dep: lift kube dependency to v0.18.6

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

vendor/k8s.io/kubernetes/pkg/apis/autoscaling/BUILD

@@ -10,6 +10,7 @@ go_library(
     srcs = [
         "annotations.go",
         "doc.go",
+        "helpers.go",
         "register.go",
         "types.go",
         "zz_generated.deepcopy.go",

vendor/k8s.io/kubernetes/pkg/apis/autoscaling/helpers.go

@@ -0,0 +1,58 @@
+/*
+Copyright 2020 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package autoscaling
+
+// DropRoundTripHorizontalPodAutoscalerAnnotations removes any annotations used to serialize round-tripped fields from later API versions,
+// and returns false if no changes were made and the original input object was returned.
+// It should always be called when converting internal -> external versions, prior
+// to setting any of the custom annotations:
+//
+//     annotations, copiedAnnotations := DropRoundTripHorizontalPodAutoscalerAnnotations(externalObj.Annotations)
+//     externalObj.Annotations = annotations
+//
+//     if internal.SomeField != nil {
+//       if !copiedAnnotations {
+//         externalObj.Annotations = DeepCopyStringMap(externalObj.Annotations)
+//         copiedAnnotations = true
+//       }
+//       externalObj.Annotations[...] = json.Marshal(...)
+//     }
+func DropRoundTripHorizontalPodAutoscalerAnnotations(in map[string]string) (out map[string]string, copied bool) {
+	_, hasMetricsSpecs := in[MetricSpecsAnnotation]
+	_, hasBehaviorSpecs := in[BehaviorSpecsAnnotation]
+	_, hasMetricsStatuses := in[MetricStatusesAnnotation]
+	_, hasConditions := in[HorizontalPodAutoscalerConditionsAnnotation]
+	if hasMetricsSpecs || hasBehaviorSpecs || hasMetricsStatuses || hasConditions {
+		out = DeepCopyStringMap(in)
+		delete(out, MetricSpecsAnnotation)
+		delete(out, BehaviorSpecsAnnotation)
+		delete(out, MetricStatusesAnnotation)
+		delete(out, HorizontalPodAutoscalerConditionsAnnotation)
+		return out, true
+	}
+	return in, false
+}
+
+// DeepCopyStringMap returns a copy of the input map.
+// If input is nil, an empty map is returned.
+func DeepCopyStringMap(in map[string]string) map[string]string {
+	out := make(map[string]string, len(in))
+	for k, v := range in {
+		out[k] = v
+	}
+	return out
+}

vendor/k8s.io/kubernetes/pkg/apis/core/types.go

@@ -4250,7 +4250,7 @@ type PodLogOptions struct {
 	// If this value is in the future, no logs will be returned.
 	// Only one of sinceSeconds or sinceTime may be specified.
 	SinceTime *metav1.Time
-	// If true, add an RFC3339 or RFC3339Nano timestamp at the beginning of every line
+	// If true, add an RFC 3339 timestamp with 9 digits of fractional seconds at the beginning of every line
 	// of log output.
 	Timestamps bool
 	// If set, the number of lines from the end of the logs to show. If not specified,