Current File : //usr/include/mysql/server/private/wsrep_sst.h
/* Copyright (C) 2013-2018 Codership Oy <info@codership.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA. */
#ifndef WSREP_SST_H
#define WSREP_SST_H
#include <my_config.h>
#include "wsrep/gtid.hpp"
#include <my_global.h>
#include <string>
#define WSREP_SST_OPT_ROLE "--role"
#define WSREP_SST_OPT_ADDR "--address"
#define WSREP_SST_OPT_AUTH "--auth"
#define WSREP_SST_OPT_DATA "--datadir"
#define WSREP_SST_OPT_CONF "--defaults-file"
#define WSREP_SST_OPT_CONF_SUFFIX "--defaults-group-suffix"
#define WSREP_SST_OPT_CONF_EXTRA "--defaults-extra-file"
#define WSREP_SST_OPT_PARENT "--parent"
#define WSREP_SST_OPT_BINLOG "--binlog"
#define WSREP_SST_OPT_BINLOG_INDEX "--binlog-index"
#define WSREP_SST_OPT_PROGRESS "--progress"
#define WSREP_SST_OPT_MYSQLD "--mysqld-args"
// mysqldump-specific options
#define WSREP_SST_OPT_USER "--user"
#define WSREP_SST_OPT_PSWD "--password"
#define WSREP_SST_OPT_HOST "--host"
#define WSREP_SST_OPT_PORT "--port"
#define WSREP_SST_OPT_LPORT "--local-port"
// donor-specific
#define WSREP_SST_OPT_SOCKET "--socket"
#define WSREP_SST_OPT_GTID "--gtid"
#define WSREP_SST_OPT_BYPASS "--bypass"
#define WSREP_SST_OPT_GTID_DOMAIN_ID "--gtid-domain-id"
#define WSREP_SST_MYSQLDUMP "mysqldump"
#define WSREP_SST_RSYNC "rsync"
#define WSREP_SST_SKIP "skip"
#define WSREP_SST_MARIABACKUP "mariabackup"
#define WSREP_SST_XTRABACKUP "xtrabackup"
#define WSREP_SST_XTRABACKUPV2 "xtrabackupv2"
#define WSREP_SST_DEFAULT WSREP_SST_RSYNC
#define WSREP_SST_ADDRESS_AUTO "AUTO"
#define WSREP_SST_AUTH_MASK "********"
/* system variables */
extern const char* wsrep_sst_method;
extern const char* wsrep_sst_receive_address;
extern const char* wsrep_sst_donor;
extern const char* wsrep_sst_auth;
extern my_bool wsrep_sst_donor_rejects_queries;
/*! Synchronizes applier thread start with init thread */
extern void wsrep_sst_grab();
/*! Init thread waits for SST completion */
extern bool wsrep_sst_wait();
/*! Signals wsrep that initialization is complete, writesets can be applied */
extern bool wsrep_sst_continue();
extern void wsrep_sst_auth_init();
extern void wsrep_sst_auth_free();
extern void wsrep_SE_init_grab(); /*! grab init critical section */
extern void wsrep_SE_init_wait(); /*! wait for SE init to complete */
extern void wsrep_SE_init_done(); /*! signal that SE init is complte */
extern void wsrep_SE_initialized(); /*! mark SE initialization complete */
/**
Return a string containing the state transfer request string.
Note that the string may contain a '\0' in the middle.
*/
std::string wsrep_sst_prepare();
/**
Donate a SST.
@param request SST request string received from the joiner. Note that
the string may contain a '\0' in the middle.
@param gtid Current position of the donor
@param bypass If true, full SST is not needed. Joiner needs to be
notified that it can continue starting from gtid.
*/
int wsrep_sst_donate(const std::string& request,
const wsrep::gtid& gtid,
bool bypass);
#else
#define wsrep_SE_initialized() do { } while(0)
#define wsrep_SE_init_grab() do { } while(0)
#define wsrep_SE_init_done() do { } while(0)
#define wsrep_sst_continue() (0)
#endif /* WSREP_SST_H */
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