两个节点配置文件的设置
[root@centos7 /]# cat etc/my.cnf.d/server.cnf
#
# These groups are read by MariaDB server.
# Use it for options that only the server (but not clients) should see
#
# See the examples of server my.cnf files in /usr/share/mysql/
#
# this is read by the standalone daemon and embedded servers
[server]
# this is only for the mysqld standalone daemon
[mysqld]
server-id = 1 #设定serverID的值
log-bin = mysql.log #启用二进制日志并以文件
relay-log=chenxi.log #
skip_name_resolve = ON #关闭名称解析功能
auto_increment_offset=1
auto_increment_increment=2
# this is only for embedded server
[embedded]
# This group is only read by MariaDB-5.5 servers.
# If you use the same .cnf file for MariaDB of different versions,
# use this group for options that older servers don't understand
[mysqld-5.5]
# These two groups are only read by MariaDB servers, not by MySQL.
# If you use the same .cnf file for MySQL and MariaDB,
# you can put MariaDB-only options here
[mariadb]
[mariadb-5.5]
节点二的设置
[root@localhost ~]# cat /etc/my.cnf.d/server.cnf
#
# These groups are read by MariaDB server.
# Use it for options that only the server (but not clients) should see
#
# See the examples of server my.cnf files in /usr/share/mysql/
#
# this is read by the standalone daemon and embedded servers
[server]
server-id=2 #定义服务器ID
log-bin = chenxi-log
relay_log = relay-log
skip_name_resolve = NO
auto_increment_offset=2
auto_increment_increment=2
# this is only for the mysqld standalone daemon
[mysqld]
# this is only for embedded server
[embedded]
# This group is only read by MariaDB-5.5 servers.
# If you use the same .cnf file for MariaDB of different versions,
# use this group for options that older servers don't understand
[mysqld-5.5]
# These two groups are only read by MariaDB servers, not by MySQL.
# If you use the same .cnf file for MySQL and MariaDB,
# you can put MariaDB-only options here
[mariadb]
[mariadb-5.5]
两个节点启动服务
节点1 的设置
[root@centos7 my.cnf.d]# mysql
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MariaDB connection id is 2
Server version: 5.5.52-MariaDB MariaDB Server
Copyright (c) 2000, 2016, Oracle, MariaDB Corporation Ab and others.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MariaDB [(none)]> GRANT REPLICATION CLIENT,REPLICATION SLAVE ON *.* TO 'repluse'@'172.16.%.%' identified by 'replpass';
Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]> flush privileges;
Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]> show master status;
+--------------+----------+--------------+------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+--------------+----------+--------------+------------------+
| mysql.000003 | 505 | | |
+--------------+----------+--------------+------------------+
1 row in set (0.00 sec)
MariaDB [(none)]> change master to master_host='172.16.250.236' ,master_user='repluse',master_password='replpass',master_log_file='mysql.000003',master_log_pos=505;
Query OK, 0 rows affected (0.01 sec)
MariaDB [(none)]> start slave;
Query OK, 0 rows affected (0.01 sec)
MariaDB [(none)]> show slave status\G
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 172.16.250.236
Master_User: repluse
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql.000003
Read_Master_Log_Pos: 505
Relay_Log_File: chenxi.000002
Relay_Log_Pos: 525
Relay_Master_Log_File: mysql.000003
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB:
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 505
Relay_Log_Space: 810
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 0
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 2
1 row in set (0.00 sec)
MariaDB [(none)]>
节点2 的设置
MariaDB [(none)]> GRANT REPLICATION CLIENT,REPLICATION SLAVE ON *.* TO 'repluse'@'172.16.%.%' identified by 'replpass';
Query OK, 0 rows affected (0.00 sec)
MariaDB [(none)]> show grants for 'repluser'@'172.16.%.%';
ERROR 1141 (42000): There is no such grant defined for user 'repluser' on host '172.16.%.%'
MariaDB [(none)]> show grants for 'repluse'@'172.16.%.%';
+-------------------------------------------------------------------------------------------------------------------------------------------------+
| Grants for repluse@172.16.%.% |
+-------------------------------------------------------------------------------------------------------------------------------------------------+
| GRANT REPLICATION SLAVE, REPLICATION CLIENT ON *.* TO 'repluse'@'172.16.%.%' IDENTIFIED BY PASSWORD '*D98280F03D0F78162EBDBB9C883FC01395DEA2BF' |
+-------------------------------------------------------------------------------------------------------------------------------------------------+
1 row in set (0.00 sec)
MariaDB [(none)]> show master status;
+--------------+----------+--------------+------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+--------------+----------+--------------+------------------+
| mysql.000003 | 425 | | |
+--------------+----------+--------------+------------------+
1 row in set (0.00 sec)
MariaDB [(none)]> flush privileges;
Query OK, 0 rows affected (0.01 sec)
MariaDB [(none)]> show master status;
+--------------+----------+--------------+------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB |
+--------------+----------+--------------+------------------+
| mysql.000003 | 505 | | |
+--------------+----------+--------------+------------------+
1 row in set (0.00 sec)
MariaDB [(none)]> change master to master_host='172.16.251.203' ,master_user='repluse',master_password='replpass',master_log_file='mysql.000003',master_log_pos=505;
Query OK, 0 rows affected (0.07 sec)
MariaDB [(none)]> start slave;
Query OK, 0 rows affected (0.02 sec)
MariaDB [(none)]> show slave status\G
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 172.16.251.203
Master_User: repluse
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql.000003
Read_Master_Log_Pos: 505
Relay_Log_File: chenxi.000002
Relay_Log_Pos: 525
Relay_Master_Log_File: mysql.000003
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB:
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 505
Relay_Log_Space: 810
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 0
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 1
1 row in set (0.00 sec)
MariaDB [(none)]>
