fixes leaking informer#controller daemon thread

naming informer-controller thread

prevent controller thread from crashing

Author: yue9944882

util/src/main/java/io/kubernetes/client/informer/cache/Controller.java

@@ -146,6 +146,9 @@ private void processLoop() {
         this.queue.pop(this.processFunc);
       } catch (InterruptedException t) {
         log.error("DefaultController#processLoop get interrupted {}", t.getMessage(), t);
+        return;
+      } catch (Throwable t) {
+        log.error("DefaultController#processLoop recovered from crashing {}", t.getMessage(), t);
       }
     }
   }

util/src/main/java/io/kubernetes/client/informer/impl/DefaultSharedIndexInformer.java

@@ -76,7 +76,8 @@ public DefaultSharedIndexInformer(
             processor::shouldResync,
             resyncCheckPeriodMillis);
 
-    controllerThread = new Thread(controller::run);
+    controllerThread =
+        new Thread(controller::run, "informer-controller-" + apiTypeClass.getSimpleName());
   }
 
   /** add event callback */