Mycat中间件综合部署高可用-读写分离-分库分表(1.6)

本文涉及的产品
RDS MySQL Serverless 基础系列,0.5-2RCU 50GB
云数据库 RDS MySQL,集群版 2核4GB 100GB
推荐场景:
搭建个人博客
云数据库 RDS MySQL,高可用版 2核4GB 50GB
简介: Mycat中间件综合部署高可用-读写分离-分库分表(1.6)

Mycat中间件综合部署(1.6)

实施拓扑

一,环境搭建

1.服务分配image.png2.MySQL-cluster1分配image.png3.MySQL-cluster2分配image.png4.结构

二,MySQL-cluster-1搭建

1.搭建MySQL单台多实例

rpm -e mariadb-libs-5.5.52-1.el7.x86_64 --nodeps
yum install -y ncurses-devel libaio-devel autoconf
tar zxf mysql-5.7.36-linux-glibc2.12-x86_64.tar.gz
mv mysql-5.7.36-linux-glibc2.12-x86_64 mysql
mv mysql /usr/local/
useradd -s /sbin/nologin -M -r mysql
mkdir -p /mysql/330{6,7,8,9}/data
chown -R mysql:mysql  /mysql/
chown -R mysql:mysql /usr/local/mysql
ln -s /usr/local/mysql/bin/* /usr/local/bin/

2.MySQL配置文件

cat > /mysql/3306/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3306/data/
socket= /mysql/3306/mysql.sock
log_error= /mysql/3306/
port=3306
server_id=1
log_bin= /mysql/3306/data/mysql-bin
log-slave-updates=1
EOF
cat > /mysql/3307/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3307/data/
socket= /mysql/3307/mysql.sock
log_error= /mysql/3307/
port=3307
server_id=2
log_bin= /mysql/3307/data/mysql-bin
EOF
cat > /mysql/3308/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3308/data/
socket= /mysql/3308/mysql.sock
log_error= /mysql/3308/
port=3308
server_id=3
log_bin= /mysql/3308/data/mysql-bin
log-slave-updates=1
EOF
cat > /mysql/3309/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3309/data/
socket= /mysql/3309/mysql.sock
log_error= /mysql/3309/
port=3309
server_id=4
log_bin= /mysql/3309/data/mysql-bin
EOF

3.数据库初始化

mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3306/data --basedir=/usr/local/mysql
mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3307/data --basedir=/usr/local/mysql
mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3308/data --basedir=/usr/local/mysql
mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3309/data --basedir=/usr/local/mysql

4.数据库启动配置

cat > /etc/systemd/system/mysqld3306.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3306/my.cnf --user=mysql
LimitNOFILE = 5000
EOF
cat > /etc/systemd/system/mysqld3307.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3307/my.cnf --user=mysql
LimitNOFILE = 5000
EOF
cat > /etc/systemd/system/mysqld3308.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3308/my.cnf --user=mysql
LimitNOFILE = 5000
EOF
cat > /etc/systemd/system/mysqld3309.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3309/my.cnf --user=mysql
LimitNOFILE = 5000
EOF

5.启动所有MySQL

systemctl start mysqld3306.service
systemctl start mysqld3307.service
systemctl start mysqld3308.service
systemctl start mysqld3309.service

6.主从配置

注意:master的二进制日志的名称和位置,开启从后检查状态

mysql -S /mysql/3306/mysql.sock
mysql> show master status;
 mysql-bin.000004 |      439
grant all on *.* to root@'%' identified by '1234.Com';
exit
mysql -S /mysql/3307/mysql.sock
change master to master_host='192.168.2.1',master_user='root',master_password='1234.Com',master_port=3306 ,master_log_file='mysql-bin.000004',master_log_pos=439;
start slave;
grant all on *.* to root@'%' identified by '1234.Com';
mysql -S /mysql/3308/mysql.sock
grant all on *.* to root@'%' identified by '1234.Com';
mysql> show master status;
mysql-bin.000001 |      439
change master to master_host='192.168.2.1',master_user='root',master_password='1234.Com',master_port=3306 ,master_log_file='mysql-bin.000004',master_log_pos=439;
start slave;
mysql -S /mysql/3309/mysql.sock
change master to master_host='192.168.2.1',master_user='root',master_password='1234.Com',master_port=3308 ,master_log_file='mysql-bin.000001',master_log_pos=439;
start slave;
grant all on *.* to root@'%' identified by '1234.Com';
mysql -S /mysql/3306/mysql.sock
change master to master_host='192.168.2.1',master_user='root',master_password='1234.Com',master_port=3308 ,master_log_file='mysql-bin.000001',master_log_pos=439;

