tomcat黑/白名单设置

vim $tomcat_home/conf/server.xml(可以单个IP或者多个ip，多个ip用|分隔，支持正则)

<Context path="" docBase="xxxAdmin" debug="0" reloadable="true" >
                <Valve className="org.apache.catalina.valves.RemoteAddrValve" allow="192.168.1.2|192.168.2.3" deny=""/>    --只允许192.168.1.2和192.168.2.3

</Context>

<Context path="" docBase="xxxAdmin" debug="0" reloadable="true" >
                <Valve className="org.apache.catalina.valves.RemoteAddrValve" allow="" deny="192.168.1.2|192.168.2.3"/>    --拒绝192.168.1.2和192.168.2.3 
</Context>