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6a573b4092
* Allow use mysql format without ssl * fix * fix * fix * Also disable poco's optional libraries * clean * fix * fix * Requested changes * clean * Requested fixes * Update MySQLHandler.cpp
81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
#pragma once
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#include <Common/config.h>
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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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#if USE_POCO_NETSSL
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#include <Poco/Net/SecureStreamSocket.h>
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#endif
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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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{
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public:
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MySQLHandler(IServer & server_, const Poco::Net::StreamSocket & socket_, bool ssl_enabled, size_t connection_id_);
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void run() final;
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private:
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/// Enables SSL, if client requested.
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void finishHandshake(MySQLProtocol::HandshakeResponse &);
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void comQuery(ReadBuffer & payload);
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void comFieldList(ReadBuffer & payload);
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void comPing();
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void comInitDB(ReadBuffer & payload);
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void authenticate(const String & user_name, const String & auth_plugin_name, const String & auth_response);
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virtual void authPluginSSL();
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virtual void finishHandshakeSSL(size_t packet_size, char * buf, size_t pos, std::function<void(size_t)> read_bytes, MySQLProtocol::HandshakeResponse & packet);
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IServer & server;
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protected:
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Poco::Logger * log;
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Context connection_context;
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std::shared_ptr<MySQLProtocol::PacketSender> packet_sender;
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private:
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size_t connection_id = 0;
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size_t server_capability_flags = 0;
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size_t client_capability_flags = 0;
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protected:
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std::unique_ptr<MySQLProtocol::Authentication::IPlugin> auth_plugin;
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std::shared_ptr<ReadBuffer> in;
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std::shared_ptr<WriteBuffer> out;
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bool secure_connection = false;
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};
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#if USE_SSL && USE_POCO_NETSSL
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class MySQLHandlerSSL : public MySQLHandler
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{
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public:
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MySQLHandlerSSL(IServer & server_, const Poco::Net::StreamSocket & socket_, bool ssl_enabled, size_t connection_id_, RSA & public_key_, RSA & private_key_);
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private:
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void authPluginSSL() override;
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void finishHandshakeSSL(size_t packet_size, char * buf, size_t pos, std::function<void(size_t)> read_bytes, MySQLProtocol::HandshakeResponse & packet) override;
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RSA & public_key;
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RSA & private_key;
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std::shared_ptr<Poco::Net::SecureStreamSocket> ss;
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};
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#endif
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}
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