Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/k8s.io/kubernetes/pkg/util/reflector/prometheus/BUILD

@@ -0,0 +1,29 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["prometheus.go"],
+    importpath = "k8s.io/kubernetes/pkg/util/reflector/prometheus",
+    deps = [
+        "//vendor/github.com/prometheus/client_golang/prometheus:go_default_library",
+        "//vendor/k8s.io/client-go/tools/cache:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)

vendor/k8s.io/kubernetes/pkg/util/reflector/prometheus/prometheus.go

@@ -0,0 +1,128 @@
+/*
+Copyright 2016 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 prometheus sets the cache DefaultMetricsFactory to produce
+// prometheus metrics. To use this package, you just have to import it.
+package prometheus
+
+import (
+	"k8s.io/client-go/tools/cache"
+
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+const reflectorSubsystem = "reflector"
+
+var (
+	listsTotal = prometheus.NewCounterVec(prometheus.CounterOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "lists_total",
+		Help:      "Total number of API lists done by the reflectors",
+	}, []string{"name"})
+
+	listsDuration = prometheus.NewSummaryVec(prometheus.SummaryOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "list_duration_seconds",
+		Help:      "How long an API list takes to return and decode for the reflectors",
+	}, []string{"name"})
+
+	itemsPerList = prometheus.NewSummaryVec(prometheus.SummaryOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "items_per_list",
+		Help:      "How many items an API list returns to the reflectors",
+	}, []string{"name"})
+
+	watchesTotal = prometheus.NewCounterVec(prometheus.CounterOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "watches_total",
+		Help:      "Total number of API watches done by the reflectors",
+	}, []string{"name"})
+
+	shortWatchesTotal = prometheus.NewCounterVec(prometheus.CounterOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "short_watches_total",
+		Help:      "Total number of short API watches done by the reflectors",
+	}, []string{"name"})
+
+	watchDuration = prometheus.NewSummaryVec(prometheus.SummaryOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "watch_duration_seconds",
+		Help:      "How long an API watch takes to return and decode for the reflectors",
+	}, []string{"name"})
+
+	itemsPerWatch = prometheus.NewSummaryVec(prometheus.SummaryOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "items_per_watch",
+		Help:      "How many items an API watch returns to the reflectors",
+	}, []string{"name"})
+
+	lastResourceVersion = prometheus.NewGaugeVec(prometheus.GaugeOpts{
+		Subsystem: reflectorSubsystem,
+		Name:      "last_resource_version",
+		Help:      "Last resource version seen for the reflectors",
+	}, []string{"name"})
+)
+
+func init() {
+	prometheus.MustRegister(listsTotal)
+	prometheus.MustRegister(listsDuration)
+	prometheus.MustRegister(itemsPerList)
+	prometheus.MustRegister(watchesTotal)
+	prometheus.MustRegister(shortWatchesTotal)
+	prometheus.MustRegister(watchDuration)
+	prometheus.MustRegister(itemsPerWatch)
+	prometheus.MustRegister(lastResourceVersion)
+
+	cache.SetReflectorMetricsProvider(prometheusMetricsProvider{})
+}
+
+type prometheusMetricsProvider struct{}
+
+func (prometheusMetricsProvider) NewListsMetric(name string) cache.CounterMetric {
+	return listsTotal.WithLabelValues(name)
+}
+
+// use summary to get averages and percentiles
+func (prometheusMetricsProvider) NewListDurationMetric(name string) cache.SummaryMetric {
+	return listsDuration.WithLabelValues(name)
+}
+
+// use summary to get averages and percentiles
+func (prometheusMetricsProvider) NewItemsInListMetric(name string) cache.SummaryMetric {
+	return itemsPerList.WithLabelValues(name)
+}
+
+func (prometheusMetricsProvider) NewWatchesMetric(name string) cache.CounterMetric {
+	return watchesTotal.WithLabelValues(name)
+}
+
+func (prometheusMetricsProvider) NewShortWatchesMetric(name string) cache.CounterMetric {
+	return shortWatchesTotal.WithLabelValues(name)
+}
+
+// use summary to get averages and percentiles
+func (prometheusMetricsProvider) NewWatchDurationMetric(name string) cache.SummaryMetric {
+	return watchDuration.WithLabelValues(name)
+}
+
+// use summary to get averages and percentiles
+func (prometheusMetricsProvider) NewItemsInWatchMetric(name string) cache.SummaryMetric {
+	return itemsPerWatch.WithLabelValues(name)
+}
+
+func (prometheusMetricsProvider) NewLastResourceVersionMetric(name string) cache.GaugeMetric {
+	return lastResourceVersion.WithLabelValues(name)
+}