HA配置之core-site.xml

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
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<!-- Put site-specific property overrides in this file. -->

<configuration>
<!-- 把多个NameNode的地址组装成一个集群mycluster -->
<property>
<name>fs.defaultFS</name>
<value>hdfs://mycluster</value>
</property>

<!-- 指定hadoop运行时产生文件的存储目录 -->
<property>
<name>hadoop.tmp.dir</name>
<value>/opt/module/hadoop-3.1.3/data</value>
</property>

<!-- 配置HDFS网页登录使用的静态用户为rainys -->
<property>
<name>hadoop.http.staticuser.user</name>
<value>rainys</value>
</property>

<!-- 配置该rainys(superUser)允许通过代理访问的主机节点 -->
<property>
<name>hadoop.proxyuser.rainys.hosts</name>
<value>*</value>
</property>
<!-- 配置该rainys(superUser)允许通过代理用户所属组 -->
<property>
<name>hadoop.proxyuser.rainys.groups</name>
<value>*</value>
</property>
<!-- 配置该rainys(superUser)允许通过代理的用户-->
<property>
<name>hadoop.proxyuser.rainys.users</name>
<value>*</value>
</property>

<!-- 指定zkfc要连接的zkServer地址 -->
<property>
<name>ha.zookeeper.quorum</name>
<value>hadoop102:2181,hadoop105:2181,hadoop106:2181</value>
</property>
</configuration>