Upgrade versions of vendored libs

2023-05-18 23:34:43 +03:00
parent 461ec78a7b
commit d90de40892
551 changed files with 36142 additions and 15606 deletions
--- a/vendor/github.com/prometheus/client_golang/prometheus/counter.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/counter.go
@@ -59,6 +59,18 @@ type ExemplarAdder interface {
 // CounterOpts is an alias for Opts. See there for doc comments.
 type CounterOpts Opts

+// CounterVecOpts bundles the options to create a CounterVec metric.
+// It is mandatory to set CounterOpts, see there for mandatory fields. VariableLabels
+// is optional and can safely be left to its default value.
+type CounterVecOpts struct {
+	CounterOpts
+
+	// VariableLabels are used to partition the metric vector by the given set
+	// of labels. Each label value will be constrained with the optional Contraint
+	// function, if provided.
+	VariableLabels ConstrainableLabels
+}
+
 // NewCounter creates a new Counter based on the provided CounterOpts.
 //
 // The returned implementation also implements ExemplarAdder. It is safe to
@@ -174,16 +186,24 @@ type CounterVec struct {
 // NewCounterVec creates a new CounterVec based on the provided CounterOpts and
 // partitioned by the given label names.
 func NewCounterVec(opts CounterOpts, labelNames []string) *CounterVec {
-	desc := NewDesc(
+	return V2.NewCounterVec(CounterVecOpts{
+		CounterOpts:    opts,
+		VariableLabels: UnconstrainedLabels(labelNames),
+	})
+}
+
+// NewCounterVec creates a new CounterVec based on the provided CounterVecOpts.
+func (v2) NewCounterVec(opts CounterVecOpts) *CounterVec {
+	desc := V2.NewDesc(
 		BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
 		opts.Help,
-		labelNames,
+		opts.VariableLabels,
 		opts.ConstLabels,
 	)
 	return &CounterVec{
 		MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
 			if len(lvs) != len(desc.variableLabels) {
-				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, lvs))
+				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.labelNames(), lvs))
 			}
 			result := &counter{desc: desc, labelPairs: MakeLabelPairs(desc, lvs), now: time.Now}
 			result.init(result) // Init self-collection.
@@ -246,7 +266,8 @@ func (v *CounterVec) GetMetricWith(labels Labels) (Counter, error) {
 // WithLabelValues works as GetMetricWithLabelValues, but panics where
 // GetMetricWithLabelValues would have returned an error. Not returning an
 // error allows shortcuts like
-//     myVec.WithLabelValues("404", "GET").Add(42)
+//
+//	myVec.WithLabelValues("404", "GET").Add(42)
 func (v *CounterVec) WithLabelValues(lvs ...string) Counter {
 	c, err := v.GetMetricWithLabelValues(lvs...)
 	if err != nil {
@@ -257,7 +278,8 @@ func (v *CounterVec) WithLabelValues(lvs ...string) Counter {

 // With works as GetMetricWith, but panics where GetMetricWithLabels would have
 // returned an error. Not returning an error allows shortcuts like
-//     myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42)
+//
+//	myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42)
 func (v *CounterVec) With(labels Labels) Counter {
 	c, err := v.GetMetricWith(labels)
 	if err != nil {
--- a/vendor/github.com/prometheus/client_golang/prometheus/desc.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/desc.go
@@ -14,20 +14,16 @@
 package prometheus

 import (
-	"errors"
 	"fmt"
 	"sort"
 	"strings"

-	"github.com/cespare/xxhash/v2"
-
 	"github.com/prometheus/client_golang/prometheus/internal"

-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"github.com/prometheus/common/model"
-
+	"github.com/cespare/xxhash/v2"
 	dto "github.com/prometheus/client_model/go"
+	"github.com/prometheus/common/model"
+	"google.golang.org/protobuf/proto"
 )

 // Desc is the descriptor used by every Prometheus Metric. It is essentially
@@ -54,9 +50,9 @@ type Desc struct {
 	// constLabelPairs contains precalculated DTO label pairs based on
 	// the constant labels.
 	constLabelPairs []*dto.LabelPair
-	// variableLabels contains names of labels for which the metric
-	// maintains variable values.
-	variableLabels []string
+	// variableLabels contains names of labels and normalization function for
+	// which the metric maintains variable values.
+	variableLabels ConstrainedLabels
 	// id is a hash of the values of the ConstLabels and fqName. This
 	// must be unique among all registered descriptors and can therefore be
 	// used as an identifier of the descriptor.
@@ -80,10 +76,24 @@ type Desc struct {
 // For constLabels, the label values are constant. Therefore, they are fully
 // specified in the Desc. See the Collector example for a usage pattern.
 func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *Desc {
+	return V2.NewDesc(fqName, help, UnconstrainedLabels(variableLabels), constLabels)
+}
+
+// NewDesc allocates and initializes a new Desc. Errors are recorded in the Desc
+// and will be reported on registration time. variableLabels and constLabels can
+// be nil if no such labels should be set. fqName must not be empty.
+//
+// variableLabels only contain the label names and normalization functions. Their
+// label values are variable and therefore not part of the Desc. (They are managed
+// within the Metric.)
+//
+// For constLabels, the label values are constant. Therefore, they are fully
+// specified in the Desc. See the Collector example for a usage pattern.
+func (v2) NewDesc(fqName, help string, variableLabels ConstrainableLabels, constLabels Labels) *Desc {
 	d := &Desc{
 		fqName:         fqName,
 		help:           help,
-		variableLabels: variableLabels,
+		variableLabels: variableLabels.constrainedLabels(),
 	}
 	if !model.IsValidMetricName(model.LabelValue(fqName)) {
 		d.err = fmt.Errorf("%q is not a valid metric name", fqName)
@@ -93,7 +103,7 @@ func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *
 	// their sorted label names) plus the fqName (at position 0).
 	labelValues := make([]string, 1, len(constLabels)+1)
 	labelValues[0] = fqName
-	labelNames := make([]string, 0, len(constLabels)+len(variableLabels))
+	labelNames := make([]string, 0, len(constLabels)+len(d.variableLabels))
 	labelNameSet := map[string]struct{}{}
 	// First add only the const label names and sort them...
 	for labelName := range constLabels {
@@ -118,16 +128,16 @@ func NewDesc(fqName, help string, variableLabels []string, constLabels Labels) *
 	// Now add the variable label names, but prefix them with something that
 	// cannot be in a regular label name. That prevents matching the label
 	// dimension with a different mix between preset and variable labels.
-	for _, labelName := range variableLabels {
-		if !checkLabelName(labelName) {
-			d.err = fmt.Errorf("%q is not a valid label name for metric %q", labelName, fqName)
+	for _, label := range d.variableLabels {
+		if !checkLabelName(label.Name) {
+			d.err = fmt.Errorf("%q is not a valid label name for metric %q", label.Name, fqName)
 			return d
 		}
-		labelNames = append(labelNames, "$"+labelName)
-		labelNameSet[labelName] = struct{}{}
+		labelNames = append(labelNames, "$"+label.Name)
+		labelNameSet[label.Name] = struct{}{}
 	}
 	if len(labelNames) != len(labelNameSet) {
-		d.err = errors.New("duplicate label names")
+		d.err = fmt.Errorf("duplicate label names in constant and variable labels for metric %q", fqName)
 		return d
 	}

--- a/vendor/github.com/prometheus/client_golang/prometheus/doc.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/doc.go
@@ -21,55 +21,66 @@
 // All exported functions and methods are safe to be used concurrently unless
 // specified otherwise.
 //
-// A Basic Example
+// # A Basic Example
 //
 // As a starting point, a very basic usage example:
 //
-//    package main
+//	package main
 //
-//    import (
-//    	"log"
-//    	"net/http"
+//	import (
+//		"log"
+//		"net/http"
 //
-//    	"github.com/prometheus/client_golang/prometheus"
-//    	"github.com/prometheus/client_golang/prometheus/promhttp"
-//    )
+//		"github.com/prometheus/client_golang/prometheus"
+//		"github.com/prometheus/client_golang/prometheus/promhttp"
+//	)
 //
-//    var (
-//    	cpuTemp = prometheus.NewGauge(prometheus.GaugeOpts{
-//    		Name: "cpu_temperature_celsius",
-//    		Help: "Current temperature of the CPU.",
-//    	})
-//    	hdFailures = prometheus.NewCounterVec(
-//    		prometheus.CounterOpts{
-//    			Name: "hd_errors_total",
-//    			Help: "Number of hard-disk errors.",
-//    		},
-//    		[]string{"device"},
-//    	)
-//    )
+//	type metrics struct {
+//		cpuTemp  prometheus.Gauge
+//		hdFailures *prometheus.CounterVec
+//	}
 //
-//    func init() {
-//    	// Metrics have to be registered to be exposed:
-//    	prometheus.MustRegister(cpuTemp)
-//    	prometheus.MustRegister(hdFailures)
-//    }
+//	func NewMetrics(reg prometheus.Registerer) *metrics {
+//		m := &metrics{
+//			cpuTemp: prometheus.NewGauge(prometheus.GaugeOpts{
+//				Name: "cpu_temperature_celsius",
+//				Help: "Current temperature of the CPU.",
+//			}),
+//			hdFailures: prometheus.NewCounterVec(
+//				prometheus.CounterOpts{
+//					Name: "hd_errors_total",
+//					Help: "Number of hard-disk errors.",
+//				},
+//				[]string{"device"},
+//			),
+//		}
+//		reg.MustRegister(m.cpuTemp)
+//		reg.MustRegister(m.hdFailures)
+//		return m
+//	}
 //
-//    func main() {
-//    	cpuTemp.Set(65.3)
-//    	hdFailures.With(prometheus.Labels{"device":"/dev/sda"}).Inc()
+//	func main() {
+//		// Create a non-global registry.
+//		reg := prometheus.NewRegistry()
 //
-//    	// The Handler function provides a default handler to expose metrics
-//    	// via an HTTP server. "/metrics" is the usual endpoint for that.
-//    	http.Handle("/metrics", promhttp.Handler())
-//    	log.Fatal(http.ListenAndServe(":8080", nil))
-//    }
+//		// Create new metrics and register them using the custom registry.
+//		m := NewMetrics(reg)
+//		// Set values for the new created metrics.
+//		m.cpuTemp.Set(65.3)
+//		m.hdFailures.With(prometheus.Labels{"device":"/dev/sda"}).Inc()
 //
+//		// Expose metrics and custom registry via an HTTP server
+//		// using the HandleFor function. "/metrics" is the usual endpoint for that.
+//		http.Handle("/metrics", promhttp.HandlerFor(reg, promhttp.HandlerOpts{Registry: reg}))
+//		log.Fatal(http.ListenAndServe(":8080", nil))
+//	}
 //
 // This is a complete program that exports two metrics, a Gauge and a Counter,
 // the latter with a label attached to turn it into a (one-dimensional) vector.
+// It register the metrics using a custom registry and exposes them via an HTTP server
+// on the /metrics endpoint.
 //
-// Metrics
+// # Metrics
 //
 // The number of exported identifiers in this package might appear a bit
 // overwhelming. However, in addition to the basic plumbing shown in the example
@@ -100,7 +111,7 @@
 // To create instances of Metrics and their vector versions, you need a suitable
 // …Opts struct, i.e. GaugeOpts, CounterOpts, SummaryOpts, or HistogramOpts.
 //
-// Custom Collectors and constant Metrics
+// # Custom Collectors and constant Metrics
 //
 // While you could create your own implementations of Metric, most likely you
 // will only ever implement the Collector interface on your own. At a first
@@ -141,7 +152,7 @@
 // a metric, GaugeFunc, CounterFunc, or UntypedFunc might be interesting
 // shortcuts.
 //
-// Advanced Uses of the Registry
+// # Advanced Uses of the Registry
 //
 // While MustRegister is the by far most common way of registering a Collector,
 // sometimes you might want to handle the errors the registration might cause.
@@ -176,23 +187,23 @@
 // NewProcessCollector). With a custom registry, you are in control and decide
 // yourself about the Collectors to register.
 //
-// HTTP Exposition
+// # HTTP Exposition
 //
 // The Registry implements the Gatherer interface. The caller of the Gather
 // method can then expose the gathered metrics in some way. Usually, the metrics
 // are served via HTTP on the /metrics endpoint. That's happening in the example
 // above. The tools to expose metrics via HTTP are in the promhttp sub-package.
 //
-// Pushing to the Pushgateway
+// # Pushing to the Pushgateway
 //
 // Function for pushing to the Pushgateway can be found in the push sub-package.
 //
-// Graphite Bridge
+// # Graphite Bridge
 //
 // Functions and examples to push metrics from a Gatherer to Graphite can be
 // found in the graphite sub-package.
 //
-// Other Means of Exposition
+// # Other Means of Exposition
 //
 // More ways of exposing metrics can easily be added by following the approaches
 // of the existing implementations.
--- a/vendor/github.com/prometheus/client_golang/prometheus/gauge.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/gauge.go
@@ -55,6 +55,18 @@ type Gauge interface {
 // GaugeOpts is an alias for Opts. See there for doc comments.
 type GaugeOpts Opts

+// GaugeVecOpts bundles the options to create a GaugeVec metric.
+// It is mandatory to set GaugeOpts, see there for mandatory fields. VariableLabels
+// is optional and can safely be left to its default value.
+type GaugeVecOpts struct {
+	GaugeOpts
+
+	// VariableLabels are used to partition the metric vector by the given set
+	// of labels. Each label value will be constrained with the optional Contraint
+	// function, if provided.
+	VariableLabels ConstrainableLabels
+}
+
 // NewGauge creates a new Gauge based on the provided GaugeOpts.
 //
 // The returned implementation is optimized for a fast Set method. If you have a
@@ -138,16 +150,24 @@ type GaugeVec struct {
 // NewGaugeVec creates a new GaugeVec based on the provided GaugeOpts and
 // partitioned by the given label names.
 func NewGaugeVec(opts GaugeOpts, labelNames []string) *GaugeVec {
-	desc := NewDesc(
+	return V2.NewGaugeVec(GaugeVecOpts{
+		GaugeOpts:      opts,
+		VariableLabels: UnconstrainedLabels(labelNames),
+	})
+}
+
+// NewGaugeVec creates a new GaugeVec based on the provided GaugeVecOpts.
+func (v2) NewGaugeVec(opts GaugeVecOpts) *GaugeVec {
+	desc := V2.NewDesc(
 		BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
 		opts.Help,
-		labelNames,
+		opts.VariableLabels,
 		opts.ConstLabels,
 	)
 	return &GaugeVec{
 		MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
 			if len(lvs) != len(desc.variableLabels) {
-				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, lvs))
+				panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.labelNames(), lvs))
 			}
 			result := &gauge{desc: desc, labelPairs: MakeLabelPairs(desc, lvs)}
 			result.init(result) // Init self-collection.
@@ -210,7 +230,8 @@ func (v *GaugeVec) GetMetricWith(labels Labels) (Gauge, error) {
 // WithLabelValues works as GetMetricWithLabelValues, but panics where
 // GetMetricWithLabelValues would have returned an error. Not returning an
 // error allows shortcuts like
-//     myVec.WithLabelValues("404", "GET").Add(42)
+//
+//	myVec.WithLabelValues("404", "GET").Add(42)
 func (v *GaugeVec) WithLabelValues(lvs ...string) Gauge {
 	g, err := v.GetMetricWithLabelValues(lvs...)
 	if err != nil {
@@ -221,7 +242,8 @@ func (v *GaugeVec) WithLabelValues(lvs ...string) Gauge {

 // With works as GetMetricWith, but panics where GetMetricWithLabels would have
 // returned an error. Not returning an error allows shortcuts like
-//     myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42)
+//
+//	myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Add(42)
 func (v *GaugeVec) With(labels Labels) Gauge {
 	g, err := v.GetMetricWith(labels)
 	if err != nil {
--- a/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/go_collector_latest.go
@@ -23,11 +23,10 @@ import (
 	"strings"
 	"sync"

-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	dto "github.com/prometheus/client_model/go"
-
 	"github.com/prometheus/client_golang/prometheus/internal"
+
+	dto "github.com/prometheus/client_model/go"
+	"google.golang.org/protobuf/proto"
 )

 const (
--- a/vendor/github.com/prometheus/client_golang/prometheus/histogram.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/histogram.go
--- a/vendor/github.com/prometheus/client_golang/prometheus/internal/almost_equal.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/internal/almost_equal.go
@@ -0,0 +1,60 @@
+// Copyright (c) 2015 Björn Rabenstein
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// The code in this package is copy/paste to avoid a dependency. Hence this file
+// carries the copyright of the original repo.
+// https://github.com/beorn7/floats
+package internal
+
+import (
+	"math"
+)
+
+// minNormalFloat64 is the smallest positive normal value of type float64.
+var minNormalFloat64 = math.Float64frombits(0x0010000000000000)
+
+// AlmostEqualFloat64 returns true if a and b are equal within a relative error
+// of epsilon. See http://floating-point-gui.de/errors/comparison/ for the
+// details of the applied method.
+func AlmostEqualFloat64(a, b, epsilon float64) bool {
+	if a == b {
+		return true
+	}
+	absA := math.Abs(a)
+	absB := math.Abs(b)
+	diff := math.Abs(a - b)
+	if a == 0 || b == 0 || absA+absB < minNormalFloat64 {
+		return diff < epsilon*minNormalFloat64
+	}
+	return diff/math.Min(absA+absB, math.MaxFloat64) < epsilon
+}
+
+// AlmostEqualFloat64s is the slice form of AlmostEqualFloat64.
+func AlmostEqualFloat64s(a, b []float64, epsilon float64) bool {
+	if len(a) != len(b) {
+		return false
+	}
+	for i := range a {
+		if !AlmostEqualFloat64(a[i], b[i], epsilon) {
+			return false
+		}
+	}
+	return true
+}
--- a/vendor/github.com/prometheus/client_golang/prometheus/internal/difflib.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/internal/difflib.go
@@ -201,12 +201,15 @@ func (m *SequenceMatcher) isBJunk(s string) bool {
 // If IsJunk is not defined:
 //
 // Return (i,j,k) such that a[i:i+k] is equal to b[j:j+k], where
-//     alo <= i <= i+k <= ahi
-//     blo <= j <= j+k <= bhi
+//
+//	alo <= i <= i+k <= ahi
+//	blo <= j <= j+k <= bhi
+//
 // and for all (i',j',k') meeting those conditions,
-//     k >= k'
-//     i <= i'
-//     and if i == i', j <= j'
+//
+//	k >= k'
+//	i <= i'
+//	and if i == i', j <= j'
 //
 // In other words, of all maximal matching blocks, return one that
 // starts earliest in a, and of all those maximal matching blocks that
--- a/vendor/github.com/prometheus/client_golang/prometheus/labels.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/labels.go
@@ -25,12 +25,85 @@ import (
 // Labels represents a collection of label name -> value mappings. This type is
 // commonly used with the With(Labels) and GetMetricWith(Labels) methods of
 // metric vector Collectors, e.g.:
-//     myVec.With(Labels{"code": "404", "method": "GET"}).Add(42)
+//
+//	myVec.With(Labels{"code": "404", "method": "GET"}).Add(42)
 //
 // The other use-case is the specification of constant label pairs in Opts or to
 // create a Desc.
 type Labels map[string]string

+// ConstrainedLabels represents a label name and its constrain function
+// to normalize label values. This type is commonly used when constructing
+// metric vector Collectors.
+type ConstrainedLabel struct {
+	Name       string
+	Constraint func(string) string
+}
+
+func (cl ConstrainedLabel) Constrain(v string) string {
+	if cl.Constraint == nil {
+		return v
+	}
+	return cl.Constraint(v)
+}
+
+// ConstrainableLabels is an interface that allows creating of labels that can
+// be optionally constrained.
+//
+//	prometheus.V2().NewCounterVec(CounterVecOpts{
+//	  CounterOpts: {...}, // Usual CounterOpts fields
+//	  VariableLabels: []ConstrainedLabels{
+//	    {Name: "A"},
+//	    {Name: "B", Constraint: func(v string) string { ... }},
+//	  },
+//	})
+type ConstrainableLabels interface {
+	constrainedLabels() ConstrainedLabels
+	labelNames() []string
+}
+
+// ConstrainedLabels represents a collection of label name -> constrain function
+// to normalize label values. This type is commonly used when constructing
+// metric vector Collectors.
+type ConstrainedLabels []ConstrainedLabel
+
+func (cls ConstrainedLabels) constrainedLabels() ConstrainedLabels {
+	return cls
+}
+
+func (cls ConstrainedLabels) labelNames() []string {
+	names := make([]string, len(cls))
+	for i, label := range cls {
+		names[i] = label.Name
+	}
+	return names
+}
+
+// UnconstrainedLabels represents collection of label without any constraint on
+// their value. Thus, it is simply a collection of label names.
+//
+//	UnconstrainedLabels([]string{ "A", "B" })
+//
+// is equivalent to
+//
+//	ConstrainedLabels {
+//	  { Name: "A" },
+//	  { Name: "B" },
+//	}
+type UnconstrainedLabels []string
+
+func (uls UnconstrainedLabels) constrainedLabels() ConstrainedLabels {
+	constrainedLabels := make([]ConstrainedLabel, len(uls))
+	for i, l := range uls {
+		constrainedLabels[i] = ConstrainedLabel{Name: l}
+	}
+	return constrainedLabels
+}
+
+func (uls UnconstrainedLabels) labelNames() []string {
+	return uls
+}
+
 // reservedLabelPrefix is a prefix which is not legal in user-supplied
 // label names.
 const reservedLabelPrefix = "__"
--- a/vendor/github.com/prometheus/client_golang/prometheus/metric.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/metric.go
@@ -20,11 +20,9 @@ import (
 	"strings"
 	"time"

