ambari/ambari-web/app/templates/main/dashboard/widgets/hdfs_links.hbs

{{!
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
}}

<div class="links">
  <li class="thumbnail row">
    <a class="corner-icon" href="#" {{action deleteWidget target="view"}}>
      <i class="icon-remove-sign icon-large"></i>
    </a>
    <div class="caption span10"> {{view.title}}</div>

    <div class="widget-content" >
      <table>
        <!--NameNode-->
        <tr>
          <td><a href="#" {{action showDetails view.model.nameNode}}>{{t dashboard.services.hdfs.nanmenode}}</a></td>
        </tr>
        <!--SecondaryNameNode-->
        <tr>
          <td><a href="#" {{action showDetails view.model.snameNode}}>{{t dashboard.services.hdfs.snanmenode}}</a></td>
        </tr>
        <!--Data Nodes-->
        <tr>
          <td>
              <a href="#" {{action filterHosts view.dataNodeComponent}}>{{view.model.dataNodes.length}} {{t dashboard.services.hdfs.datanodes}}</a>
          </td>
        </tr>
      </table>
    </div>

    <div class="link-button">
      {{#if view.model.quickLinks.length}}
        {{#view App.QuickViewLinks contentBinding="view.model"}}
          <div class="btn-group">
            <a class="btn btn-mini dropdown-toggle" data-toggle="dropdown" href="#">
              {{t common.more}}
              <span class="caret"></span>
            </a>
            <ul class="dropdown-menu">
              {{#each view.quickLinks}}
                  <li><a {{bindAttr href="url"}} target="_blank">{{label}}</a></li>
              {{/each}}
            </ul>
          </div>
        {{/view}}
      {{/if}}
    </div>
  </li>
</div>