140 lines
4.8 KiB
Go
140 lines
4.8 KiB
Go
package metrics
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import (
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"fmt"
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"strings"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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)
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type (
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engineMetrics struct {
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listContainersDuration metric[prometheus.Counter]
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estimateContainerSizeDuration metric[prometheus.Counter]
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deleteDuration metric[prometheus.Counter]
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existsDuration metric[prometheus.Counter]
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getDuration metric[prometheus.Counter]
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headDuration metric[prometheus.Counter]
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inhumeDuration metric[prometheus.Counter]
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putDuration metric[prometheus.Counter]
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rangeDuration metric[prometheus.Counter]
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searchDuration metric[prometheus.Counter]
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listObjectsDuration metric[prometheus.Counter]
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containerSize metric[*prometheus.GaugeVec]
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payloadSize metric[*prometheus.GaugeVec]
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}
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)
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const engineSubsystem = "engine"
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func newEngineMetrics() engineMetrics {
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return engineMetrics{
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listContainersDuration: newEngineMethodDurationCounter("list_containers_"),
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estimateContainerSizeDuration: newEngineCounter("estimate_container_size_duration", "Accumulated duration of engine container size estimate operations"),
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deleteDuration: newEngineMethodDurationCounter("delete"),
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existsDuration: newEngineMethodDurationCounter("exists"),
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getDuration: newEngineMethodDurationCounter("get"),
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headDuration: newEngineMethodDurationCounter("head"),
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inhumeDuration: newEngineMethodDurationCounter("inhume"),
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putDuration: newEngineMethodDurationCounter("put"),
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rangeDuration: newEngineMethodDurationCounter("range"),
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searchDuration: newEngineMethodDurationCounter("search"),
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listObjectsDuration: newEngineMethodDurationCounter("list_objects"),
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containerSize: newEngineGaugeVector("container_size", "Accumulated size of all objects in a container", []string{containerIDLabelKey}),
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payloadSize: newEngineGaugeVector("payload_size", "Accumulated size of all objects in a shard", []string{shardIDLabelKey}),
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}
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}
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func newEngineCounter(name, help string) metric[prometheus.Counter] {
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return newCounter(prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: name,
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Help: help,
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})
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}
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func newEngineMethodDurationCounter(method string) metric[prometheus.Counter] {
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return newEngineCounter(
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fmt.Sprintf("%s_duration", method),
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fmt.Sprintf("Accumulated duration of engine %s operations", strings.ReplaceAll(method, "_", " ")),
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)
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}
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func newEngineGaugeVector(name, help string, labels []string) metric[*prometheus.GaugeVec] {
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return newGaugeVec(prometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: engineSubsystem,
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Name: name,
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Help: help,
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}, labels)
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}
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func (m engineMetrics) register() {
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mustRegister(m.listContainersDuration)
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mustRegister(m.estimateContainerSizeDuration)
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mustRegister(m.deleteDuration)
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mustRegister(m.existsDuration)
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mustRegister(m.getDuration)
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mustRegister(m.headDuration)
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mustRegister(m.inhumeDuration)
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mustRegister(m.putDuration)
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mustRegister(m.rangeDuration)
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mustRegister(m.searchDuration)
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mustRegister(m.listObjectsDuration)
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mustRegister(m.containerSize)
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mustRegister(m.payloadSize)
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}
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func (m engineMetrics) AddListContainersDuration(d time.Duration) {
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m.listObjectsDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddEstimateContainerSizeDuration(d time.Duration) {
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m.estimateContainerSizeDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddDeleteDuration(d time.Duration) {
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m.deleteDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddExistsDuration(d time.Duration) {
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m.existsDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddGetDuration(d time.Duration) {
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m.getDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddHeadDuration(d time.Duration) {
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m.headDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddInhumeDuration(d time.Duration) {
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m.inhumeDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddPutDuration(d time.Duration) {
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m.putDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddRangeDuration(d time.Duration) {
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m.rangeDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddSearchDuration(d time.Duration) {
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m.searchDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddListObjectsDuration(d time.Duration) {
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m.listObjectsDuration.value.Add(float64(d))
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}
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func (m engineMetrics) AddToContainerSize(cnrID string, size int64) {
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m.containerSize.value.With(prometheus.Labels{containerIDLabelKey: cnrID}).Add(float64(size))
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}
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func (m engineMetrics) AddToPayloadCounter(shardID string, size int64) {
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m.payloadSize.value.With(prometheus.Labels{shardIDLabelKey: shardID}).Add(float64(size))
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}
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