1 /* Copyright (c) 2018, 2020, 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 21 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ 22 23 #ifndef PRIMARY_ELECTION_INCLUDE_INCLUDED 24 #define PRIMARY_ELECTION_INCLUDE_INCLUDED 25 26 /** The server version in which member weight was introduced.*/ 27 #define PRIMARY_ELECTION_MEMBER_WEIGHT_VERSION 0x050720 28 /** The server version in which online leader elections were introduced */ 29 #define PRIMARY_ELECTION_LEGACY_ALGORITHM_VERSION 0x080013 30 31 /** Enum for election types */ 32 enum enum_primary_election_mode { 33 SAFE_OLD_PRIMARY = 0, // Migrating from multi primary to single primary 34 UNSAFE_OLD_PRIMARY = 1, // Changing from one primary to another 35 DEAD_OLD_PRIMARY = 2, // Old primary died 36 LEGACY_ELECTION_PRIMARY = 3, // Electing a primary using legacy election 37 ELECTION_MODE_END = 4 // Enum end 38 }; 39 40 /** Enum for election errors */ 41 enum enum_primary_election_error { 42 PRIMARY_ELECTION_NO_ERROR = 0, // No errors 43 PRIMARY_ELECTION_NO_CANDIDATES_ERROR = 1, // No candidates for election 44 PRIMARY_ELECTION_PROCESS_ERROR = 2, // There was a problem in the election 45 PRIMARY_ELECTION_ERROR_END = 3 // Enum end 46 }; 47 48 #endif /* PRIMARY_ELECTION_INCLUDE_INCLUDED */ 49