open-consul/ui/packages/consul-ui/app/templates/dc/services/instance/upstreams.hbs

<div class="tab-section">
  <div role="tabpanel">
{{#let (or sortBy "DestinationName:asc") as |sort|}}
  {{#if (gt proxy.Service.Proxy.Upstreams.length 0)}}
    <input type="checkbox" id="toolbar-toggle" />
    <Consul::UpstreamInstance::SearchBar
      @search={{search}}
      @onsearch={{action (mut search) value="target.value"}}

      @sort={{sort}}
      @onsort={{action (mut sortBy) value="target.selected"}}
    />
    <Consul::UpstreamInstance::List
      @search={{search}}
      @sort={{sort}}
      @items={{proxy.Service.Proxy.Upstreams}}
      @dc={{dc}}
      @nspace={{nspace}}
    >
      <:empty>
        <EmptyState>
          <BlockSlot @name="body">
            <p>
              {{#if search.length}}
                No upstreams where found matching that search.
              {{else}}
                This service has no upstreams.
              {{/if}}
            </p>
          </BlockSlot>
        </EmptyState>
      </:empty>
    </Consul::UpstreamInstance::List>
  {{/if}}
{{/let}}
  </div>
</div>