mirror of
https://github.com/ceph/ceph-csi.git
synced 2025-06-13 10:33:35 +00:00
rebase: bump github.com/hashicorp/vault/api from 1.1.1 to 1.2.0
Bumps [github.com/hashicorp/vault/api](https://github.com/hashicorp/vault) from 1.1.1 to 1.2.0. - [Release notes](https://github.com/hashicorp/vault/releases) - [Changelog](https://github.com/hashicorp/vault/blob/main/CHANGELOG.md) - [Commits](https://github.com/hashicorp/vault/compare/v1.1.1...v1.2.0) --- updated-dependencies: - dependency-name: github.com/hashicorp/vault/api dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>
This commit is contained in:
dependabot[bot]
committed by
mergify[bot]
mergify[bot]
parent
9bd9f5e91d
commit
5280b67327
293
vendor/github.com/armon/go-metrics/metrics.go
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vendored
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293
vendor/github.com/armon/go-metrics/metrics.go
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@ -0,0 +1,293 @@
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package metrics
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import (
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"runtime"
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"strings"
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"time"
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"github.com/hashicorp/go-immutable-radix"
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)
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type Label struct {
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Name string
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Value string
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}
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func (m *Metrics) SetGauge(key []string, val float32) {
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m.SetGaugeWithLabels(key, val, nil)
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}
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func (m *Metrics) SetGaugeWithLabels(key []string, val float32, labels []Label) {
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if m.HostName != "" {
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if m.EnableHostnameLabel {
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labels = append(labels, Label{"host", m.HostName})
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} else if m.EnableHostname {
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key = insert(0, m.HostName, key)
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}
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}
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if m.EnableTypePrefix {
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key = insert(0, "gauge", key)
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}
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if m.ServiceName != "" {
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if m.EnableServiceLabel {
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labels = append(labels, Label{"service", m.ServiceName})
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} else {
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key = insert(0, m.ServiceName, key)
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}
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}
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allowed, labelsFiltered := m.allowMetric(key, labels)
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if !allowed {
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return
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}
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m.sink.SetGaugeWithLabels(key, val, labelsFiltered)
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}
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func (m *Metrics) EmitKey(key []string, val float32) {
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if m.EnableTypePrefix {
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key = insert(0, "kv", key)
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}
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if m.ServiceName != "" {
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key = insert(0, m.ServiceName, key)
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}
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allowed, _ := m.allowMetric(key, nil)
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if !allowed {
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return
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}
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m.sink.EmitKey(key, val)
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}
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func (m *Metrics) IncrCounter(key []string, val float32) {
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m.IncrCounterWithLabels(key, val, nil)
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}
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func (m *Metrics) IncrCounterWithLabels(key []string, val float32, labels []Label) {
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if m.HostName != "" && m.EnableHostnameLabel {
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labels = append(labels, Label{"host", m.HostName})
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}
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if m.EnableTypePrefix {
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key = insert(0, "counter", key)
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}
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if m.ServiceName != "" {
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if m.EnableServiceLabel {
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labels = append(labels, Label{"service", m.ServiceName})
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} else {
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key = insert(0, m.ServiceName, key)
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}
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}
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allowed, labelsFiltered := m.allowMetric(key, labels)
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if !allowed {
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return
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}
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m.sink.IncrCounterWithLabels(key, val, labelsFiltered)
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}
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func (m *Metrics) AddSample(key []string, val float32) {
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m.AddSampleWithLabels(key, val, nil)
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}
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func (m *Metrics) AddSampleWithLabels(key []string, val float32, labels []Label) {
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if m.HostName != "" && m.EnableHostnameLabel {
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labels = append(labels, Label{"host", m.HostName})
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}
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if m.EnableTypePrefix {
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key = insert(0, "sample", key)
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}
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if m.ServiceName != "" {
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if m.EnableServiceLabel {
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labels = append(labels, Label{"service", m.ServiceName})
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} else {
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key = insert(0, m.ServiceName, key)
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}
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}
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allowed, labelsFiltered := m.allowMetric(key, labels)
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if !allowed {
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return
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}
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m.sink.AddSampleWithLabels(key, val, labelsFiltered)
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}
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func (m *Metrics) MeasureSince(key []string, start time.Time) {
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m.MeasureSinceWithLabels(key, start, nil)
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}
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func (m *Metrics) MeasureSinceWithLabels(key []string, start time.Time, labels []Label) {
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if m.HostName != "" && m.EnableHostnameLabel {
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labels = append(labels, Label{"host", m.HostName})
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}
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if m.EnableTypePrefix {
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key = insert(0, "timer", key)
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}
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if m.ServiceName != "" {
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if m.EnableServiceLabel {
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labels = append(labels, Label{"service", m.ServiceName})
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} else {
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key = insert(0, m.ServiceName, key)
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}
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}
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allowed, labelsFiltered := m.allowMetric(key, labels)
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if !allowed {
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return
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}
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now := time.Now()
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elapsed := now.Sub(start)
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msec := float32(elapsed.Nanoseconds()) / float32(m.TimerGranularity)
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m.sink.AddSampleWithLabels(key, msec, labelsFiltered)
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}
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// UpdateFilter overwrites the existing filter with the given rules.
