1 /* Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
2 
3    This program is free software; you can redistribute it and/or modify
4    it under the terms of the GNU General Public License, version 2.0,
5    as published by the Free Software Foundation.
6 
7    This program is also distributed with certain software (including
8    but not limited to OpenSSL) that is licensed under separate terms,
9    as designated in a particular file or component or in included license
10    documentation.  The authors of MySQL hereby grant you an additional
11    permission to link the program and your derivative works with the
12    separately licensed software that they have included with MySQL.
13 
14    This program is distributed in the hope that it will be useful,
15    but WITHOUT ANY WARRANTY; without even the implied warranty of
16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17    GNU General Public License, version 2.0, for more details.
18 
19    You should have received a copy of the GNU General Public License
20    along with this program; if not, write to the Free Software Foundation,
21    51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
22 
23 #ifndef GROUP_REPLICATION_AUTO_INCREMENT
24 #define GROUP_REPLICATION_AUTO_INCREMENT
25 
26 #include "plugin_server_include.h"
27 
28 #define SERVER_DEFAULT_AUTO_INCREMENT 1
29 #define SERVER_DEFAULT_AUTO_OFFSET 1
30 
31 /*
32   @class Plugin_group_replication_auto_increment
33 
34   This class will be used to configure auto_increment variables
35   (auto_increment_increment and auto_increment_offset)
36  */
37 class Plugin_group_replication_auto_increment
38 {
39 public:
40   /**
41     Plugin_group_replication_auto_increment constructor
42 
43     Set auto_increment_increment and auto_increment_offset in the server
44   */
45   Plugin_group_replication_auto_increment();
46 
47   /**
48     Set auto_increment_increment and auto_increment_offset
49 
50     @param increment the interval between successive column values
51     @param offset    the starting point for the AUTO_INCREMENT column value
52   */
53 
54   void set_auto_increment_variables(ulong increment, ulong offset);
55 
56   /**
57     Reset auto_increment_increment and auto_increment_offset,
58     if modified by this plugin in set function
59   */
60 
61   void reset_auto_increment_variables();
62 
63 private:
64   ulong group_replication_auto_increment;
65   ulong group_replication_auto_offset;
66 };
67 
68 #endif /* GROUP_REPLICATION_AUTO_INCREMENT */
69