Merge remote-tracking branch 'upstream/dev' into dev

## 基础软件安装

 * [Mysql](https://blog.csdn.net/u011886447/article/details/79796802) (5.5+) :  必装

 * [Mysql](http://geek.analysys.cn/topic/124) (5.5+) :  必装

 * [JDK](https://www.oracle.com/technetwork/java/javase/downloads/index.html) (1.8+) :  必装

 * [ZooKeeper](https://www.jianshu.com/p/de90172ea680)(3.4.6) ：必装 

 * [Hadoop](https://blog.csdn.net/Evankaka/article/details/51612437)(2.6+) ：选装， 如果需要使用到资源上传功能，MapReduce任务提交则需要配置Hadoop(上传的资源文件目前保存在Hdfs上)

## 启停服务

* 一键停止集群所有服务

   ` sh ./script/stop_all.sh`

* 一键开启集群所有服务

   ` sh ./script/start_all.sh`

* 启停Master

```启动master

            <x-radio-group v-model="type" size="small">

              <x-radio :label="'MYSQL'">MYSQL</x-radio>

              <x-radio :label="'POSTGRESQL'">POSTGRESQL</x-radio>

              <x-radio :label="'HIVE'">HVIE</x-radio>

              <x-radio :label="'HIVE'">HIVE</x-radio>

              <x-radio :label="'SPARK'">SPARK</x-radio>

            </x-radio-group>

          </template>