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func (m *Metrics) UpdateFilter(allow, block []string) {
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m.UpdateFilterAndLabels(allow, block, m.AllowedLabels, m.BlockedLabels)
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}
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// UpdateFilterAndLabels overwrites the existing filter with the given rules.
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func (m *Metrics) UpdateFilterAndLabels(allow, block, allowedLabels, blockedLabels []string) {
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m.filterLock.Lock()
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defer m.filterLock.Unlock()
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m.AllowedPrefixes = allow
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m.BlockedPrefixes = block
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if allowedLabels == nil {
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// Having a white list means we take only elements from it
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m.allowedLabels = nil
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} else {
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m.allowedLabels = make(map[string]bool)
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for _, v := range allowedLabels {
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m.allowedLabels[v] = true
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}
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}
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m.blockedLabels = make(map[string]bool)
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for _, v := range blockedLabels {
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m.blockedLabels[v] = true
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}
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m.AllowedLabels = allowedLabels
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m.BlockedLabels = blockedLabels
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m.filter = iradix.New()
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for _, prefix := range m.AllowedPrefixes {
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m.filter, _, _ = m.filter.Insert([]byte(prefix), true)
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}
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for _, prefix := range m.BlockedPrefixes {
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m.filter, _, _ = m.filter.Insert([]byte(prefix), false)
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}
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}
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// labelIsAllowed return true if a should be included in metric
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// the caller should lock m.filterLock while calling this method
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func (m *Metrics) labelIsAllowed(label *Label) bool {
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labelName := (*label).Name
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if m.blockedLabels != nil {
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_, ok := m.blockedLabels[labelName]
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if ok {
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// If present, let's remove this label
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return false
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}
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}
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if m.allowedLabels != nil {
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_, ok := m.allowedLabels[labelName]
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return ok
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}
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// Allow by default
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return true
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}
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// filterLabels return only allowed labels
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// the caller should lock m.filterLock while calling this method
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func (m *Metrics) filterLabels(labels []Label) []Label {
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if labels == nil {
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return nil
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}
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toReturn := []Label{}
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for _, label := range labels {
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if m.labelIsAllowed(&label) {
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toReturn = append(toReturn, label)
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}
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}
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return toReturn
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}
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// Returns whether the metric should be allowed based on configured prefix filters
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// Also return the applicable labels
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func (m *Metrics) allowMetric(key []string, labels []Label) (bool, []Label) {
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m.filterLock.RLock()
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defer m.filterLock.RUnlock()
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if m.filter == nil || m.filter.Len() == 0 {
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return m.Config.FilterDefault, m.filterLabels(labels)
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}
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_, allowed, ok := m.filter.Root().LongestPrefix([]byte(strings.Join(key, ".")))
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if !ok {
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return m.Config.FilterDefault, m.filterLabels(labels)
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}
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return allowed.(bool), m.filterLabels(labels)
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}
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// Periodically collects runtime stats to publish
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func (m *Metrics) collectStats() {
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for {
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time.Sleep(m.ProfileInterval)
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m.emitRuntimeStats()
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}
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}
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// Emits various runtime statsitics
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func (m *Metrics) emitRuntimeStats() {
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// Export number of Goroutines
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numRoutines := runtime.NumGoroutine()
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m.SetGauge([]string{"runtime", "num_goroutines"}, float32(numRoutines))
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// Export memory stats
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var stats runtime.MemStats
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runtime.ReadMemStats(&stats)
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m.SetGauge([]string{"runtime", "alloc_bytes"}, float32(stats.Alloc))
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m.SetGauge([]string{"runtime", "sys_bytes"}, float32(stats.Sys))
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m.SetGauge([]string{"runtime", "malloc_count"}, float32(stats.Mallocs))
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m.SetGauge([]string{"runtime", "free_count"}, float32(stats.Frees))
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m.SetGauge([]string{"runtime", "heap_objects"}, float32(stats.HeapObjects))
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m.SetGauge([]string{"runtime", "total_gc_pause_ns"}, float32(stats.PauseTotalNs))
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m.SetGauge([]string{"runtime", "total_gc_runs"}, float32(stats.NumGC))
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// Export info about the last few GC runs
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num := stats.NumGC
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// Handle wrap around
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if num < m.lastNumGC {
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m.lastNumGC = 0
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}
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// Ensure we don't scan more than 256
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if num-m.lastNumGC >= 256 {
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m.lastNumGC = num - 255
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}
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for i := m.lastNumGC; i < num; i++ {
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pause := stats.PauseNs[i%256]
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m.AddSample([]string{"runtime", "gc_pause_ns"}, float32(pause))
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}
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m.lastNumGC = num
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}
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// Creates a new slice with the provided string value as the first element
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// and the provided slice values as the remaining values.
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// Ordering of the values in the provided input slice is kept in tact in the output slice.
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func insert(i int, v string, s []string) []string {
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// Allocate new slice to avoid modifying the input slice
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newS := make([]string, len(s)+1)
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// Copy s[0, i-1] into newS
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for j := 0; j < i; j++ {
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newS[j] = s[j]
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}
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// Insert provided element at index i
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newS[i] = v
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// Copy s[i, len(s)-1] into newS starting at newS[i+1]
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for j := i; j < len(s); j++ {
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newS[j+1] = s[j]
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}
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return newS
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}
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