remove GKE Data Cache Watcher regular event logs since it's generating

alot of no-op logs for customer.

Author: halimsam

deploy/kubernetes/base/controller/controller.yaml

@@ -144,10 +144,7 @@ spec:
             - "--endpoint=unix:/csi/csi.sock"
             - "--supports-dynamic-iops-provisioning=hyperdisk-balanced,hyperdisk-extreme"
             - "--supports-dynamic-throughput-provisioning=hyperdisk-balanced,hyperdisk-throughput,hyperdisk-ml"
-            # - "--enable-data-cache"
-            - "--enable-data-cache=true"
-            - "--run-node-service=false"
-            - "--run-controller-service=true"
+            - --enable-data-cache
           command:
             - /gce-pd-csi-driver
           env:

deploy/kubernetes/base/node_linux/node.yaml

@@ -46,9 +46,7 @@ spec:
             - "--v=5"
             - "--endpoint=unix:/csi/csi.sock"
             - "--run-controller-service=false"
-            - "--run-node-service=true"
-            # - "--enable-data-cache"
-            - "--enable-data-cache=true"
+            - "--enable-data-cache"
             - "--node-name=$(KUBE_NODE_NAME)"
           securityContext:
             privileged: true

deploy/kubernetes/images/stable-master/image.yaml

@@ -50,6 +50,6 @@ metadata:
 imageTag:
   name: gke.gcr.io/gcp-compute-persistent-disk-csi-driver
   # pdImagePlaceholder in test/k8s-integration/main.go is updated automatically with the newTag
-  newName: gcr.io/samhalim-joonix/gcp-compute-persistent-disk-csi-driver
-  newTag: "datacache_sam"
+  newName: registry.k8s.io/cloud-provider-gcp/gcp-compute-persistent-disk-csi-driver
+  newTag: "v1.17.2"
 ---

pkg/gce-pd-csi-driver/cache.go

@@ -646,7 +646,7 @@ func watchDiskDetaches(watcher *fsnotify.Watcher, nodeName string, errorCh chan
 		case err := <-watcher.Errors:
 			errorCh <- fmt.Errorf("disk update event errored: %v", err)
 		// watch for events
-		case event := <-watcher.Events:
+		case <-watcher.Events:
 			// In case of an event i.e. creation or deletion of any new PV, we update the VG metadata.
 			// This might include some non-LVM changes, no harm in updating metadata multiple times.
 			args := []string{
@@ -658,7 +658,6 @@ func watchDiskDetaches(watcher *fsnotify.Watcher, nodeName string, errorCh chan
 				klog.Errorf("Error updating volume group's metadata: %v", err)
 			}
 			reduceVolumeGroup(getVolumeGroupName(nodeName), true)
-			klog.V(6).Infof("disk attach/detach event %#v\n", event)
 		}
 	}
 }