // namespace zen
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