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51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
#pragma once
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#include <Poco/Net/TCPServerConnection.h>
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#include <Common/getFQDNOrHostName.h>
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#include <Core/MySQLProtocol.h>
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#include "IServer.h"
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namespace DB
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{
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/// Handler for MySQL wire protocol connections. Allows to connect to ClickHouse using MySQL client.
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class MySQLHandler : public Poco::Net::TCPServerConnection {
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public:
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MySQLHandler(IServer &server_, const Poco::Net::StreamSocket &socket_)
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: Poco::Net::TCPServerConnection(socket_)
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, server(server_)
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, log(&Poco::Logger::get("MySQLHandler"))
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, connection_context(server.context())
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, connection_id(last_connection_id++)
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{
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}
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void run() final;
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void comQuery(String payload);
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void comFieldList(String payload);
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void comPing();
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void comInitDB(String payload);
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private:
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IServer & server;
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Poco::Logger * log;
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Context connection_context;
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std::shared_ptr<ReadBuffer> in;
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std::shared_ptr<WriteBuffer> out;
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MySQLProtocol::PacketSender packet_sender;
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uint32_t connection_id = 0;
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uint32_t capabilities;
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static uint32_t last_connection_id;
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};
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}
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