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Viewing changes to plugin/mysql_protocol/mysql_protocol.h

  • Committer: patrick crews
  • Date: 2010-09-29 15:15:19 UTC
  • mfrom: (1099.4.188 drizzle)
  • Revision ID: gleebix@gmail.com-20100929151519-6mrmzd1ciw2p9nws
Tags: 2010.09.1802
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plugin/mysql_protocol/mysql_protocol.h
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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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 *
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 *  Copyright (C) 2008 Sun Microsystems, Inc.
 
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 *  Copyright (C) 2008 Sun Microsystems
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 *
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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#include "net_serv.h"
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namespace drizzle_plugin
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{
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void compose_ip_addresses(std::vector<std::string> options);
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class ProtocolCounters
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{
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  public:
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    ProtocolCounters():
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      max_connections(1000)
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    { }
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    drizzled::atomic<uint64_t> connectionCount;
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    drizzled::atomic<uint64_t> adminConnectionCount;
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    drizzled::atomic<uint64_t> failedConnections;
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    drizzled::atomic<uint64_t> connected;
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    drizzled::atomic<uint64_t> adminConnected;
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    uint32_t max_connections;
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};
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typedef drizzled::constrained_check<uint32_t, 300, 1> timeout_constraint;
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typedef drizzled::constrained_check<uint32_t, 300, 1> retry_constraint;
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typedef drizzled::constrained_check<uint32_t, 1048576, 1024, 1024> buffer_constraint;
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class ListenMySQLProtocol: public drizzled::plugin::ListenTcp
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{
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protected:
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  const std::string _hostname;
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  bool _using_mysql41_protocol;
 
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private:
 
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  bool using_mysql41_protocol;
 
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  static drizzled::plugin::TableFunction* status_table_function_ptr;
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public:
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  ListenMySQLProtocol(std::string name,
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                      const std::string &hostname,
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                      bool using_mysql41_protocol):
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   drizzled::plugin::ListenTcp(name),
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   _hostname(hostname),
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   _using_mysql41_protocol(using_mysql41_protocol)
 
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  ListenMySQLProtocol(std::string name_arg, bool using_mysql41_protocol_arg):
 
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   drizzled::plugin::ListenTcp(name_arg),
 
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   using_mysql41_protocol(using_mysql41_protocol_arg)
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  { }
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  virtual ~ListenMySQLProtocol();
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  virtual const std::string getHost(void) const;
 
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  virtual const char* getHost(void) const;
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  virtual in_port_t getPort(void) const;
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  virtual drizzled::plugin::Client *getClient(int fd);
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  static ProtocolCounters *mysql_counters;
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  virtual ProtocolCounters *getCounters(void) const { return mysql_counters; }
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  void addCountersToTable(void);
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};
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class ClientMySQLProtocol: public drizzled::plugin::Client
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{
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protected:
 
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private:
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  NET net;
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  drizzled::String packet;
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  uint32_t client_capabilities;
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  bool is_admin_connection;
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  bool _using_mysql41_protocol;
 
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  bool using_mysql41_protocol;
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  bool checkConnection(void);
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  bool netStoreData(const unsigned char *from, size_t length);
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  void makeScramble(char *scramble);
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public:
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  ClientMySQLProtocol(int fd, bool _using_mysql41_protocol, ProtocolCounters *set_counters);
 
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  ClientMySQLProtocol(int fd, bool using_mysql41_protocol_arg);
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  virtual ~ClientMySQLProtocol();
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  ProtocolCounters *counters;
 
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  static drizzled::atomic<uint64_t> connectionCount;
 
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  static drizzled::atomic<uint64_t> failedConnections;
 
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  static drizzled::atomic<uint64_t> connected;
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  virtual int getFileDescriptor(void);
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  virtual bool isConnected();
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  virtual void sendOK(void);
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  virtual void sendEOF(void);
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  virtual void sendError(const drizzled::error_t sql_errno, const char *err);
 
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  virtual void sendError(uint32_t sql_errno, const char *err);
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  virtual bool sendFields(drizzled::List<drizzled::Item> *list);
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  virtual bool haveError(void);
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  virtual bool haveMoreData(void);
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  virtual bool wasAborted(void);
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  virtual bool isAdminAllowed(void);
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  static std::vector<std::string> mysql_admin_ip_addresses;
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  static void mysql_compose_ip_addresses(std::vector<std::string> options);
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};
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} /* namespace drizzle_plugin */
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#endif /* PLUGIN_MYSQL_PROTOCOL_MYSQL_PROTOCOL_H */