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#pragma once
#include <Server/TCPServerConnectionFactory.h>
#include <Server/TCPServer.h>
#include <Poco/Util/LayeredConfiguration.h>
#include <Server/IServer.h>
#include <Server/TCPProtocolStackData.h>
namespace DB
{
class TCPProtocolStackHandler : public Poco::Net::TCPServerConnection
{
using StreamSocket = Poco::Net::StreamSocket;
using TCPServerConnection = Poco::Net::TCPServerConnection;
private:
IServer & server;
TCPServer & tcp_server;
std::vector<TCPServerConnectionFactory::Ptr> stack;
std::string conf_name;
public:
TCPProtocolStackHandler(IServer & server_, TCPServer & tcp_server_, const StreamSocket & socket, const std::vector<TCPServerConnectionFactory::Ptr> & stack_, const std::string & conf_name_)
: TCPServerConnection(socket), server(server_), tcp_server(tcp_server_), stack(stack_), conf_name(conf_name_)
{}
void run() override
{
const auto & conf = server.config();
TCPProtocolStackData stack_data;
stack_data.socket = socket();
stack_data.default_database = conf.getString(conf_name + ".default_database", "");
for (auto & factory : stack)
{
std::unique_ptr<TCPServerConnection> connection(factory->createConnection(socket(), tcp_server, stack_data));
connection->run();
if (stack_data.socket != socket())
socket() = stack_data.socket;
}
}
};
}
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