-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"github.com/prometheus/common/model"
-
 	dto "github.com/prometheus/client_model/go"
+	"github.com/prometheus/common/model"
+	"google.golang.org/protobuf/proto"
 )

 var separatorByteSlice = []byte{model.SeparatorByte} // For convenient use with xxhash.
--- a/vendor/github.com/prometheus/client_golang/prometheus/registry.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/registry.go
@@ -21,18 +21,17 @@ import (
 	"path/filepath"
 	"runtime"
 	"sort"
+	"strconv"
 	"strings"
 	"sync"
 	"unicode/utf8"

-	"github.com/cespare/xxhash/v2"
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"github.com/prometheus/common/expfmt"
-
-	dto "github.com/prometheus/client_model/go"
-
 	"github.com/prometheus/client_golang/prometheus/internal"
+
+	"github.com/cespare/xxhash/v2"
+	dto "github.com/prometheus/client_model/go"
+	"github.com/prometheus/common/expfmt"
+	"google.golang.org/protobuf/proto"
 )

 const (
@@ -252,9 +251,12 @@ func (errs MultiError) MaybeUnwrap() error {
 }

 // Registry registers Prometheus collectors, collects their metrics, and gathers
-// them into MetricFamilies for exposition. It implements both Registerer and
-// Gatherer. The zero value is not usable. Create instances with NewRegistry or
-// NewPedanticRegistry.
+// them into MetricFamilies for exposition. It implements Registerer, Gatherer,
+// and Collector. The zero value is not usable. Create instances with
+// NewRegistry or NewPedanticRegistry.
+//
+// Registry implements Collector to allow it to be used for creating groups of
+// metrics. See the Grouping example for how this can be done.
 type Registry struct {
 	mtx                   sync.RWMutex
 	collectorsByID        map[uint64]Collector // ID is a hash of the descIDs.
@@ -556,6 +558,31 @@ func (r *Registry) Gather() ([]*dto.MetricFamily, error) {
 	return internal.NormalizeMetricFamilies(metricFamiliesByName), errs.MaybeUnwrap()
 }

+// Describe implements Collector.
+func (r *Registry) Describe(ch chan<- *Desc) {
+	r.mtx.RLock()
+	defer r.mtx.RUnlock()
+
+	// Only report the checked Collectors; unchecked collectors don't report any
+	// Desc.
+	for _, c := range r.collectorsByID {
+		c.Describe(ch)
+	}
+}
+
+// Collect implements Collector.
+func (r *Registry) Collect(ch chan<- Metric) {
+	r.mtx.RLock()
+	defer r.mtx.RUnlock()
+
+	for _, c := range r.collectorsByID {
+		c.Collect(ch)
+	}
+	for _, c := range r.uncheckedCollectors {
+		c.Collect(ch)
+	}
+}
+
 // WriteToTextfile calls Gather on the provided Gatherer, encodes the result in the
 // Prometheus text format, and writes it to a temporary file. Upon success, the
 // temporary file is renamed to the provided filename.
@@ -905,6 +932,10 @@ func checkMetricConsistency(
 		h.WriteString(lp.GetValue())
 		h.Write(separatorByteSlice)
 	}
+	if dtoMetric.TimestampMs != nil {
+		h.WriteString(strconv.FormatInt(*(dtoMetric.TimestampMs), 10))
+		h.Write(separatorByteSlice)
+	}
 	hSum := h.Sum64()
 	if _, exists := metricHashes[hSum]; exists {
 		return fmt.Errorf(
@@ -934,7 +965,7 @@ func checkDescConsistency(
 	copy(lpsFromDesc, desc.constLabelPairs)
 	for _, l := range desc.variableLabels {
 		lpsFromDesc = append(lpsFromDesc, &dto.LabelPair{
-			Name: proto.String(l),
+			Name: proto.String(l.Name),
 		})
 	}
 	if len(lpsFromDesc) != len(dtoMetric.Label) {
--- a/vendor/github.com/prometheus/client_golang/prometheus/summary.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/summary.go
@@ -22,11 +22,10 @@ import (
 	"sync/atomic"
 	"time"

-	"github.com/beorn7/perks/quantile"
-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-
 	dto "github.com/prometheus/client_model/go"
+
+	"github.com/beorn7/perks/quantile"
+	"google.golang.org/protobuf/proto"
 )

 // quantileLabel is used for the label that defines the quantile in a
@@ -148,6 +147,18 @@ type SummaryOpts struct {
 	BufCap uint32
 }

+// SummaryVecOpts bundles the options to create a SummaryVec metric.
+// It is mandatory to set SummaryOpts, see there for mandatory fields. VariableLabels
+// is optional and can safely be left to its default value.
+type SummaryVecOpts struct {
+	SummaryOpts
+
+	// VariableLabels are used to partition the metric vector by the given set
+	// of labels. Each label value will be constrained with the optional Contraint
+	// function, if provided.
+	VariableLabels ConstrainableLabels
+}
+
 // Problem with the sliding-window decay algorithm... The Merge method of
 // perk/quantile is actually not working as advertised - and it might be
 // unfixable, as the underlying algorithm is apparently not capable of merging
@@ -178,11 +189,11 @@ func NewSummary(opts SummaryOpts) Summary {

 func newSummary(desc *Desc, opts SummaryOpts, labelValues ...string) Summary {
 	if len(desc.variableLabels) != len(labelValues) {
-		panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels, labelValues))
+		panic(makeInconsistentCardinalityError(desc.fqName, desc.variableLabels.labelNames(), labelValues))
 	}

 	for _, n := range desc.variableLabels {
-		if n == quantileLabel {
+		if n.Name == quantileLabel {
 			panic(errQuantileLabelNotAllowed)
 		}
 	}
@@ -530,20 +541,28 @@ type SummaryVec struct {
 // it is handled by the Prometheus server internally, “quantile” is an illegal
 // label name. NewSummaryVec will panic if this label name is used.
 func NewSummaryVec(opts SummaryOpts, labelNames []string) *SummaryVec {
-	for _, ln := range labelNames {
+	return V2.NewSummaryVec(SummaryVecOpts{
+		SummaryOpts:    opts,
+		VariableLabels: UnconstrainedLabels(labelNames),
+	})
+}
+
+// NewSummaryVec creates a new SummaryVec based on the provided SummaryVecOpts.
+func (v2) NewSummaryVec(opts SummaryVecOpts) *SummaryVec {
+	for _, ln := range opts.VariableLabels.labelNames() {
 		if ln == quantileLabel {
 			panic(errQuantileLabelNotAllowed)
 		}
 	}
-	desc := NewDesc(
+	desc := V2.NewDesc(
 		BuildFQName(opts.Namespace, opts.Subsystem, opts.Name),
 		opts.Help,
-		labelNames,
+		opts.VariableLabels,
 		opts.ConstLabels,
 	)
 	return &SummaryVec{
 		MetricVec: NewMetricVec(desc, func(lvs ...string) Metric {
-			return newSummary(desc, opts, lvs...)
+			return newSummary(desc, opts.SummaryOpts, lvs...)
 		}),
 	}
 }
@@ -603,7 +622,8 @@ func (v *SummaryVec) GetMetricWith(labels Labels) (Observer, error) {
 // WithLabelValues works as GetMetricWithLabelValues, but panics where
 // GetMetricWithLabelValues would have returned an error. Not returning an
 // error allows shortcuts like
-//     myVec.WithLabelValues("404", "GET").Observe(42.21)
+//
+//	myVec.WithLabelValues("404", "GET").Observe(42.21)
 func (v *SummaryVec) WithLabelValues(lvs ...string) Observer {
 	s, err := v.GetMetricWithLabelValues(lvs...)
 	if err != nil {
@@ -614,7 +634,8 @@ func (v *SummaryVec) WithLabelValues(lvs ...string) Observer {

 // With works as GetMetricWith, but panics where GetMetricWithLabels would have
 // returned an error. Not returning an error allows shortcuts like
-//     myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Observe(42.21)
+//
+//	myVec.With(prometheus.Labels{"code": "404", "method": "GET"}).Observe(42.21)
 func (v *SummaryVec) With(labels Labels) Observer {
 	s, err := v.GetMetricWith(labels)
 	if err != nil {
@@ -701,7 +722,8 @@ func (s *constSummary) Write(out *dto.Metric) error {
 //
 // quantiles maps ranks to quantile values. For example, a median latency of
 // 0.23s and a 99th percentile latency of 0.56s would be expressed as:
-//     map[float64]float64{0.5: 0.23, 0.99: 0.56}
+//
+//	map[float64]float64{0.5: 0.23, 0.99: 0.56}
 //
 // NewConstSummary returns an error if the length of labelValues is not
 // consistent with the variable labels in Desc or if Desc is invalid.
--- a/vendor/github.com/prometheus/client_golang/prometheus/timer.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/timer.go
@@ -23,13 +23,24 @@ type Timer struct {
 }

 // NewTimer creates a new Timer. The provided Observer is used to observe a
-// duration in seconds. Timer is usually used to time a function call in the
+// duration in seconds. If the Observer implements ExemplarObserver, passing exemplar
+// later on will be also supported.
+// Timer is usually used to time a function call in the
 // following way:
-//    func TimeMe() {
-//        timer := NewTimer(myHistogram)
-//        defer timer.ObserveDuration()
-//        // Do actual work.
-//    }
+//
+//	func TimeMe() {
+//	    timer := NewTimer(myHistogram)
+//	    defer timer.ObserveDuration()
+//	    // Do actual work.
+//	}
+//
+// or
+//
+//	func TimeMeWithExemplar() {
+//		    timer := NewTimer(myHistogram)
+//		    defer timer.ObserveDurationWithExemplar(exemplar)
+//		    // Do actual work.
+//		}
 func NewTimer(o Observer) *Timer {
 	return &Timer{
 		begin:    time.Now(),
@@ -52,3 +63,19 @@ func (t *Timer) ObserveDuration() time.Duration {
 	}
 	return d
 }
+
+// ObserveDurationWithExemplar is like ObserveDuration, but it will also
+// observe exemplar with the duration unless exemplar is nil or provided Observer can't
+// be casted to ExemplarObserver.
+func (t *Timer) ObserveDurationWithExemplar(exemplar Labels) time.Duration {
+	d := time.Since(t.begin)
+	eo, ok := t.observer.(ExemplarObserver)
+	if ok && exemplar != nil {
+		eo.ObserveWithExemplar(d.Seconds(), exemplar)
+		return d
+	}
+	if t.observer != nil {
+		t.observer.Observe(d.Seconds())
+	}
+	return d
+}
--- a/vendor/github.com/prometheus/client_golang/prometheus/value.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/value.go
@@ -19,13 +19,11 @@ import (
 	"time"
 	"unicode/utf8"

-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
-	"google.golang.org/protobuf/types/known/timestamppb"
-
 	"github.com/prometheus/client_golang/prometheus/internal"

 	dto "github.com/prometheus/client_model/go"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/types/known/timestamppb"
 )

 // ValueType is an enumeration of metric types that represent a simple value.
@@ -188,9 +186,9 @@ func MakeLabelPairs(desc *Desc, labelValues []string) []*dto.LabelPair {
 		return desc.constLabelPairs
 	}
 	labelPairs := make([]*dto.LabelPair, 0, totalLen)
-	for i, n := range desc.variableLabels {
+	for i, l := range desc.variableLabels {
 		labelPairs = append(labelPairs, &dto.LabelPair{
-			Name:  proto.String(n),
+			Name:  proto.String(l.Name),
 			Value: proto.String(labelValues[i]),
 		})
 	}
--- a/vendor/github.com/prometheus/client_golang/prometheus/vec.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/vec.go
@@ -72,6 +72,7 @@ func NewMetricVec(desc *Desc, newMetric func(lvs ...string) Metric) *MetricVec {
 // with a performance overhead (for creating and processing the Labels map).
 // See also the CounterVec example.
 func (m *MetricVec) DeleteLabelValues(lvs ...string) bool {
+	lvs = constrainLabelValues(m.desc, lvs, m.curry)
 	h, err := m.hashLabelValues(lvs)
 	if err != nil {
 		return false
@@ -91,6 +92,7 @@ func (m *MetricVec) DeleteLabelValues(lvs ...string) bool {
 // This method is used for the same purpose as DeleteLabelValues(...string). See
 // there for pros and cons of the two methods.
 func (m *MetricVec) Delete(labels Labels) bool {
+	labels = constrainLabels(m.desc, labels)
 	h, err := m.hashLabels(labels)
 	if err != nil {
 		return false
@@ -106,6 +108,7 @@ func (m *MetricVec) Delete(labels Labels) bool {
 // Note that curried labels will never be matched if deleting from the curried vector.
 // To match curried labels with DeletePartialMatch, it must be called on the base vector.
 func (m *MetricVec) DeletePartialMatch(labels Labels) int {
+	labels = constrainLabels(m.desc, labels)
 	return m.metricMap.deleteByLabels(labels, m.curry)
 }

@@ -145,10 +148,10 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
 		iCurry   int
 	)
 	for i, label := range m.desc.variableLabels {
-		val, ok := labels[label]
+		val, ok := labels[label.Name]
 		if iCurry < len(oldCurry) && oldCurry[iCurry].index == i {
 			if ok {
-				return nil, fmt.Errorf("label name %q is already curried", label)
+				return nil, fmt.Errorf("label name %q is already curried", label.Name)
 			}
 			newCurry = append(newCurry, oldCurry[iCurry])
 			iCurry++
@@ -156,7 +159,7 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
 			if !ok {
 				continue // Label stays uncurried.
 			}
-			newCurry = append(newCurry, curriedLabelValue{i, val})
+			newCurry = append(newCurry, curriedLabelValue{i, label.Constrain(val)})
 		}
 	}
 	if l := len(oldCurry) + len(labels) - len(newCurry); l > 0 {
@@ -199,6 +202,7 @@ func (m *MetricVec) CurryWith(labels Labels) (*MetricVec, error) {
 // a wrapper around MetricVec, implementing a vector for a specific Metric
 // implementation, for example GaugeVec.
 func (m *MetricVec) GetMetricWithLabelValues(lvs ...string) (Metric, error) {
+	lvs = constrainLabelValues(m.desc, lvs, m.curry)
 	h, err := m.hashLabelValues(lvs)
 	if err != nil {
 		return nil, err
@@ -224,6 +228,7 @@ func (m *MetricVec) GetMetricWithLabelValues(lvs ...string) (Metric, error) {
 // around MetricVec, implementing a vector for a specific Metric implementation,
 // for example GaugeVec.
 func (m *MetricVec) GetMetricWith(labels Labels) (Metric, error) {
+	labels = constrainLabels(m.desc, labels)
 	h, err := m.hashLabels(labels)
 	if err != nil {
 		return nil, err
@@ -266,16 +271,16 @@ func (m *MetricVec) hashLabels(labels Labels) (uint64, error) {
 		iCurry int
 	)
 	for i, label := range m.desc.variableLabels {
-		val, ok := labels[label]
+		val, ok := labels[label.Name]
 		if iCurry < len(curry) && curry[iCurry].index == i {
 			if ok {
-				return 0, fmt.Errorf("label name %q is already curried", label)
+				return 0, fmt.Errorf("label name %q is already curried", label.Name)
 			}
 			h = m.hashAdd(h, curry[iCurry].value)
 			iCurry++
 		} else {
 			if !ok {
-				return 0, fmt.Errorf("label name %q missing in label map", label)
+				return 0, fmt.Errorf("label name %q missing in label map", label.Name)
 			}
 			h = m.hashAdd(h, val)
 		}
@@ -453,7 +458,7 @@ func valueMatchesVariableOrCurriedValue(targetValue string, index int, values []
 func matchPartialLabels(desc *Desc, values []string, labels Labels, curry []curriedLabelValue) bool {
 	for l, v := range labels {
 		// Check if the target label exists in our metrics and get the index.
-		varLabelIndex, validLabel := indexOf(l, desc.variableLabels)
+		varLabelIndex, validLabel := indexOf(l, desc.variableLabels.labelNames())
 		if validLabel {
 			// Check the value of that label against the target value.
 			// We don't consider curried values in partial matches.
@@ -605,7 +610,7 @@ func matchLabels(desc *Desc, values []string, labels Labels, curry []curriedLabe
 			iCurry++
 			continue
 		}
-		if values[i] != labels[k] {
+		if values[i] != labels[k.Name] {
 			return false
 		}
 	}
@@ -621,7 +626,7 @@ func extractLabelValues(desc *Desc, labels Labels, curry []curriedLabelValue) []
 			iCurry++
 			continue
 		}
-		labelValues[i] = labels[k]
+		labelValues[i] = labels[k.Name]
 	}
 	return labelValues
 }
@@ -640,3 +645,34 @@ func inlineLabelValues(lvs []string, curry []curriedLabelValue) []string {
 	}
 	return labelValues
 }
+
+func constrainLabels(desc *Desc, labels Labels) Labels {
+	constrainedValues := make(Labels, len(labels))
+	for l, v := range labels {
+		if i, ok := indexOf(l, desc.variableLabels.labelNames()); ok {
+			constrainedValues[l] = desc.variableLabels[i].Constrain(v)
+			continue
+		}
+		constrainedValues[l] = v
+	}
+	return constrainedValues
+}
+
+func constrainLabelValues(desc *Desc, lvs []string, curry []curriedLabelValue) []string {
+	constrainedValues := make([]string, len(lvs))
+	var iCurry, iLVs int
+	for i := 0; i < len(lvs)+len(curry); i++ {
+		if iCurry < len(curry) && curry[iCurry].index == i {
+			iCurry++
+			continue
+		}
+
+		if i < len(desc.variableLabels) {
+			constrainedValues[iLVs] = desc.variableLabels[i].Constrain(lvs[iLVs])
+		} else {
+			constrainedValues[iLVs] = lvs[iLVs]
+		}
+		iLVs++
+	}
+	return constrainedValues
+}
--- a/vendor/github.com/prometheus/client_golang/prometheus/vnext.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/vnext.go
@@ -0,0 +1,23 @@
+// Copyright 2022 The Prometheus 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
+
+type v2 struct{}
+
+// V2 is a struct that can be referenced to access experimental API that might
+// be present in v2 of client golang someday. It offers extended functionality
+// of v1 with slightly changed API. It is acceptable to use some pieces from v1
+// and e.g `prometheus.NewGauge` and some from v2 e.g. `prometheus.V2.NewDesc`
+// in the same codebase.
+var V2 = v2{}
--- a/vendor/github.com/prometheus/client_golang/prometheus/wrap.go
+++ b/vendor/github.com/prometheus/client_golang/prometheus/wrap.go
@@ -17,12 +17,10 @@ import (
 	"fmt"
 	"sort"

-	//nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
-	"github.com/golang/protobuf/proto"
+	"github.com/prometheus/client_golang/prometheus/internal"

 	dto "github.com/prometheus/client_model/go"
-
-	"github.com/prometheus/client_golang/prometheus/internal"
+	"google.golang.org/protobuf/proto"
 )

 // WrapRegistererWith returns a Registerer wrapping the provided
@@ -206,7 +204,7 @@ func wrapDesc(desc *Desc, prefix string, labels Labels) *Desc {
 		constLabels[ln] = lv
 	}
 	// NewDesc will do remaining validations.
-	newDesc := NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels)
+	newDesc := V2.NewDesc(prefix+desc.fqName, desc.help, desc.variableLabels, constLabels)
 	// Propagate errors if there was any. This will override any errer
 	// created by NewDesc above, i.e. earlier errors get precedence.
 	if desc.err != nil {
--- a/vendor/github.com/prometheus/client_model/go/metrics.pb.go
+++ b/vendor/github.com/prometheus/client_model/go/metrics.pb.go
--- a/vendor/github.com/prometheus/common/expfmt/decode.go
+++ b/vendor/github.com/prometheus/common/expfmt/decode.go
@@ -115,32 +115,31 @@ func (d *protoDecoder) Decode(v *dto.MetricFamily) error {
 // textDecoder implements the Decoder interface for the text protocol.
 type textDecoder struct {
 	r    io.Reader
-	p    TextParser
-	fams []*dto.MetricFamily
+	fams map[string]*dto.MetricFamily
+	err  error
 }

 // Decode implements the Decoder interface.
 func (d *textDecoder) Decode(v *dto.MetricFamily) error {
-	// TODO(fabxc): Wrap this as a line reader to make streaming safer.
-	if len(d.fams) == 0 {
-		// No cached metric families, read everything and parse metrics.
-		fams, err := d.p.TextToMetricFamilies(d.r)
-		if err != nil {
-			return err
-		}
-		if len(fams) == 0 {
-			return io.EOF
-		}
-		d.fams = make([]*dto.MetricFamily, 0, len(fams))
-		for _, f := range fams {
-			d.fams = append(d.fams, f)
+	if d.err == nil {
+		// Read all metrics in one shot.
+		var p TextParser
+		d.fams, d.err = p.TextToMetricFamilies(d.r)
+		// If we don't get an error, store io.EOF for the end.
+		if d.err == nil {
+			d.err = io.EOF
 		}
 	}
-
-	*v = *d.fams[0]
-	d.fams = d.fams[1:]
-
-	return nil
+	// Pick off one MetricFamily per Decode until there's nothing left.
+	for key, fam := range d.fams {
+		v.Name = fam.Name
+		v.Help = fam.Help
+		v.Type = fam.Type
+		v.Metric = fam.Metric
+		delete(d.fams, key)
+		return nil
+	}
+	return d.err
 }

