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
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*     http://www.apache.org/licenses/LICENSE-2.0
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}}

<div class="links">
  <li class="thumbnail row">
    <a class="corner-icon span1" 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" >
      {{#if view.isHAEnabled }}
        <table>
          <!--Active NameNode-->
          <tr>
            {{#if view.isActiveNNValid}}
              <td><a href="#" {{action showDetails view.model.activeNameNode}}>{{t dashboard.widgets.HDFSLinks.activeNameNode}}</a></td>
            {{else}}
              <td><a class="disabled-hdfs-link">{{t dashboard.widgets.HDFSLinks.activeNameNode}}</a></td>
            {{/if}}
          </tr>
          <!--Standby NameNodes-->
          <tr>
            {{#if view.isStandbyNNValid}}
              {{#if view.isTwoStandbyNN}}
                <!--Two Standby NameNodes-->
                <td><a href="#" {{action filterHosts view.twoStandbyComponent}}>{{t dashboard.widgets.HDFSLinks.standbyNameNodes}}</a></td>
              {{else}}
                <!--One Standby NameNode-->
                <td><a href="#" {{action showDetails view.model.standbyNameNode}}>{{t dashboard.widgets.HDFSLinks.standbyNameNode}}</a></td>
              {{/if}}
            {{else}}
              <td><a class="disabled-hdfs-link">{{t dashboard.widgets.HDFSLinks.standbyNameNode}}</a></td>
            {{/if}}
          </tr>
          <!--Data Nodes-->
          <tr>
            <td>
              <a href="#" {{action filterHosts view.component}}>{{view.model.dataNodes.length}} {{t dashboard.services.hdfs.datanodes}}</a>
            </td>
          </tr>
        </table>
      {{else}}
        <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.component}}>{{view.model.dataNodes.length}} {{t dashboard.services.hdfs.datanodes}}</a>
            </td>
          </tr>
        </table>
      {{/if}}

    </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>