Current File : //proc/thread-self/root/usr/include/mysql/server/private/wsrep_applier.h
/* Copyright 2013-2019 Codership Oy <http://www.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_APPLIER_H
#define WSREP_APPLIER_H
#include "sql_class.h" // THD class
#include "rpl_rli.h" // Relay_log_info
#include "log_event.h" // Format_description_log_event
int wsrep_apply_events(THD* thd,
Relay_log_info* rli,
const void* events_buf,
size_t buf_len);
/* Applier error codes, when nothing better is available. */
#define WSREP_RET_SUCCESS 0 // Success
#define WSREP_ERR_GENERIC 1 // When in doubt (MySQL default error code)
#define WSREP_ERR_BAD_EVENT 2 // Can't parse event
#define WSREP_ERR_NOT_FOUND 3 // Key. table, schema not found
#define WSREP_ERR_EXISTS 4 // Key, table, schema already exists
#define WSREP_ERR_WRONG_TYPE 5 // Incompatible data type
#define WSREP_ERR_FAILED 6 // Operation failed for some internal reason
#define WSREP_ERR_ABORTED 7 // Operation was aborted externally
/* Loops over THD diagnostic area and concatenates all error messages
* and error codes to a single continuous buffer to create a unique
* but consistent failure signature which provider can use for voting
* between the nodes in the cluster.
*
* @param thd THD context
* @param dst buffer to store the signature
* @param include_msg whether to use MySQL error message in addition to
* MySQL error code. Note that in the case of a TOI
* operation the message may be not consistent between
* the nodes e.g. due to a different client locale setting
* and should be omitted */
void wsrep_store_error(const THD* thd,
wsrep::mutable_buffer& buf,
bool include_msg);
class Format_description_log_event;
void wsrep_set_apply_format(THD*, Format_description_log_event*);
Format_description_log_event* wsrep_get_apply_format(THD* thd);
#endif /* WSREP_APPLIER_H */
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