 // SampleDecoder wraps a Decoder to extract samples from the metric families
--- a/vendor/github.com/prometheus/common/expfmt/encode.go
+++ b/vendor/github.com/prometheus/common/expfmt/encode.go
@@ -18,9 +18,9 @@ import (
 	"io"
 	"net/http"

-	"github.com/golang/protobuf/proto" //nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
 	"github.com/matttproud/golang_protobuf_extensions/pbutil"
 	"github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg"
+	"google.golang.org/protobuf/encoding/prototext"

 	dto "github.com/prometheus/client_model/go"
 )
@@ -99,8 +99,11 @@ func NegotiateIncludingOpenMetrics(h http.Header) Format {
 		if ac.Type == "text" && ac.SubType == "plain" && (ver == TextVersion || ver == "") {
 			return FmtText
 		}
-		if ac.Type+"/"+ac.SubType == OpenMetricsType && (ver == OpenMetricsVersion || ver == "") {
-			return FmtOpenMetrics
+		if ac.Type+"/"+ac.SubType == OpenMetricsType && (ver == OpenMetricsVersion_0_0_1 || ver == OpenMetricsVersion_1_0_0 || ver == "") {
+			if ver == OpenMetricsVersion_1_0_0 {
+				return FmtOpenMetrics_1_0_0
+			}
+			return FmtOpenMetrics_0_0_1
 		}
 	}
 	return FmtText
@@ -133,7 +136,7 @@ func NewEncoder(w io.Writer, format Format) Encoder {
 	case FmtProtoText:
 		return encoderCloser{
 			encode: func(v *dto.MetricFamily) error {
-				_, err := fmt.Fprintln(w, proto.MarshalTextString(v))
+				_, err := fmt.Fprintln(w, prototext.Format(v))
 				return err
 			},
 			close: func() error { return nil },
@@ -146,7 +149,7 @@ func NewEncoder(w io.Writer, format Format) Encoder {
 			},
 			close: func() error { return nil },
 		}
-	case FmtOpenMetrics:
+	case FmtOpenMetrics_0_0_1, FmtOpenMetrics_1_0_0:
 		return encoderCloser{
 			encode: func(v *dto.MetricFamily) error {
 				_, err := MetricFamilyToOpenMetrics(w, v)
--- a/vendor/github.com/prometheus/common/expfmt/expfmt.go
+++ b/vendor/github.com/prometheus/common/expfmt/expfmt.go
@@ -19,20 +19,22 @@ type Format string

 // Constants to assemble the Content-Type values for the different wire protocols.
 const (
-	TextVersion        = "0.0.4"
-	ProtoType          = `application/vnd.google.protobuf`
-	ProtoProtocol      = `io.prometheus.client.MetricFamily`
-	ProtoFmt           = ProtoType + "; proto=" + ProtoProtocol + ";"
-	OpenMetricsType    = `application/openmetrics-text`
-	OpenMetricsVersion = "0.0.1"
+	TextVersion              = "0.0.4"
+	ProtoType                = `application/vnd.google.protobuf`
+	ProtoProtocol            = `io.prometheus.client.MetricFamily`
+	ProtoFmt                 = ProtoType + "; proto=" + ProtoProtocol + ";"
+	OpenMetricsType          = `application/openmetrics-text`
+	OpenMetricsVersion_0_0_1 = "0.0.1"
+	OpenMetricsVersion_1_0_0 = "1.0.0"

 	// The Content-Type values for the different wire protocols.
-	FmtUnknown      Format = `<unknown>`
-	FmtText         Format = `text/plain; version=` + TextVersion + `; charset=utf-8`
-	FmtProtoDelim   Format = ProtoFmt + ` encoding=delimited`
-	FmtProtoText    Format = ProtoFmt + ` encoding=text`
-	FmtProtoCompact Format = ProtoFmt + ` encoding=compact-text`
-	FmtOpenMetrics  Format = OpenMetricsType + `; version=` + OpenMetricsVersion + `; charset=utf-8`
+	FmtUnknown           Format = `<unknown>`
+	FmtText              Format = `text/plain; version=` + TextVersion + `; charset=utf-8`
+	FmtProtoDelim        Format = ProtoFmt + ` encoding=delimited`
+	FmtProtoText         Format = ProtoFmt + ` encoding=text`
+	FmtProtoCompact      Format = ProtoFmt + ` encoding=compact-text`
+	FmtOpenMetrics_1_0_0 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_1_0_0 + `; charset=utf-8`
+	FmtOpenMetrics_0_0_1 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_0_0_1 + `; charset=utf-8`
 )

 const (
--- a/vendor/github.com/prometheus/common/expfmt/fuzz.go
+++ b/vendor/github.com/prometheus/common/expfmt/fuzz.go
@@ -21,8 +21,8 @@ import "bytes"

 // Fuzz text metric parser with with github.com/dvyukov/go-fuzz:
 //
-//     go-fuzz-build github.com/prometheus/common/expfmt
-//     go-fuzz -bin expfmt-fuzz.zip -workdir fuzz
+//	go-fuzz-build github.com/prometheus/common/expfmt
+//	go-fuzz -bin expfmt-fuzz.zip -workdir fuzz
 //
 // Further input samples should go in the folder fuzz/corpus.
 func Fuzz(in []byte) int {
--- a/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go
+++ b/vendor/github.com/prometheus/common/expfmt/openmetrics_create.go
@@ -46,20 +46,20 @@ import (
 // missing features and peculiarities to avoid complications when switching from
 // Prometheus to OpenMetrics or vice versa:
 //
-// - Counters are expected to have the `_total` suffix in their metric name. In
-//   the output, the suffix will be truncated from the `# TYPE` and `# HELP`
-//   line. A counter with a missing `_total` suffix is not an error. However,
-//   its type will be set to `unknown` in that case to avoid invalid OpenMetrics
-//   output.
+//   - Counters are expected to have the `_total` suffix in their metric name. In
+//     the output, the suffix will be truncated from the `# TYPE` and `# HELP`
+//     line. A counter with a missing `_total` suffix is not an error. However,
+//     its type will be set to `unknown` in that case to avoid invalid OpenMetrics
+//     output.
 //
-// - No support for the following (optional) features: `# UNIT` line, `_created`
-//   line, info type, stateset type, gaugehistogram type.
+//   - No support for the following (optional) features: `# UNIT` line, `_created`
+//     line, info type, stateset type, gaugehistogram type.
 //
-// - The size of exemplar labels is not checked (i.e. it's possible to create
-//   exemplars that are larger than allowed by the OpenMetrics specification).
+//   - The size of exemplar labels is not checked (i.e. it's possible to create
+//     exemplars that are larger than allowed by the OpenMetrics specification).
 //
-// - The value of Counters is not checked. (OpenMetrics doesn't allow counters
-//   with a `NaN` value.)
+//   - The value of Counters is not checked. (OpenMetrics doesn't allow counters
+//     with a `NaN` value.)
 func MetricFamilyToOpenMetrics(out io.Writer, in *dto.MetricFamily) (written int, err error) {
 	name := in.GetName()
 	if name == "" {
--- a/vendor/github.com/prometheus/common/expfmt/text_create.go
+++ b/vendor/github.com/prometheus/common/expfmt/text_create.go
@@ -17,7 +17,6 @@ import (
 	"bufio"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"math"
 	"strconv"
 	"strings"
@@ -44,7 +43,7 @@ const (
 var (
 	bufPool = sync.Pool{
 		New: func() interface{} {
-			return bufio.NewWriter(ioutil.Discard)
+			return bufio.NewWriter(io.Discard)
 		},
 	}
 	numBufPool = sync.Pool{
--- a/vendor/github.com/prometheus/common/expfmt/text_parse.go
+++ b/vendor/github.com/prometheus/common/expfmt/text_parse.go
@@ -24,8 +24,8 @@ import (

 	dto "github.com/prometheus/client_model/go"

-	"github.com/golang/protobuf/proto" //nolint:staticcheck // Ignore SA1019. Need to keep deprecated package for compatibility.
 	"github.com/prometheus/common/model"
+	"google.golang.org/protobuf/proto"
 )

 // A stateFn is a function that represents a state in a state machine. By
@@ -142,9 +142,13 @@ func (p *TextParser) reset(in io.Reader) {
 func (p *TextParser) startOfLine() stateFn {
 	p.lineCount++
 	if p.skipBlankTab(); p.err != nil {
-		// End of input reached. This is the only case where
-		// that is not an error but a signal that we are done.
-		p.err = nil
+		// This is the only place that we expect to see io.EOF,
+		// which is not an error but the signal that we are done.
+		// Any other error that happens to align with the start of
+		// a line is still an error.
+		if p.err == io.EOF {
+			p.err = nil
+		}
 		return nil
 	}
 	switch p.currentByte {
--- a/vendor/github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg/autoneg.go
+++ b/vendor/github.com/prometheus/common/internal/bitbucket.org/ww/goautoneg/autoneg.go
@@ -11,18 +11,18 @@ Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
 met:

-    Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer.
+	Redistributions of source code must retain the above copyright
+	notice, this list of conditions and the following disclaimer.

-    Redistributions in binary form must reproduce the above copyright
-    notice, this list of conditions and the following disclaimer in
-    the documentation and/or other materials provided with the
-    distribution.
+	Redistributions in binary form must reproduce the above copyright
+	notice, this list of conditions and the following disclaimer in
+	the documentation and/or other materials provided with the
+	distribution.

-    Neither the name of the Open Knowledge Foundation Ltd. nor the
-    names of its contributors may be used to endorse or promote
-    products derived from this software without specific prior written
-    permission.
+	Neither the name of the Open Knowledge Foundation Ltd. nor the
+	names of its contributors may be used to endorse or promote
+	products derived from this software without specific prior written
+	permission.

 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
@@ -35,8 +35,6 @@ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
 */
 package goautoneg

--- a/vendor/github.com/prometheus/common/model/time.go
+++ b/vendor/github.com/prometheus/common/model/time.go
@@ -18,7 +18,6 @@ import (
 	"errors"
 	"fmt"
 	"math"
-	"regexp"
 	"strconv"
 	"strings"
 	"time"
@@ -183,54 +182,78 @@ func (d *Duration) Type() string {
 	return "duration"
 }

-var durationRE = regexp.MustCompile("^(([0-9]+)y)?(([0-9]+)w)?(([0-9]+)d)?(([0-9]+)h)?(([0-9]+)m)?(([0-9]+)s)?(([0-9]+)ms)?$")
+func isdigit(c byte) bool { return c >= '0' && c <= '9' }
+
+// Units are required to go in order from biggest to smallest.
+// This guards against confusion from "1m1d" being 1 minute + 1 day, not 1 month + 1 day.
+var unitMap = map[string]struct {
+	pos  int
+	mult uint64
+}{
+	"ms": {7, uint64(time.Millisecond)},
+	"s":  {6, uint64(time.Second)},
+	"m":  {5, uint64(time.Minute)},
+	"h":  {4, uint64(time.Hour)},
+	"d":  {3, uint64(24 * time.Hour)},
+	"w":  {2, uint64(7 * 24 * time.Hour)},
+	"y":  {1, uint64(365 * 24 * time.Hour)},
+}

 // ParseDuration parses a string into a time.Duration, assuming that a year
 // always has 365d, a week always has 7d, and a day always has 24h.
-func ParseDuration(durationStr string) (Duration, error) {
-	switch durationStr {
+func ParseDuration(s string) (Duration, error) {
+	switch s {
 	case "0":
 		// Allow 0 without a unit.
 		return 0, nil
 	case "":
 		return 0, errors.New("empty duration string")
 	}
-	matches := durationRE.FindStringSubmatch(durationStr)
-	if matches == nil {
-		return 0, fmt.Errorf("not a valid duration string: %q", durationStr)
-	}
-	var dur time.Duration

-	// Parse the match at pos `pos` in the regex and use `mult` to turn that
-	// into ms, then add that value to the total parsed duration.
-	var overflowErr error
-	m := func(pos int, mult time.Duration) {
-		if matches[pos] == "" {
-			return
+	orig := s
+	var dur uint64
+	lastUnitPos := 0
+
+	for s != "" {
+		if !isdigit(s[0]) {
+			return 0, fmt.Errorf("not a valid duration string: %q", orig)
 		}
-		n, _ := strconv.Atoi(matches[pos])
+		// Consume [0-9]*
+		i := 0
+		for ; i < len(s) && isdigit(s[i]); i++ {
+		}
+		v, err := strconv.ParseUint(s[:i], 10, 0)
+		if err != nil {
+			return 0, fmt.Errorf("not a valid duration string: %q", orig)
+		}
+		s = s[i:]

+		// Consume unit.
+		for i = 0; i < len(s) && !isdigit(s[i]); i++ {
+		}
+		if i == 0 {
+			return 0, fmt.Errorf("not a valid duration string: %q", orig)
+		}
+		u := s[:i]
+		s = s[i:]
+		unit, ok := unitMap[u]
+		if !ok {
+			return 0, fmt.Errorf("unknown unit %q in duration %q", u, orig)
+		}
+		if unit.pos <= lastUnitPos { // Units must go in order from biggest to smallest.
+			return 0, fmt.Errorf("not a valid duration string: %q", orig)
+		}
+		lastUnitPos = unit.pos
 		// Check if the provided duration overflows time.Duration (> ~ 290years).
-		if n > int((1<<63-1)/mult/time.Millisecond) {
-			overflowErr = errors.New("duration out of range")
+		if v > 1<<63/unit.mult {
+			return 0, errors.New("duration out of range")
 		}
-		d := time.Duration(n) * time.Millisecond
-		dur += d * mult
-
-		if dur < 0 {
-			overflowErr = errors.New("duration out of range")
+		dur += v * unit.mult
+		if dur > 1<<63-1 {
+			return 0, errors.New("duration out of range")
 		}
 	}
-
-	m(2, 1000*60*60*24*365) // y
-	m(4, 1000*60*60*24*7)   // w
-	m(6, 1000*60*60*24)     // d
-	m(8, 1000*60*60)        // h
-	m(10, 1000*60)          // m
-	m(12, 1000)             // s
-	m(14, 1)                // ms
-
-	return Duration(dur), overflowErr
+	return Duration(dur), nil
 }

 func (d Duration) String() string {
--- a/vendor/github.com/prometheus/common/model/value.go
+++ b/vendor/github.com/prometheus/common/model/value.go
@@ -16,20 +16,12 @@ package model
 import (
 	"encoding/json"
 	"fmt"
-	"math"
 	"sort"
 	"strconv"
 	"strings"
 )

 var (
-	// ZeroSamplePair is the pseudo zero-value of SamplePair used to signal a
-	// non-existing sample pair. It is a SamplePair with timestamp Earliest and
-	// value 0.0. Note that the natural zero value of SamplePair has a timestamp
-	// of 0, which is possible to appear in a real SamplePair and thus not
-	// suitable to signal a non-existing SamplePair.
-	ZeroSamplePair = SamplePair{Timestamp: Earliest}
-
 	// ZeroSample is the pseudo zero-value of Sample used to signal a
 	// non-existing sample. It is a Sample with timestamp Earliest, value 0.0,
 	// and metric nil. Note that the natural zero value of Sample has a timestamp
@@ -38,82 +30,14 @@ var (
 	ZeroSample = Sample{Timestamp: Earliest}
 )

-// A SampleValue is a representation of a value for a given sample at a given
-// time.
-type SampleValue float64
-
-// MarshalJSON implements json.Marshaler.
-func (v SampleValue) MarshalJSON() ([]byte, error) {
-	return json.Marshal(v.String())
-}
-
-// UnmarshalJSON implements json.Unmarshaler.
-func (v *SampleValue) UnmarshalJSON(b []byte) error {
-	if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' {
-		return fmt.Errorf("sample value must be a quoted string")
-	}
-	f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64)
-	if err != nil {
-		return err
-	}
-	*v = SampleValue(f)
-	return nil
-}
-
-// Equal returns true if the value of v and o is equal or if both are NaN. Note
-// that v==o is false if both are NaN. If you want the conventional float
-// behavior, use == to compare two SampleValues.
-func (v SampleValue) Equal(o SampleValue) bool {
-	if v == o {
-		return true
-	}
-	return math.IsNaN(float64(v)) && math.IsNaN(float64(o))
-}
-
-func (v SampleValue) String() string {
-	return strconv.FormatFloat(float64(v), 'f', -1, 64)
-}
-
-// SamplePair pairs a SampleValue with a Timestamp.
-type SamplePair struct {
-	Timestamp Time
-	Value     SampleValue
-}
-
-// MarshalJSON implements json.Marshaler.
-func (s SamplePair) MarshalJSON() ([]byte, error) {
-	t, err := json.Marshal(s.Timestamp)
-	if err != nil {
-		return nil, err
-	}
-	v, err := json.Marshal(s.Value)
-	if err != nil {
-		return nil, err
-	}
-	return []byte(fmt.Sprintf("[%s,%s]", t, v)), nil
-}
-
-// UnmarshalJSON implements json.Unmarshaler.
-func (s *SamplePair) UnmarshalJSON(b []byte) error {
-	v := [...]json.Unmarshaler{&s.Timestamp, &s.Value}
-	return json.Unmarshal(b, &v)
-}
-
-// Equal returns true if this SamplePair and o have equal Values and equal
-// Timestamps. The semantics of Value equality is defined by SampleValue.Equal.
-func (s *SamplePair) Equal(o *SamplePair) bool {
-	return s == o || (s.Value.Equal(o.Value) && s.Timestamp.Equal(o.Timestamp))
-}
-
-func (s SamplePair) String() string {
-	return fmt.Sprintf("%s @[%s]", s.Value, s.Timestamp)
-}
-
-// Sample is a sample pair associated with a metric.
+// Sample is a sample pair associated with a metric. A single sample must either
+// define Value or Histogram but not both. Histogram == nil implies the Value
+// field is used, otherwise it should be ignored.
 type Sample struct {
-	Metric    Metric      `json:"metric"`
-	Value     SampleValue `json:"value"`
-	Timestamp Time        `json:"timestamp"`
+	Metric    Metric           `json:"metric"`
+	Value     SampleValue      `json:"value"`
+	Timestamp Time             `json:"timestamp"`
+	Histogram *SampleHistogram `json:"histogram"`
 }

 // Equal compares first the metrics, then the timestamp, then the value. The
@@ -129,11 +53,19 @@ func (s *Sample) Equal(o *Sample) bool {
 	if !s.Timestamp.Equal(o.Timestamp) {
 		return false
 	}
-
+	if s.Histogram != nil {
+		return s.Histogram.Equal(o.Histogram)
+	}
 	return s.Value.Equal(o.Value)
 }

 func (s Sample) String() string {
+	if s.Histogram != nil {
+		return fmt.Sprintf("%s => %s", s.Metric, SampleHistogramPair{
+			Timestamp: s.Timestamp,
+			Histogram: s.Histogram,
+		})
+	}
 	return fmt.Sprintf("%s => %s", s.Metric, SamplePair{
 		Timestamp: s.Timestamp,
 		Value:     s.Value,
@@ -142,6 +74,19 @@ func (s Sample) String() string {

 // MarshalJSON implements json.Marshaler.
 func (s Sample) MarshalJSON() ([]byte, error) {
+	if s.Histogram != nil {
+		v := struct {
+			Metric    Metric              `json:"metric"`
+			Histogram SampleHistogramPair `json:"histogram"`
+		}{
+			Metric: s.Metric,
+			Histogram: SampleHistogramPair{
+				Timestamp: s.Timestamp,
+				Histogram: s.Histogram,
+			},
+		}
+		return json.Marshal(&v)
+	}
 	v := struct {
 		Metric Metric     `json:"metric"`
 		Value  SamplePair `json:"value"`
@@ -152,21 +97,25 @@ func (s Sample) MarshalJSON() ([]byte, error) {
 			Value:     s.Value,
 		},
 	}
-
 	return json.Marshal(&v)
 }

