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Diffstat (limited to 'storage/perfschema/table_replication_group_member_stats.h')
-rw-r--r-- | storage/perfschema/table_replication_group_member_stats.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/storage/perfschema/table_replication_group_member_stats.h b/storage/perfschema/table_replication_group_member_stats.h new file mode 100644 index 00000000000..f2fcaf553b4 --- /dev/null +++ b/storage/perfschema/table_replication_group_member_stats.h @@ -0,0 +1,116 @@ +/* + Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License, version 2.0, + as published by the Free Software Foundation. + + This program is also distributed with certain software (including + but not limited to OpenSSL) that is licensed under separate terms, + as designated in a particular file or component or in included license + documentation. The authors of MySQL hereby grant you an additional + permission to link the program and your derivative works with the + separately licensed software that they have included with MySQL. + + 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, version 2.0, 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 St, Fifth Floor, Boston, MA 02110-1301 USA */ + + +#ifndef TABLE_REPLICATION_GROUP_MEMBER_STATS_H +#define TABLE_REPLICATION_GROUP_MEMBER_STATS_H + +/** + @file storage/perfschema/table_replication_group_member_stats.h + Table replication_group_member_stats (declarations). +*/ + +#include "pfs_column_types.h" +#include "pfs_engine_table.h" +#include "mysql_com.h" +//#include "rpl_info.h" +//#include "rpl_gtid.h" +//#include <mysql/plugin_group_replication.h> + +/** + @addtogroup Performance_schema_tables + @{ +*/ + +/** + A row in node status table. The fields with string values have an additional + length field denoted by <field_name>_length. +*/ + +struct st_row_group_member_stats { + char channel_name[CHANNEL_NAME_LENGTH]; + uint channel_name_length; + char view_id[HOSTNAME_LENGTH]; + uint view_id_length; + char member_id[11]; // typeof(server_id) == uint32 + uint member_id_length; + ulonglong trx_in_queue; + ulonglong trx_checked; + ulonglong trx_conflicts; + ulonglong trx_rows_validating; + char *trx_committed; + size_t trx_committed_length; + char last_cert_trx[GTID_MAX_STR_LENGTH + 1]; + int last_cert_trx_length; +}; + +/** Table PERFORMANCE_SCHEMA.REPLICATION_GROUP_MEMBER_STATS. */ +class table_replication_group_member_stats: public PFS_engine_table +{ +private: + void make_row(); + /** Table share lock. */ + static THR_LOCK m_table_lock; + /** Fields definition. */ + static TABLE_FIELD_DEF m_field_def; + /** True if the current row exists. */ + bool m_row_exists; + /** Current row */ + st_row_group_member_stats m_row; + /** Current position. */ + PFS_simple_index m_pos; + /** Next position. */ + PFS_simple_index m_next_pos; + +protected: + /** + Read the current row values. + @param table Table handle + @param buf row buffer + @param fields Table fields + @param read_all true if all columns are read. + */ + + virtual int read_row_values(TABLE *table, + unsigned char *buf, + Field **fields, + bool read_all); + + table_replication_group_member_stats(); + +public: + ~table_replication_group_member_stats(); + + /** Table share. */ + static PFS_engine_table_share m_share; + static PFS_engine_table* create(); + static ha_rows get_row_count(); + virtual int rnd_next(); + virtual int rnd_pos(const void *pos); + virtual void reset_position(void); + +}; + +/** @} */ +#endif + |