fix: properly work if listing ns is denied (redhat-developer#717)

Signed-off-by: Andre Dietisheim <[email protected]>

Author: adietish

Diff for: src/main/kotlin/com/redhat/devtools/intellij/kubernetes/model/AllContexts.kt

@@ -126,7 +126,6 @@ open class AllContexts(
 	override fun setCurrentNamespace(namespace: String): IActiveContext<out HasMetadata, out KubernetesClient>? {
 		val old = this.current ?: return null
 		val newClient = clientFactory.invoke(namespace, old.context.name)
-		throwIfNotAccessible(namespace, newClient.get())
 		val new = setCurrentContext(newClient, old.getWatched())
 		if (new != null) {
 			modelChange.fireCurrentNamespaceChanged(new, old)

Diff for: src/main/kotlin/com/redhat/devtools/intellij/kubernetes/model/context/ActiveContext.kt

@@ -119,9 +119,16 @@ abstract class ActiveContext<N : HasMetadata, C : KubernetesClient>(
         return if (!current.isNullOrEmpty()) {
             current
         } else {
-            val allNamespaces = getAllResources(namespaceKind, NO_NAMESPACE)
-            val namespace = allNamespaces.find { namespace:HasMetadata -> DEFAULT_NAMESPACE == namespace.metadata.name } ?: allNamespaces.firstOrNull()
-            return namespace?.metadata?.name
+            return try {
+                val allNamespaces = getAllResources(namespaceKind, NO_NAMESPACE)
+                val namespace =
+                    allNamespaces.find { namespace: HasMetadata -> DEFAULT_NAMESPACE == namespace.metadata.name }
+                        ?: allNamespaces.firstOrNull()
+                namespace?.metadata?.name
+            } catch (e: ResourceException) {
+                logger<ActiveContext<*,*>>().warn("Could not list all namespaces to use 1st as current namespace.", e)
+                null
+            }
         }
     }
 

Diff for: src/main/kotlin/com/redhat/devtools/intellij/kubernetes/tree/KubernetesDescriptors.kt

@@ -11,12 +11,15 @@
 package com.redhat.devtools.intellij.kubernetes.tree
 
 import com.intellij.ide.util.treeView.NodeDescriptor
+import com.intellij.openapi.diagnostic.logger
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.util.IconLoader
 import com.redhat.devtools.intellij.kubernetes.model.IResourceModel
 import com.redhat.devtools.intellij.kubernetes.model.context.KubernetesContext
 import com.redhat.devtools.intellij.kubernetes.model.resource.ResourceKind
 import com.redhat.devtools.intellij.kubernetes.model.util.getHighestPriorityVersion
+import com.redhat.devtools.intellij.kubernetes.model.util.toMessage
+import com.redhat.devtools.intellij.kubernetes.model.util.trimWithEllipsis
 import com.redhat.devtools.intellij.kubernetes.tree.AbstractTreeStructureContribution.DescriptorFactory
 import com.redhat.devtools.intellij.kubernetes.tree.KubernetesStructure.NamespacesFolder
 import com.redhat.devtools.intellij.kubernetes.tree.TreeStructure.ContextDescriptor