 // UnmarshalJSON implements json.Unmarshaler.
 func (s *Sample) UnmarshalJSON(b []byte) error {
 	v := struct {
-		Metric Metric     `json:"metric"`
-		Value  SamplePair `json:"value"`
+		Metric    Metric              `json:"metric"`
+		Value     SamplePair          `json:"value"`
+		Histogram SampleHistogramPair `json:"histogram"`
 	}{
 		Metric: s.Metric,
 		Value: SamplePair{
 			Timestamp: s.Timestamp,
 			Value:     s.Value,
 		},
+		Histogram: SampleHistogramPair{
+			Timestamp: s.Timestamp,
+			Histogram: s.Histogram,
+		},
 	}

 	if err := json.Unmarshal(b, &v); err != nil {
@@ -174,8 +123,13 @@ func (s *Sample) UnmarshalJSON(b []byte) error {
 	}

 	s.Metric = v.Metric
-	s.Timestamp = v.Value.Timestamp
-	s.Value = v.Value.Value
+	if v.Histogram.Histogram != nil {
+		s.Timestamp = v.Histogram.Timestamp
+		s.Histogram = v.Histogram.Histogram
+	} else {
+		s.Timestamp = v.Value.Timestamp
+		s.Value = v.Value.Value
+	}

 	return nil
 }
@@ -221,80 +175,76 @@ func (s Samples) Equal(o Samples) bool {

 // SampleStream is a stream of Values belonging to an attached COWMetric.
 type SampleStream struct {
-	Metric Metric       `json:"metric"`
-	Values []SamplePair `json:"values"`
+	Metric     Metric                `json:"metric"`
+	Values     []SamplePair          `json:"values"`
+	Histograms []SampleHistogramPair `json:"histograms"`
 }

 func (ss SampleStream) String() string {
-	vals := make([]string, len(ss.Values))
+	valuesLength := len(ss.Values)
+	vals := make([]string, valuesLength+len(ss.Histograms))
 	for i, v := range ss.Values {
 		vals[i] = v.String()
 	}
+	for i, v := range ss.Histograms {
+		vals[i+valuesLength] = v.String()
+	}
 	return fmt.Sprintf("%s =>\n%s", ss.Metric, strings.Join(vals, "\n"))
 }

-// Value is a generic interface for values resulting from a query evaluation.
-type Value interface {
-	Type() ValueType
-	String() string
+func (ss SampleStream) MarshalJSON() ([]byte, error) {
+	if len(ss.Histograms) > 0 && len(ss.Values) > 0 {
+		v := struct {
+			Metric     Metric                `json:"metric"`
+			Values     []SamplePair          `json:"values"`
+			Histograms []SampleHistogramPair `json:"histograms"`
+		}{
+			Metric:     ss.Metric,
+			Values:     ss.Values,
+			Histograms: ss.Histograms,
+		}
+		return json.Marshal(&v)
+	} else if len(ss.Histograms) > 0 {
+		v := struct {
+			Metric     Metric                `json:"metric"`
+			Histograms []SampleHistogramPair `json:"histograms"`
+		}{
+			Metric:     ss.Metric,
+			Histograms: ss.Histograms,
+		}
+		return json.Marshal(&v)
+	} else {
+		v := struct {
+			Metric Metric       `json:"metric"`
+			Values []SamplePair `json:"values"`
+		}{
+			Metric: ss.Metric,
+			Values: ss.Values,
+		}
+		return json.Marshal(&v)
+	}
 }

-func (Matrix) Type() ValueType  { return ValMatrix }
-func (Vector) Type() ValueType  { return ValVector }
-func (*Scalar) Type() ValueType { return ValScalar }
-func (*String) Type() ValueType { return ValString }
+func (ss *SampleStream) UnmarshalJSON(b []byte) error {
+	v := struct {
+		Metric     Metric                `json:"metric"`
+		Values     []SamplePair          `json:"values"`
+		Histograms []SampleHistogramPair `json:"histograms"`
+	}{
+		Metric:     ss.Metric,
+		Values:     ss.Values,
+		Histograms: ss.Histograms,
+	}

-type ValueType int
-
-const (
-	ValNone ValueType = iota
-	ValScalar
-	ValVector
-	ValMatrix
-	ValString
-)
-
-// MarshalJSON implements json.Marshaler.
-func (et ValueType) MarshalJSON() ([]byte, error) {
-	return json.Marshal(et.String())
-}
-
-func (et *ValueType) UnmarshalJSON(b []byte) error {
-	var s string
-	if err := json.Unmarshal(b, &s); err != nil {
+	if err := json.Unmarshal(b, &v); err != nil {
 		return err
 	}
-	switch s {
-	case "<ValNone>":
-		*et = ValNone
-	case "scalar":
-		*et = ValScalar
-	case "vector":
-		*et = ValVector
-	case "matrix":
-		*et = ValMatrix
-	case "string":
-		*et = ValString
-	default:
-		return fmt.Errorf("unknown value type %q", s)
-	}
-	return nil
-}

-func (e ValueType) String() string {
-	switch e {
-	case ValNone:
-		return "<ValNone>"
-	case ValScalar:
-		return "scalar"
-	case ValVector:
-		return "vector"
-	case ValMatrix:
-		return "matrix"
-	case ValString:
-		return "string"
-	}
-	panic("ValueType.String: unhandled value type")
+	ss.Metric = v.Metric
+	ss.Values = v.Values
+	ss.Histograms = v.Histograms
+
+	return nil
 }

 // Scalar is a scalar value evaluated at the set timestamp.
--- a/vendor/github.com/prometheus/common/model/value_float.go
+++ b/vendor/github.com/prometheus/common/model/value_float.go
@@ -0,0 +1,100 @@
+// Copyright 2013 The Prometheus 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 model
+
+import (
+	"encoding/json"
+	"fmt"
+	"math"
+	"strconv"
+)
+
+var (
+	// ZeroSamplePair is the pseudo zero-value of SamplePair used to signal a
+	// non-existing sample pair. It is a SamplePair with timestamp Earliest and
+	// value 0.0. Note that the natural zero value of SamplePair has a timestamp
+	// of 0, which is possible to appear in a real SamplePair and thus not
+	// suitable to signal a non-existing SamplePair.
+	ZeroSamplePair = SamplePair{Timestamp: Earliest}
+)
+
+// A SampleValue is a representation of a value for a given sample at a given
+// time.
+type SampleValue float64
+
+// MarshalJSON implements json.Marshaler.
+func (v SampleValue) MarshalJSON() ([]byte, error) {
+	return json.Marshal(v.String())
+}
+
+// UnmarshalJSON implements json.Unmarshaler.
+func (v *SampleValue) UnmarshalJSON(b []byte) error {
+	if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' {
+		return fmt.Errorf("sample value must be a quoted string")
+	}
+	f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64)
+	if err != nil {
+		return err
+	}
+	*v = SampleValue(f)
+	return nil
+}
+
+// Equal returns true if the value of v and o is equal or if both are NaN. Note
+// that v==o is false if both are NaN. If you want the conventional float
+// behavior, use == to compare two SampleValues.
+func (v SampleValue) Equal(o SampleValue) bool {
+	if v == o {
+		return true
+	}
+	return math.IsNaN(float64(v)) && math.IsNaN(float64(o))
+}
+
+func (v SampleValue) String() string {
+	return strconv.FormatFloat(float64(v), 'f', -1, 64)
+}
+
+// SamplePair pairs a SampleValue with a Timestamp.
+type SamplePair struct {
+	Timestamp Time
+	Value     SampleValue
+}
+
+func (s SamplePair) MarshalJSON() ([]byte, error) {
+	t, err := json.Marshal(s.Timestamp)
+	if err != nil {
+		return nil, err
+	}
+	v, err := json.Marshal(s.Value)
+	if err != nil {
+		return nil, err
+	}
+	return []byte(fmt.Sprintf("[%s,%s]", t, v)), nil
+}
+
+// UnmarshalJSON implements json.Unmarshaler.
+func (s *SamplePair) UnmarshalJSON(b []byte) error {
+	v := [...]json.Unmarshaler{&s.Timestamp, &s.Value}
+	return json.Unmarshal(b, &v)
+}
+
+// Equal returns true if this SamplePair and o have equal Values and equal
+// Timestamps. The semantics of Value equality is defined by SampleValue.Equal.
+func (s *SamplePair) Equal(o *SamplePair) bool {
+	return s == o || (s.Value.Equal(o.Value) && s.Timestamp.Equal(o.Timestamp))
+}
+
+func (s SamplePair) String() string {
+	return fmt.Sprintf("%s @[%s]", s.Value, s.Timestamp)
+}
--- a/vendor/github.com/prometheus/common/model/value_histogram.go
+++ b/vendor/github.com/prometheus/common/model/value_histogram.go
@@ -0,0 +1,178 @@
+// Copyright 2013 The Prometheus 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 model
+
+import (
+	"encoding/json"
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+type FloatString float64
+
+func (v FloatString) String() string {
+	return strconv.FormatFloat(float64(v), 'f', -1, 64)
+}
+
+func (v FloatString) MarshalJSON() ([]byte, error) {
+	return json.Marshal(v.String())
+}
+
+func (v *FloatString) UnmarshalJSON(b []byte) error {
+	if len(b) < 2 || b[0] != '"' || b[len(b)-1] != '"' {
+		return fmt.Errorf("float value must be a quoted string")
+	}
+	f, err := strconv.ParseFloat(string(b[1:len(b)-1]), 64)
+	if err != nil {
+		return err
+	}
+	*v = FloatString(f)
+	return nil
+}
+
+type HistogramBucket struct {
+	Boundaries int32
+	Lower      FloatString
+	Upper      FloatString
+	Count      FloatString
+}
+
+func (s HistogramBucket) MarshalJSON() ([]byte, error) {
+	b, err := json.Marshal(s.Boundaries)
+	if err != nil {
+		return nil, err
+	}
+	l, err := json.Marshal(s.Lower)
+	if err != nil {
+		return nil, err
+	}
+	u, err := json.Marshal(s.Upper)
+	if err != nil {
+		return nil, err
+	}
+	c, err := json.Marshal(s.Count)
+	if err != nil {
+		return nil, err
+	}
+	return []byte(fmt.Sprintf("[%s,%s,%s,%s]", b, l, u, c)), nil
+}
+
+func (s *HistogramBucket) UnmarshalJSON(buf []byte) error {
+	tmp := []interface{}{&s.Boundaries, &s.Lower, &s.Upper, &s.Count}
+	wantLen := len(tmp)
+	if err := json.Unmarshal(buf, &tmp); err != nil {
+		return err
+	}
+	if gotLen := len(tmp); gotLen != wantLen {
+		return fmt.Errorf("wrong number of fields: %d != %d", gotLen, wantLen)
+	}
+	return nil
+}
+
+func (s *HistogramBucket) Equal(o *HistogramBucket) bool {
+	return s == o || (s.Boundaries == o.Boundaries && s.Lower == o.Lower && s.Upper == o.Upper && s.Count == o.Count)
+}
+
+func (b HistogramBucket) String() string {
+	var sb strings.Builder
+	lowerInclusive := b.Boundaries == 1 || b.Boundaries == 3
+	upperInclusive := b.Boundaries == 0 || b.Boundaries == 3
+	if lowerInclusive {
+		sb.WriteRune('[')
+	} else {
+		sb.WriteRune('(')
+	}
+	fmt.Fprintf(&sb, "%g,%g", b.Lower, b.Upper)
+	if upperInclusive {
+		sb.WriteRune(']')
+	} else {
+		sb.WriteRune(')')
+	}
+	fmt.Fprintf(&sb, ":%v", b.Count)
+	return sb.String()
+}
+
+type HistogramBuckets []*HistogramBucket
+
+func (s HistogramBuckets) Equal(o HistogramBuckets) bool {
+	if len(s) != len(o) {
+		return false
+	}
+
+	for i, bucket := range s {
+		if !bucket.Equal(o[i]) {
+			return false
+		}
+	}
+	return true
+}
+
+type SampleHistogram struct {
+	Count   FloatString      `json:"count"`
+	Sum     FloatString      `json:"sum"`
+	Buckets HistogramBuckets `json:"buckets"`
+}
+
+func (s SampleHistogram) String() string {
+	return fmt.Sprintf("Count: %f, Sum: %f, Buckets: %v", s.Count, s.Sum, s.Buckets)
+}
+
+func (s *SampleHistogram) Equal(o *SampleHistogram) bool {
+	return s == o || (s.Count == o.Count && s.Sum == o.Sum && s.Buckets.Equal(o.Buckets))
+}
+
+type SampleHistogramPair struct {
+	Timestamp Time
+	// Histogram should never be nil, it's only stored as pointer for efficiency.
+	Histogram *SampleHistogram
+}
+
+func (s SampleHistogramPair) MarshalJSON() ([]byte, error) {
+	if s.Histogram == nil {
+		return nil, fmt.Errorf("histogram is nil")
+	}
+	t, err := json.Marshal(s.Timestamp)
+	if err != nil {
+		return nil, err
+	}
+	v, err := json.Marshal(s.Histogram)
+	if err != nil {
+		return nil, err
+	}
+	return []byte(fmt.Sprintf("[%s,%s]", t, v)), nil
+}
+
+func (s *SampleHistogramPair) UnmarshalJSON(buf []byte) error {
+	tmp := []interface{}{&s.Timestamp, &s.Histogram}
+	wantLen := len(tmp)
+	if err := json.Unmarshal(buf, &tmp); err != nil {
+		return err
+	}
+	if gotLen := len(tmp); gotLen != wantLen {
+		return fmt.Errorf("wrong number of fields: %d != %d", gotLen, wantLen)
+	}
+	if s.Histogram == nil {
+		return fmt.Errorf("histogram is null")
+	}
+	return nil
+}
+
+func (s SampleHistogramPair) String() string {
+	return fmt.Sprintf("%s @[%s]", s.Histogram, s.Timestamp)
+}
+
+func (s *SampleHistogramPair) Equal(o *SampleHistogramPair) bool {
+	return s == o || (s.Histogram.Equal(o.Histogram) && s.Timestamp.Equal(o.Timestamp))
+}
--- a/vendor/github.com/prometheus/common/model/value_type.go
+++ b/vendor/github.com/prometheus/common/model/value_type.go
@@ -0,0 +1,83 @@
+// Copyright 2013 The Prometheus 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 model
+
+import (
+	"encoding/json"
+	"fmt"
+)
+
+// Value is a generic interface for values resulting from a query evaluation.
+type Value interface {
+	Type() ValueType
+	String() string
+}
+
+func (Matrix) Type() ValueType  { return ValMatrix }
+func (Vector) Type() ValueType  { return ValVector }
+func (*Scalar) Type() ValueType { return ValScalar }
+func (*String) Type() ValueType { return ValString }
+
+type ValueType int
+
+const (
+	ValNone ValueType = iota
+	ValScalar
+	ValVector
+	ValMatrix
+	ValString
+)
+
+// MarshalJSON implements json.Marshaler.
+func (et ValueType) MarshalJSON() ([]byte, error) {
+	return json.Marshal(et.String())
+}
+
+func (et *ValueType) UnmarshalJSON(b []byte) error {
+	var s string
+	if err := json.Unmarshal(b, &s); err != nil {
+		return err
+	}
+	switch s {
+	case "<ValNone>":
+		*et = ValNone
+	case "scalar":
+		*et = ValScalar
+	case "vector":
+		*et = ValVector
+	case "matrix":
+		*et = ValMatrix
+	case "string":
+		*et = ValString
+	default:
+		return fmt.Errorf("unknown value type %q", s)
+	}
+	return nil
+}
+
+func (e ValueType) String() string {
+	switch e {
+	case ValNone:
+		return "<ValNone>"
+	case ValScalar:
+		return "scalar"
+	case ValVector:
+		return "vector"
+	case ValMatrix:
+		return "matrix"
+	case ValString:
+		return "string"
+	}
+	panic("ValueType.String: unhandled value type")
+}
--- a/vendor/github.com/prometheus/procfs/Makefile.common
+++ b/vendor/github.com/prometheus/procfs/Makefile.common
@@ -55,19 +55,22 @@ ifneq ($(shell which gotestsum),)
 endif
 endif

-PROMU_VERSION ?= 0.13.0
+PROMU_VERSION ?= 0.14.0
 PROMU_URL     := https://github.com/prometheus/promu/releases/download/v$(PROMU_VERSION)/promu-$(PROMU_VERSION).$(GO_BUILD_PLATFORM).tar.gz

+SKIP_GOLANGCI_LINT :=
 GOLANGCI_LINT :=
 GOLANGCI_LINT_OPTS ?=
-GOLANGCI_LINT_VERSION ?= v1.45.2
+GOLANGCI_LINT_VERSION ?= v1.49.0
 # golangci-lint only supports linux, darwin and windows platforms on i386/amd64.
 # windows isn't included here because of the path separator being different.
 ifeq ($(GOHOSTOS),$(filter $(GOHOSTOS),linux darwin))
 	ifeq ($(GOHOSTARCH),$(filter $(GOHOSTARCH),amd64 i386))
 		# If we're in CI and there is an Actions file, that means the linter
 		# is being run in Actions, so we don't need to run it here.
-		ifeq (,$(CIRCLE_JOB))
+		ifneq (,$(SKIP_GOLANGCI_LINT))
+			GOLANGCI_LINT :=
+		else ifeq (,$(CIRCLE_JOB))
 			GOLANGCI_LINT := $(FIRST_GOPATH)/bin/golangci-lint
 		else ifeq (,$(wildcard .github/workflows/golangci-lint.yml))
 			GOLANGCI_LINT := $(FIRST_GOPATH)/bin/golangci-lint
--- a/vendor/github.com/prometheus/procfs/cpuinfo.go
+++ b/vendor/github.com/prometheus/procfs/cpuinfo.go
@@ -380,6 +380,42 @@ func parseCPUInfoMips(info []byte) ([]CPUInfo, error) {
 	return cpuinfo, nil
 }

+func parseCPUInfoLoong(info []byte) ([]CPUInfo, error) {
+	scanner := bufio.NewScanner(bytes.NewReader(info))
+	// find the first "processor" line
+	firstLine := firstNonEmptyLine(scanner)
+	if !strings.HasPrefix(firstLine, "system type") || !strings.Contains(firstLine, ":") {
+		return nil, errors.New("invalid cpuinfo file: " + firstLine)
+	}
+	field := strings.SplitN(firstLine, ": ", 2)
+	cpuinfo := []CPUInfo{}
+	systemType := field[1]
+	i := 0
+	for scanner.Scan() {
+		line := scanner.Text()
+		if !strings.Contains(line, ":") {
+			continue
+		}
+		field := strings.SplitN(line, ": ", 2)
+		switch strings.TrimSpace(field[0]) {
+		case "processor":
+			v, err := strconv.ParseUint(field[1], 0, 32)
+			if err != nil {
+				return nil, err
+			}
+			i = int(v)
+			cpuinfo = append(cpuinfo, CPUInfo{}) // start of the next processor
+			cpuinfo[i].Processor = uint(v)
+			cpuinfo[i].VendorID = systemType
+		case "CPU Family":
+			cpuinfo[i].CPUFamily = field[1]
+		case "Model Name":
+			cpuinfo[i].ModelName = field[1]
+		}
+	}
+	return cpuinfo, nil
+}
+
 func parseCPUInfoPPC(info []byte) ([]CPUInfo, error) {
 	scanner := bufio.NewScanner(bytes.NewReader(info))

--- a/vendor/github.com/prometheus/procfs/cpuinfo_loong64.go
+++ b/vendor/github.com/prometheus/procfs/cpuinfo_loong64.go
@@ -0,0 +1,19 @@
+// Copyright 2022 The Prometheus 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.
+
+//go:build linux
+// +build linux
+
+package procfs
+
+var parseCPUInfo = parseCPUInfoLoong
--- a/vendor/github.com/prometheus/procfs/cpuinfo_others.go
+++ b/vendor/github.com/prometheus/procfs/cpuinfo_others.go
@@ -11,8 +11,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.

