<?xml version="1.0" encoding="gbk"?>
<!DOCTYPE amoeba:dbServers SYSTEM "dbserver.dtd">
<amoeba:dbServers xmlns:amoeba="http://amoeba.meidusa.com/"><!-- Each dbServer needs to be configured into a Pool,If you need to configure multiple dbServer with load balancing that can be simplified by the following configuration:add attribute with name virtual = "true" in dbServer, but the configuration does not allow the element with name factoryConfigsuch as 'multiPool' dbServer --><dbServer name="abstractServer" abstractive="true"><factoryConfig
class="com.meidusa.amoeba.mysql.net.MysqlServerConnectionFactory"><property name="connectionManager">${defaultManager}</property><property name="sendBufferSize">64</property><property name="receiveBufferSize">128</property><!-- mysql port --><property name="port">3306</property> #設置Amoeba要連接的mysql數據庫的端口，默認是3306<!-- mysql schema --><property name="schema">testdb</property> #設置缺省的數據庫，當連接amoeba時，操作表必須顯式的指定數據庫名，即采用dbname.tablename的方式，不支持 use dbname指定缺省庫，因為操作會調度到各個后端dbserver<!-- mysql user --><property name="user">test1</property> #設置amoeba連接后端數據庫服務器的賬號和密碼，因此需要在所有后端數據庫上創建該用戶，并授權amoeba服務器可連接<property name="password">123456</property></factoryConfig><poolConfig class="com.meidusa.toolkit.common.poolable.PoolableObjectPool"><property name="maxActive">500</property> #最大連接數，默認500<property name="maxIdle">500</property> #最大空閑連接數<property name="minIdle">1</property> #最新空閑連接數<property name="minEvictableIdleTimeMillis">600000</property><property name="timeBetweenEvictionRunsMillis">600000</property><property name="testOnBorrow">true</property><property name="testOnReturn">true</property><property name="testWhileIdle">true</property></poolConfig></dbServer><dbServer name="writedb" parent="abstractServer"> #設置一個后端可寫的dbServer，這里定義為writedb，這個名字可以任意命名，后面還會用到<factoryConfig><!-- mysql ip --><property name="ipAddress">192.168.8.186</property>
#設置后端可寫主dbserver</factoryConfig></dbServer> <dbServer name="slave" parent="abstractServer"> #設置后端可讀dbserver<factoryConfig><!-- mysql ip --><property name="ipAddress">192.168.8.184</property></factoryConfig></dbServer> <dbServer name="myslave" virtual="true"> #設置定義一個虛擬的dbserver，實際上相當于一個dbserver組，這里將可讀的數據庫ip統一放到一個組中，將這個組的名字命名為myslave<poolConfig class="com.meidusa.amoeba.server.MultipleServerPool"><!-- Load balancing strategy: 1=ROUNDROBIN , 2=WEIGHTBASED , 3=HA--><property name="loadbalance">1</property> #選擇調度算法，1表示復制均衡，2表示權重，3表示HA， 這里選擇1 <!-- Separated by commas,such as: server1,server2,server1 --><property name="poolNames">slave</property> #myslave組成員</poolConfig></dbServer>
</amoeba:dbServers>
配置第二個文件vim /usr/local/amoeba/conf/amoeba.xml
<?xml version="1.0" encoding="gbk"?><!DOCTYPE amoeba:configuration SYSTEM "amoeba.dtd">
<amoeba:configurationxmlns:amoeba="http://amoeba.meidusa.com/"> <proxy><!-- service class must implements com.meidusa.amoeba.service.Service --><service name="Amoeba for Mysql" class="com.meidusa.amoeba.mysql.server.MySQLService"><!-- port --><property name="port">8066</property> #設置amoeba監聽的端口，默認是8066 <!-- bind ipAddress --> #下面配置監聽的接口，如果不設置，默認監聽所以的IP<!-- <property name="ipAddress">127.0.0.1</property>--> <property name="connectionFactory"><bean class="com.meidusa.amoeba.mysql.net.MysqlClientConnectionFactory"><property name="sendBufferSize">128</property><property name="receiveBufferSize">64</property></bean></property><property name="authenticateProvider"><bean class="com.meidusa.amoeba.mysql.server.MysqlClientAuthenticator">
# 提供客戶端連接amoeba時需要使用這里設定的賬號 (這里的賬號密碼和amoeba連接后端數據庫服務器的密碼無關)<property name="user">root</property> <property name="password">123456</property><property name="filter"><bean class="com.meidusa.toolkit.net.authenticate.server.IPAccessController"><property name="ipFile">${amoeba.home}/conf/access_list.conf</property></bean></property></bean></property> </service> <runtime class="com.meidusa.amoeba.mysql.context.MysqlRuntimeContext"> <!-- proxy server client process thread size --><property name="executeThreadSize">128</property> <!-- per connection cache prepared statement size --><property name="statementCacheSize">500</property> <!-- default charset --><property name="serverCharset">utf8</property> <!-- query timeout( default: 60 second , TimeUnit:second) --><property name="queryTimeout">60</property></runtime> </proxy> <!-- Each ConnectionManager will start as threadmanager responsible for the Connection IO read , Death Detection--><connectionManagerList><connectionManager name="defaultManager"
class="com.meidusa.toolkit.net.MultiConnectionManagerWrapper"><property name="subManagerClassName">com.meidusa.toolkit.net.AuthingableConnectionManager</property></connectionManager></connectionManagerList> <!-- default using file loader--><dbServerLoader class="com.meidusa.amoeba.context.DBServerConfigFileLoader"><property name="configFile">${amoeba.home}/conf/dbServers.xml</property></dbServerLoader> <queryRouter class="com.meidusa.amoeba.mysql.parser.MysqlQueryRouter"><property name="ruleLoader"><bean class="com.meidusa.amoeba.route.TableRuleFileLoader"><property name="ruleFile">${amoeba.home}/conf/rule.xml</property><property name="functionFile">${amoeba.home}/conf/ruleFunctionMap.xml</property></bean></property><property name="sqlFunctionFile">${amoeba.home}/conf/functionMap.xml</property><property name="LRUMapSize">1500</property><property name="defaultPool">writedb</property> #設置amoeba默認的池，這里設置為writedb <property name="writePool">writedb</property> #這兩個選項默認是注銷掉的，需要取消注釋，這里用來指定前面定義好的倆個讀寫池<property name="readPool">myslave</property> # <property name="needParse">true</property></queryRouter>
</amoeba:configuration>
分別在主mysql和從mysql上為amoedb授權
GRANT ALL ON testdb.* TO ‘test1’@‘192.168.8.185’ IDENTIFIED BY ‘123456’; flush privileges;