三,MySQL-cluster-2搭建

1.搭建MySQL单台多实例

rpm -e mariadb-libs-5.5.52-1.el7.x86_64 --nodeps
yum install -y ncurses-devel libaio-devel autoconf
tar zxf mysql-5.7.36-linux-glibc2.12-x86_64.tar.gz
mv mysql-5.7.36-linux-glibc2.12-x86_64 mysql
mv mysql /usr/local/
useradd -s /sbin/nologin -M -r mysql
mkdir -p /mysql/330{6,7,8,9}/data
chown -R mysql:mysql  /mysql/
chown -R mysql:mysql /usr/local/mysql
ln -s /usr/local/mysql/bin/* /usr/local/bin/

2.MySQL配置文件

cat > /mysql/3306/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3306/data/
socket= /mysql/3306/mysql.sock
log_error= /mysql/3306/
port=3306
server_id=5
log_bin= /mysql/3306/data/mysql-bin
log-slave-updates=1
EOF
cat > /mysql/3307/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3307/data/
socket= /mysql/3307/mysql.sock
log_error= /mysql/3307/
port=3307
server_id=6
log_bin= /mysql/3307/data/mysql-bin
EOF
cat > /mysql/3308/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3308/data/
socket= /mysql/3308/mysql.sock
log_error= /mysql/3308/
port=3308
server_id=7
log_bin= /mysql/3308/data/mysql-bin
log-slave-updates=1
EOF
cat > /mysql/3309/my.cnf <<EOF
[mysqld]
basedir=/usr/local/mysql
datadir= /mysql/3309/data/
socket= /mysql/3309/mysql.sock
log_error= /mysql/3309/
port=3309
server_id=8
log_bin= /mysql/3309/data/mysql-bin
EOF

3.数据库初始化

mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3306/data --basedir=/usr/local/mysql
mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3307/data --basedir=/usr/local/mysql
mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3308/data --basedir=/usr/local/mysql
mysqld --initialize-insecure  --user=mysql --datadir=/mysql/3309/data --basedir=/usr/local/mysql

4.数据库启动配置

cat > /etc/systemd/system/mysqld3306.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3306/my.cnf --user=mysql
LimitNOFILE = 5000
EOF
cat > /etc/systemd/system/mysqld3307.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3307/my.cnf --user=mysql
LimitNOFILE = 5000
EOF
cat > /etc/systemd/system/mysqld3308.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3308/my.cnf --user=mysql
LimitNOFILE = 5000
EOF
cat > /etc/systemd/system/mysqld3309.service <<EOF
[Unit]
Description=MySQL Server
Documentation=man:mysqld(8)
Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html
After=network.target
After=syslog.target
[Install]
WantedBy=multi-user.target
[Service]
User=mysql
Group=mysql
ExecStart=/usr/local/mysql/bin/mysqld  --defaults-file=/mysql/3309/my.cnf --user=mysql
LimitNOFILE = 5000
EOF

5.启动所有MySQL

systemctl start mysqld3306.service
systemctl start mysqld3307.service
systemctl start mysqld3308.service
systemctl start mysqld3309.service

6.主从配置

mysql -S /mysql/3306/mysql.sock
mysql> show master status;
mysql-bin.000001 |       434
grant all on *.* to root@'%' identified by '1234.Com';
mysql -S /mysql/3307/mysql.sock
change master to master_host='192.168.2.2',master_user='root',master_password='1234.Com',master_port=3306 ,master_log_file='mysql-bin.000001',master_log_pos= 434;
start slave;
grant all on *.* to root@'%' identified by '1234.Com';
mysql -S /mysql/3308/mysql.sock
grant all on *.* to root@'%' identified by '1234.Com';
mysql> show master status;
mysql-bin.000001 |      434
change master to master_host='192.168.2.2',master_user='root',master_password='1234.Com',master_port=3306 ,master_log_file='mysql-bin.000001',master_log_pos=434;
start slave;
mysql -S /mysql/3309/mysql.sock
change master to master_host='192.168.2.2',master_user='root',master_password='1234.Com',master_port=3308 ,master_log_file='mysql-bin.000001',master_log_pos=434;
start slave;
grant all on *.* to root@'%' identified by '1234.Com';
mysql -S /mysql/3306/mysql.sock
change master to master_host='192.168.2.2',master_user='root',master_password='1234.Com',master_port=3308 ,master_log_file='mysql-bin.000001',master_log_pos=434;
start slave;