-//go:build linux && !386 && !amd64 && !arm && !arm64 && !mips && !mips64 && !mips64le && !mipsle && !ppc64 && !ppc64le && !riscv64 && !s390x
-// +build linux,!386,!amd64,!arm,!arm64,!mips,!mips64,!mips64le,!mipsle,!ppc64,!ppc64le,!riscv64,!s390x
+//go:build linux && !386 && !amd64 && !arm && !arm64 && !loong64 && !mips && !mips64 && !mips64le && !mipsle && !ppc64 && !ppc64le && !riscv64 && !s390x
+// +build linux,!386,!amd64,!arm,!arm64,!loong64,!mips,!mips64,!mips64le,!mipsle,!ppc64,!ppc64le,!riscv64,!s390x

 package procfs

--- a/vendor/github.com/prometheus/procfs/doc.go
+++ b/vendor/github.com/prometheus/procfs/doc.go
@@ -16,30 +16,29 @@
 //
 // Example:
 //
-//    package main
+//	package main
 //
-//    import (
-//    	"fmt"
-//    	"log"
+//	import (
+//		"fmt"
+//		"log"
 //
-//    	"github.com/prometheus/procfs"
-//    )
+//		"github.com/prometheus/procfs"
+//	)
 //
-//    func main() {
-//    	p, err := procfs.Self()
-//    	if err != nil {
-//    		log.Fatalf("could not get process: %s", err)
-//    	}
+//	func main() {
+//		p, err := procfs.Self()
+//		if err != nil {
+//			log.Fatalf("could not get process: %s", err)
+//		}
 //
-//    	stat, err := p.Stat()
-//    	if err != nil {
-//    		log.Fatalf("could not get process stat: %s", err)
-//    	}
-//
-//    	fmt.Printf("command:  %s\n", stat.Comm)
-//    	fmt.Printf("cpu time: %fs\n", stat.CPUTime())
-//    	fmt.Printf("vsize:    %dB\n", stat.VirtualMemory())
-//    	fmt.Printf("rss:      %dB\n", stat.ResidentMemory())
-//    }
+//		stat, err := p.Stat()
+//		if err != nil {
+//			log.Fatalf("could not get process stat: %s", err)
+//		}
 //
+//		fmt.Printf("command:  %s\n", stat.Comm)
+//		fmt.Printf("cpu time: %fs\n", stat.CPUTime())
+//		fmt.Printf("vsize:    %dB\n", stat.VirtualMemory())
+//		fmt.Printf("rss:      %dB\n", stat.ResidentMemory())
+//	}
 package procfs
--- a/vendor/github.com/prometheus/procfs/mountstats.go
+++ b/vendor/github.com/prometheus/procfs/mountstats.go
@@ -284,7 +284,8 @@ func parseMountStats(r io.Reader) ([]*Mount, error) {
 }

 // parseMount parses an entry in /proc/[pid]/mountstats in the format:
-//   device [device] mounted on [mount] with fstype [type]
+//
+//	device [device] mounted on [mount] with fstype [type]
 func parseMount(ss []string) (*Mount, error) {
 	if len(ss) < deviceEntryLen {
 		return nil, fmt.Errorf("invalid device entry: %v", ss)
--- a/vendor/github.com/prometheus/procfs/net_softnet.go
+++ b/vendor/github.com/prometheus/procfs/net_softnet.go
@@ -27,8 +27,9 @@ import (
 // For the proc file format details,
 // See:
 // * Linux 2.6.23 https://elixir.bootlin.com/linux/v2.6.23/source/net/core/dev.c#L2343
-// * Linux 4.17 https://elixir.bootlin.com/linux/v4.17/source/net/core/net-procfs.c#L162
-// and https://elixir.bootlin.com/linux/v4.17/source/include/linux/netdevice.h#L2810.
+// * Linux 2.6.39 https://elixir.bootlin.com/linux/v2.6.39/source/net/core/dev.c#L4086
+// * Linux 4.18 https://elixir.bootlin.com/linux/v4.18/source/net/core/net-procfs.c#L162
+// * Linux 5.14 https://elixir.bootlin.com/linux/v5.14/source/net/core/net-procfs.c#L169

 // SoftnetStat contains a single row of data from /proc/net/softnet_stat.
 type SoftnetStat struct {
@@ -38,6 +39,18 @@ type SoftnetStat struct {
 	Dropped uint32
 	// Number of times processing packets ran out of quota.
 	TimeSqueezed uint32
+	// Number of collision occur while obtaining device lock while transmitting.
+	CPUCollision uint32
+	// Number of times cpu woken up received_rps.
+	ReceivedRps uint32
+	// number of times flow limit has been reached.
+	FlowLimitCount uint32
+	// Softnet backlog status.
+	SoftnetBacklogLen uint32
+	// CPU id owning this softnet_data.
+	Index uint32
+	// softnet_data's Width.
+	Width int
 }

 var softNetProcFile = "net/softnet_stat"
@@ -66,22 +79,57 @@ func parseSoftnet(r io.Reader) ([]SoftnetStat, error) {
 	for s.Scan() {
 		columns := strings.Fields(s.Text())
 		width := len(columns)
+		softnetStat := SoftnetStat{}

 		if width < minColumns {
 			return nil, fmt.Errorf("%d columns were detected, but at least %d were expected", width, minColumns)
 		}

-		// We only parse the first three columns at the moment.
-		us, err := parseHexUint32s(columns[0:3])
-		if err != nil {
-			return nil, err
+		// Linux 2.6.23 https://elixir.bootlin.com/linux/v2.6.23/source/net/core/dev.c#L2347
+		if width >= minColumns {
+			us, err := parseHexUint32s(columns[0:9])
+			if err != nil {
+				return nil, err
+			}
+
+			softnetStat.Processed = us[0]
+			softnetStat.Dropped = us[1]
+			softnetStat.TimeSqueezed = us[2]
+			softnetStat.CPUCollision = us[8]
 		}

-		stats = append(stats, SoftnetStat{
-			Processed:    us[0],
-			Dropped:      us[1],
-			TimeSqueezed: us[2],
-		})
+		// Linux 2.6.39 https://elixir.bootlin.com/linux/v2.6.39/source/net/core/dev.c#L4086
+		if width >= 10 {
+			us, err := parseHexUint32s(columns[9:10])
+			if err != nil {
+				return nil, err
+			}
+
+			softnetStat.ReceivedRps = us[0]
+		}
+
+		// Linux 4.18 https://elixir.bootlin.com/linux/v4.18/source/net/core/net-procfs.c#L162
+		if width >= 11 {
+			us, err := parseHexUint32s(columns[10:11])
+			if err != nil {
+				return nil, err
+			}
+
+			softnetStat.FlowLimitCount = us[0]
+		}
+
+		// Linux 5.14 https://elixir.bootlin.com/linux/v5.14/source/net/core/net-procfs.c#L169
+		if width >= 13 {
+			us, err := parseHexUint32s(columns[11:13])
+			if err != nil {
+				return nil, err
+			}
+
+			softnetStat.SoftnetBacklogLen = us[0]
+			softnetStat.Index = us[1]
+		}
+		softnetStat.Width = width
+		stats = append(stats, softnetStat)
 	}

 	return stats, nil
--- a/vendor/github.com/prometheus/procfs/netstat.go
+++ b/vendor/github.com/prometheus/procfs/netstat.go
@@ -15,6 +15,7 @@ package procfs

 import (
 	"bufio"
+	"io"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -42,27 +43,43 @@ func (fs FS) NetStat() ([]NetStat, error) {
 			return nil, err
 		}

-		netStatFile := NetStat{
-			Filename: filepath.Base(filePath),
-			Stats:    make(map[string][]uint64),
+		procNetstat, err := parseNetstat(file)
+		if err != nil {
+			return nil, err
 		}
-		scanner := bufio.NewScanner(file)
-		scanner.Scan()
-		// First string is always a header for stats
-		var headers []string
-		headers = append(headers, strings.Fields(scanner.Text())...)
+		procNetstat.Filename = filepath.Base(filePath)

-		// Other strings represent per-CPU counters
-		for scanner.Scan() {
-			for num, counter := range strings.Fields(scanner.Text()) {
-				value, err := strconv.ParseUint(counter, 16, 64)
-				if err != nil {
-					return nil, err
-				}
-				netStatFile.Stats[headers[num]] = append(netStatFile.Stats[headers[num]], value)
-			}
-		}
-		netStatsTotal = append(netStatsTotal, netStatFile)
+		netStatsTotal = append(netStatsTotal, procNetstat)
 	}
 	return netStatsTotal, nil
 }
+
+// parseNetstat parses the metrics from `/proc/net/stat/` file
+// and returns a NetStat structure.
+func parseNetstat(r io.Reader) (NetStat, error) {
+	var (
+		scanner = bufio.NewScanner(r)
+		netStat = NetStat{
+			Stats: make(map[string][]uint64),
+		}
+	)
+
+	scanner.Scan()
+
+	// First string is always a header for stats
+	var headers []string
+	headers = append(headers, strings.Fields(scanner.Text())...)
+
+	// Other strings represent per-CPU counters
+	for scanner.Scan() {
+		for num, counter := range strings.Fields(scanner.Text()) {
+			value, err := strconv.ParseUint(counter, 16, 64)
+			if err != nil {
+				return NetStat{}, err
+			}
+			netStat.Stats[headers[num]] = append(netStat.Stats[headers[num]], value)
+		}
+	}
+
+	return netStat, nil
+}
--- a/vendor/github.com/prometheus/procfs/proc_cgroup.go
+++ b/vendor/github.com/prometheus/procfs/proc_cgroup.go
@@ -23,7 +23,7 @@ import (
 	"github.com/prometheus/procfs/internal/util"
 )

-// Cgroup models one line from /proc/[pid]/cgroup. Each Cgroup struct describes the the placement of a PID inside a
+// Cgroup models one line from /proc/[pid]/cgroup. Each Cgroup struct describes the placement of a PID inside a
 // specific control hierarchy. The kernel has two cgroup APIs, v1 and v2. v1 has one hierarchy per available resource
 // controller, while v2 has one unified hierarchy shared by all controllers. Regardless of v1 or v2, all hierarchies
 // contain all running processes, so the question answerable with a Cgroup struct is 'where is this process in
--- a/vendor/github.com/prometheus/procfs/proc_interrupts.go
+++ b/vendor/github.com/prometheus/procfs/proc_interrupts.go
@@ -0,0 +1,98 @@
+// Copyright 2022 The Prometheus 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 procfs
+
+import (
+	"bufio"
+	"bytes"
+	"errors"
+	"fmt"
+	"io"
+	"strconv"
+	"strings"
+
+	"github.com/prometheus/procfs/internal/util"
+)
+
+// Interrupt represents a single interrupt line.
+type Interrupt struct {
+	// Info is the type of interrupt.
+	Info string
+	// Devices is the name of the device that is located at that IRQ
+	Devices string
+	// Values is the number of interrupts per CPU.
+	Values []string
+}
+
+// Interrupts models the content of /proc/interrupts. Key is the IRQ number.
+// - https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/deployment_guide/s2-proc-interrupts
+// - https://raspberrypi.stackexchange.com/questions/105802/explanation-of-proc-interrupts-output
+type Interrupts map[string]Interrupt
+
+// Interrupts creates a new instance from a given Proc instance.
+func (p Proc) Interrupts() (Interrupts, error) {
+	data, err := util.ReadFileNoStat(p.path("interrupts"))
+	if err != nil {
+		return nil, err
+	}
+	return parseInterrupts(bytes.NewReader(data))
+}
+
+func parseInterrupts(r io.Reader) (Interrupts, error) {
+	var (
+		interrupts = Interrupts{}
+		scanner    = bufio.NewScanner(r)
+	)
+
+	if !scanner.Scan() {
+		return nil, errors.New("interrupts empty")
+	}
+	cpuNum := len(strings.Fields(scanner.Text())) // one header per cpu
+
+	for scanner.Scan() {
+		parts := strings.Fields(scanner.Text())
+		if len(parts) == 0 { // skip empty lines
+			continue
+		}
+		if len(parts) < 2 {
+			return nil, fmt.Errorf("not enough fields in interrupts (expected at least 2 fields but got %d): %s", len(parts), parts)
+		}
+		intName := parts[0][:len(parts[0])-1] // remove trailing :
+
+		if len(parts) == 2 {
+			interrupts[intName] = Interrupt{
+				Info:    "",
+				Devices: "",
+				Values: []string{
+					parts[1],
+				},
+			}
+			continue
+		}
+
+		intr := Interrupt{
+			Values: parts[1 : cpuNum+1],
+		}
+
+		if _, err := strconv.Atoi(intName); err == nil { // numeral interrupt
+			intr.Info = parts[cpuNum+1]
+			intr.Devices = strings.Join(parts[cpuNum+2:], " ")
+		} else {
+			intr.Info = strings.Join(parts[cpuNum+1:], " ")
+		}
+		interrupts[intName] = intr
+	}
+
+	return interrupts, scanner.Err()
+}
--- a/vendor/github.com/prometheus/procfs/proc_netstat.go
+++ b/vendor/github.com/prometheus/procfs/proc_netstat.go
@@ -33,139 +33,140 @@ type ProcNetstat struct {
 }

 type TcpExt struct { // nolint:revive
-	SyncookiesSent            float64
-	SyncookiesRecv            float64
-	SyncookiesFailed          float64
-	EmbryonicRsts             float64
-	PruneCalled               float64
-	RcvPruned                 float64
-	OfoPruned                 float64
-	OutOfWindowIcmps          float64
-	LockDroppedIcmps          float64
-	ArpFilter                 float64
-	TW                        float64
-	TWRecycled                float64
-	TWKilled                  float64
-	PAWSActive                float64
-	PAWSEstab                 float64
-	DelayedACKs               float64
-	DelayedACKLocked          float64
-	DelayedACKLost            float64
-	ListenOverflows           float64
-	ListenDrops               float64
-	TCPHPHits                 float64
-	TCPPureAcks               float64
-	TCPHPAcks                 float64
-	TCPRenoRecovery           float64
-	TCPSackRecovery           float64
-	TCPSACKReneging           float64
-	TCPSACKReorder            float64
-	TCPRenoReorder            float64
-	TCPTSReorder              float64
-	TCPFullUndo               float64
-	TCPPartialUndo            float64
-	TCPDSACKUndo              float64
-	TCPLossUndo               float64
-	TCPLostRetransmit         float64
-	TCPRenoFailures           float64
-	TCPSackFailures           float64
-	TCPLossFailures           float64
-	TCPFastRetrans            float64
-	TCPSlowStartRetrans       float64
-	TCPTimeouts               float64
-	TCPLossProbes             float64
-	TCPLossProbeRecovery      float64
-	TCPRenoRecoveryFail       float64
-	TCPSackRecoveryFail       float64
-	TCPRcvCollapsed           float64
-	TCPDSACKOldSent           float64
-	TCPDSACKOfoSent           float64
-	TCPDSACKRecv              float64
-	TCPDSACKOfoRecv           float64
-	TCPAbortOnData            float64
-	TCPAbortOnClose           float64
-	TCPAbortOnMemory          float64
-	TCPAbortOnTimeout         float64
-	TCPAbortOnLinger          float64
-	TCPAbortFailed            float64
-	TCPMemoryPressures        float64
-	TCPMemoryPressuresChrono  float64
-	TCPSACKDiscard            float64
-	TCPDSACKIgnoredOld        float64
-	TCPDSACKIgnoredNoUndo     float64
-	TCPSpuriousRTOs           float64
-	TCPMD5NotFound            float64
-	TCPMD5Unexpected          float64
-	TCPMD5Failure             float64
-	TCPSackShifted            float64
-	TCPSackMerged             float64
-	TCPSackShiftFallback      float64
-	TCPBacklogDrop            float64
-	PFMemallocDrop            float64
-	TCPMinTTLDrop             float64
-	TCPDeferAcceptDrop        float64
-	IPReversePathFilter       float64
-	TCPTimeWaitOverflow       float64
-	TCPReqQFullDoCookies      float64
-	TCPReqQFullDrop           float64
-	TCPRetransFail            float64
-	TCPRcvCoalesce            float64
-	TCPOFOQueue               float64
-	TCPOFODrop                float64
-	TCPOFOMerge               float64
-	TCPChallengeACK           float64
-	TCPSYNChallenge           float64
-	TCPFastOpenActive         float64
-	TCPFastOpenActiveFail     float64
-	TCPFastOpenPassive        float64
-	TCPFastOpenPassiveFail    float64
-	TCPFastOpenListenOverflow float64
-	TCPFastOpenCookieReqd     float64
-	TCPFastOpenBlackhole      float64
-	TCPSpuriousRtxHostQueues  float64
-	BusyPollRxPackets         float64
-	TCPAutoCorking            float64
-	TCPFromZeroWindowAdv      float64
-	TCPToZeroWindowAdv        float64
-	TCPWantZeroWindowAdv      float64
-	TCPSynRetrans             float64
-	TCPOrigDataSent           float64
-	TCPHystartTrainDetect     float64
-	TCPHystartTrainCwnd       float64
-	TCPHystartDelayDetect     float64
-	TCPHystartDelayCwnd       float64
-	TCPACKSkippedSynRecv      float64
-	TCPACKSkippedPAWS         float64
-	TCPACKSkippedSeq          float64
-	TCPACKSkippedFinWait2     float64
-	TCPACKSkippedTimeWait     float64
-	TCPACKSkippedChallenge    float64
-	TCPWinProbe               float64
-	TCPKeepAlive              float64
-	TCPMTUPFail               float64
-	TCPMTUPSuccess            float64
-	TCPWqueueTooBig           float64
+	SyncookiesSent            *float64
+	SyncookiesRecv            *float64
+	SyncookiesFailed          *float64
+	EmbryonicRsts             *float64
+	PruneCalled               *float64
+	RcvPruned                 *float64
+	OfoPruned                 *float64
+	OutOfWindowIcmps          *float64
+	LockDroppedIcmps          *float64
+	ArpFilter                 *float64
+	TW                        *float64
+	TWRecycled                *float64
+	TWKilled                  *float64
+	PAWSActive                *float64
+	PAWSEstab                 *float64
+	DelayedACKs               *float64
+	DelayedACKLocked          *float64
+	DelayedACKLost            *float64
+	ListenOverflows           *float64
+	ListenDrops               *float64
+	TCPHPHits                 *float64
+	TCPPureAcks               *float64
+	TCPHPAcks                 *float64
+	TCPRenoRecovery           *float64
+	TCPSackRecovery           *float64
+	TCPSACKReneging           *float64
+	TCPSACKReorder            *float64
+	TCPRenoReorder            *float64
+	TCPTSReorder              *float64
+	TCPFullUndo               *float64
+	TCPPartialUndo            *float64
+	TCPDSACKUndo              *float64
+	TCPLossUndo               *float64
+	TCPLostRetransmit         *float64
+	TCPRenoFailures           *float64
+	TCPSackFailures           *float64
+	TCPLossFailures           *float64
+	TCPFastRetrans            *float64
+	TCPSlowStartRetrans       *float64
+	TCPTimeouts               *float64
+	TCPLossProbes             *float64
+	TCPLossProbeRecovery      *float64
+	TCPRenoRecoveryFail       *float64
+	TCPSackRecoveryFail       *float64
+	TCPRcvCollapsed           *float64
+	TCPDSACKOldSent           *float64
+	TCPDSACKOfoSent           *float64
+	TCPDSACKRecv              *float64
+	TCPDSACKOfoRecv           *float64
+	TCPAbortOnData            *float64
+	TCPAbortOnClose           *float64
+	TCPAbortOnMemory          *float64
+	TCPAbortOnTimeout         *float64
+	TCPAbortOnLinger          *float64
+	TCPAbortFailed            *float64
+	TCPMemoryPressures        *float64
+	TCPMemoryPressuresChrono  *float64
+	TCPSACKDiscard            *float64
+	TCPDSACKIgnoredOld        *float64
+	TCPDSACKIgnoredNoUndo     *float64
+	TCPSpuriousRTOs           *float64
+	TCPMD5NotFound            *float64
+	TCPMD5Unexpected          *float64
+	TCPMD5Failure             *float64
+	TCPSackShifted            *float64
+	TCPSackMerged             *float64
+	TCPSackShiftFallback      *float64
+	TCPBacklogDrop            *float64
+	PFMemallocDrop            *float64
+	TCPMinTTLDrop             *float64
+	TCPDeferAcceptDrop        *float64
+	IPReversePathFilter       *float64
+	TCPTimeWaitOverflow       *float64
+	TCPReqQFullDoCookies      *float64
+	TCPReqQFullDrop           *float64
+	TCPRetransFail            *float64
+	TCPRcvCoalesce            *float64
+	TCPRcvQDrop               *float64
+	TCPOFOQueue               *float64
+	TCPOFODrop                *float64
+	TCPOFOMerge               *float64
+	TCPChallengeACK           *float64
+	TCPSYNChallenge           *float64
+	TCPFastOpenActive         *float64
+	TCPFastOpenActiveFail     *float64
+	TCPFastOpenPassive        *float64
+	TCPFastOpenPassiveFail    *float64
+	TCPFastOpenListenOverflow *float64
+	TCPFastOpenCookieReqd     *float64
+	TCPFastOpenBlackhole      *float64
+	TCPSpuriousRtxHostQueues  *float64
+	BusyPollRxPackets         *float64
+	TCPAutoCorking            *float64
+	TCPFromZeroWindowAdv      *float64
+	TCPToZeroWindowAdv        *float64
+	TCPWantZeroWindowAdv      *float64
+	TCPSynRetrans             *float64
+	TCPOrigDataSent           *float64
+	TCPHystartTrainDetect     *float64
+	TCPHystartTrainCwnd       *float64
+	TCPHystartDelayDetect     *float64
+	TCPHystartDelayCwnd       *float64
+	TCPACKSkippedSynRecv      *float64
+	TCPACKSkippedPAWS         *float64
+	TCPACKSkippedSeq          *float64
+	TCPACKSkippedFinWait2     *float64
+	TCPACKSkippedTimeWait     *float64
+	TCPACKSkippedChallenge    *float64
+	TCPWinProbe               *float64
+	TCPKeepAlive              *float64
+	TCPMTUPFail               *float64
+	TCPMTUPSuccess            *float64
+	TCPWqueueTooBig           *float64
 }

 type IpExt struct { // nolint:revive
-	InNoRoutes      float64
-	InTruncatedPkts float64
-	InMcastPkts     float64
-	OutMcastPkts    float64
-	InBcastPkts     float64
-	OutBcastPkts    float64
-	InOctets        float64
-	OutOctets       float64
-	InMcastOctets   float64
-	OutMcastOctets  float64
-	InBcastOctets   float64
-	OutBcastOctets  float64
-	InCsumErrors    float64
-	InNoECTPkts     float64
-	InECT1Pkts      float64
-	InECT0Pkts      float64
-	InCEPkts        float64
-	ReasmOverlaps   float64
+	InNoRoutes      *float64
+	InTruncatedPkts *float64
+	InMcastPkts     *float64
+	OutMcastPkts    *float64
+	InBcastPkts     *float64
+	OutBcastPkts    *float64
+	InOctets        *float64
+	OutOctets       *float64
+	InMcastOctets   *float64
+	OutMcastOctets  *float64
+	InBcastOctets   *float64
+	OutBcastOctets  *float64
+	InCsumErrors    *float64
+	InNoECTPkts     *float64
+	InECT1Pkts      *float64
+	InECT0Pkts      *float64
+	InCEPkts        *float64
+	ReasmOverlaps   *float64
 }

 func (p Proc) Netstat() (ProcNetstat, error) {
@@ -174,14 +175,14 @@ func (p Proc) Netstat() (ProcNetstat, error) {
 	if err != nil {
 		return ProcNetstat{PID: p.PID}, err
 	}
-	procNetstat, err := parseNetstat(bytes.NewReader(data), filename)
+	procNetstat, err := parseProcNetstat(bytes.NewReader(data), filename)
 	procNetstat.PID = p.PID
 	return procNetstat, err
 }

