portainer/app/components/swarm/swarm.html

<rd-header>
  <rd-header-title title="Cluster overview">
    <a data-toggle="tooltip" title="Refresh" ui-sref="swarm" ui-sref-opts="{reload: true}">
      <i class="fa fa-refresh" aria-hidden="true"></i>
    </a>
  </rd-header-title>
  <rd-header-content>Swarm</rd-header-content>
</rd-header>

<div class="row">
  <div class="col-lg-3 col-md-6 col-xs-12">
    <rd-widget>
      <rd-widget-body>
        <div class="widget-icon pull-left">
          <i class="fa fa-code"></i>
        </div>
        <div class="title">{{ docker.Version }}</div>
        <div class="comment">Swarm version</div>
      </rd-widget-body>
    </rd-widget>
  </div>
  <div class="col-lg-3 col-md-6 col-xs-12">
    <rd-widget>
      <rd-widget-body>
        <div class="widget-icon pull-left">
          <i class="fa fa-code"></i>
        </div>
        <div class="title">{{ docker.ApiVersion }}</div>
        <div class="comment">API version</div>
      </rd-widget-body>
    </rd-widget>
  </div>
  <div class="col-lg-3 col-md-6 col-xs-12">
    <rd-widget>
      <rd-widget-body>
        <div class="widget-icon pull-left">
          <i class="fa fa-code"></i>
        </div>
        <div class="title">{{ docker.GoVersion }}</div>
        <div class="comment">Go version</div>
      </rd-widget-body>
    </rd-widget>
  </div>
</div>

<div class="row">
  <div class="col-lg-6">
    <rd-widget>
      <rd-widget-header icon="fa-object-group" title="Cluster status"></rd-widget-header>
      <rd-widget-body classes="no-padding">
        <table class="table">
          <tbody>
            <tr>
              <td>Nodes</td>
              <td>{{ swarm.Nodes }}</td>
            </tr>
            <tr>
              <td>Images</td>
              <td>{{ info.Images }}</td>
            </tr>
            <tr>
              <td>Strategy</td>
              <td>{{ swarm.Strategy }}</td>
            </tr>
            <tr>
              <td>CPUs</td>
              <td>{{ info.NCPU }}</td>
            </tr>
            <tr>
              <td>Total Memory</td>
              <td>{{ info.MemTotal|humansize }}</td>
            </tr>
            <tr>
              <td>Operating System</td>
              <td>{{ info.OperatingSystem }}</td>
            </tr>
            <tr>
              <td>Kernel Version</td>
              <td>{{ info.KernelVersion }}</td>
            </tr>
          </tbody>
        </table>
      </rd-widget-body>
    </rd-widget>
  </div>
  <div class="col-lg-6">
    <rd-widget>
      <rd-widget-header icon="fa-hdd-o" title="Nodes status"></rd-widget-header>
      <rd-widget-body classes="no-padding">
        <table class="table table-striped">
          <thead>
            <tr>
              <th>
                <a ui-sref="swarm" ng-click="order('Name')">
                  Name
                  <span ng-show="sortType == 'Name' && !sortReverse" class="glyphicon glyphicon-chevron-down"></span>
                  <span ng-show="sortType == 'Name' && sortReverse" class="glyphicon glyphicon-chevron-up"></span>
                </a>
              </th>
              <th>
                <a ui-sref="swarm" ng-click="order('IP')">
                  IP
                  <span ng-show="sortType == 'IP' && !sortReverse" class="glyphicon glyphicon-chevron-down"></span>
                  <span ng-show="sortType == 'IP' && sortReverse" class="glyphicon glyphicon-chevron-up"></span>
                </a>
              </th>
              <th>
                <a ui-sref="swarm" ng-click="order('Engine')">
                  Engine
                  <span ng-show="sortType == 'Engine' && !sortReverse" class="glyphicon glyphicon-chevron-down"></span>
                  <span ng-show="sortType == 'Engine' && sortReverse" class="glyphicon glyphicon-chevron-up"></span>
                </a>
              </th>
              <th>
                <a ui-sref="swarm" ng-click="order('Status')">
                  Status
                  <span ng-show="sortType == 'Status' && !sortReverse" class="glyphicon glyphicon-chevron-down"></span>
                  <span ng-show="sortType == 'Status' && sortReverse" class="glyphicon glyphicon-chevron-up"></span>
                </a>
              </th>
            </tr>
          </thead>
          <tbody>
            <tr ng-repeat="node in (state.filteredNodes = (swarm.Status | filter:state.filter | orderBy:sortType:sortReverse))">
              <td>{{ node.name }}</td>
              <td>{{ node.ip }}</td>
              <td>{{ node.version }}</td>
              <td><span class="label label-{{ node.status|nodestatusbadge }}">{{ node.status }}</span></td>
            </tr>
          </tbody>
        </table>
      </rd-widget-body>
    </rd-widget>
  </div>
</div>