四,MyCat搭建

1.安装MyCat

[root@localhost ~]# ls
anaconda-ks.cfg  jdk-8u171-linux-x64.tar.gz  Mycat-server-1.6.7.3-release-20210913163959-linux.tar.gz  
mysql-connector-java-8.0.22.jar 
tar -zxf jdk-8u171-linux-x64.tar.gz
mv jdk1.8.0_171/ /usr/local/java
vi /etc/profile
source /etc/profile
tar zxf Mycat-server-1.6.7.3-release-20210913163959-linux.tar.gz -C /usr/local/
mv mysql-connector-java-8.0.22.jar /usr/local/mycat/lib/
chmod 777 /usr/local/mycat/lib/* -R

2.schema结构

3.schema配置

<?xml version="1.0"?>
<!DOCTYPE mycat:schema SYSTEM "schema.dtd">
<mycat:schema xmlns:mycat="http://io.mycat/">
  <schema name="DB01" checkSQLschema="true" sqlMaxLimit="100">
    <table name="TB_ORDER" dataNode="dn1,dn2" rule="mod-long" />
    <table name="TB01" dataNode="dn1,dn2" rule="mod-long" />
  </schema>
  <dataNode name="dn1" dataHost="dhost1" database="db01" />
  <dataNode name="dn2" dataHost="dhost2" database="db01" />
  <dataHost name="dhost1" maxCon="1000" minCon="10" balance="1"
        writeType="0" dbType="mysql" dbDriver="jdbc" switchType="1"  slaveThreshold="100">
    <heartbeat>select user()</heartbeat>
    <writeHost host="master1" url="jdbc:mysql://192.168.2.1:3306?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com">
     <readHost host="slave1" url="jdbc:mysql://192.168.2.1:3307?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com" />
   </writeHost>
   <writeHost host="master2" url="jdbc:mysql://192.168.2.1:3308?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com">
     <readHost host="slave2" url="jdbc:mysql://192.168.2.1:3309?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com" />
   </writeHost>
  </dataHost>
  <dataHost name="dhost2" maxCon="1000" minCon="10" balance="1"
        writeType="0" dbType="mysql" dbDriver="jdbc" switchType="1"  slaveThreshold="100">
    <heartbeat>select user()</heartbeat>
    <writeHost host="master3" url="jdbc:mysql://192.168.2.2:3306?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com">
     <readHost host="slave3" url="jdbc:mysql://192.168.2.2:3307?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com" />
   </writeHost>
   <writeHost host="master4" url="jdbc:mysql://192.168.2.2:3308?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com">
     <readHost host="slave4" url="jdbc:mysql://192.168.2.2:3309?useSSL=false&amp;serverTimezone=Asia/Shanghai&amp;characterEncoding=utf8" user="root" password="1234.Com" />
   </writeHost>
  </dataHost>
</mycat:schema>

4.server.xml配置

<user name="root" defaultAccount="true">
    <property name="password">123456</property>
    <property name="schemas">DB01</property>

5.rule.xml配置

<function name="mod-long" class="io.mycat.route.function.PartitionByMod">
    <!-- how many data nodes -->
    <property name="count">2</property>
  </function>

五,测试

create database db01;
use db01;
create table tb01(
  id int(11) not null,
  name varchar(50) not null,
  sex varchar(1),
  primary key (id)
)engine=innodb default charset=utf8;
insert into tb01(id,name,sex) values(1,'Tom','1');
insert into tb01(id,name,sex) values(2,'Trigger','0');
insert into tb01(id,name,sex) values(3,'Dawn','1');
insert into tb01(id,name,sex) values(4,'Jack Ma','1');
insert into tb01(id,name,sex) values(5,'Coco','0');
insert into tb01(id,name,sex) values(6,'Jerry','1');
insert into tb01(id,name,sex) values(7,'JackKK Ma','1');
insert into tb01(id,name,sex) values(8,'CCCoco','0');
insert into tb01(id,name,sex) values(9,'JerryYY','1');
insert into tb01(id,name,sex) values(10,'JackKK MaAA','1');
insert into tb01(id,name,sex) values(11,'CCCocoAA','0');
insert into tb01(id,name,sex) values(12,'JerryYYAA','1');

