/s/1tm_FQ4C8heQqzx01URr85A //软件连接百度网盘
三台mysql数据库:主数据库服务器:192.168.80.100从数据库服务器1:192.168.80.101从数据库服务器2:192.168.80.102一台amoeba调度器:192.168.80.103一台mariadb客户端: 192.168.80.104
注:五台虚拟机第一步都写以下两行
systemctl stop firewalld//关闭防火墙setenforce 0 //关闭监控
配置MySQL主从环境准备
配置NTP服务器-----时间同步[root@NGINX ~]# yum install -y ntp //安装时间同步程序[root@NGINX ~]# service ntpd start#注:如果跑错就 service ntpd stop[root@NGINX ~]# ntpdate -u cn. //同步网络时间
[root@NGINX ~]# vi /etc/ntp.conf //配置时间同步在合适位置新增以下三行:restrict 192.168.80.0 mask 255.255.255.0 nomodifyserver 127.127.1.0fudge 127.127.1.0 stratum 8在从服务器上:[root@localhost ~]# yum install -y ntp[root@localhost ~]# ntpdate 192.168.80.100
[root@localhost ~]# echo '*/30 * * * * /usr/sbin/ntpdate 192.168.80.100' >> /var/spool/cron/root //设置计划任务,每隔30分钟同步一次[root@localhost ~]# crontab -l
然后配置mysql服务器主从复制在主mysql服务器上:192.168.80.100[root@NGINX ~]# vi /etc/f在socket下面插入:server-id=11log_bin=master_binlog_slave_updates=true
[root@NGINX ~]# service mysqld restart如果没有设置root密码使用下面一行代码mysqladmin -u root -p password "abc123" [root@NGINX ~]# mysql -u root -p //进入数据库mysql> GRANT REPLICATION SLAVE ON *.* TO 'myslave'@'192.168.80.%' IDENTIFIED BY '123456';//为所有从服务器授权所有数据库mysql> FLUSH PRIVILEGES; //刷新权限mysql> show master status \G
在从服务器1上设置:192.168.80.101
[root@localhost ~]# vi /etc/f修改并新增以下内容:server-id = 22relay_log=relay-log-binrelay_log_index=slave-relay-bin.index
[root@localhost ~]# systemctl restart mysqld如果没有设置root密码使用下面一行代码mysqladmin -u root -p password "abc123" [root@localhost ~]# mysql -u root -pmysql> change master to master_host='192.168.80.100',master_user='myslave',master_password='123456',master_log_file='master_bin.000007',master_log_pos=154;mysql> start slave;mysql> show slave status \G
在从服务器2上设置:
[root@test ~]# vi /etc/f修改并新增以下内容:server-id = 33relay_log=relay-log-binrelay_log_index=slave-relay-bin.index[root@test ~]# service mysqld restart如果没有设置root密码使用下面一行代码mysqladmin -u root -p password "abc123" [root@test ~]# mysql -u root -pmysql> change master to master_host='192.168.80.100',master_user='myslave',master_password='123456',master_log_file='master_bin.000007',master_log_pos=154;mysql> start slave;mysql> show slave status \G
测试,在主服务器上创建一个空库,看一下从服务器上有木有
在主服务上mysql> create database ab;
在从服务器1上:mysql> show databases;
在服务器2上:mysql> show databases;
在前端服务器上:192.168.80.103
[root@amoeba ~]# yum install -y ntpdate [root@amoeba ~]# ntpdate 192.168.80.100
[root@amoeba ~]# echo '*/30 * * * * /usr/sbin/ntpdate 192.168.80.100' >> /var/spool/cron/root[root@amoeba ~]# crontab -l
[root@amoeba ~]# tar xf jdk-8u144-linux-x64.tar.gz -C /opt/
[root@amoeba ~]# cd /opt/
[root@amoeba opt]# cp -rv jdk1.8.0_144/ /usr/local/java
[root@amoeba opt]# vi /etc/profileexport JAVA_HOME=/usr/local/javaexport JRE_HOME=/usr/local/java/jreexport PATH=$PATH:/usr/local/java/binexport CLASSPATH=./:/usr/local/java/lib:/usr/local/java/jre/lib
