ambari-server 执行
VERSION=`hdp-select status hadoop-client | sed 's/hadoop-client - \([0-9]\.[0-9]\).*/\1/'`
sudo git clone https://github.com/julyme/ambari-impala-service.git /var/lib/ambari-server/resources/stacks/HDP/$VERSION/services/IMPALA
所有服务器配置impala.repo
[cloudera-cdh5]