-// parseNetstat parses the metrics from proc/<pid>/net/netstat file
+// parseProcNetstat parses the metrics from proc/<pid>/net/netstat file
 // and returns a ProcNetstat structure.
-func parseNetstat(r io.Reader, fileName string) (ProcNetstat, error) {
+func parseProcNetstat(r io.Reader, fileName string) (ProcNetstat, error) {
 	var (
 		scanner     = bufio.NewScanner(r)
 		procNetstat = ProcNetstat{}
@@ -208,230 +209,232 @@ func parseNetstat(r io.Reader, fileName string) (ProcNetstat, error) {
 			case "TcpExt":
 				switch key {
 				case "SyncookiesSent":
-					procNetstat.TcpExt.SyncookiesSent = value
+					procNetstat.TcpExt.SyncookiesSent = &value
 				case "SyncookiesRecv":
-					procNetstat.TcpExt.SyncookiesRecv = value
+					procNetstat.TcpExt.SyncookiesRecv = &value
 				case "SyncookiesFailed":
-					procNetstat.TcpExt.SyncookiesFailed = value
+					procNetstat.TcpExt.SyncookiesFailed = &value
 				case "EmbryonicRsts":
-					procNetstat.TcpExt.EmbryonicRsts = value
+					procNetstat.TcpExt.EmbryonicRsts = &value
 				case "PruneCalled":
-					procNetstat.TcpExt.PruneCalled = value
+					procNetstat.TcpExt.PruneCalled = &value
 				case "RcvPruned":
-					procNetstat.TcpExt.RcvPruned = value
+					procNetstat.TcpExt.RcvPruned = &value
 				case "OfoPruned":
-					procNetstat.TcpExt.OfoPruned = value
+					procNetstat.TcpExt.OfoPruned = &value
 				case "OutOfWindowIcmps":
-					procNetstat.TcpExt.OutOfWindowIcmps = value
+					procNetstat.TcpExt.OutOfWindowIcmps = &value
 				case "LockDroppedIcmps":
-					procNetstat.TcpExt.LockDroppedIcmps = value
+					procNetstat.TcpExt.LockDroppedIcmps = &value
 				case "ArpFilter":
-					procNetstat.TcpExt.ArpFilter = value
+					procNetstat.TcpExt.ArpFilter = &value
 				case "TW":
-					procNetstat.TcpExt.TW = value
+					procNetstat.TcpExt.TW = &value
 				case "TWRecycled":
-					procNetstat.TcpExt.TWRecycled = value
+					procNetstat.TcpExt.TWRecycled = &value
 				case "TWKilled":
-					procNetstat.TcpExt.TWKilled = value
+					procNetstat.TcpExt.TWKilled = &value
 				case "PAWSActive":
-					procNetstat.TcpExt.PAWSActive = value
+					procNetstat.TcpExt.PAWSActive = &value
 				case "PAWSEstab":
-					procNetstat.TcpExt.PAWSEstab = value
+					procNetstat.TcpExt.PAWSEstab = &value
 				case "DelayedACKs":
-					procNetstat.TcpExt.DelayedACKs = value
+					procNetstat.TcpExt.DelayedACKs = &value
 				case "DelayedACKLocked":
-					procNetstat.TcpExt.DelayedACKLocked = value
+					procNetstat.TcpExt.DelayedACKLocked = &value
 				case "DelayedACKLost":
-					procNetstat.TcpExt.DelayedACKLost = value
+					procNetstat.TcpExt.DelayedACKLost = &value
 				case "ListenOverflows":
-					procNetstat.TcpExt.ListenOverflows = value
+					procNetstat.TcpExt.ListenOverflows = &value
 				case "ListenDrops":
-					procNetstat.TcpExt.ListenDrops = value
+					procNetstat.TcpExt.ListenDrops = &value
 				case "TCPHPHits":
-					procNetstat.TcpExt.TCPHPHits = value
+					procNetstat.TcpExt.TCPHPHits = &value
 				case "TCPPureAcks":
-					procNetstat.TcpExt.TCPPureAcks = value
+					procNetstat.TcpExt.TCPPureAcks = &value
 				case "TCPHPAcks":
-					procNetstat.TcpExt.TCPHPAcks = value
+					procNetstat.TcpExt.TCPHPAcks = &value
 				case "TCPRenoRecovery":
-					procNetstat.TcpExt.TCPRenoRecovery = value
+					procNetstat.TcpExt.TCPRenoRecovery = &value
 				case "TCPSackRecovery":
-					procNetstat.TcpExt.TCPSackRecovery = value
+					procNetstat.TcpExt.TCPSackRecovery = &value
 				case "TCPSACKReneging":
-					procNetstat.TcpExt.TCPSACKReneging = value
+					procNetstat.TcpExt.TCPSACKReneging = &value
 				case "TCPSACKReorder":
-					procNetstat.TcpExt.TCPSACKReorder = value
+					procNetstat.TcpExt.TCPSACKReorder = &value
 				case "TCPRenoReorder":
-					procNetstat.TcpExt.TCPRenoReorder = value
+					procNetstat.TcpExt.TCPRenoReorder = &value
 				case "TCPTSReorder":
-					procNetstat.TcpExt.TCPTSReorder = value
+					procNetstat.TcpExt.TCPTSReorder = &value
 				case "TCPFullUndo":
-					procNetstat.TcpExt.TCPFullUndo = value
+					procNetstat.TcpExt.TCPFullUndo = &value
 				case "TCPPartialUndo":
-					procNetstat.TcpExt.TCPPartialUndo = value
+					procNetstat.TcpExt.TCPPartialUndo = &value
 				case "TCPDSACKUndo":
-					procNetstat.TcpExt.TCPDSACKUndo = value
+					procNetstat.TcpExt.TCPDSACKUndo = &value
 				case "TCPLossUndo":
-					procNetstat.TcpExt.TCPLossUndo = value
+					procNetstat.TcpExt.TCPLossUndo = &value
 				case "TCPLostRetransmit":
-					procNetstat.TcpExt.TCPLostRetransmit = value
+					procNetstat.TcpExt.TCPLostRetransmit = &value
 				case "TCPRenoFailures":
-					procNetstat.TcpExt.TCPRenoFailures = value
+					procNetstat.TcpExt.TCPRenoFailures = &value
 				case "TCPSackFailures":
-					procNetstat.TcpExt.TCPSackFailures = value
+					procNetstat.TcpExt.TCPSackFailures = &value
 				case "TCPLossFailures":
-					procNetstat.TcpExt.TCPLossFailures = value
+					procNetstat.TcpExt.TCPLossFailures = &value
 				case "TCPFastRetrans":
-					procNetstat.TcpExt.TCPFastRetrans = value
+					procNetstat.TcpExt.TCPFastRetrans = &value
 				case "TCPSlowStartRetrans":
-					procNetstat.TcpExt.TCPSlowStartRetrans = value
+					procNetstat.TcpExt.TCPSlowStartRetrans = &value
 				case "TCPTimeouts":
-					procNetstat.TcpExt.TCPTimeouts = value
+					procNetstat.TcpExt.TCPTimeouts = &value
 				case "TCPLossProbes":
-					procNetstat.TcpExt.TCPLossProbes = value
+					procNetstat.TcpExt.TCPLossProbes = &value
 				case "TCPLossProbeRecovery":
-					procNetstat.TcpExt.TCPLossProbeRecovery = value
+					procNetstat.TcpExt.TCPLossProbeRecovery = &value
 				case "TCPRenoRecoveryFail":
-					procNetstat.TcpExt.TCPRenoRecoveryFail = value
+					procNetstat.TcpExt.TCPRenoRecoveryFail = &value
 				case "TCPSackRecoveryFail":
-					procNetstat.TcpExt.TCPSackRecoveryFail = value
+					procNetstat.TcpExt.TCPSackRecoveryFail = &value
 				case "TCPRcvCollapsed":
-					procNetstat.TcpExt.TCPRcvCollapsed = value
+					procNetstat.TcpExt.TCPRcvCollapsed = &value
 				case "TCPDSACKOldSent":
-					procNetstat.TcpExt.TCPDSACKOldSent = value
+					procNetstat.TcpExt.TCPDSACKOldSent = &value
 				case "TCPDSACKOfoSent":
-					procNetstat.TcpExt.TCPDSACKOfoSent = value
+					procNetstat.TcpExt.TCPDSACKOfoSent = &value
 				case "TCPDSACKRecv":
-					procNetstat.TcpExt.TCPDSACKRecv = value
+					procNetstat.TcpExt.TCPDSACKRecv = &value
 				case "TCPDSACKOfoRecv":
-					procNetstat.TcpExt.TCPDSACKOfoRecv = value
+					procNetstat.TcpExt.TCPDSACKOfoRecv = &value
 				case "TCPAbortOnData":
-					procNetstat.TcpExt.TCPAbortOnData = value
+					procNetstat.TcpExt.TCPAbortOnData = &value
 				case "TCPAbortOnClose":
-					procNetstat.TcpExt.TCPAbortOnClose = value
+					procNetstat.TcpExt.TCPAbortOnClose = &value
 				case "TCPDeferAcceptDrop":
-					procNetstat.TcpExt.TCPDeferAcceptDrop = value
+					procNetstat.TcpExt.TCPDeferAcceptDrop = &value
 				case "IPReversePathFilter":
-					procNetstat.TcpExt.IPReversePathFilter = value
+					procNetstat.TcpExt.IPReversePathFilter = &value
 				case "TCPTimeWaitOverflow":
-					procNetstat.TcpExt.TCPTimeWaitOverflow = value
+					procNetstat.TcpExt.TCPTimeWaitOverflow = &value
 				case "TCPReqQFullDoCookies":
-					procNetstat.TcpExt.TCPReqQFullDoCookies = value
+					procNetstat.TcpExt.TCPReqQFullDoCookies = &value
 				case "TCPReqQFullDrop":
-					procNetstat.TcpExt.TCPReqQFullDrop = value
+					procNetstat.TcpExt.TCPReqQFullDrop = &value
 				case "TCPRetransFail":
-					procNetstat.TcpExt.TCPRetransFail = value
+					procNetstat.TcpExt.TCPRetransFail = &value
 				case "TCPRcvCoalesce":
-					procNetstat.TcpExt.TCPRcvCoalesce = value
+					procNetstat.TcpExt.TCPRcvCoalesce = &value
+				case "TCPRcvQDrop":
+					procNetstat.TcpExt.TCPRcvQDrop = &value
 				case "TCPOFOQueue":
-					procNetstat.TcpExt.TCPOFOQueue = value
+					procNetstat.TcpExt.TCPOFOQueue = &value
 				case "TCPOFODrop":
-					procNetstat.TcpExt.TCPOFODrop = value
+					procNetstat.TcpExt.TCPOFODrop = &value
 				case "TCPOFOMerge":
-					procNetstat.TcpExt.TCPOFOMerge = value
+					procNetstat.TcpExt.TCPOFOMerge = &value
 				case "TCPChallengeACK":
-					procNetstat.TcpExt.TCPChallengeACK = value
+					procNetstat.TcpExt.TCPChallengeACK = &value
 				case "TCPSYNChallenge":
-					procNetstat.TcpExt.TCPSYNChallenge = value
+					procNetstat.TcpExt.TCPSYNChallenge = &value
 				case "TCPFastOpenActive":
-					procNetstat.TcpExt.TCPFastOpenActive = value
+					procNetstat.TcpExt.TCPFastOpenActive = &value
 				case "TCPFastOpenActiveFail":
-					procNetstat.TcpExt.TCPFastOpenActiveFail = value
+					procNetstat.TcpExt.TCPFastOpenActiveFail = &value
 				case "TCPFastOpenPassive":
-					procNetstat.TcpExt.TCPFastOpenPassive = value
+					procNetstat.TcpExt.TCPFastOpenPassive = &value
 				case "TCPFastOpenPassiveFail":
-					procNetstat.TcpExt.TCPFastOpenPassiveFail = value
+					procNetstat.TcpExt.TCPFastOpenPassiveFail = &value
 				case "TCPFastOpenListenOverflow":
-					procNetstat.TcpExt.TCPFastOpenListenOverflow = value
+					procNetstat.TcpExt.TCPFastOpenListenOverflow = &value
 				case "TCPFastOpenCookieReqd":
-					procNetstat.TcpExt.TCPFastOpenCookieReqd = value
+					procNetstat.TcpExt.TCPFastOpenCookieReqd = &value
 				case "TCPFastOpenBlackhole":
-					procNetstat.TcpExt.TCPFastOpenBlackhole = value
+					procNetstat.TcpExt.TCPFastOpenBlackhole = &value
 				case "TCPSpuriousRtxHostQueues":
-					procNetstat.TcpExt.TCPSpuriousRtxHostQueues = value
+					procNetstat.TcpExt.TCPSpuriousRtxHostQueues = &value
 				case "BusyPollRxPackets":
-					procNetstat.TcpExt.BusyPollRxPackets = value
+					procNetstat.TcpExt.BusyPollRxPackets = &value
 				case "TCPAutoCorking":
-					procNetstat.TcpExt.TCPAutoCorking = value
+					procNetstat.TcpExt.TCPAutoCorking = &value
 				case "TCPFromZeroWindowAdv":
-					procNetstat.TcpExt.TCPFromZeroWindowAdv = value
+					procNetstat.TcpExt.TCPFromZeroWindowAdv = &value
 				case "TCPToZeroWindowAdv":
-					procNetstat.TcpExt.TCPToZeroWindowAdv = value
+					procNetstat.TcpExt.TCPToZeroWindowAdv = &value
 				case "TCPWantZeroWindowAdv":
-					procNetstat.TcpExt.TCPWantZeroWindowAdv = value
+					procNetstat.TcpExt.TCPWantZeroWindowAdv = &value
 				case "TCPSynRetrans":
-					procNetstat.TcpExt.TCPSynRetrans = value
+					procNetstat.TcpExt.TCPSynRetrans = &value
 				case "TCPOrigDataSent":
-					procNetstat.TcpExt.TCPOrigDataSent = value
+					procNetstat.TcpExt.TCPOrigDataSent = &value
 				case "TCPHystartTrainDetect":
-					procNetstat.TcpExt.TCPHystartTrainDetect = value
+					procNetstat.TcpExt.TCPHystartTrainDetect = &value
 				case "TCPHystartTrainCwnd":
-					procNetstat.TcpExt.TCPHystartTrainCwnd = value
+					procNetstat.TcpExt.TCPHystartTrainCwnd = &value
 				case "TCPHystartDelayDetect":
-					procNetstat.TcpExt.TCPHystartDelayDetect = value
+					procNetstat.TcpExt.TCPHystartDelayDetect = &value
 				case "TCPHystartDelayCwnd":
-					procNetstat.TcpExt.TCPHystartDelayCwnd = value
+					procNetstat.TcpExt.TCPHystartDelayCwnd = &value
 				case "TCPACKSkippedSynRecv":
-					procNetstat.TcpExt.TCPACKSkippedSynRecv = value
+					procNetstat.TcpExt.TCPACKSkippedSynRecv = &value
 				case "TCPACKSkippedPAWS":
-					procNetstat.TcpExt.TCPACKSkippedPAWS = value
+					procNetstat.TcpExt.TCPACKSkippedPAWS = &value
 				case "TCPACKSkippedSeq":
-					procNetstat.TcpExt.TCPACKSkippedSeq = value
+					procNetstat.TcpExt.TCPACKSkippedSeq = &value
 				case "TCPACKSkippedFinWait2":
-					procNetstat.TcpExt.TCPACKSkippedFinWait2 = value
+					procNetstat.TcpExt.TCPACKSkippedFinWait2 = &value
 				case "TCPACKSkippedTimeWait":
-					procNetstat.TcpExt.TCPACKSkippedTimeWait = value
+					procNetstat.TcpExt.TCPACKSkippedTimeWait = &value
 				case "TCPACKSkippedChallenge":
-					procNetstat.TcpExt.TCPACKSkippedChallenge = value
+					procNetstat.TcpExt.TCPACKSkippedChallenge = &value
 				case "TCPWinProbe":
-					procNetstat.TcpExt.TCPWinProbe = value
+					procNetstat.TcpExt.TCPWinProbe = &value
 				case "TCPKeepAlive":
-					procNetstat.TcpExt.TCPKeepAlive = value
+					procNetstat.TcpExt.TCPKeepAlive = &value
 				case "TCPMTUPFail":
-					procNetstat.TcpExt.TCPMTUPFail = value
+					procNetstat.TcpExt.TCPMTUPFail = &value
 				case "TCPMTUPSuccess":
-					procNetstat.TcpExt.TCPMTUPSuccess = value
+					procNetstat.TcpExt.TCPMTUPSuccess = &value
 				case "TCPWqueueTooBig":
-					procNetstat.TcpExt.TCPWqueueTooBig = value
+					procNetstat.TcpExt.TCPWqueueTooBig = &value
 				}
 			case "IpExt":
 				switch key {
 				case "InNoRoutes":
-					procNetstat.IpExt.InNoRoutes = value
+					procNetstat.IpExt.InNoRoutes = &value
 				case "InTruncatedPkts":
-					procNetstat.IpExt.InTruncatedPkts = value
+					procNetstat.IpExt.InTruncatedPkts = &value
 				case "InMcastPkts":
-					procNetstat.IpExt.InMcastPkts = value
+					procNetstat.IpExt.InMcastPkts = &value
 				case "OutMcastPkts":
-					procNetstat.IpExt.OutMcastPkts = value
+					procNetstat.IpExt.OutMcastPkts = &value
 				case "InBcastPkts":
-					procNetstat.IpExt.InBcastPkts = value
+					procNetstat.IpExt.InBcastPkts = &value
 				case "OutBcastPkts":
-					procNetstat.IpExt.OutBcastPkts = value
+					procNetstat.IpExt.OutBcastPkts = &value
 				case "InOctets":
-					procNetstat.IpExt.InOctets = value
+					procNetstat.IpExt.InOctets = &value
 				case "OutOctets":
-					procNetstat.IpExt.OutOctets = value
+					procNetstat.IpExt.OutOctets = &value
 				case "InMcastOctets":
-					procNetstat.IpExt.InMcastOctets = value
+					procNetstat.IpExt.InMcastOctets = &value
 				case "OutMcastOctets":
-					procNetstat.IpExt.OutMcastOctets = value
+					procNetstat.IpExt.OutMcastOctets = &value
 				case "InBcastOctets":
-					procNetstat.IpExt.InBcastOctets = value
+					procNetstat.IpExt.InBcastOctets = &value
 				case "OutBcastOctets":
-					procNetstat.IpExt.OutBcastOctets = value
+					procNetstat.IpExt.OutBcastOctets = &value
 				case "InCsumErrors":
-					procNetstat.IpExt.InCsumErrors = value
+					procNetstat.IpExt.InCsumErrors = &value
 				case "InNoECTPkts":
-					procNetstat.IpExt.InNoECTPkts = value
+					procNetstat.IpExt.InNoECTPkts = &value
 				case "InECT1Pkts":
-					procNetstat.IpExt.InECT1Pkts = value
+					procNetstat.IpExt.InECT1Pkts = &value
 				case "InECT0Pkts":
-					procNetstat.IpExt.InECT0Pkts = value
+					procNetstat.IpExt.InECT0Pkts = &value
 				case "InCEPkts":
-					procNetstat.IpExt.InCEPkts = value
+					procNetstat.IpExt.InCEPkts = &value
 				case "ReasmOverlaps":
-					procNetstat.IpExt.ReasmOverlaps = value
+					procNetstat.IpExt.ReasmOverlaps = &value
 				}
 			}
 		}
--- a/vendor/github.com/prometheus/procfs/proc_snmp.go
+++ b/vendor/github.com/prometheus/procfs/proc_snmp.go
@@ -37,100 +37,100 @@ type ProcSnmp struct {
 }

 type Ip struct { // nolint:revive
-	Forwarding      float64
-	DefaultTTL      float64
-	InReceives      float64
-	InHdrErrors     float64
-	InAddrErrors    float64
-	ForwDatagrams   float64
-	InUnknownProtos float64
-	InDiscards      float64
-	InDelivers      float64
-	OutRequests     float64
-	OutDiscards     float64
-	OutNoRoutes     float64
-	ReasmTimeout    float64
-	ReasmReqds      float64
-	ReasmOKs        float64
-	ReasmFails      float64
-	FragOKs         float64
-	FragFails       float64
-	FragCreates     float64
+	Forwarding      *float64
+	DefaultTTL      *float64
+	InReceives      *float64
+	InHdrErrors     *float64
+	InAddrErrors    *float64
+	ForwDatagrams   *float64
+	InUnknownProtos *float64
+	InDiscards      *float64
+	InDelivers      *float64
+	OutRequests     *float64
+	OutDiscards     *float64
+	OutNoRoutes     *float64
+	ReasmTimeout    *float64
+	ReasmReqds      *float64
+	ReasmOKs        *float64
+	ReasmFails      *float64
+	FragOKs         *float64
+	FragFails       *float64
+	FragCreates     *float64
 }

