Cento7.4安裝mycat和mycat-eye
阿新 • • 發佈:2018-07-11
xxxx roo ecif 登錄 alt seh vpd aps watermark 前提:
schema.xml:
環境要求已安裝JDK1.7+版本
已安裝mysql客戶端(yum install mysql)
操作系統IP:192.168.75.48
安裝mycat
下載解壓
wget http://dl.mycat.io/1.6.5/Mycat-server-1.6.5-release-20180122220033-linux.tar.gz
tar -zxvf Mycat-server-1.6.5-release-20180122220033-linux.tar.gz -C /usr/local/
cd /usr/local/mycat/conf
根據實際情況修改schema.xml,server.xml
例如:
<?xml version="1.0"?> <!DOCTYPE mycat:schema SYSTEM "schema.dtd"> <mycat:schema xmlns:mycat="http://io.mycat/"> <!-- phapp 是mycat的邏輯庫名稱,鏈接需要用的 --> <schema name="xx_app" checkSQLschema="false" sqlMaxLimit="100" dataNode="dn1"></schema> <schema name="xx_data" checkSQLschema="false" sqlMaxLimit="100" dataNode="dn2"></schema> <schema name="xx_dubbo_monitor" checkSQLschema="false" sqlMaxLimit="100" dataNode="dn3"></schema> <schema name="xx_log" checkSQLschema="false" sqlMaxLimit="100" dataNode="dn4"></schema> <schema name="xx_mis" checkSQLschema="false" sqlMaxLimit="100" dataNode="dn5"></schema> <schema name="xx_task" checkSQLschema="false" sqlMaxLimit="100" dataNode="dn6"></schema> <!-- database 是MySQL數據庫的庫名 --> <dataNode name="dn1" dataHost="192.168.75.94" database="xx_app" /> <dataNode name="dn2" dataHost="192.168.75.94" database="xx_data" /> <dataNode name="dn3" dataHost="192.168.75.94" database="xx_dubbo_monitor" /> <dataNode name="dn4" dataHost="192.168.75.94" database="xx_log" /> <dataNode name="dn5" dataHost="192.168.75.94" database="xx_mis" /> <dataNode name="dn6" dataHost="192.168.75.94" database="xx_task" /> <!-- dataNode節點中各屬性說明: name:指定邏輯數據節點名稱; dataHost:指定邏輯數據節點物理主機節點名稱; database:指定物理主機節點上。如果一個節點上有多個庫,可使用表達式db$0-99, 表示指定0-99這100個數據庫; dataHost 節點中各屬性說明: name:物理主機節點名稱; maxCon:指定物理主機服務最大支持1000個連接; minCon:指定物理主機服務最小保持10個連接; writeType:指定寫入類型; 0,只在writeHost節點寫入; 1,在所有節點都寫入。慎重開啟,多節點寫入順序為默認寫入根據配置順序,第一個掛掉切換另一個; dbType:指定數據庫類型; dbDriver:指定數據庫驅動; balance:指定物理主機服務的負載模式。 0,不開啟讀寫分離機制; 1,全部的readHost與stand by writeHost參與select語句的負載均衡,簡單的說,當雙主雙從模式(M1->S1,M2->S2,並且M1與 M2互為主備),正常情況下,M2,S1,S2都參與select語句的負載均衡; 2,所有的readHost與writeHost都參與select語句的負載均衡,也就是說,當系統的寫操作壓力不大的情況下,所有主機都可以承擔負載均衡; --> <dataHost name="192.168.75.94" maxCon="1000" minCon="10" balance="3" writeType="0" dbType="mysql" dbDriver="native" switchType="1" slaveThreshold="100"> <heartbeat>show slave status</heartbeat> <!-- 可以配置多個主從 --> <writeHost host="hostM1" url="192.168.75.94:3306" user="xx_Corn_User" password="xxxxxxxx"> <!-- 可以配置多個從庫 --> <readHost host="hostS1" url="192.168.75.95:3306" user="xx_Corn_User" password="xxxxxxxx" /> </writeHost> </dataHost> </mycat:schema>
server.xml:
<?xml version="1.0" encoding="UTF-8"?> <!-- - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. --> <!DOCTYPE mycat:server SYSTEM "server.dtd"> <mycat:server xmlns:mycat="http://io.mycat/"> <system> <property name="nonePasswordLogin">0</property> <!-- 0為需要密碼登陸、1為不需要密碼登陸 ,默認為0,設置為1則需要指定默認賬戶--> <property name="useHandshakeV10">1</property> <property name="useSqlStat">1</property> <!-- 1為開啟實時統計、0為關閉 --> <property name="useGlobleTableCheck">0</property> <!-- 1為開啟全加班一致性檢測、0為關閉 --> <property name="sequnceHandlerType">2</property> <property name="subqueryRelationshipCheck">false</property> <!-- 子查詢中存在關聯查詢的情況下,檢查關聯字段中是否有分片字段 .默認 false --> <!-- <property name="useCompression">1</property>--> <!--1為開啟mysql壓縮協議--> <!-- <property name="fakeMySQLVersion">5.6.20</property>--> <!--設置模擬的MySQL版本號--> <!-- <property name="processorBufferChunk">40960</property> --> <!-- <property name="processors">1</property> <property name="processorExecutor">32</property> --> <!