82 lines
3.1 KiB
C++
82 lines
3.1 KiB
C++
/* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef LEAVE_GROUP_ON_FAILURE_INCLUDED
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#define LEAVE_GROUP_ON_FAILURE_INCLUDED
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#include <bitset>
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#include "plugin/group_replication/include/services/notification/notification.h"
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#include "plugin/group_replication/include/sql_service/sql_service_command.h"
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/**
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Structure that holds the actions taken by the plugin when the
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member leaves the group after a failure.
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*/
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struct leave_group_on_failure {
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/**
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@enum enum_actions
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@brief Actions taken by the plugin when the member leaves the
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group after a failure.
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*/
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enum enum_actions {
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ALREADY_LEFT_GROUP = 0,
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SKIP_SET_READ_ONLY,
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SKIP_LEAVE_VIEW_WAIT,
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CLEAN_GROUP_MEMBERSHIP,
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STOP_APPLIER,
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HANDLE_EXIT_STATE_ACTION,
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HANDLE_AUTO_REJOIN,
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ACTION_MAX
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};
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using mask = std::bitset<ACTION_MAX>;
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/**
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Do the instructed actions after a failure.
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@param[in] actions
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Actions performed.
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@param[in] error_to_log
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Error logged into error log.
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@param[in] session_isolation
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Session creation requirements: use current thread,
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use thread but initialize it or create it in a
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dedicated thread.
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@param[in] caller_notification_context
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If defined the member state change notification
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will update this notification context and the
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notification signal responsibility belongs to the
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caller.
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If not defined (nullptr) a notification will be
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sent by this function.
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@param[in] exit_state_action_abort_log_message
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The log message used on abort_plugin_process() if
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that function is called.
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*/
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static void leave(const mask &actions, longlong error_to_log,
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enum_plugin_con_isolation session_isolation,
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Notification_context *caller_notification_context,
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const char *exit_state_action_abort_log_message);
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};
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#endif /* LEAVE_GROUP_ON_FAILURE_INCLUDED */
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