-type Icmp struct {
-	InMsgs           float64
-	InErrors         float64
-	InCsumErrors     float64
-	InDestUnreachs   float64
-	InTimeExcds      float64
-	InParmProbs      float64
-	InSrcQuenchs     float64
-	InRedirects      float64
-	InEchos          float64
-	InEchoReps       float64
-	InTimestamps     float64
-	InTimestampReps  float64
-	InAddrMasks      float64
-	InAddrMaskReps   float64
-	OutMsgs          float64
-	OutErrors        float64
-	OutDestUnreachs  float64
-	OutTimeExcds     float64
-	OutParmProbs     float64
-	OutSrcQuenchs    float64
-	OutRedirects     float64
-	OutEchos         float64
-	OutEchoReps      float64
-	OutTimestamps    float64
-	OutTimestampReps float64
-	OutAddrMasks     float64
-	OutAddrMaskReps  float64
+type Icmp struct { // nolint:revive
+	InMsgs           *float64
+	InErrors         *float64
+	InCsumErrors     *float64
+	InDestUnreachs   *float64
+	InTimeExcds      *float64
+	InParmProbs      *float64
+	InSrcQuenchs     *float64
+	InRedirects      *float64
+	InEchos          *float64
+	InEchoReps       *float64
+	InTimestamps     *float64
+	InTimestampReps  *float64
+	InAddrMasks      *float64
+	InAddrMaskReps   *float64
+	OutMsgs          *float64
+	OutErrors        *float64
+	OutDestUnreachs  *float64
+	OutTimeExcds     *float64
+	OutParmProbs     *float64
+	OutSrcQuenchs    *float64
+	OutRedirects     *float64
+	OutEchos         *float64
+	OutEchoReps      *float64
+	OutTimestamps    *float64
+	OutTimestampReps *float64
+	OutAddrMasks     *float64
+	OutAddrMaskReps  *float64
 }

 type IcmpMsg struct {
-	InType3  float64
-	OutType3 float64
+	InType3  *float64
+	OutType3 *float64
 }

 type Tcp struct { // nolint:revive
-	RtoAlgorithm float64
-	RtoMin       float64
-	RtoMax       float64
-	MaxConn      float64
-	ActiveOpens  float64
-	PassiveOpens float64
-	AttemptFails float64
-	EstabResets  float64
-	CurrEstab    float64
-	InSegs       float64
-	OutSegs      float64
-	RetransSegs  float64
-	InErrs       float64
-	OutRsts      float64
-	InCsumErrors float64
+	RtoAlgorithm *float64
+	RtoMin       *float64
+	RtoMax       *float64
+	MaxConn      *float64
+	ActiveOpens  *float64
+	PassiveOpens *float64
+	AttemptFails *float64
+	EstabResets  *float64
+	CurrEstab    *float64
+	InSegs       *float64
+	OutSegs      *float64
+	RetransSegs  *float64
+	InErrs       *float64
+	OutRsts      *float64
+	InCsumErrors *float64
 }

 type Udp struct { // nolint:revive
-	InDatagrams  float64
-	NoPorts      float64
-	InErrors     float64
-	OutDatagrams float64
-	RcvbufErrors float64
-	SndbufErrors float64
-	InCsumErrors float64
-	IgnoredMulti float64
+	InDatagrams  *float64
+	NoPorts      *float64
+	InErrors     *float64
+	OutDatagrams *float64
+	RcvbufErrors *float64
+	SndbufErrors *float64
+	InCsumErrors *float64
+	IgnoredMulti *float64
 }

 type UdpLite struct { // nolint:revive
-	InDatagrams  float64
-	NoPorts      float64
-	InErrors     float64
-	OutDatagrams float64
-	RcvbufErrors float64
-	SndbufErrors float64
-	InCsumErrors float64
-	IgnoredMulti float64
+	InDatagrams  *float64
+	NoPorts      *float64
+	InErrors     *float64
+	OutDatagrams *float64
+	RcvbufErrors *float64
+	SndbufErrors *float64
+	InCsumErrors *float64
+	IgnoredMulti *float64
 }

 func (p Proc) Snmp() (ProcSnmp, error) {
@@ -173,178 +173,178 @@ func parseSnmp(r io.Reader, fileName string) (ProcSnmp, error) {
 			case "Ip":
 				switch key {
 				case "Forwarding":
-					procSnmp.Ip.Forwarding = value
+					procSnmp.Ip.Forwarding = &value
 				case "DefaultTTL":
-					procSnmp.Ip.DefaultTTL = value
+					procSnmp.Ip.DefaultTTL = &value
 				case "InReceives":
-					procSnmp.Ip.InReceives = value
+					procSnmp.Ip.InReceives = &value
 				case "InHdrErrors":
-					procSnmp.Ip.InHdrErrors = value
+					procSnmp.Ip.InHdrErrors = &value
 				case "InAddrErrors":
-					procSnmp.Ip.InAddrErrors = value
+					procSnmp.Ip.InAddrErrors = &value
 				case "ForwDatagrams":
-					procSnmp.Ip.ForwDatagrams = value
+					procSnmp.Ip.ForwDatagrams = &value
 				case "InUnknownProtos":
-					procSnmp.Ip.InUnknownProtos = value
+					procSnmp.Ip.InUnknownProtos = &value
 				case "InDiscards":
-					procSnmp.Ip.InDiscards = value
+					procSnmp.Ip.InDiscards = &value
 				case "InDelivers":
-					procSnmp.Ip.InDelivers = value
+					procSnmp.Ip.InDelivers = &value
 				case "OutRequests":
-					procSnmp.Ip.OutRequests = value
+					procSnmp.Ip.OutRequests = &value
 				case "OutDiscards":
-					procSnmp.Ip.OutDiscards = value
+					procSnmp.Ip.OutDiscards = &value
 				case "OutNoRoutes":
-					procSnmp.Ip.OutNoRoutes = value
+					procSnmp.Ip.OutNoRoutes = &value
 				case "ReasmTimeout":
-					procSnmp.Ip.ReasmTimeout = value
+					procSnmp.Ip.ReasmTimeout = &value
 				case "ReasmReqds":
-					procSnmp.Ip.ReasmReqds = value
+					procSnmp.Ip.ReasmReqds = &value
 				case "ReasmOKs":
-					procSnmp.Ip.ReasmOKs = value
+					procSnmp.Ip.ReasmOKs = &value
 				case "ReasmFails":
-					procSnmp.Ip.ReasmFails = value
+					procSnmp.Ip.ReasmFails = &value
 				case "FragOKs":
-					procSnmp.Ip.FragOKs = value
+					procSnmp.Ip.FragOKs = &value
 				case "FragFails":
-					procSnmp.Ip.FragFails = value
+					procSnmp.Ip.FragFails = &value
 				case "FragCreates":
-					procSnmp.Ip.FragCreates = value
+					procSnmp.Ip.FragCreates = &value
 				}
 			case "Icmp":
 				switch key {
 				case "InMsgs":
-					procSnmp.Icmp.InMsgs = value
+					procSnmp.Icmp.InMsgs = &value
 				case "InErrors":
-					procSnmp.Icmp.InErrors = value
+					procSnmp.Icmp.InErrors = &value
 				case "InCsumErrors":
-					procSnmp.Icmp.InCsumErrors = value
+					procSnmp.Icmp.InCsumErrors = &value
 				case "InDestUnreachs":
-					procSnmp.Icmp.InDestUnreachs = value
+					procSnmp.Icmp.InDestUnreachs = &value
 				case "InTimeExcds":
-					procSnmp.Icmp.InTimeExcds = value
+					procSnmp.Icmp.InTimeExcds = &value
 				case "InParmProbs":
-					procSnmp.Icmp.InParmProbs = value
+					procSnmp.Icmp.InParmProbs = &value
 				case "InSrcQuenchs":
-					procSnmp.Icmp.InSrcQuenchs = value
+					procSnmp.Icmp.InSrcQuenchs = &value
 				case "InRedirects":
-					procSnmp.Icmp.InRedirects = value
+					procSnmp.Icmp.InRedirects = &value
 				case "InEchos":
-					procSnmp.Icmp.InEchos = value
+					procSnmp.Icmp.InEchos = &value
 				case "InEchoReps":
-					procSnmp.Icmp.InEchoReps = value
+					procSnmp.Icmp.InEchoReps = &value
 				case "InTimestamps":
-					procSnmp.Icmp.InTimestamps = value
+					procSnmp.Icmp.InTimestamps = &value
 				case "InTimestampReps":
-					procSnmp.Icmp.InTimestampReps = value
+					procSnmp.Icmp.InTimestampReps = &value
 				case "InAddrMasks":
-					procSnmp.Icmp.InAddrMasks = value
+					procSnmp.Icmp.InAddrMasks = &value
 				case "InAddrMaskReps":
-					procSnmp.Icmp.InAddrMaskReps = value
+					procSnmp.Icmp.InAddrMaskReps = &value
 				case "OutMsgs":
-					procSnmp.Icmp.OutMsgs = value
+					procSnmp.Icmp.OutMsgs = &value
 				case "OutErrors":
-					procSnmp.Icmp.OutErrors = value
+					procSnmp.Icmp.OutErrors = &value
 				case "OutDestUnreachs":
-					procSnmp.Icmp.OutDestUnreachs = value
+					procSnmp.Icmp.OutDestUnreachs = &value
 				case "OutTimeExcds":
-					procSnmp.Icmp.OutTimeExcds = value
+					procSnmp.Icmp.OutTimeExcds = &value
 				case "OutParmProbs":
-					procSnmp.Icmp.OutParmProbs = value
+					procSnmp.Icmp.OutParmProbs = &value
 				case "OutSrcQuenchs":
-					procSnmp.Icmp.OutSrcQuenchs = value
+					procSnmp.Icmp.OutSrcQuenchs = &value
 				case "OutRedirects":
-					procSnmp.Icmp.OutRedirects = value
+					procSnmp.Icmp.OutRedirects = &value
 				case "OutEchos":
-					procSnmp.Icmp.OutEchos = value
+					procSnmp.Icmp.OutEchos = &value
 				case "OutEchoReps":
-					procSnmp.Icmp.OutEchoReps = value
+					procSnmp.Icmp.OutEchoReps = &value
 				case "OutTimestamps":
-					procSnmp.Icmp.OutTimestamps = value
+					procSnmp.Icmp.OutTimestamps = &value
 				case "OutTimestampReps":
-					procSnmp.Icmp.OutTimestampReps = value
+					procSnmp.Icmp.OutTimestampReps = &value
 				case "OutAddrMasks":
-					procSnmp.Icmp.OutAddrMasks = value
+					procSnmp.Icmp.OutAddrMasks = &value
 				case "OutAddrMaskReps":
-					procSnmp.Icmp.OutAddrMaskReps = value
+					procSnmp.Icmp.OutAddrMaskReps = &value
 				}
 			case "IcmpMsg":
 				switch key {
 				case "InType3":
-					procSnmp.IcmpMsg.InType3 = value
+					procSnmp.IcmpMsg.InType3 = &value
 				case "OutType3":
-					procSnmp.IcmpMsg.OutType3 = value
+					procSnmp.IcmpMsg.OutType3 = &value
 				}
 			case "Tcp":
 				switch key {
 				case "RtoAlgorithm":
-					procSnmp.Tcp.RtoAlgorithm = value
+					procSnmp.Tcp.RtoAlgorithm = &value
 				case "RtoMin":
-					procSnmp.Tcp.RtoMin = value
+					procSnmp.Tcp.RtoMin = &value
 				case "RtoMax":
-					procSnmp.Tcp.RtoMax = value
+					procSnmp.Tcp.RtoMax = &value
 				case "MaxConn":
-					procSnmp.Tcp.MaxConn = value
+					procSnmp.Tcp.MaxConn = &value
 				case "ActiveOpens":
-					procSnmp.Tcp.ActiveOpens = value
+					procSnmp.Tcp.ActiveOpens = &value
 				case "PassiveOpens":
-					procSnmp.Tcp.PassiveOpens = value
+					procSnmp.Tcp.PassiveOpens = &value
 				case "AttemptFails":
-					procSnmp.Tcp.AttemptFails = value
+					procSnmp.Tcp.AttemptFails = &value
 				case "EstabResets":
-					procSnmp.Tcp.EstabResets = value
+					procSnmp.Tcp.EstabResets = &value
 				case "CurrEstab":
-					procSnmp.Tcp.CurrEstab = value
+					procSnmp.Tcp.CurrEstab = &value
 				case "InSegs":
-					procSnmp.Tcp.InSegs = value
+					procSnmp.Tcp.InSegs = &value
 				case "OutSegs":
-					procSnmp.Tcp.OutSegs = value
+					procSnmp.Tcp.OutSegs = &value
 				case "RetransSegs":
-					procSnmp.Tcp.RetransSegs = value
+					procSnmp.Tcp.RetransSegs = &value
 				case "InErrs":
-					procSnmp.Tcp.InErrs = value
+					procSnmp.Tcp.InErrs = &value
 				case "OutRsts":
-					procSnmp.Tcp.OutRsts = value
+					procSnmp.Tcp.OutRsts = &value
 				case "InCsumErrors":
-					procSnmp.Tcp.InCsumErrors = value
+					procSnmp.Tcp.InCsumErrors = &value
 				}
 			case "Udp":
 				switch key {
 				case "InDatagrams":
-					procSnmp.Udp.InDatagrams = value
+					procSnmp.Udp.InDatagrams = &value
 				case "NoPorts":
-					procSnmp.Udp.NoPorts = value
+					procSnmp.Udp.NoPorts = &value
 				case "InErrors":
-					procSnmp.Udp.InErrors = value
+					procSnmp.Udp.InErrors = &value
 				case "OutDatagrams":
-					procSnmp.Udp.OutDatagrams = value
+					procSnmp.Udp.OutDatagrams = &value
 				case "RcvbufErrors":
-					procSnmp.Udp.RcvbufErrors = value
+					procSnmp.Udp.RcvbufErrors = &value
 				case "SndbufErrors":
-					procSnmp.Udp.SndbufErrors = value
+					procSnmp.Udp.SndbufErrors = &value
 				case "InCsumErrors":
-					procSnmp.Udp.InCsumErrors = value
+					procSnmp.Udp.InCsumErrors = &value
 				case "IgnoredMulti":
-					procSnmp.Udp.IgnoredMulti = value
+					procSnmp.Udp.IgnoredMulti = &value
 				}
 			case "UdpLite":
 				switch key {
 				case "InDatagrams":
-					procSnmp.UdpLite.InDatagrams = value
+					procSnmp.UdpLite.InDatagrams = &value
 				case "NoPorts":
-					procSnmp.UdpLite.NoPorts = value
+					procSnmp.UdpLite.NoPorts = &value
 				case "InErrors":
-					procSnmp.UdpLite.InErrors = value
+					procSnmp.UdpLite.InErrors = &value
 				case "OutDatagrams":
-					procSnmp.UdpLite.OutDatagrams = value
+					procSnmp.UdpLite.OutDatagrams = &value
 				case "RcvbufErrors":
-					procSnmp.UdpLite.RcvbufErrors = value
+					procSnmp.UdpLite.RcvbufErrors = &value
 				case "SndbufErrors":
-					procSnmp.UdpLite.SndbufErrors = value
+					procSnmp.UdpLite.SndbufErrors = &value
 				case "InCsumErrors":
-					procSnmp.UdpLite.InCsumErrors = value
+					procSnmp.UdpLite.InCsumErrors = &value
 				case "IgnoredMulti":
-					procSnmp.UdpLite.IgnoredMulti = value
+					procSnmp.UdpLite.IgnoredMulti = &value
 				}
 			}
 		}
--- a/vendor/github.com/prometheus/procfs/proc_snmp6.go
+++ b/vendor/github.com/prometheus/procfs/proc_snmp6.go
@@ -36,106 +36,106 @@ type ProcSnmp6 struct {
 }

 type Ip6 struct { // nolint:revive
-	InReceives       float64
-	InHdrErrors      float64
-	InTooBigErrors   float64
-	InNoRoutes       float64
-	InAddrErrors     float64
-	InUnknownProtos  float64
-	InTruncatedPkts  float64
-	InDiscards       float64
-	InDelivers       float64
-	OutForwDatagrams float64
-	OutRequests      float64
-	OutDiscards      float64
-	OutNoRoutes      float64
-	ReasmTimeout     float64
-	ReasmReqds       float64
-	ReasmOKs         float64
-	ReasmFails       float64
-	FragOKs          float64
-	FragFails        float64
-	FragCreates      float64
-	InMcastPkts      float64
-	OutMcastPkts     float64
-	InOctets         float64
-	OutOctets        float64
-	InMcastOctets    float64
-	OutMcastOctets   float64
-	InBcastOctets    float64
-	OutBcastOctets   float64
-	InNoECTPkts      float64
-	InECT1Pkts       float64
-	InECT0Pkts       float64
-	InCEPkts         float64
+	InReceives       *float64
+	InHdrErrors      *float64
+	InTooBigErrors   *float64
+	InNoRoutes       *float64
+	InAddrErrors     *float64
+	InUnknownProtos  *float64
+	InTruncatedPkts  *float64
+	InDiscards       *float64
+	InDelivers       *float64
+	OutForwDatagrams *float64
+	OutRequests      *float64
+	OutDiscards      *float64
+	OutNoRoutes      *float64
+	ReasmTimeout     *float64
+	ReasmReqds       *float64
+	ReasmOKs         *float64
+	ReasmFails       *float64
+	FragOKs          *float64
+	FragFails        *float64
+	FragCreates      *float64
+	InMcastPkts      *float64
+	OutMcastPkts     *float64
+	InOctets         *float64
+	OutOctets        *float64
+	InMcastOctets    *float64
+	OutMcastOctets   *float64
+	InBcastOctets    *float64
+	OutBcastOctets   *float64
+	InNoECTPkts      *float64
+	InECT1Pkts       *float64
+	InECT0Pkts       *float64
+	InCEPkts         *float64
 }

 type Icmp6 struct {
-	InMsgs                    float64
-	InErrors                  float64
-	OutMsgs                   float64
-	OutErrors                 float64
-	InCsumErrors              float64
-	InDestUnreachs            float64
-	InPktTooBigs              float64
-	InTimeExcds               float64
-	InParmProblems            float64
-	InEchos                   float64
-	InEchoReplies             float64
-	InGroupMembQueries        float64
-	InGroupMembResponses      float64
-	InGroupMembReductions     float64
-	InRouterSolicits          float64
-	InRouterAdvertisements    float64
-	InNeighborSolicits        float64
-	InNeighborAdvertisements  float64
-	InRedirects               float64
-	InMLDv2Reports            float64
-	OutDestUnreachs           float64
-	OutPktTooBigs             float64
-	OutTimeExcds              float64
-	OutParmProblems           float64
-	OutEchos                  float64
-	OutEchoReplies            float64
-	OutGroupMembQueries       float64
-	OutGroupMembResponses     float64
-	OutGroupMembReductions    float64
-	OutRouterSolicits         float64
-	OutRouterAdvertisements   float64
-	OutNeighborSolicits       float64
-	OutNeighborAdvertisements float64
-	OutRedirects              float64
-	OutMLDv2Reports           float64
-	InType1                   float64
-	InType134                 float64
-	InType135                 float64
-	InType136                 float64
-	InType143                 float64
-	OutType133                float64
-	OutType135                float64
-	OutType136                float64
-	OutType143                float64
+	InMsgs                    *float64
+	InErrors                  *float64
+	OutMsgs                   *float64
+	OutErrors                 *float64
+	InCsumErrors              *float64
+	InDestUnreachs            *float64
+	InPktTooBigs              *float64
+	InTimeExcds               *float64
+	InParmProblems            *float64
+	InEchos                   *float64
+	InEchoReplies             *float64
+	InGroupMembQueries        *float64
+	InGroupMembResponses      *float64
+	InGroupMembReductions     *float64
+	InRouterSolicits          *float64
+	InRouterAdvertisements    *float64
+	InNeighborSolicits        *float64
+	InNeighborAdvertisements  *float64
+	InRedirects               *float64
+	InMLDv2Reports            *float64
+	OutDestUnreachs           *float64
+	OutPktTooBigs             *float64
+	OutTimeExcds              *float64
+	OutParmProblems           *float64
+	OutEchos                  *float64
+	OutEchoReplies            *float64
+	OutGroupMembQueries       *float64
+	OutGroupMembResponses     *float64
+	OutGroupMembReductions    *float64
+	OutRouterSolicits         *float64
+	OutRouterAdvertisements   *float64
+	OutNeighborSolicits       *float64
+	OutNeighborAdvertisements *float64
+	OutRedirects              *float64
+	OutMLDv2Reports           *float64
+	InType1                   *float64
+	InType134                 *float64
+	InType135                 *float64
+	InType136                 *float64
+	InType143                 *float64
+	OutType133                *float64
+	OutType135                *float64
+	OutType136                *float64
+	OutType143                *float64
 }

 type Udp6 struct { // nolint:revive
-	InDatagrams  float64
-	NoPorts      float64
-	InErrors     float64
-	OutDatagrams float64
-	RcvbufErrors float64
-	SndbufErrors float64
-	InCsumErrors float64
-	IgnoredMulti float64
+	InDatagrams  *float64
+	NoPorts      *float64
+	InErrors     *float64
+	OutDatagrams *float64
+	RcvbufErrors *float64
+	SndbufErrors *float64
+	InCsumErrors *float64
+	IgnoredMulti *float64
 }

