Server IP : 172.67.216.182 / Your IP : 172.70.147.35 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /www/server/mysql/src/rapid/plugin/group_replication/src/ |
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/* Copyright (c) 2015, 2023, Oracle and/or its affiliates. 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, 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */ #include "auto_increment.h" #include "plugin_log.h" #include "plugin.h" Plugin_group_replication_auto_increment:: Plugin_group_replication_auto_increment() : group_replication_auto_increment(0), group_replication_auto_offset(0) { } void Plugin_group_replication_auto_increment:: reset_auto_increment_variables() { /* get server auto_increment variables value */ ulong current_server_increment= get_auto_increment_increment(); ulong current_server_offset= get_auto_increment_offset(); /* Verify whether auto_increment variables were modified by user or by group_replication, by checking their last saved values in group_replication_auto_increment_increment and group_replication_auto_increment_offset */ if (group_replication_auto_increment == current_server_increment && group_replication_auto_offset == current_server_offset) { /* set to default values i.e. 1 */ set_auto_increment_increment(SERVER_DEFAULT_AUTO_INCREMENT); set_auto_increment_offset(SERVER_DEFAULT_AUTO_OFFSET); log_message(MY_INFORMATION_LEVEL, "auto_increment_increment is reset to %lu", SERVER_DEFAULT_AUTO_INCREMENT); log_message(MY_INFORMATION_LEVEL, "auto_increment_offset is reset to %lu", SERVER_DEFAULT_AUTO_OFFSET); } } void Plugin_group_replication_auto_increment:: set_auto_increment_variables(ulong increment, ulong offset) { /* get server auto_increment variables value */ ulong current_server_increment= get_auto_increment_increment(); ulong current_server_offset= get_auto_increment_offset(); if (current_server_increment == 1 && current_server_offset == 1) { /* set server auto_increment variables */ set_auto_increment_increment(increment); set_auto_increment_offset(offset); /* store auto_increment variables in local variables to verify later in destructor if auto_increment variables were modified by user. */ group_replication_auto_increment= increment; group_replication_auto_offset= offset; log_message(MY_INFORMATION_LEVEL, "auto_increment_increment is set to %lu", increment); log_message(MY_INFORMATION_LEVEL, "auto_increment_offset is set to %lu", offset); } }