This patch consists of various corrections. (#73060)

* This patch consists of various corrections.

*) Remove unwanted `else` code block
*) Adjust variable intialization.
*) Correct error strings.
*) Use recommended variable increment method.

Signed-off-by: hchiramm <hchiramm@redhat.com>

* Remove cluster/images/cluster-version-monitor from hack/.golint_failures.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

cluster/images/etcd-version-monitor/etcd-version-monitor.go

@@ -191,7 +191,7 @@ func (m *monitorGatherer) rewriteExportedMetrics(metrics map[string]*dto.MetricF
 	return results, nil
 }
 
-// Struct for unmarshalling the json response from etcd's /version endpoint.
+// EtcdVersion struct for unmarshalling the json response from etcd's /version endpoint.
 type EtcdVersion struct {
 	BinaryVersion  string `json:"etcdserver"`
 	ClusterVersion string `json:"etcdcluster"`

hack/.golint_failures

@@ -1,4 +1,3 @@
-cluster/images/etcd-version-monitor
 cmd/cloud-controller-manager/app/apis/config/v1alpha1
 cmd/hyperkube
 cmd/kube-apiserver/app

pkg/controller/controller_utils.go

@@ -593,9 +593,9 @@ func (r RealPodControl) DeletePod(namespace string, podID string, object runtime
 	if err := r.KubeClient.CoreV1().Pods(namespace).Delete(podID, nil); err != nil && !apierrors.IsNotFound(err) {
 		r.Recorder.Eventf(object, v1.EventTypeWarning, FailedDeletePodReason, "Error deleting: %v", err)
 		return fmt.Errorf("unable to delete pods: %v", err)
-	} else {
-		r.Recorder.Eventf(object, v1.EventTypeNormal, SuccessfulDeletePodReason, "Deleted pod: %v", podID)
 	}
+	r.Recorder.Eventf(object, v1.EventTypeNormal, SuccessfulDeletePodReason, "Deleted pod: %v", podID)
+
 	return nil
 }
 

pkg/controller/cronjob/cronjob_controller_test.go

@@ -36,8 +36,8 @@ import (
 
 var (
 	// schedule is hourly on the hour
-	onTheHour     string = "0 * * * ?"
+	onTheHour     = "0 * * * ?"
-	errorSchedule string = "obvious error schedule"
+	errorSchedule = "obvious error schedule"
 )
 
 func justBeforeTheHour() time.Time {
@@ -160,8 +160,8 @@ var (
 	A          batchV1beta1.ConcurrencyPolicy = batchV1beta1.AllowConcurrent
 	f          batchV1beta1.ConcurrencyPolicy = batchV1beta1.ForbidConcurrent
 	R          batchV1beta1.ConcurrencyPolicy = batchV1beta1.ReplaceConcurrent
-	T          bool                           = true
+	T                                         = true
-	F          bool                           = false
+	F                                         = false
 )
 
 func TestSyncOne_RunOrNot(t *testing.T) {
@@ -347,7 +347,7 @@ func TestSyncOne_RunOrNot(t *testing.T) {
 		for i := 1; i <= len(recorder.Events); i++ {
 			e := <-recorder.Events
 			if strings.HasPrefix(e, v1.EventTypeWarning) {
-				numWarnings += 1
+				numWarnings++
 			}
 		}
 		if numWarnings != tc.expectedWarnings {

pkg/controller/deployment/util/hash_test.go

@@ -108,9 +108,9 @@ func TestPodTemplateSpecHash(t *testing.T) {
 	seenHashes := make(map[string]int)
 
 	for i := 0; i < 1000; i++ {
-		specJson := strings.Replace(podSpec, "@@VERSION@@", strconv.Itoa(i), 1)
+		specJSON := strings.Replace(podSpec, "@@VERSION@@", strconv.Itoa(i), 1)
 		spec := v1.PodTemplateSpec{}
-		json.Unmarshal([]byte(specJson), &spec)
+		json.Unmarshal([]byte(specJSON), &spec)
 		hash := controller.ComputeHash(&spec, nil)
 		if v, ok := seenHashes[hash]; ok {
 			t.Errorf("Hash collision, old: %d new: %d", v, i)

pkg/controller/namespace/doc.go

@@ -14,5 +14,5 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// namespace contains a controller that handles namespace lifecycle
+// Package namespace contains a controller that handles namespace lifecycle
 package namespace // import "k8s.io/kubernetes/pkg/controller/namespace"