Dawn’,‘1’);


insert into tb01(id,name,sex) values(4,‘Jack Ma’,‘1’);

insert into tb01(id,name,sex) values(5,‘Coco’,‘0’);

insert into tb01(id,name,sex) values(6,‘Jerry’,‘1’);


insert into tb01(id,name,sex) values(7,‘JackKK Ma’,‘1’);

insert into tb01(id,name,sex) values(8,‘CCCoco’,‘0’);

insert into tb01(id,name,sex) values(9,‘JerryYY’,‘1’);


insert into tb01(id,name,sex) values(10,‘JackKK MaAA’,‘1’);

insert into tb01(id,name,sex) values(11,‘CCCocoAA’,‘0’);

insert into tb01(id,name,sex) values(12,‘JerryYYAA’,‘1’);


相关实践学习
基于CentOS快速搭建LAMP环境
本教程介绍如何搭建LAMP环境,其中LAMP分别代表Linux、Apache、MySQL和PHP。
全面了解阿里云能为你做什么
阿里云在全球各地部署高效节能的绿色数据中心,利用清洁计算为万物互联的新世界提供源源不断的能源动力,目前开服的区域包括中国(华北、华东、华南、香港)、新加坡、美国(美东、美西)、欧洲、中东、澳大利亚、日本。目前阿里云的产品涵盖弹性计算、数据库、存储与CDN、分析与搜索、云通信、网络、管理与监控、应用服务、互联网中间件、移动服务、视频服务等。通过本课程,来了解阿里云能够为你的业务带来哪些帮助 &nbsp; &nbsp; 相关的阿里云产品:云服务器ECS 云服务器 ECS(Elastic Compute Service)是一种弹性可伸缩的计算服务,助您降低 IT 成本,提升运维效率,使您更专注于核心业务创新。产品详情: https://www.aliyun.com/product/ecs
目录
相关文章
|
8月前
|
关系型数据库 MySQL 中间件
企业实战(10)基于Maxscale中间件实现Mysql读写分离实战
企业实战(10)基于Maxscale中间件实现Mysql读写分离实战
|
1月前
|
中间件 关系型数据库 MySQL
【中间件】mycat读写分离分析
【中间件】mycat读写分离分析
20 0
|
8月前
|
消息中间件 NoSQL 关系型数据库
【Kubernetes部署Shardingsphere、Mycat、Mysql、Redis、中间件Rocketmq、Rabbitmq、Nacos】
【Kubernetes部署Shardingsphere、Mycat、Mysql、Redis、中间件Rocketmq、Rabbitmq、Nacos】
163 0
|
10月前
|
消息中间件 关系型数据库 MySQL
从零玩转Docker之docker-compose快捷部署中间件2
从零玩转Docker之docker-compose快捷部署中间件
716 0
|
1月前
|
中间件 关系型数据库 MySQL
史上最详细Docker安装Mycat中间件 | 实现主从的读写分离
史上最详细Docker安装Mycat中间件 | 实现主从的读写分离
164 2
|
6月前
|
SQL 关系型数据库 中间件
postgresql从入门到精通 - 第35讲:中间件PgBouncer部署
postgresql技术大讲堂,从入门到精通 - 第35讲:中间件PgBouncer部署
202 1
|
8月前
|
关系型数据库 MySQL 中间件
MySQL实现分库分表代码实战(Mango中间件)
MySQL实现分库分表代码实战(Mango中间件)
148 1
|
9月前
|
监控 中间件 关系型数据库
MyCAT、ShardingSphere和Mocc这三个中间件的优缺点对比
MyCAT、ShardingSphere和Mocc这三个中间件的优缺点对比
|
10月前
|
NoSQL 中间件 Nacos
从零玩转Docker之docker-compose快捷部署中间件1
从零玩转Docker之docker-compose快捷部署中间件
155 0
|
11月前
|
SQL cobar 算法
分库分表中间件介绍
分库分表中间件介绍