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/**
*
* @file SimpleReverseProxy.h
*
*/
#pragma once
#include <drogon/plugins/Plugin.h>
#include <drogon/drogon.h>
#include <vector>
#include <memory>
namespace my_plugin
{
class SimpleReverseProxy : public drogon::Plugin<SimpleReverseProxy>
{
public:
SimpleReverseProxy()
{
}
/// This method must be called by drogon to initialize and start the plugin.
/// It must be implemented by the user.
void initAndStart(const Json::Value &config) override;
/// This method must be called by drogon to shutdown the plugin.
/// It must be implemented by the user.
void shutdown() override;
private:
// Create 'connectionFactor_' HTTP clients for every backend in every IO
// event loop.
drogon::IOThreadStorage<std::vector<drogon::HttpClientPtr>> clients_;
drogon::IOThreadStorage<size_t> clientIndex_{0};
std::vector<std::string> backendAddrs_;
bool sameClientToSameBackend_{false};
size_t pipeliningDepth_{0};
void preRouting(const drogon::HttpRequestPtr &,
drogon::AdviceCallback &&,
drogon::AdviceChainCallback &&);
size_t connectionFactor_{1};
};
} // namespace my_plugin
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