主主+ lvs keepalived 配置文件
主主搭建
rpm -qa | grep mysql
yum remove -y
yum install -y
/etc/init.d/mysql stop
mysqld_safe --user=mysql --skip-grant-tables --skip-networking &
use mysql;
UPDATE user SET Password=PASSWORD('mysql') where USER='root';
/etc/init.d/mysql restart
mysql -uroot -pmysql
SET PASSWORD=password('mysql');
GRANT all privileges on *.* TO 'root'@'%' identified by 'mysql' WITH GRANT OPTION;
SET PASSWORD FOR 'root'@'%' = PASSWORD('mysql');
grant replication slave on *.* to 'rep'@'%' identified by 'rep';
grant replication slave on *.* to 'rep'@'172.16.15.%' identified by 'rep';
change master to master_host='172.16.15.28',master_user='rep',master_password='rep',
master_log_file='mysql-bin.
000001',master_log_pos=317;
1 搭建keepalived
! Configuration File for keepalived
global_defs {
router_id mm1
}
vrrp_sync_group VG1 {
group {
VI_1
}
}
vrrp_instance VI_1 {
state BACKUP
interface eth0
virtual_router_id 60
priority 80
advert_int 1
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
172.16.15.29
}
}
virtual_server 172.16.15.29 3306 {
delay_loop 6
lb_algo wrr
lb_kind DR
nat_mask 255.255.254.0
persistence_timeout 50
protocol TCP
real_server 172.16.15.28 3306 {
weight 1
notify_down /usr/local/mysql/bin/mysql.sh
TCP_CHECK {
connect_timeout 10
nb_get_retry 3
connect_port 3306
}
}
}
2主机
! Configuration File for keepalived
global_defs {
router_id mm2
}
vrrp_sync_group VG1 {
group {
VI_1
}
}
vrrp_instance VI_1 {
state BACKUP
interface eth1
virtual_router_id 60
priority 100
advert_int 1
nopreempt
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
172.16.15.29
}
}
virtual_server 172.16.15.29 3306 {
delay_loop 6
lb_algo wrr
lb_kind DR
nat_mask 255.255.254.0
persistence_timeout 50
protocol TCP
real_server 172.16.15.27 3306 {
weight 1
notify_down /usr/local/mysql/bin/mysql.sh
TCP_CHECK {
connect_timeout 10
nb_get_retry 3
connect_port 3306
}
}
}
