Require Knative to be installed only on an RBAC kubernetes cluster

3 files changed, 27 insertions, 1 deletions

diff --git a/app/assets/javascripts/clusters/clusters_bundle.js b/app/assets/javascripts/clusters/clusters_bundle.js
index aff32d95db1..b1f992c03ff 100644
--- a/app/assets/javascripts/clusters/clusters_bundle.js
+++ b/app/assets/javascripts/clusters/clusters_bundle.js
@@ -32,6 +32,7 @@ export default class Clusters {
       installKnativePath,
       installPrometheusPath,
       managePrometheusPath,
+      hasRbac,
       clusterType,
       clusterStatus,
       clusterStatusReason,
@@ -45,6 +46,7 @@ export default class Clusters {
     this.store.setManagePrometheusPath(managePrometheusPath);
     this.store.updateStatus(clusterStatus);
     this.store.updateStatusReason(clusterStatusReason);
+    this.store.updateRbac(hasRbac);
     this.service = new ClustersService({
       endpoint: statusPath,
       installHelmEndpoint: installHelmPath,
@@ -102,6 +104,7 @@ export default class Clusters {
             ingressHelpPath: this.state.ingressHelpPath,
             managePrometheusPath: this.state.managePrometheusPath,
             ingressDnsHelpPath: this.state.ingressDnsHelpPath,
+            rbac: this.state.rbac,
           },
         });
       },
diff --git a/app/assets/javascripts/clusters/components/applications.vue b/app/assets/javascripts/clusters/components/applications.vue
index 489615f1f78..5d19c79570a 100644
--- a/app/assets/javascripts/clusters/components/applications.vue
+++ b/app/assets/javascripts/clusters/components/applications.vue
@@ -52,6 +52,11 @@ export default {
       required: false,
       default: '',
     },
+    rbac: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
   },
   data: () => ({
     elasticsearchLogo,
@@ -442,6 +447,18 @@ export default {
         title-link="https://github.com/knative/docs"
       >
         <div slot="description">
+          <span v-if="!rbac">
+            <p v-if="!rbac" class="bs-callout bs-callout-info append-bottom-0">
+              {{
+                s__(`ClusterIntegration|You must have an RBAC-enabled cluster
+              to install Knative.`)
+              }}
+              <a :href="helpPath" target="_blank" rel="noopener noreferrer">
+                {{ __('More information') }}
+              </a>
+            </p>
+            <br />
+          </span>
           <p>
             {{
               s__(`ClusterIntegration|Knative extends Kubernetes to provide
@@ -465,7 +482,7 @@ export default {
               />
             </div>
           </template>
-          <template v-else-if="helmInstalled">
+          <template v-else-if="helmInstalled && rbac">
             <div class="form-group">
               <label for="knative-domainname">
                 {{ s__('ClusterIntegration|Knative Domain Name:') }}
diff --git a/app/assets/javascripts/clusters/stores/clusters_store.js b/app/assets/javascripts/clusters/stores/clusters_store.js
index c750daab112..8f74be4e0e6 100644
--- a/app/assets/javascripts/clusters/stores/clusters_store.js
+++ b/app/assets/javascripts/clusters/stores/clusters_store.js
@@ -1,4 +1,5 @@
 import { s__ } from '../../locale';
+import { parseBoolean } from '../../lib/utils/common_utils';
 import { INGRESS, JUPYTER, KNATIVE, CERT_MANAGER } from '../constants';
 
 export default class ClusterStore {
@@ -7,6 +8,7 @@ export default class ClusterStore {
       helpPath: null,
       ingressHelpPath: null,
       status: null,
+      rbac: false,
       statusReason: null,
       applications: {
         helm: {
@@ -81,6 +83,10 @@ export default class ClusterStore {
     this.state.status = status;
   }
 
+  updateRbac(rbac) {
+    this.state.rbac = parseBoolean(rbac);
+  }
+
   updateStatusReason(reason) {
     this.state.statusReason = reason;
   }