mysql主从复制

[root@server1 ~]# ls
 phpMyAdmin-5.0.2-all-languages.zip

[root@server1 ~]# du -h phpMyAdmin-5.0.2-all-languages.zip 
14M	phpMyAdmin-5.0.2-all-languages.zip
[root@server1 ~]# unzip phpMyAdmin-5.0.2-all-languages.zip

[root@server1 ~]# ls

phpMyAdmin-5.0.2-all-languages
phpMyAdmin-5.0.2-all-languages.zip



[root@server1 ~]# mv phpMyAdmin-5.0.2-all-languages /usr/local/lnmp/nginx/html/phpmyadmin 
[root@server1 ~]# cd /usr/local/lnmp/nginx/html/phpmyadmin


[root@server1 phpmyadmin]# systemctl start php-fpm.service
[root@server1 phpmyadmin]# cd /usr/local/lnmp/nginx/conf/
[root@server1 conf]# vim nginx.conf

 35     server {
 36         listen       80;
 37         server_name  www.westos.org;
 38 
 39         location ~ \.php$ {
 40             root           html;
 41             fastcgi_pass   127.0.0.1:9000;
 42             fastcgi_index  index.php;
 43           #  fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
 44             include        fastcgi.conf;
 45         }
 46         #charset koi8-r;
 47 
 48         #access_log  logs/host.access.log  main;
 49 
 50         location / {
 51             root   html;
 52             index  index.php index.html index.htm;
 53         }






[root@server1 conf]# nginx -t
nginx: the configuration file /usr/local/lnmp/nginx/conf/nginx.conf syntax is ok
nginx: configuration file /usr/local/lnmp/nginx/conf/nginx.conf test is successful
[root@server1 conf]# nginx
[root@server1 conf]# nginx -s reload
[root@server1 conf]# cd /usr/local/php/lib/
[root@server1 lib]# ls
php  php.ini
[root@server1 lib]# vim php.ini 


1059 pdo_mysql.default_socket=/data/mysql/mysql.sock

1168 mysqli.default_socket = /data/mysql/mysql.sock


[root@server1 ~]# cd /usr/local/lnmp/nginx/
[root@server1 nginx]# ls
client_body_temp  fastcgi_temp  logs        sbin       uwsgi_temp
conf              html          proxy_temp  scgi_temp
[root@server1 nginx]# cd html/
[root@server1 html]# ls
123.png   download     index.html  memcache.php  test.html
50x.html  example.php  index.php   phpmyadmin
[root@server1 html]# cd phpmyadmin/

[root@server1 phpmyadmin]# cp config.sample.inc.php config.inc.php 
[root@server1 phpmyadmin]# vim config.inc.php 

 18 $cfg['blowfish_secret'] = 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'; /* YOU MUST     FILL IN THIS FOR COOKIE AUTH! */


server2

mysql> create user root@'172.25.4.%' identified by 'Westos+123';
Query OK, 0 rows affected (0.01 sec)

mysql> grant all on *.* to root@'172.25.4.%';
Query OK, 0 rows affected (0.01 sec)

mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)

mysql> create user wwy@'172.25.4.%' identified by 'Westos+123';
Query OK, 0 rows affected (0.01 sec)

mysql> create database westos;
Query OK, 1 row affected (0.01 sec)

mysql> grant all on westos.* to wwy@'172.25.4.%';
Query OK, 0 rows affected (0.01 sec)

mysql> flush privileges;
Query OK, 0 rows affected (0.01 sec)



server1

mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| performance_schema |
| sys                |
| test               |
+--------------------+
5 rows in set (0.00 sec)

mysql> select * from test.redhat;
+--------------+-----------+
| user         | password  |
+--------------+-----------+
| 凉生凉意     | 234093456 |
| 柠檬         | 567876543 |
+--------------+-----------+
2 rows in set (0.01 sec)


[root@server1 mysql]# vim /etc/my.cnf

server-id=1
log-bin=mysql-bin

[root@server1 mysql]# /etc/init.d/mysqld restart
Shutting down MySQL.. SUCCESS! 
Starting MySQL. SUCCESS! 

