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56 lines
968 B
Go
56 lines
968 B
Go
package metric
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import (
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"zero/core/proc"
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prom "github.com/prometheus/client_golang/prometheus"
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)
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type (
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CounterVecOpts VectorOpts
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CounterVec interface {
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Inc(lables ...string)
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Add(v float64, labels ...string)
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close() bool
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}
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promCounterVec struct {
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counter *prom.CounterVec
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}
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)
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func NewCounterVec(cfg *CounterVecOpts) CounterVec {
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if cfg == nil {
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return nil
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}
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vec := prom.NewCounterVec(prom.CounterOpts{
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Namespace: cfg.Namespace,
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Subsystem: cfg.Subsystem,
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Name: cfg.Name,
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Help: cfg.Help,
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}, cfg.Labels)
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prom.MustRegister(vec)
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cv := &promCounterVec{
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counter: vec,
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}
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proc.AddShutdownListener(func() {
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cv.close()
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})
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return cv
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}
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func (cv *promCounterVec) Inc(labels ...string) {
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cv.counter.WithLabelValues(labels...).Inc()
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}
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func (cv *promCounterVec) Add(v float64, lables ...string) {
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cv.counter.WithLabelValues(lables...).Add(v)
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}
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func (cv *promCounterVec) close() bool {
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return prom.Unregister(cv.counter)
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}
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