119 lines
3.2 KiB
C++
119 lines
3.2 KiB
C++
/*
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Copyright (C) 2013, SkySQL Ab
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This file is distributed as part of the SkySQL Gateway. It is free
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software: you can redistribute it and/or modify it under the terms of the
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GNU General Public License as published by the Free Software Foundation,
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version 2.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 51
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Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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Author: Jan Lindström jan.lindstrom@skysql.com
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*/
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#include <boost/asio.hpp>
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#include <boost/function.hpp>
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#include <boost/bind.hpp>
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#include "gtid.h"
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#include "listener_exception.h"
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#include <mysql.h>
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#include <my_global.h>
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#include <my_byteorder.h>
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namespace mysql
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{
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Gtid::Gtid(const boost::uint32_t domain_id,
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const boost::uint32_t server_id,
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const boost::uint64_t sequence_number)
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: m_real_gtid(true),
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m_domain_id(domain_id),
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m_server_id(server_id),
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m_sequence_number(sequence_number),
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m_server_type(MYSQL_SERVER_TYPE_MARIADB)
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{
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memset(m_mysql_gtid, 0, MYSQL_GTID_ENCODED_SIZE);
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m_mariadb_gtid = to_string(m_domain_id) + std::string("-") + to_string(m_server_id) + std::string("-") + to_string(m_sequence_number);
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m_gtid_length = m_mariadb_gtid.length();
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}
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Gtid::Gtid(const unsigned char *mysql_gtid,
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const boost::uint64_t gno)
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:m_real_gtid(true),
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m_domain_id(0),
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m_server_id(0),
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m_sequence_number(gno),
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m_server_type(MYSQL_SERVER_TYPE_MYSQL),
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m_gtid_length(MYSQL_GTID_ENCODED_SIZE)
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{
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memcpy(m_mysql_gtid, mysql_gtid, MYSQL_GTID_ENCODED_SIZE);
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}
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Gtid::Gtid(const unsigned char* mysql_gtid)
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:m_real_gtid(true),
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m_domain_id(0),
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m_server_id(0),
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m_sequence_number(0),
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m_server_type(MYSQL_SERVER_TYPE_MYSQL),
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m_gtid_length(MYSQL_GTID_ENCODED_SIZE)
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{
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int i,k;
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char tmp[2];
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char *sid = (char *)mysql_gtid;
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for(i=0,k=0; i < 16*2; i+=2,k++) {
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unsigned int c;
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tmp[0] = sid[i];
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tmp[1] = sid[i+1];
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sscanf((const char *)tmp, "%02x", &c);
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m_mysql_gtid[k]=(unsigned char)c;
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}
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i++;
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k++;
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sscanf((const char *)&(sid[i]), "%lu", &m_sequence_number);
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int8store(&(m_mysql_gtid[k]), m_sequence_number);
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std::cout << "GTID:: " << m_mysql_gtid << " " << std::endl;
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}
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std::string Gtid::get_string() const
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{
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if (m_server_type == MYSQL_SERVER_TYPE_MARIADB) {
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return (m_mariadb_gtid);
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} else {
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std::string hexs;
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unsigned char *sid = (unsigned char *)m_mysql_gtid;
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char tmp[2];
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// Dump the encoded SID using hexadesimal representation
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// Making it little bit more usefull
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for(size_t i=0;i < 16;i++) {
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sprintf((char *)tmp, "%02x", (unsigned char)sid[i]);
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hexs.append(std::string((const char *)tmp));
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}
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return(hexs + std::string(":") + to_string(m_sequence_number));
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}
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}
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const unsigned char* Gtid::get_gtid() const
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{
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if (m_server_type == MYSQL_SERVER_TYPE_MARIADB) {
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return ((const unsigned char *)m_mariadb_gtid.c_str());
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} else {
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return (m_mysql_gtid);
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}
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}
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}
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