[root@server2 ~]# vim /etc/my.cnf

server-id=2

[root@server2 ~]# /etc/init.d/mysqld restart
Shutting down MySQL.. SUCCESS! 
Starting MySQL.. SUCCESS! 




server2:

mysql> CREATE USER 'repl'@'172.25.4.%' IDENTIFIED BY 'Westos+123';
Query OK, 0 rows affected (0.01 sec)

mysql> GRANT REPLICATION SLAVE ON *.* TO 'repl'@'172.25.4.%';
Query OK, 0 rows affected (0.01 sec)

mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)


[root@server1 mysql]# vim /etc/my.cnf

server-id=1
log-bin=mysql-bin

[root@server1 mysql]# /etc/init.d/mysqld restart
Shutting down MySQL.. SUCCESS! 
Starting MySQL. SUCCESS! 

[root@server1 mysql]# ls
auto.cnf       binlog.index       ib_buffer_pool  mysql-bin.000001  performance_schema  sys
binlog.000001  ca-key.pem         ibdata1         mysql-bin.index   private_key.pem     test
binlog.000002  ca.pem             ib_logfile0     mysql.ibd         public_key.pem      undo_001
binlog.000003  client-cert.pem    ib_logfile1     mysql.sock        server1.err         undo_002
binlog.000004  client-key.pem     ibtmp1          mysql.sock.lock   server1.pid
binlog.000005  #ib_16384_0.dblwr  #innodb_temp    mysqlx.sock       server-cert.pem
binlog.000006  #ib_16384_1.dblwr  mysql           mysqlx.sock.lock  server-key.pem
[root@server1 mysql]# cat mysql-bin.index 
./mysql-bin.000001



server1:

mysql> show master status;
+------------------+----------+--------------+------------------+-------------------+
| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+-------------------+
| mysql-bin.000001 |      156 |              |                  |                   |
+------------------+----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)






server2:

mysql> show slave status;
Empty set (0.00 sec)

mysql> change master to
    -> master_host='172.25.4.1',
    -> master_user='repl',
    -> master_password='Westos+123',
    -> master_log_file='mysql-bin.000001',
    -> master_log_pos=156,
    -> get_master_public_key=1;
Query OK, 0 rows affected, 2 warnings (0.05 sec)

mysql> start slave;
Query OK, 0 rows affected (0.01 sec)

mysql> show slave status\G;



server1:


mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| performance_schema |
| sys                |
| test               |
+--------------------+
5 rows in set (0.01 sec)

mysql> create database kaixin;
Query OK, 1 row affected (0.01 sec)

mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| kaixin             |
| mysql              |
| performance_schema |
| sys                |
| test               |
+--------------------+
6 rows in set (0.00 sec)

mysql> show master status;
+------------------+----------+--------------+------------------+-------------------+
| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+-------------------+
| mysql-bin.000001 |      347 |              |                  |                   |
+------------------+----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)


server3:

mysql> show slave status\G;
*************************** 1. row ***************************
               Slave_IO_State: Waiting for master to send event
                  Master_Host: 172.25.4.1
                  Master_User: repl
                  Master_Port: 3306
                Connect_Retry: 60
              Master_Log_File: mysql-bin.000001
          Read_Master_Log_Pos: 347
               Relay_Log_File: server2-relay-bin.000002
                Relay_Log_Pos: 515
        Relay_Master_Log_File: mysql-bin.000001
             Slave_IO_Running: Yes
            Slave_SQL_Running: Yes

mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| kaixin             |
| mysql              |
| performance_schema |
| sys                |
| westos             |
+--------------------+
6 rows in set (0.00 sec)




server1:



mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| kaixin             |
| mysql              |
| performance_schema |
| sys                |
| test               |
+--------------------+
6 rows in set (0.00 sec)

mysql> use kaixin;
Database changed
mysql> show tables;
+------------------+
| Tables_in_kaixin |
+------------------+
| user_tb          |
+------------------+
1 row in set (0.00 sec)

mysql> desc user_tb;
+----------+-------------+------+-----+---------+-------+
| Field    | Type        | Null | Key | Default | Extra |
+----------+-------------+------+-----+---------+-------+
| name     | varchar(25) | NO   |     | NULL    |       |
| password | int         | NO   |     | NULL    |       |
+----------+-------------+------+-----+---------+-------+
2 rows in set (0.00 sec)

mysql> select * from user_tb;
+-------+----------+
| name  | password |
+-------+----------+
| user1 |      123 |
+-------+----------+
1 row in set (0.00 sec)

mysql> show master status;
+------------------+----------+--------------+------------------+-------------------+
| File             | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+----------+--------------+------------------+-------------------+
| mysql-bin.000001 |      924 |              |                  |                   |
+------------------+----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)