Merge pull request #3270 from n313893254/22213

Add condiction to check cluster isReady for cluster Istio

app/components/page-header/template.hbs

@@ -45,7 +45,7 @@
             {{#each item.submenu as |subitem|}}
               {{#if subitem.route}}
                 {{#if (or (not subitem.resource) (rbac-allows resource=subitem.resource scope=subitem.resourceScope))}}
-                  <li class="{{if (and subitem.disableIfClusterNotReady (not cluster.isReady)) "pointer-events-none"}}">
+                  <li>
                     {{#link-to-as-attrs
                        ourRoute=subitem.route
                        ctx=subitem.ctx

app/instance-initializers/nav.js

@@ -284,11 +284,10 @@ const rootNav = [
         localizedLabel:           'nav.tools.istio',
         route:                    'authenticated.cluster.istio.cluster-setting',
         resourceScope:            'global',
-        disableIfClusterNotReady: true,
         resource:                 [],
         ctx:                      [getClusterId],
         condition() {
-          return !get(this, 'cluster.isWindows');
+          return !get(this, 'cluster.isWindows') && get(this, 'cluster.isReady');
         },
       },
     ],