Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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