Add HA option

lib/shared/addon/components/cluster-driver/driver-linodelke/component.js

@@ -64,6 +64,9 @@ export default Component.extend(ClusterDriver, {
     let configField = get(this, 'configField');
 
     setProperties(this, {
+      // We should store the previous state of HA to disallow downgrades
+      'highAvailability':     config ? config.highAvailability : false,
+
       'newTag':               '',
       'selectedNodePoolType': '',
       'selectedNodePoolObj':  {},
@@ -79,6 +82,7 @@ export default Component.extend(ClusterDriver, {
         accessToken:       '',
         region:            'us-central',
         kubernetesVersion: '',
+        highAvailability: false,
         tags:              [],
         nodePools:         []
       });

lib/shared/addon/components/cluster-driver/driver-linodelke/template.hbs

@@ -80,6 +80,34 @@
             </div>
           </div>
         {{/if}}
+        <div class="row">
+          <div class="col span-6">
+            <label class="acc-label">
+              {{t "clusterNew.linodelke.highAvailability.label"}}
+              {{field-required}}
+            </label>
+            {{#input-or-display
+            editable=true
+            value=cluster.lkeEngineConfig.highAvailability
+            }}
+              <div class="radio">
+                <label>
+                  {{radio-button selection=cluster.lkeEngineConfig.highAvailability value=true}}
+                  {{t "generic.enabled"}}
+                </label>
+              </div>
+              <div class="radio">
+                <label>
+                  {{radio-button selection=cluster.lkeEngineConfig.highAvailability disabled=highAvailability value=false}}
+                  {{t "generic.disabled"}}
+                </label>
+              </div>
+            {{/input-or-display}}
+            <p class="help-block">
+              {{t "clusterNew.linodelke.highAvailability.warning"}}
+            </p>
+          </div>
+        </div>
         <div class="row">
           <div class="header mt-40 mb-0">
             <div class="pull-left">

translations/en-us.yaml

@@ -4272,6 +4272,9 @@ clusterNew:
       loading: Saving your cluster configuration
       next: Proceed to Node pool selection
       title: Cluster Configuration
+    highAvailability:
+      label: High Availability
+      warning: Once a cluster has been upgraded to High Availability, it cannot be downgraded.
     kubernetesVersion:
       label: Kubernetes Version
       placeholder: Select a kubernetes version for your cluster