Merge pull request #97374 from geegeea/golint

Fix golint issues in pkg/kubelet/types

hack/.golint_failures

@@ -106,7 +106,6 @@ pkg/kubelet/pluginmanager/pluginwatcher
 pkg/kubelet/pod/testing
 pkg/kubelet/preemption
 pkg/kubelet/sysctl
-pkg/kubelet/types
 pkg/kubemark
 pkg/proxy/apis/config
 pkg/proxy/apis/config/v1alpha1

pkg/kubelet/types/constants.go

@@ -17,21 +17,24 @@ limitations under the License.
 package types
 
 const (
-	// system default DNS resolver configuration
+	// ResolvConfDefault is the system default DNS resolver configuration.
 	ResolvConfDefault = "/etc/resolv.conf"
+	// RFC3339NanoFixed is the fixed width version of time.RFC3339Nano.
+	RFC3339NanoFixed = "2006-01-02T15:04:05.000000000Z07:00"
+	// RFC3339NanoLenient is the variable width RFC3339 time format for lenient parsing of strings into timestamps.
+	RFC3339NanoLenient = "2006-01-02T15:04:05.999999999Z07:00"
+)
 
-	// different container runtimes
+// Different container runtimes.
+const (
 	DockerContainerRuntime = "docker"
 	RemoteContainerRuntime = "remote"
+)
 
-	// User visible keys for managing node allocatable enforcement on the node.
+// User visible keys for managing node allocatable enforcement on the node.
+const (
 	NodeAllocatableEnforcementKey = "pods"
 	SystemReservedEnforcementKey  = "system-reserved"
 	KubeReservedEnforcementKey    = "kube-reserved"
 	NodeAllocatableNoneKey        = "none"
-
-	// fixed width version of time.RFC3339Nano
-	RFC3339NanoFixed = "2006-01-02T15:04:05.000000000Z07:00"
-	// variable width RFC3339 time format for lenient parsing of strings into timestamps
-	RFC3339NanoLenient = "2006-01-02T15:04:05.999999999Z07:00"
 )

pkg/kubelet/types/doc.go

@@ -14,5 +14,5 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// Common types in the Kubelet.
+// Package types contains common types in the Kubelet.
 package types // import "k8s.io/kubernetes/pkg/kubelet/types"

pkg/kubelet/types/labels.go

@@ -16,6 +16,7 @@ limitations under the License.
 
 package types
 
+// Label keys for labels used in this package.
 const (
 	KubernetesPodNameLabel       = "io.kubernetes.pod.name"
 	KubernetesPodNamespaceLabel  = "io.kubernetes.pod.namespace"
@@ -23,18 +24,22 @@ const (
 	KubernetesContainerNameLabel = "io.kubernetes.container.name"
 )
 
+// GetContainerName returns the value of the KubernetesContainerNameLabel.
 func GetContainerName(labels map[string]string) string {
 	return labels[KubernetesContainerNameLabel]
 }
 
+// GetPodName returns the value of the KubernetesPodNameLabel.
 func GetPodName(labels map[string]string) string {
 	return labels[KubernetesPodNameLabel]
 }
 
+// GetPodUID returns the value of the KubernetesPodUIDLabel.
 func GetPodUID(labels map[string]string) string {
 	return labels[KubernetesPodUIDLabel]
 }
 
+// GetPodNamespace returns the value of the KubernetesPodNamespaceLabel.
 func GetPodNamespace(labels map[string]string) string {
 	return labels[KubernetesPodNamespaceLabel]
 }

pkg/kubelet/types/pod_update.go

@@ -24,6 +24,7 @@ import (
 	"k8s.io/kubernetes/pkg/apis/scheduling"
 )
 
+// Annotation keys for annotations used in this package.
 const (
 	ConfigSourceAnnotationKey    = "kubernetes.io/config.source"
 	ConfigMirrorAnnotationKey    = v1.MirrorPodAnnotationKey
@@ -34,34 +35,38 @@ const (
 // PodOperation defines what changes will be made on a pod configuration.
 type PodOperation int
 
