ambari/ambari-web/app/templates/main/service/item.hbs

{{!
* Licensed to the Apache Software Foundation (ASF) under one
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* to you under the Apache License, Version 2.0 (the
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}}

{{view App.MainServiceInfoMenuView}}
<div class="service-button">
  <div class="btn-group display-inline-block">
    <a class="btn dropdown-toggle" data-toggle="dropdown" href="#">
      {{t services.service.actions.maintenance}}
      <span class="caret"></span>
    </a>
    <ul class="dropdown-menu">
      <!-- dropdown menu links -->
      {{#each option in view.maintenance}}
      <li>
        <a {{action "doAction" option.action target="controller" href=true}}>{{option.label}}</a>
      </li>
      {{/each}}
    </ul>
  </div>
  <a href="javascript:void(null)" {{bindAttr class=":btn controller.content.isRunning:disabled:btn-success" }}
     data-toggle="modal" {{action "startService" target="controller"}}>
    <i class="icon-play"></i>
    Start
  </a>
  <a href="javascript:void(null)" {{bindAttr class=":btn controller.content.isRunning:btn-danger:disabled" }}
     data-toggle="modal" {{action "stopService" target="controller"}}>
    <i class="icon-stop icon-white"></i>
    Stop
  </a>
</div>
{{outlet}}