--默認為type 0: DirectByteBufferPool | type 1 ByteBufferArena | type 2 NettyBufferPool --> <property name="processorBufferPoolType">0</property> <!--默認是65535 64K 用於sql解析時最大文本長度 --> <property name="maxStringLiteralLength">65535</property> <property name="sequnceHandlerType">0</property> <property name="backSocketNoDelay">1</property> <property name="frontSocketNoDelay">1</property> <!--<property name="processorExecutor">16</property>--> <!-- <property name="serverPort">8066</property> <property name="managerPort">9066</property> <property name="idleTimeout">300000</property> <property name="bindIp">0.0.0.0</property> <property name="frontWriteQueueSize">4096</property> <property name="processors">32</property> --> <!--分布式事務開關,0為不過濾分布式事務,1為過濾分布式事務(如果分布式事務內只涉及全局表,則不過濾),2為不過濾分布式事務,但是記錄分布式事務日誌--> <property name="handleDistributedTransactions">0</property> <!-- off heap for merge/order/group/limit 1開啟 0關閉 --> <property name="useOffHeapForMerge">1</property> <!-- 單位為m --> <property name="memoryPageSize">64k</property> <!-- 單位為k --> <property name="spillsFileBufferSize">1k</property> <property name="useStreamOutput">0</property> <!-- 單位為m --> <property name="systemReserveMemorySize">384m</property> <!--是否采用zookeeper協調切換 --> <property name="useZKSwitch">false</property> <!-- XA Recovery Log日誌路徑 --> <!--<property name="XARecoveryLogBaseDir">./</property>--> <!-- XA Recovery Log日誌名稱 --> <!--<property name="XARecoveryLogBaseName">tmlog</property>--> </system> <!-- 全局SQL防火墻設置 --> <!--白名單可以使用通配符%或著*--> <!--例如<host host="127.0.0.*" user="root"/>--> <!--例如<host host="127.0.*" user="root"/>--> <!--例如<host host="127.*" user="root"/>--> <!--例如<host host="1*7.*" user="root"/>--> <!--這些配置情況下對於127.0.0.1都能以root賬戶登錄--> <!-- <firewall> <whitehost> <host host="1*7.0.0.*" user="root"/> </whitehost> <blacklist check="false"> </blacklist> </firewall> --> <user name="xx_Corn_User" defaultAccount="true"> <property name="password">xxxxxxxx</property> <property name="schemas">xx_app,xx_data,xx_dubbo_monitor,xx_log,xx_mis,xx_data,xx_task</property> <!-- 表級 DML 權限設置 --> <!-- <privileges check="false"> <schema name="TESTDB" dml="0110" > <table name="tb01" dml="0000"></table> <table name="tb02" dml="1111"></table> </schema> </privileges> --> </user> <user name="user"> <property name="password">user</property> <property name="schemas">xx_app</property> <property name="readOnly">true</property> </user> </mycat:server>
修改環境變量
echo export PATH=$PATH:/usr/local/mycat/bin >>/etc/profile
echo export MYCAT_HOME=/usr/local/mycat >> /etc/profile
source /etc/profile
創建mycat用戶
groupadd mycat -g 910
useradd mycat -g 910
chown -R mycat:mycat /usr/local/mycat
啟動mycat
cd /usr/local/mycat/bin
./mycat start
命令行登陸
mysql -u xx_Corn_User -pxxxxxx -P8066 -h 127.0.0.1
安裝zookeeper
下載解壓
wget http://mirrors.hust.edu.cn/apache/zookeeper/zookeeper-3.4.6/zookeeper-3.4.6.tar.gz
tar -zxvf zookeeper-3.4.6.tar.gz -C /usr/local/
cd /usr/local/zookeeper-3.4.6/conf
cp zoo_sample.cfg zoo.cfg
啟動zookeeper
cd /usr/local/zookeeper-3.4.6/bin/
./zkServer.sh start
安裝mycat-eye
下載解壓
wget https://raw.githubusercontent.com/MyCATApache/Mycat-download/master/mycat-web-1.0/Mycat-web-1.0-SNAPSHOT-20160617163048-linux.tar.gz
tar -zxvf Mycat-web-1.0-SNAPSHOT-20160617163048-linux.tar.gz -C /usr/local/
修改zookeeper地址
cd /usr/local/mycat-web/mycat-web/WEB-INF/classes
vi mycat.properties
zookeeper=localhost:2181 ->zookeeper=127.0.0.1:2181
啟動mycat-eye
cd /usr/local/mycat-web
./start.sh &
訪問mycat-eye
http://192.168.75.48:8082/mycat
Cento7.4安裝mycat和mycat-eye