[root@amoeba opt]# source /etc/profile
[root@amoeba opt]# java -version
现在搭建好了Java环境了
yum -y install zip unzip
[root@amoeba ~]# unzip amoeba-mysql-3.0.5-RC-distribution.zip -d /opt/
[root@amoeba ~]# cd /opt/
[root@amoeba opt]# mv amoeba-mysql-3.0.5-RC/ /usr/local/amoeba
[root@amoeba opt]# chmod -R 755 /usr/local/amoeba/
[root@amoeba opt]# vi /usr/local/amoeba/jvm.properties新增:JVM_OPTIONS="-server -Xms1024m -Xmx1024m -Xss256k"
[root@amoeba opt]# vi /etc/init.d/amoeba //编辑系统服务脚本#!/bin/bash#chkconfig: 35 62 62#export JAVA_HOME=/usr/local/javaexport PATH=$JAVA_HOME/bin:$JAVA_HOME/jre/bin:$PATHNAME=AmoebaAMOEBA_BIN=/usr/local/amoeba/bin/launcherSHUTDOWN_BIN=/usr/local/amoeba/bin/shutdownPIDFILE=/usr/local/amoeba/Amoeba-MySQL.pidSCRIPTNAME=/etc/init.d/amoebacase "$1" instart)echo -n "Starting $NAME... "$AMOEBA_BINecho " done";;stop)echo -n "Stoping $NAME... "$SHUTDOWN_BINecho " done";;restart)$SHUTDOWN_BINsleep 1$AMOEBA_BIN;;*)echo "Usage: $SCRIPTNAME {start|stop|restart}"exit 1;;esac
[root@amoeba opt]# chmod +x /etc/init.d/amoeba //给予执行权限
[root@amoeba opt]# chkconfig --add amoeba //添加到系统管理中
[root@amoeba opt]# service amoeba start //开启amoeba服务
显示这个就等于到这步没有问题
--------配置读写分离-------------
----在三台mysql数据库中为amoeba授权-------
mysql> GRANT ALL ON *.* TO test@'192.168.80.%' IDENTIFIED BY '123123';mysql> FLUSH PRIVILEGES;
--------在amoeba前端服务器上----[root@amoeba amoeba]# cd /usr/local/amoeba[root@amoeba amoeba]# vi conf/amoeba.xml
-----设置客户端连接amoeba前端服务器时使用的用户名和密码----28行<property name="user">amoeba</property><property name="password">123456</property>
----同时把默认的server1改成master,把默认的servers改成 slaves-----83行<property name="defaultPool">slaves</property><property name="writePool">master</property><property name="readPool">slaves</property>
cd conf/[root@amoeba conf]# vi dbServers.xml26行<property name="user">test</property><property name="password">123123</property> //指定数据库的登录用户名和密码
修改以下内容<dbServer name="master" parent="abstractServer"><property name="ipAddress">192.168.80.100</property><dbServer name="slave1" parent="abstractServer"><property name="ipAddress">192.168.80.101</property><dbServer name="slave2" parent="abstractServer"><property name="ipAddress">192.168.80.102/property><dbServer name="slaves" virtual="true"><poolConfig class="com.meidusa.amoeba.server.MultipleServerPool"><property name="poolNames">slave1,slave2</property></poolConfig>
[root@amoeba amoeba]# service amoeba restart[root@amoeba amoeba]# netstat -anpt | grep java
在客户端服务器上:192.168.80.104
[root@MYSQL ~]# yum install -y mysql
[root@MYSQL ~]# mysql -u amoeba -p123456 -h 192.168.80.103 -P8066
在客户端上使用命令在test创建一个表:
MySQL [(none)]> use test;
MySQL [test]> create table zhang (id int(10),name varchar(10),address varchar(20));
MySQL [test]> show tables;
80.100
80.104