redis 第 13 篇 jedis連線叢集
設定防火牆
| [[email protected] redis-cluster]# vim /etc/sysconfig/iptables -A INPUT -m state --state NEW -m tcp -p tcp --dport 6379 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 6379 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 6379 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 6379 -j ACCEPT # Firewall configuration written by system-config-firewall # Manual customization of this file is not recommended. *filter :INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT -A INPUT -p icmp -j ACCEPT -A INPUT -i lo -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 3306 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 8080 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 6379 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 7001 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 7002 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 7003 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 7004 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 7005 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 7006 -j ACCEPT -A INPUT -m state --state NEW -m tcp -p tcp --dport 7007 -j ACCEPT -A INPUT -j REJECT --reject-with icmp-host-prohibited -A FORWARD -j REJECT --reject-with icmp-host-prohibited COMMIT ~ ~ ~ ~ "/etc/sysconfig/iptables" 23L, 1146C 已寫入 [[email protected] redis-cluster]# service iptables restart iptables：清除防火牆規則： [確定] iptables：將鏈設定為政策 ACCEPT：filter [確定] iptables：正在解除安裝模組： [確定] iptables：應用防火牆規則： [確定] [[email protected] redis-cluster]# |
程式碼
- 使用spring
- 配置applicationContext.xml
| <!-- 連線池配置 --> <bean id="jedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig"> <!-- 最大連線數 --> <property name="maxTotal" value="30" /> <!-- 最大空閒連線數 --> <property name="maxIdle" value="10" /> <!-- 每次釋放連線的最大數目 --> <property name="numTestsPerEvictionRun" value="1024" /> <!-- 釋放連線的掃描間隔（毫秒） --> <property name="timeBetweenEvictionRunsMillis" value="30000" /> <!-- 連線最小空閒時間 --> <property name="minEvictableIdleTimeMillis" value="1800000" /> <!-- 連線空閒多久後釋放, 當空閒時間>該值 且 空閒連線>最大空閒連線數 時直接釋放 --> <property name="softMinEvictableIdleTimeMillis" value="10000" /> <!-- 獲取連線時的最大等待毫秒數,小於零:阻塞不確定的時間,預設-1 --> <property name="maxWaitMillis" value="1500" /> <!-- 在獲取連線的時候檢查有效性, 預設false --> <property name="testOnBorrow" value="true" /> <!-- 在空閒時檢查有效性, 預設false --> <property name="testWhileIdle" value="true" /> <!-- 連線耗盡時是否阻塞, false報異常,ture阻塞直到超時, 預設true --> <property name="blockWhenExhausted" value="false" /> </bean> <!-- redis叢集 --> <bean id="jedisCluster" class="redis.clients.jedis.JedisCluster"> <constructor-arg index="0"> <set> <bean class="redis.clients.jedis.HostAndPort"> <constructor-arg index="0" value="192.168.101.3"></constructor-arg> <constructor-arg index="1" value="7001"></constructor-arg> </bean> <bean class="redis.clients.jedis.HostAndPort"> <constructor-arg index="0" value="192.168.101.3"></constructor-arg> <constructor-arg index="1" value="7002"></constructor-arg> </bean> <bean class="redis.clients.jedis.HostAndPort"> <constructor-arg index="0" value="192.168.101.3"></constructor-arg> <constructor-arg index="1" value="7003"></constructor-arg> </bean> <bean class="redis.clients.jedis.HostAndPort"> <constructor-arg index="0" value="192.168.101.3"></constructor-arg> <constructor-arg index="1" value="7004"></constructor-arg> </bean> <bean class="redis.clients.jedis.HostAndPort"> <constructor-arg index="0" value="192.168.101.3"></constructor-arg> <constructor-arg index="1" value="7005"></constructor-arg> </bean> <bean class="redis.clients.jedis.HostAndPort"> <constructor-arg index="0" value="192.168.101.3"></constructor-arg> <constructor-arg index="1" value="7006"></constructor-arg> </bean> </set> </constructor-arg> <constructor-arg index="1" ref="jedisPoolConfig"></constructor-arg> </bean> |
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測試程式碼
| private ApplicationContext applicationContext; @Before public void init() { applicationContext = new ClassPathXmlApplicationContext( "classpath:applicationContext.xml"); }
// redis叢集 @Test public void testJedisCluster() { JedisCluster jedisCluster = (JedisCluster) applicationContext .getBean("jedisCluster");
jedisCluster.set("name", "zhangsan"); String value = jedisCluster.get("name"); System.out.println(value); } |