Mysql高可用 - Fabric安装配置
# mysql -uroot -p # fabric节点需要在backing store mysql server上创建一个fabric database，这里fabric节点和backing store mysql server在同一台机器上mysql> create user 'fabric'@'localhost' identified by 'fabric'# 连接backing store mysql server认证的用户
mysql> grant all on fabric.* to 'fabric'@'localhost'
# mysqlfabric help commands# 显示所有的mysqlfabric命令
# cd /etc/mysql/ # 编辑fabric.cfg配置文件
# cp fabric.cfg fabric.cfg.bak# 备份fabric.cfg配置文件
# vim fabric.cfg
prefix =
sysconfdir = /etc# 配置文件目录
logdir = /var/log#日志目录
# How often the internal event log is pruned, in seconds and also the age of events in the event log that is used to present statistics.
prune_time = 3600
url = file:///var/log/fabric.log
level = INFO# 日志级别
auth_plugin = mysql_native_password
database = fabric #连接backing store mysql server的数据库名
user = fabric# 连接backing store mysql server fabric数据库的用户名
address = localhost:3306# backing store mysql server的地址和端口，localhost说明backing store mysql server和fabric节点在同一个机器上
connection_delay = 1
connection_timeout = 6
password = fabric # 连接backing store mysql server fabric数据库的密码
connection_attempts = 6
notification_interval = 60
notification_clients = 50
detection_timeout = 1
detection_interval = 6
notifications = 300
detections = 3
failover_interval = 0
prune_time = 3600
password = oracle # fabric节点连接mysql HAgroup中的server认证的密码
user = oracle # fabric节点连接mysql HAgroup中的server认证的用户名
unreachable_timeout = 5
ttl = 1
# This section is used by the mysql client when called from MySQL Fabric and is not used MySQL Fabric.
password = oracle
# This section contains information about how the client connects to a MySQL Fabric node and configuration parameters for the XML-RPC protocol on the server
disable_authentication = no
ssl_cert =
realm = MySQL Fabric
ssl_key =
ssl_ca =
threads = 5
user = admin
address = controller3:32274
password = admin
# The executor executes procedures in a serial order, which guarantees that requests do not conflict.
executors = 5
# To perform operations such as moving and splitting shards, MySQL Fabric relies on the mysqldump and mysqlclient programs.
prune_limit = 10000
mysqldump_program = /usr/bin/mysqldump
mysqlclient_program = /usr/bin/mysql
# 官方文档上我没找到这个的解释，我想跟protocol.xmlrpc应该是一样是类似的吧
disable_authentication = no
ssl_cert =
ssl_key =
ssl_ca =
user = admin
address = localhost:32275
password = admin
# fabric节点的my.cnf配置文件
# cat /etc/my.cnf
bind_address = localhost
datadir=/var/lib/mysql
collation-server = utf8_general_ci
init-connect = 'SET NAMES utf8'
character-set-server = utf8
default-storage-engine = innodb
innodb_file_per_table = 1
innodb_buffer_pool_size = 512M
log_bin
gtid_mode=on
enforce_gtid_consistency=on
log_slave_updates=1
# 初始化fabric数据库
# mysqlfabric manage setup --param=storage.user=fabric --param=storage.password=fabric#如果报错见下面的Trouble Shooting
# 成功执行，会让你输入admin用户的密码
mysqlfabric manage start --daemonize # 启动fabric管理系统
mysqlfabric group create mysql_group # 创建管理组mysql_group
mysqlfabric group lookup_groups# 查看管理组信息
# 在每个mysql server添加到管理组mysql_group之前，需要在每个mysql server上创建授权用户
# mysql -uroot -e "grant all on *.* to oracle@'%' identified by 'oracle';"
# mysql -uroot -e "grant all on *.* to oracle@'%' identified by 'oracle';"
mysqlfabric group add mysql_group controller1:3306
mysqlfabric group add mysql_group controller2:3306# 添加完节点后，查看组信息，两个都为secondary，记得在/etc/hosts文件写controller1、从controller2的ip映射
mysqlfabric group lookup_servers mysql_group
mysqlfabric group health mysql_group# 这两种方式都可以查看节点状态信息
mysqlfabric group promote mysql_group # promote之后，fabric会选举出一台作为primary , demote是取消primary选举
mysqlfabric group activate mysql_group#激活失败检测
# mysqlfabric group lookup_servers mysql_group
Fabric UUID:5ca1ab1e-a007-feed-f00d-cab3fe13249e
Time-To-Live: 1
server_uuid address status mode weight
------------------------------------ ---------------- --------- ---------- ------
086193ff-4f7f-11e4-8e93-525400788967 controller2:3306 SECONDARYREAD_ONLY 1.0
0c826bd0-4f8c-11e4-8ee8-5254003d38c9 controller1:3306 PRIMARY READ_WRITE 2.0
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