frostfs-node/pkg/metrics/object.go

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package metrics
import (
"fmt"
"strings"
"time"
"github.com/prometheus/client_golang/prometheus"
)
const objectSubsystem = "object"
type (
methodCount struct {
success prometheus.Counter
total prometheus.Counter
}
objectServiceMetrics struct {
getCounter methodCount
putCounter methodCount
headCounter methodCount
searchCounter methodCount
deleteCounter methodCount
rangeCounter methodCount
rangeHashCounter methodCount
getDuration prometheus.Counter
putDuration prometheus.Counter
headDuration prometheus.Counter
searchDuration prometheus.Counter
deleteDuration prometheus.Counter
rangeDuration prometheus.Counter
rangeHashDuration prometheus.Counter
putPayload prometheus.Counter
getPayload prometheus.Counter
shardMetrics *prometheus.GaugeVec
shardsReadonly *prometheus.GaugeVec
}
)
const (
shardIDLabelKey = "shard"
counterTypeLabelKey = "type"
containerIDLabelKey = "cid"
)
func newObjectMethodCallCounter(name string) methodCount {
return methodCount{
success: prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: objectSubsystem,
Name: fmt.Sprintf("%s_req_count_success", name),
Help: fmt.Sprintf("The number of successful %s requests processed", name),
}),
total: prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: objectSubsystem,
Name: fmt.Sprintf("%s_req_count", name),
Help: fmt.Sprintf("Total number of %s requests processed", name),
}),
}
}
func (m methodCount) mustRegister() {
prometheus.MustRegister(m.success)
prometheus.MustRegister(m.total)
}
func (m methodCount) Inc(success bool) {
m.total.Inc()
if success {
m.success.Inc()
}
}
func newObjectServiceMetrics() objectServiceMetrics {
return objectServiceMetrics{
getCounter: newObjectMethodCallCounter("get"),
putCounter: newObjectMethodCallCounter("put"),
headCounter: newObjectMethodCallCounter("head"),
searchCounter: newObjectMethodCallCounter("search"),
deleteCounter: newObjectMethodCallCounter("delete"),
rangeCounter: newObjectMethodCallCounter("range"),
rangeHashCounter: newObjectMethodCallCounter("range_hash"),
getDuration: newObjectMethodDurationCounter("get"),
putDuration: newObjectMethodDurationCounter("put"),
headDuration: newObjectMethodDurationCounter("head"),
searchDuration: newObjectMethodDurationCounter("search"),
deleteDuration: newObjectMethodDurationCounter("delete"),
rangeDuration: newObjectMethodDurationCounter("range"),
rangeHashDuration: newObjectMethodDurationCounter("range_hash"),
putPayload: newObjectMethodPayloadCounter("put"),
getPayload: newObjectMethodPayloadCounter("get"),
shardMetrics: newObjectGaugeVector("counter", "Objects counters per shards", []string{shardIDLabelKey, counterTypeLabelKey}),
shardsReadonly: newObjectGaugeVector("readonly", "Shard state", []string{shardIDLabelKey}),
}
}
func newObjectMethodPayloadCounter(method string) prometheus.Counter {
return prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: objectSubsystem,
Name: fmt.Sprintf("%s_payload", method),
Help: fmt.Sprintf("Accumulated payload size at object %s method", strings.ReplaceAll(method, "_", " ")),
})
}
func newObjectMethodDurationCounter(method string) prometheus.Counter {
return prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Subsystem: objectSubsystem,
Name: fmt.Sprintf("%s_req_duration", method),
Help: fmt.Sprintf("Accumulated %s request process duration", strings.ReplaceAll(method, "_", " ")),
})
}
func newObjectGaugeVector(name, help string, labels []string) *prometheus.GaugeVec {
return prometheus.NewGaugeVec(prometheus.GaugeOpts{
Namespace: namespace,
Subsystem: objectSubsystem,
Name: name,
Help: help,
}, labels)
}
func (m objectServiceMetrics) register() {
m.getCounter.mustRegister()
m.putCounter.mustRegister()
m.headCounter.mustRegister()
m.searchCounter.mustRegister()
m.deleteCounter.mustRegister()
m.rangeCounter.mustRegister()
m.rangeHashCounter.mustRegister()
prometheus.MustRegister(m.getDuration)
prometheus.MustRegister(m.putDuration)
prometheus.MustRegister(m.headDuration)
prometheus.MustRegister(m.searchDuration)
prometheus.MustRegister(m.deleteDuration)
prometheus.MustRegister(m.rangeDuration)
prometheus.MustRegister(m.rangeHashDuration)
prometheus.MustRegister(m.putPayload)
prometheus.MustRegister(m.getPayload)
prometheus.MustRegister(m.shardMetrics)
prometheus.MustRegister(m.shardsReadonly)
}
func (m objectServiceMetrics) IncGetReqCounter(success bool) {
m.getCounter.Inc(success)
}
func (m objectServiceMetrics) IncPutReqCounter(success bool) {
m.putCounter.Inc(success)
}
func (m objectServiceMetrics) IncHeadReqCounter(success bool) {
m.headCounter.Inc(success)
}
func (m objectServiceMetrics) IncSearchReqCounter(success bool) {
m.searchCounter.Inc(success)
}
func (m objectServiceMetrics) IncDeleteReqCounter(success bool) {
m.deleteCounter.Inc(success)
}
func (m objectServiceMetrics) IncRangeReqCounter(success bool) {
m.rangeCounter.Inc(success)
}
func (m objectServiceMetrics) IncRangeHashReqCounter(success bool) {
m.rangeHashCounter.Inc(success)
}
func (m objectServiceMetrics) AddGetReqDuration(d time.Duration) {
m.getDuration.Add(float64(d))
}
func (m objectServiceMetrics) AddPutReqDuration(d time.Duration) {
m.putDuration.Add(float64(d))
}
func (m objectServiceMetrics) AddHeadReqDuration(d time.Duration) {
m.headDuration.Add(float64(d))
}
func (m objectServiceMetrics) AddSearchReqDuration(d time.Duration) {
m.searchDuration.Add(float64(d))
}
func (m objectServiceMetrics) AddDeleteReqDuration(d time.Duration) {
m.deleteDuration.Add(float64(d))
}
func (m objectServiceMetrics) AddRangeReqDuration(d time.Duration) {
m.rangeDuration.Add(float64(d))
}
func (m objectServiceMetrics) AddRangeHashReqDuration(d time.Duration) {
m.rangeHashDuration.Add(float64(d))
}
func (m objectServiceMetrics) AddPutPayload(ln int) {
m.putPayload.Add(float64(ln))
}
func (m objectServiceMetrics) AddGetPayload(ln int) {
m.getPayload.Add(float64(ln))
}
func (m objectServiceMetrics) AddToObjectCounter(shardID, objectType string, delta int) {
m.shardMetrics.With(
prometheus.Labels{
shardIDLabelKey: shardID,
counterTypeLabelKey: objectType,
},
).Add(float64(delta))
}
func (m objectServiceMetrics) SetObjectCounter(shardID, objectType string, v uint64) {
m.shardMetrics.With(
prometheus.Labels{
shardIDLabelKey: shardID,
counterTypeLabelKey: objectType,
},
).Set(float64(v))
}
func (m objectServiceMetrics) SetReadonly(shardID string, readonly bool) {
var flag float64
if readonly {
flag = 1
}
m.shardsReadonly.With(
prometheus.Labels{
shardIDLabelKey: shardID,
},
).Set(flag)
}