74 lines
2.5 KiB
C
74 lines
2.5 KiB
C
#ifndef _MYSQLMON_H
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#define _MYSQLMON_H
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/*
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* This file is distributed as part of the SkySQL Gateway. It is free
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* software: you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation,
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* version 2.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Copyright SkySQL Ab 2013
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*/
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#include <server.h>
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#include <spinlock.h>
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#include <mysql.h>
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/**
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* @file mysqlmon.h - The MySQL monitor functionality within the gateway
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*
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* @verbatim
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* Revision History
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*
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* Date Who Description
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* 08/07/13 Mark Riddoch Initial implementation
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* 26/05/14 Massimiliano Pinto Default values for MONITOR_INTERVAL
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* 28/05/14 Massimiliano Pinto Addition of new fields in MYSQL_MONITOR struct
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*
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* @endverbatim
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*/
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/**
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* The linked list of servers that are being monitored by the MySQL
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* Monitor module.
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*/
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typedef struct monitor_servers {
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SERVER *server; /**< The server being monitored */
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MYSQL *con; /**< The MySQL connection */
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struct monitor_servers
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*next; /**< The next server in the list */
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} MONITOR_SERVERS;
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/**
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* The handle for an instance of a MySQL Monitor module
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*/
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typedef struct {
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SPINLOCK lock; /**< The monitor spinlock */
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pthread_t tid; /**< id of monitor thread */
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int shutdown; /**< Flag to shutdown the monitor thread */
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int status; /**< Monitor status */
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char *defaultUser; /**< Default username for monitoring */
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char *defaultPasswd; /**< Default password for monitoring */
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unsigned long interval; /**< Monitor sampling interval */
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unsigned long id; /**< Monitor ID */
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int replicationHeartbeat; /**< Monitor flag for MySQL replication heartbeat */
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int master_id; /**< Master server-id for MySQL Master/Slave replication */
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MONITOR_SERVERS *databases; /**< Linked list of servers to monitor */
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} MYSQL_MONITOR;
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#define MONITOR_RUNNING 1
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#define MONITOR_STOPPING 2
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#define MONITOR_STOPPED 3
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#define MONITOR_INTERVAL 10000 // in milliseconds
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#define MONITOR_DEFAULT_ID 1UL // unsigned long value
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#endif
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