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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 18:07:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 18:07:14 +0000 |
commit | a175314c3e5827eb193872241446f2f8f5c9d33c (patch) | |
tree | cd3d60ca99ae00829c52a6ca79150a5b6e62528b /sql/rpl_filter.h | |
parent | Initial commit. (diff) | |
download | mariadb-10.5-upstream/1%10.5.12.tar.xz mariadb-10.5-upstream/1%10.5.12.zip |
Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | sql/rpl_filter.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/sql/rpl_filter.h b/sql/rpl_filter.h new file mode 100644 index 00000000..f22ec8a0 --- /dev/null +++ b/sql/rpl_filter.h @@ -0,0 +1,158 @@ +/* Copyright (c) 2000, 2010, 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 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 St, Fifth Floor, Boston, MA 02110-1335 USA */ + +#ifndef RPL_FILTER_H +#define RPL_FILTER_H + +#include "mysql.h" +#include "mysqld.h" +#include "sql_list.h" /* I_List */ +#include "hash.h" /* HASH */ + +class String; +struct TABLE_LIST; +typedef struct st_dynamic_array DYNAMIC_ARRAY; + +typedef struct st_table_rule_ent +{ + char* db; + char* tbl_name; + uint key_len; +} TABLE_RULE_ENT; + +/* + Rpl_filter + + Inclusion and exclusion rules of tables and databases. + Also handles rewrites of db. + Used for replication and binlogging. + */ +class Rpl_filter +{ +public: + Rpl_filter(); + ~Rpl_filter(); + Rpl_filter(Rpl_filter const&); + Rpl_filter& operator=(Rpl_filter const&); + + /* Checks - returns true if ok to replicate/log */ + +#ifndef MYSQL_CLIENT + bool tables_ok(const char* db, TABLE_LIST *tables); +#endif + bool db_ok(const char* db); + bool db_ok_with_wild_table(const char *db); + + bool is_on(); + + /* Setters - add filtering rules */ + + int add_do_table(const char* table_spec); + int add_ignore_table(const char* table_spec); + + int set_do_table(const char* table_spec); + int set_ignore_table(const char* table_spec); + + int add_wild_do_table(const char* table_spec); + int add_wild_ignore_table(const char* table_spec); + + int set_wild_do_table(const char* table_spec); + int set_wild_ignore_table(const char* table_spec); + + int add_do_db(const char* db_spec); + int add_ignore_db(const char* db_spec); + + int set_do_db(const char* db_spec); + int set_ignore_db(const char* db_spec); + + void set_parallel_mode(enum_slave_parallel_mode mode) + { + parallel_mode= mode; + } + /* Return given parallel mode or if one is not given, the default mode */ + enum_slave_parallel_mode get_parallel_mode() + { + return parallel_mode; + } + + void add_db_rewrite(const char* from_db, const char* to_db); + + /* Getters - to get information about current rules */ + + void get_do_table(String* str); + void get_ignore_table(String* str); + + void get_wild_do_table(String* str); + void get_wild_ignore_table(String* str); + + bool rewrite_db_is_empty(); + const char* get_rewrite_db(const char* db, size_t *new_len); + void copy_rewrite_db(Rpl_filter *from); + + I_List<i_string>* get_do_db(); + I_List<i_string>* get_ignore_db(); + + void get_do_db(String* str); + void get_ignore_db(String* str); + +private: + + void init_table_rule_hash(HASH* h, bool* h_inited); + void init_table_rule_array(DYNAMIC_ARRAY* a, bool* a_inited); + + int add_table_rule(HASH* h, const char* table_spec); + int add_wild_table_rule(DYNAMIC_ARRAY* a, const char* table_spec); + + typedef int (Rpl_filter::*Add_filter)(char const*); + + int parse_filter_rule(const char* spec, Add_filter func); + + void free_string_array(DYNAMIC_ARRAY *a); + void free_string_list(I_List<i_string> *l); + + void table_rule_ent_hash_to_str(String* s, HASH* h, bool inited); + void table_rule_ent_dynamic_array_to_str(String* s, DYNAMIC_ARRAY* a, + bool inited); + void db_rule_ent_list_to_str(String* s, I_List<i_string>* l); + TABLE_RULE_ENT* find_wild(DYNAMIC_ARRAY *a, const char* key, int len); + + int add_string_list(I_List<i_string> *list, const char* spec); + + /* + Those 4 structures below are uninitialized memory unless the + corresponding *_inited variables are "true". + */ + HASH do_table; + HASH ignore_table; + DYNAMIC_ARRAY wild_do_table; + DYNAMIC_ARRAY wild_ignore_table; + enum_slave_parallel_mode parallel_mode; + + bool table_rules_on; + bool do_table_inited; + bool ignore_table_inited; + bool wild_do_table_inited; + bool wild_ignore_table_inited; + + I_List<i_string> do_db; + I_List<i_string> ignore_db; + + I_List<i_string_pair> rewrite_db; +}; + +extern Rpl_filter *global_rpl_filter; +extern Rpl_filter *binlog_filter; + +#endif // RPL_FILTER_H |