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

<Route
  @name={{routeName}}
as |route|>
  <DataLoader
    @src={{uri '/${partition}/${nspace}/${dc}/service-instance/${id}/${node}/${name}/${peer}'
        (hash
          partition=route.params.partition
          nspace=route.params.nspace
          dc=route.params.dc
          id=route.params.id
          node=route.params.node
          name=route.params.name
          peer=route.params.peer
        )
      }}
  as |loader|>

    <BlockSlot @name="error">
      <AppError
        @error={{loader.error}}
        @login={{route.model.app.login.open}}
      />
    </BlockSlot>

    <BlockSlot @name="disconnected" as |after|>
      {{#if (eq loader.error.status "404")}}
        <Notice
          {{notification
            sticky=true
          }}
          class="notification-update"
          @type="warning"
        as |notice|>
          <notice.Header>
            <strong>Warning!</strong>
          </notice.Header>
          <notice.Body>
            <p>
              This service has been deregistered and no longer exists in the catalog.
            </p>
          </notice.Body>
        </Notice>
      {{else if (eq loader.error.status "403")}}
        <Notice
          {{notification
            sticky=true
          }}
          class="notification-update"
          @type="error"
        as |notice|>
          <notice.Header>
            <strong>Error!</strong>
          </notice.Header>
          <notice.Body>
            <p>
              You no longer have access to this service
            </p>
          </notice.Body>
        </Notice>
      {{else}}
        <Notice
          {{notification
            sticky=true
          }}
          class="notification-update"
          @type="error"
        as |notice|>
          <notice.Header>
            <strong>Warning!</strong>
          </notice.Header>
          <notice.Body>
            <p>
              An error was returned whilst loading this data, refresh to try again.
            </p>
          </notice.Body>
        </Notice>
      {{/if}}
    </BlockSlot>

    <BlockSlot @name="loaded">
{{#let

  loader.data

as |item|}}
      {{#if item.IsOrigin}}
        <DataSource
          @src={{uri '/${partition}/${nspace}/${dc}/proxy-instance/${id}/${node}/${name}'
            (hash
              partition=route.params.partition
              nspace=route.params.nspace
              dc=route.params.dc
              id=route.params.id
              node=route.params.node
              name=route.params.name
            )
          }}
          @onchange={{action (mut meta) value="data"}}
        as |meta|>
          {{! We only really need meta to get the correct ServiceID }}
          {{! but we may as well use the NodeName and ServiceName }}
          {{! from meta also, but they should be the same as the instance }}
          {{! so if we can ever get ServiceID from elsewhere we could save }}
          {{! a HTTP request/long poll here }}
          {{#if meta.data.ServiceID}}
          {{! if we have a proxy then get the additional instance information }}
          {{! for the proxy itself so if the service is called `backend` }}
          {{! its likely to have a proxy service called `backend-sidecar-proxy` }}
          {{! and this second request get the info for that instance and saves }}
          {{! it into the `proxy` variable }}
            <DataSource
            @src={{uri '/${partition}/${nspace}/${dc}/service-instance/${id}/${node}/${name}/${peer}'
                (hash
                  partition=route.params.partition
                  nspace=route.params.nspace
                  dc=route.params.dc
                  id=meta.data.ServiceID
                  node=meta.data.NodeName
                  name=meta.data.ServiceName
                  peer=route.params.peer
                )
              }}
              @onchange={{action (mut proxy) value="data"}}
            />
          {{/if}}
        </DataSource>
      {{/if}}
      <AppView>
          <BlockSlot @name="breadcrumbs">
              <ol>
                  <li><a href={{href-to 'dc.services' params=(hash peer=undefined)}}>All Services</a></li>
                  <li><a data-test-back href={{href-to 'dc.services.show'}}>Service ({{item.Service.Service}})</a></li>
              </ol>
          </BlockSlot>
          <BlockSlot @name="header">
            <h1>
              <route.Title @title={{item.Service.ID}} />
            </h1>
            <Consul::ExternalSource @item={{item}} @withInfo={{true}} />
            <Consul::Kind @item={{item}} @withInfo={{true}} />
            {{! TODO: Looks like we can get this straight from item.Proxy.Mode }}
            {{! the less we need `proxy` and `meta` the better }}
            {{#if (eq meta.ServiceProxy.Mode 'transparent')}}
              <Consul::TransparentProxy />
            {{/if}}
          </BlockSlot>
          <BlockSlot @name="nav">
            <dl>
              <dt>Service Name</dt>
              <dd><a href="{{href-to 'dc.services.show' item.Service.Service}}">{{item.Service.Service}}</a></dd>
            </dl>
            <dl>
              <dt>Node Name</dt>
              <dd><a href="{{href-to 'dc.nodes.show' item.Node.Node}}">{{item.Node.Node}}</a></dd>
            </dl>
            {{#if item.Service.PeerName}}
              <dl>
                <dt>Peer Name</dt>
                <dd>{{item.Service.PeerName}}</dd>
              </dl>
            {{/if}}
          </BlockSlot>
          <BlockSlot @name="actions">
            {{#let (or item.Service.Address item.Node.Address) as |address|}}
              <CopyButton @value={{address}} @name="Address">{{address}}</CopyButton>
            {{/let}}
          </BlockSlot>
          <BlockSlot @name="content">
            <TabNav @items={{
              compact
                  (array
                                          (hash label="Health Checks" href=(href-to "dc.services.instance.healthchecks") selected=(is-href "dc.services.instance.healthchecks"))
(if (eq item.Service.Kind 'mesh-gateway') (hash label="Addresses" href=(href-to "dc.services.instance.addresses") selected=(is-href "dc.services.instance.addresses")))
                                (if proxy (hash label="Upstreams" href=(href-to "dc.services.instance.upstreams") selected=(is-href "dc.services.instance.upstreams")))
                                (if proxy (hash label="Exposed Paths" href=(href-to "dc.services.instance.exposedpaths") selected=(is-href "dc.services.instance.exposedpaths")))
                                          (hash label="Tags & Meta" href=(href-to "dc.services.instance.metadata") selected=(is-href "dc.services.instance.metadata"))
                  )
              }}
            />
            <Outlet
              @name={{routeName}}
              @model={{assign (hash
                proxy=proxy
                meta=meta
                item=item
              ) route.model}}
            as |o|>
              {{outlet}}
            </Outlet>
          </BlockSlot>
      </AppView>
{{/let}}
    </BlockSlot>
  </DataLoader>
</Route>