+// These constants identify the PodOperations that can be made on a pod configuration.
 const (
-	// This is the current pod configuration
+	// SET is the current pod configuration.
 	SET PodOperation = iota
-	// Pods with the given ids are new to this source
+	// ADD signifies pods that are new to this source.
 	ADD
-	// Pods with the given ids are gracefully deleted from this source
+	// DELETE signifies pods that are gracefully deleted from this source.
 	DELETE
-	// Pods with the given ids have been removed from this source
+	// REMOVE signifies pods that have been removed from this source.
 	REMOVE
-	// Pods with the given ids have been updated in this source
+	// UPDATE signifies pods have been updated in this source.
 	UPDATE
-	// Pods with the given ids have unexpected status in this source,
+	// RECONCILE signifies pods that have unexpected status in this source,
-	// kubelet should reconcile status with this source
+	// kubelet should reconcile status with this source.
 	RECONCILE
-
-	// These constants identify the sources of pods
-	// Updates from a file
-	FileSource = "file"
-	// Updates from querying a web page
-	HTTPSource = "http"
-	// Updates from Kubernetes API Server
-	ApiserverSource = "api"
-	// Updates from all sources
-	AllSource = "*"
-
-	NamespaceDefault = metav1.NamespaceDefault
 )
 
+// These constants identify the sources of pods.
+const (
+	// Filesource idenitified updates from a file.
+	FileSource = "file"
+	// HTTPSource identifies updates from querying a web page.
+	HTTPSource = "http"
+	// ApiserverSource identifies updates from Kubernetes API Server.
+	ApiserverSource = "api"
+	// AllSource identifies updates from all sources.
+	AllSource = "*"
+)
+
+// NamespaceDefault is a string representing the default namespace.
+const NamespaceDefault = metav1.NamespaceDefault
+
 // PodUpdate defines an operation sent on the channel. You can add or remove single services by
 // sending an array of size one and Op == ADD|REMOVE (with REMOVE, only the ID is required).
 // For setting the state of the system to a given state for this source configuration, set
@@ -77,7 +82,7 @@ type PodUpdate struct {
 	Source string
 }
 
-// Gets all validated sources from the specified sources.
+// GetValidatedSources gets all validated sources from the specified sources.
 func GetValidatedSources(sources []string) ([]string, error) {
 	validated := make([]string, 0, len(sources))
 	for _, source := range sources {

pkg/kubelet/types/types.go

@@ -20,7 +20,7 @@ import (
 	"net/http"
 	"time"
 
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/types"
 )
 
@@ -61,7 +61,7 @@ func (t *Timestamp) GetString() string {
 	return t.time.Format(RFC3339NanoFixed)
 }
 
-// A type to help sort container statuses based on container names.
+// SortedContainerStatuses is a type to help sort container statuses based on container names.
 type SortedContainerStatuses []v1.ContainerStatus
 
 func (s SortedContainerStatuses) Len() int      { return len(s) }
@@ -87,6 +87,8 @@ func SortInitContainerStatuses(p *v1.Pod, statuses []v1.ContainerStatus) {
 	}
 }
 
+// SortStatusesOfInitContainers returns the statuses of InitContainers of pod p,
+// in the order that they appear in its spec.
 func SortStatusesOfInitContainers(p *v1.Pod, statusMap map[string]*v1.ContainerStatus) []v1.ContainerStatus {
 	containers := p.Spec.InitContainers
 	statuses := []v1.ContainerStatus{}
@@ -106,8 +108,8 @@ type Reservation struct {
 	Kubernetes v1.ResourceList
 }
 
-// A pod UID which has been translated/resolved to the representation known to kubelets.
+// ResolvedPodUID is a pod UID which has been translated/resolved to the representation known to kubelets.
 type ResolvedPodUID types.UID
 
-// A pod UID for a mirror pod.
+// MirrorPodUID is a pod UID for a mirror pod.
 type MirrorPodUID types.UID