基于镜像安装mysql

====================master====================
    docker run -p 3306:3306 --name mysql-master \
    -v /mydata/mysql/master/log:/var/log/mysql \
    -v /mydata/mysql/master/data:/var/lib/mysql \
    -v /mydata/mysql/master/conf:/etc/mysql \
    -e MYSQL_ROOT_PASSWORD=123456 \
    -d mysql:5.7

    vim /mydata/mysql/master/conf/my.cnf

    [client]
    default-character-set = utf8

    [mysql]
    default-character-set = utf8

    [mysqld]
    init_connect='SET collation_connection = utf8_unicode_ci'
    init_connect='SET NAMES utf8'
    character-set-server=utf8
    collation-server=utf8_unicode_ci
    skip-character-set-client-handshake
    skip-name-resolve

    server-id = 1 

    #开启binlog
    log_bin = mysql-bin
    read-only = 0

    #同步的数据库
    binlog-do-db = gmall_ums
    binlog-do-db = gmall_pms
    binlog-do-db = gmall_oms
    binlog-do-db = gmall_sms
    binlog-do-db = gmall_cms

    #忽略同步的数据库
    replicate-ignore-db = mysql
    replicate-ignore-db = sys
    replicate-ignore-db = information_schema
    replicate-ignore-db = performance_schema

    docker restart mysql-master

    docker exec -it mysql-master /bin/bash

    mysql -u root -p

    # 授权root用户
    grant all privileges on *.* to root@'%' identified by '' with grant option;
    flush privileges;
    # 在Master上增加一个账号专门用于同步
    GRANT REPLICATION SLAVE ON *.* TO 'backup'@'%' IDENTIFIED BY '';

    docker restart mysql-master

====================slaver====================
    docker run -p 3316:3306 --name mysql-slaver-01 \
    -v /mydata/mysql/slaver/log:/var/log/mysql \
    -v /mydata/mysql/slaver/data:/var/lib/mysql \
    -v /mydata/mysql/slaver/conf:/etc/mysql \
    -e MYSQL_ROOT_PASSWORD=123456 \
    -d mysql:5.7

    vim /mydata/mysql/slaver/conf/my.cnf

    [client]
    default-character-set = utf8

    [mysql]
    default-character-set = utf8

    [mysqld]
    init_connect='SET collation_connection = utf8_unicode_ci'
    init_connect='SET NAMES utf8'
    character-set-server=utf8
    collation-server=utf8_unicode_ci
    skip-character-set-client-handshake
    skip-name-resolve

    server-id = 2 

    #开启binlog
    log_bin = mysql-bin
    read-only = 1

    #同步的数据库
    binlog-do-db = gmall_ums
    binlog-do-db = gmall_pms
    binlog-do-db = gmall_oms
    binlog-do-db = gmall_sms
    binlog-do-db = gmall_cms

    #忽略同步的数据库
    replicate-ignore-db = mysql
    replicate-ignore-db = sys
    replicate-ignore-db = information_schema
    replicate-ignore-db = performance_schema

    docker restart mysql-slaver-01

    docker exec -it mysql-slaver-01 /bin/bash

    mysql -u root -p

    # 授权root用户
    grant all privileges on *.* to root@'%' identified by '' with grant option;
    flush privileges;

    # 告诉slaver同步账户 https://blog.csdn.net/jesseyoung/article/details/41942809
    CHANGE MASTER TO MASTER_HOST = '192.168.20.130', MASTER_USER = 'backup', MASTER_PASSWORD = '', MASTER_PORT = 3306, MASTER_LOG_FILE = 'mysql-bin.000001', MASTER_LOG_POS = 0; 

    docker restart mysql-slaver-01

    docker exec -it mysql-slaver-01 /bin/bash

    mysql -u root -p

    # 开始同步
    start slave;

    # 查看同步状态
    show slave status\G;