 type UdpLite6 struct { // nolint:revive
-	InDatagrams  float64
-	NoPorts      float64
-	InErrors     float64
-	OutDatagrams float64
-	RcvbufErrors float64
-	SndbufErrors float64
-	InCsumErrors float64
+	InDatagrams  *float64
+	NoPorts      *float64
+	InErrors     *float64
+	OutDatagrams *float64
+	RcvbufErrors *float64
+	SndbufErrors *float64
+	InCsumErrors *float64
 }

 func (p Proc) Snmp6() (ProcSnmp6, error) {
@@ -182,197 +182,197 @@ func parseSNMP6Stats(r io.Reader) (ProcSnmp6, error) {
 			case "Ip6":
 				switch key {
 				case "InReceives":
-					procSnmp6.Ip6.InReceives = value
+					procSnmp6.Ip6.InReceives = &value
 				case "InHdrErrors":
-					procSnmp6.Ip6.InHdrErrors = value
+					procSnmp6.Ip6.InHdrErrors = &value
 				case "InTooBigErrors":
-					procSnmp6.Ip6.InTooBigErrors = value
+					procSnmp6.Ip6.InTooBigErrors = &value
 				case "InNoRoutes":
-					procSnmp6.Ip6.InNoRoutes = value
+					procSnmp6.Ip6.InNoRoutes = &value
 				case "InAddrErrors":
-					procSnmp6.Ip6.InAddrErrors = value
+					procSnmp6.Ip6.InAddrErrors = &value
 				case "InUnknownProtos":
-					procSnmp6.Ip6.InUnknownProtos = value
+					procSnmp6.Ip6.InUnknownProtos = &value
 				case "InTruncatedPkts":
-					procSnmp6.Ip6.InTruncatedPkts = value
+					procSnmp6.Ip6.InTruncatedPkts = &value
 				case "InDiscards":
-					procSnmp6.Ip6.InDiscards = value
+					procSnmp6.Ip6.InDiscards = &value
 				case "InDelivers":
-					procSnmp6.Ip6.InDelivers = value
+					procSnmp6.Ip6.InDelivers = &value
 				case "OutForwDatagrams":
-					procSnmp6.Ip6.OutForwDatagrams = value
+					procSnmp6.Ip6.OutForwDatagrams = &value
 				case "OutRequests":
-					procSnmp6.Ip6.OutRequests = value
+					procSnmp6.Ip6.OutRequests = &value
 				case "OutDiscards":
-					procSnmp6.Ip6.OutDiscards = value
+					procSnmp6.Ip6.OutDiscards = &value
 				case "OutNoRoutes":
-					procSnmp6.Ip6.OutNoRoutes = value
+					procSnmp6.Ip6.OutNoRoutes = &value
 				case "ReasmTimeout":
-					procSnmp6.Ip6.ReasmTimeout = value
+					procSnmp6.Ip6.ReasmTimeout = &value
 				case "ReasmReqds":
-					procSnmp6.Ip6.ReasmReqds = value
+					procSnmp6.Ip6.ReasmReqds = &value
 				case "ReasmOKs":
-					procSnmp6.Ip6.ReasmOKs = value
+					procSnmp6.Ip6.ReasmOKs = &value
 				case "ReasmFails":
-					procSnmp6.Ip6.ReasmFails = value
+					procSnmp6.Ip6.ReasmFails = &value
 				case "FragOKs":
-					procSnmp6.Ip6.FragOKs = value
+					procSnmp6.Ip6.FragOKs = &value
 				case "FragFails":
-					procSnmp6.Ip6.FragFails = value
+					procSnmp6.Ip6.FragFails = &value
 				case "FragCreates":
-					procSnmp6.Ip6.FragCreates = value
+					procSnmp6.Ip6.FragCreates = &value
 				case "InMcastPkts":
-					procSnmp6.Ip6.InMcastPkts = value
+					procSnmp6.Ip6.InMcastPkts = &value
 				case "OutMcastPkts":
-					procSnmp6.Ip6.OutMcastPkts = value
+					procSnmp6.Ip6.OutMcastPkts = &value
 				case "InOctets":
-					procSnmp6.Ip6.InOctets = value
+					procSnmp6.Ip6.InOctets = &value
 				case "OutOctets":
-					procSnmp6.Ip6.OutOctets = value
+					procSnmp6.Ip6.OutOctets = &value
 				case "InMcastOctets":
-					procSnmp6.Ip6.InMcastOctets = value
+					procSnmp6.Ip6.InMcastOctets = &value
 				case "OutMcastOctets":
-					procSnmp6.Ip6.OutMcastOctets = value
+					procSnmp6.Ip6.OutMcastOctets = &value
 				case "InBcastOctets":
-					procSnmp6.Ip6.InBcastOctets = value
+					procSnmp6.Ip6.InBcastOctets = &value
 				case "OutBcastOctets":
-					procSnmp6.Ip6.OutBcastOctets = value
+					procSnmp6.Ip6.OutBcastOctets = &value
 				case "InNoECTPkts":
-					procSnmp6.Ip6.InNoECTPkts = value
+					procSnmp6.Ip6.InNoECTPkts = &value
 				case "InECT1Pkts":
-					procSnmp6.Ip6.InECT1Pkts = value
+					procSnmp6.Ip6.InECT1Pkts = &value
 				case "InECT0Pkts":
-					procSnmp6.Ip6.InECT0Pkts = value
+					procSnmp6.Ip6.InECT0Pkts = &value
 				case "InCEPkts":
-					procSnmp6.Ip6.InCEPkts = value
+					procSnmp6.Ip6.InCEPkts = &value

 				}
 			case "Icmp6":
 				switch key {
 				case "InMsgs":
-					procSnmp6.Icmp6.InMsgs = value
+					procSnmp6.Icmp6.InMsgs = &value
 				case "InErrors":
-					procSnmp6.Icmp6.InErrors = value
+					procSnmp6.Icmp6.InErrors = &value
 				case "OutMsgs":
-					procSnmp6.Icmp6.OutMsgs = value
+					procSnmp6.Icmp6.OutMsgs = &value
 				case "OutErrors":
-					procSnmp6.Icmp6.OutErrors = value
+					procSnmp6.Icmp6.OutErrors = &value
 				case "InCsumErrors":
-					procSnmp6.Icmp6.InCsumErrors = value
+					procSnmp6.Icmp6.InCsumErrors = &value
 				case "InDestUnreachs":
-					procSnmp6.Icmp6.InDestUnreachs = value
+					procSnmp6.Icmp6.InDestUnreachs = &value
 				case "InPktTooBigs":
-					procSnmp6.Icmp6.InPktTooBigs = value
+					procSnmp6.Icmp6.InPktTooBigs = &value
 				case "InTimeExcds":
-					procSnmp6.Icmp6.InTimeExcds = value
+					procSnmp6.Icmp6.InTimeExcds = &value
 				case "InParmProblems":
-					procSnmp6.Icmp6.InParmProblems = value
+					procSnmp6.Icmp6.InParmProblems = &value
 				case "InEchos":
-					procSnmp6.Icmp6.InEchos = value
+					procSnmp6.Icmp6.InEchos = &value
 				case "InEchoReplies":
-					procSnmp6.Icmp6.InEchoReplies = value
+					procSnmp6.Icmp6.InEchoReplies = &value
 				case "InGroupMembQueries":
-					procSnmp6.Icmp6.InGroupMembQueries = value
+					procSnmp6.Icmp6.InGroupMembQueries = &value
 				case "InGroupMembResponses":
-					procSnmp6.Icmp6.InGroupMembResponses = value
+					procSnmp6.Icmp6.InGroupMembResponses = &value
 				case "InGroupMembReductions":
-					procSnmp6.Icmp6.InGroupMembReductions = value
+					procSnmp6.Icmp6.InGroupMembReductions = &value
 				case "InRouterSolicits":
-					procSnmp6.Icmp6.InRouterSolicits = value
+					procSnmp6.Icmp6.InRouterSolicits = &value
 				case "InRouterAdvertisements":
-					procSnmp6.Icmp6.InRouterAdvertisements = value
+					procSnmp6.Icmp6.InRouterAdvertisements = &value
 				case "InNeighborSolicits":
-					procSnmp6.Icmp6.InNeighborSolicits = value
+					procSnmp6.Icmp6.InNeighborSolicits = &value
 				case "InNeighborAdvertisements":
-					procSnmp6.Icmp6.InNeighborAdvertisements = value
+					procSnmp6.Icmp6.InNeighborAdvertisements = &value
 				case "InRedirects":
-					procSnmp6.Icmp6.InRedirects = value
+					procSnmp6.Icmp6.InRedirects = &value
 				case "InMLDv2Reports":
-					procSnmp6.Icmp6.InMLDv2Reports = value
+					procSnmp6.Icmp6.InMLDv2Reports = &value
 				case "OutDestUnreachs":
-					procSnmp6.Icmp6.OutDestUnreachs = value
+					procSnmp6.Icmp6.OutDestUnreachs = &value
 				case "OutPktTooBigs":
-					procSnmp6.Icmp6.OutPktTooBigs = value
+					procSnmp6.Icmp6.OutPktTooBigs = &value
 				case "OutTimeExcds":
-					procSnmp6.Icmp6.OutTimeExcds = value
+					procSnmp6.Icmp6.OutTimeExcds = &value
 				case "OutParmProblems":
-					procSnmp6.Icmp6.OutParmProblems = value
+					procSnmp6.Icmp6.OutParmProblems = &value
 				case "OutEchos":
-					procSnmp6.Icmp6.OutEchos = value
+					procSnmp6.Icmp6.OutEchos = &value
 				case "OutEchoReplies":
-					procSnmp6.Icmp6.OutEchoReplies = value
+					procSnmp6.Icmp6.OutEchoReplies = &value
 				case "OutGroupMembQueries":
-					procSnmp6.Icmp6.OutGroupMembQueries = value
+					procSnmp6.Icmp6.OutGroupMembQueries = &value
 				case "OutGroupMembResponses":
-					procSnmp6.Icmp6.OutGroupMembResponses = value
+					procSnmp6.Icmp6.OutGroupMembResponses = &value
 				case "OutGroupMembReductions":
-					procSnmp6.Icmp6.OutGroupMembReductions = value
+					procSnmp6.Icmp6.OutGroupMembReductions = &value
 				case "OutRouterSolicits":
-					procSnmp6.Icmp6.OutRouterSolicits = value
+					procSnmp6.Icmp6.OutRouterSolicits = &value
 				case "OutRouterAdvertisements":
-					procSnmp6.Icmp6.OutRouterAdvertisements = value
+					procSnmp6.Icmp6.OutRouterAdvertisements = &value
 				case "OutNeighborSolicits":
-					procSnmp6.Icmp6.OutNeighborSolicits = value
+					procSnmp6.Icmp6.OutNeighborSolicits = &value
 				case "OutNeighborAdvertisements":
-					procSnmp6.Icmp6.OutNeighborAdvertisements = value
+					procSnmp6.Icmp6.OutNeighborAdvertisements = &value
 				case "OutRedirects":
-					procSnmp6.Icmp6.OutRedirects = value
+					procSnmp6.Icmp6.OutRedirects = &value
 				case "OutMLDv2Reports":
-					procSnmp6.Icmp6.OutMLDv2Reports = value
+					procSnmp6.Icmp6.OutMLDv2Reports = &value
 				case "InType1":
-					procSnmp6.Icmp6.InType1 = value
+					procSnmp6.Icmp6.InType1 = &value
 				case "InType134":
-					procSnmp6.Icmp6.InType134 = value
+					procSnmp6.Icmp6.InType134 = &value
 				case "InType135":
-					procSnmp6.Icmp6.InType135 = value
+					procSnmp6.Icmp6.InType135 = &value
 				case "InType136":
-					procSnmp6.Icmp6.InType136 = value
+					procSnmp6.Icmp6.InType136 = &value
 				case "InType143":
-					procSnmp6.Icmp6.InType143 = value
+					procSnmp6.Icmp6.InType143 = &value
 				case "OutType133":
-					procSnmp6.Icmp6.OutType133 = value
+					procSnmp6.Icmp6.OutType133 = &value
 				case "OutType135":
-					procSnmp6.Icmp6.OutType135 = value
+					procSnmp6.Icmp6.OutType135 = &value
 				case "OutType136":
-					procSnmp6.Icmp6.OutType136 = value
+					procSnmp6.Icmp6.OutType136 = &value
 				case "OutType143":
-					procSnmp6.Icmp6.OutType143 = value
+					procSnmp6.Icmp6.OutType143 = &value
 				}
 			case "Udp6":
 				switch key {
 				case "InDatagrams":
-					procSnmp6.Udp6.InDatagrams = value
+					procSnmp6.Udp6.InDatagrams = &value
 				case "NoPorts":
-					procSnmp6.Udp6.NoPorts = value
+					procSnmp6.Udp6.NoPorts = &value
 				case "InErrors":
-					procSnmp6.Udp6.InErrors = value
+					procSnmp6.Udp6.InErrors = &value
 				case "OutDatagrams":
-					procSnmp6.Udp6.OutDatagrams = value
+					procSnmp6.Udp6.OutDatagrams = &value
 				case "RcvbufErrors":
-					procSnmp6.Udp6.RcvbufErrors = value
+					procSnmp6.Udp6.RcvbufErrors = &value
 				case "SndbufErrors":
-					procSnmp6.Udp6.SndbufErrors = value
+					procSnmp6.Udp6.SndbufErrors = &value
 				case "InCsumErrors":
-					procSnmp6.Udp6.InCsumErrors = value
+					procSnmp6.Udp6.InCsumErrors = &value
 				case "IgnoredMulti":
-					procSnmp6.Udp6.IgnoredMulti = value
+					procSnmp6.Udp6.IgnoredMulti = &value
 				}
 			case "UdpLite6":
 				switch key {
 				case "InDatagrams":
-					procSnmp6.UdpLite6.InDatagrams = value
+					procSnmp6.UdpLite6.InDatagrams = &value
 				case "NoPorts":
-					procSnmp6.UdpLite6.NoPorts = value
+					procSnmp6.UdpLite6.NoPorts = &value
 				case "InErrors":
-					procSnmp6.UdpLite6.InErrors = value
+					procSnmp6.UdpLite6.InErrors = &value
 				case "OutDatagrams":
-					procSnmp6.UdpLite6.OutDatagrams = value
+					procSnmp6.UdpLite6.OutDatagrams = &value
 				case "RcvbufErrors":
-					procSnmp6.UdpLite6.RcvbufErrors = value
+					procSnmp6.UdpLite6.RcvbufErrors = &value
 				case "SndbufErrors":
-					procSnmp6.UdpLite6.SndbufErrors = value
+					procSnmp6.UdpLite6.SndbufErrors = &value
 				case "InCsumErrors":
-					procSnmp6.UdpLite6.InCsumErrors = value
+					procSnmp6.UdpLite6.InCsumErrors = &value
 				}
 			}
 		}
--- a/vendor/github.com/prometheus/procfs/proc_stat.go
+++ b/vendor/github.com/prometheus/procfs/proc_stat.go
@@ -102,6 +102,8 @@ type ProcStat struct {
 	RSS int
 	// Soft limit in bytes on the rss of the process.
 	RSSLimit uint64
+	// CPU number last executed on.
+	Processor uint
 	// Real-time scheduling priority, a number in the range 1 to 99 for processes
 	// scheduled under a real-time policy, or 0, for non-real-time processes.
 	RTPriority uint
@@ -184,7 +186,7 @@ func (p Proc) Stat() (ProcStat, error) {
 		&ignoreUint64,
 		&ignoreUint64,
 		&ignoreInt64,
-		&ignoreInt64,
+		&s.Processor,
 		&s.RTPriority,
 		&s.Policy,
 		&s.DelayAcctBlkIOTicks,
--- a/vendor/github.com/prometheus/procfs/proc_status.go
+++ b/vendor/github.com/prometheus/procfs/proc_status.go
@@ -96,10 +96,10 @@ func (p Proc) NewStatus() (ProcStatus, error) {
 		kv := strings.SplitN(line, ":", 2)

 		// removes spaces
-		k := string(strings.TrimSpace(kv[0]))
-		v := string(strings.TrimSpace(kv[1]))
+		k := strings.TrimSpace(kv[0])
+		v := strings.TrimSpace(kv[1])
 		// removes "kB"
-		v = string(bytes.Trim([]byte(v), " kB"))
+		v = strings.TrimSuffix(v, " kB")

 		// value to int when possible
 		// we can skip error check here, 'cause vKBytes is not used when value is a string
--- a/vendor/github.com/prometheus/procfs/stat.go
+++ b/vendor/github.com/prometheus/procfs/stat.go
@@ -62,7 +62,7 @@ type Stat struct {
 	// Summed up cpu statistics.
 	CPUTotal CPUStat
 	// Per-CPU statistics.
-	CPU []CPUStat
+	CPU map[int64]CPUStat
 	// Number of times interrupts were handled, which contains numbered and unnumbered IRQs.
 	IRQTotal uint64
 	// Number of times a numbered IRQ was triggered.
@@ -170,10 +170,23 @@ func (fs FS) Stat() (Stat, error) {
 	if err != nil {
 		return Stat{}, err
 	}
+	procStat, err := parseStat(bytes.NewReader(data), fileName)
+	if err != nil {
+		return Stat{}, err
+	}
+	return procStat, nil
+}

-	stat := Stat{}
+// parseStat parses the metrics from /proc/[pid]/stat.
+func parseStat(r io.Reader, fileName string) (Stat, error) {
+	var (
+		scanner = bufio.NewScanner(r)
+		stat    = Stat{
+			CPU: make(map[int64]CPUStat),
+		}
+		err error
+	)

-	scanner := bufio.NewScanner(bytes.NewReader(data))
 	for scanner.Scan() {
 		line := scanner.Text()
 		parts := strings.Fields(scanner.Text())
@@ -228,9 +241,6 @@ func (fs FS) Stat() (Stat, error) {
 			if cpuID == -1 {
 				stat.CPUTotal = cpuStat
 			} else {
-				for int64(len(stat.CPU)) <= cpuID {
-					stat.CPU = append(stat.CPU, CPUStat{})
-				}
 				stat.CPU[cpuID] = cpuStat
 			}
 		}
--- a/vendor/github.com/prometheus/procfs/thread.go
+++ b/vendor/github.com/prometheus/procfs/thread.go
@@ -0,0 +1,79 @@
+// Copyright 2022 The Prometheus 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 procfs
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+
+	fsi "github.com/prometheus/procfs/internal/fs"
+)
+
+// Provide access to /proc/PID/task/TID files, for thread specific values. Since
+// such files have the same structure as /proc/PID/ ones, the data structures
+// and the parsers for the latter may be reused.
+
+// AllThreads returns a list of all currently available threads under /proc/PID.
+func AllThreads(pid int) (Procs, error) {
+	fs, err := NewFS(DefaultMountPoint)
+	if err != nil {
+		return Procs{}, err
+	}
+	return fs.AllThreads(pid)
+}
+
+// AllThreads returns a list of all currently available threads for PID.
+func (fs FS) AllThreads(pid int) (Procs, error) {
+	taskPath := fs.proc.Path(strconv.Itoa(pid), "task")
+	d, err := os.Open(taskPath)
+	if err != nil {
+		return Procs{}, err
+	}
+	defer d.Close()
+
+	names, err := d.Readdirnames(-1)
+	if err != nil {
+		return Procs{}, fmt.Errorf("could not read %q: %w", d.Name(), err)
+	}
+
+	t := Procs{}
+	for _, n := range names {
+		tid, err := strconv.ParseInt(n, 10, 64)
+		if err != nil {
+			continue
+		}
+		t = append(t, Proc{PID: int(tid), fs: fsi.FS(taskPath)})
+	}
+
+	return t, nil
+}
+
+// Thread returns a process for a given PID, TID.
+func (fs FS) Thread(pid, tid int) (Proc, error) {
+	taskPath := fs.proc.Path(strconv.Itoa(pid), "task")
+	if _, err := os.Stat(taskPath); err != nil {
+		return Proc{}, err
+	}
+	return Proc{PID: tid, fs: fsi.FS(taskPath)}, nil
+}
+
+// Thread returns a process for a given TID of Proc.
+func (proc Proc) Thread(tid int) (Proc, error) {
+	tfs := fsi.FS(proc.path("task"))
+	if _, err := os.Stat(tfs.Path(strconv.Itoa(tid))); err != nil {
+		return Proc{}, err
+	}
+	return Proc{PID: tid, fs: tfs}, nil
+}
--- a/vendor/github.com/prometheus/procfs/vm.go
+++ b/vendor/github.com/prometheus/procfs/vm.go
@@ -26,7 +26,9 @@ import (
 )

 // The VM interface is described at
-//   https://www.kernel.org/doc/Documentation/sysctl/vm.txt
+//
+//	https://www.kernel.org/doc/Documentation/sysctl/vm.txt
+//
 // Each setting is exposed as a single file.
 // Each file contains one line with a single numerical value, except lowmem_reserve_ratio which holds an array
 // and numa_zonelist_order (deprecated) which is a string.