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polls.go
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polls.go
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// Copyright (C) 2019-2023, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.
package metrics
import (
"github.com/prometheus/client_golang/prometheus"
"github.com/ava-labs/avalanchego/utils/wrappers"
)
var _ Polls = (*polls)(nil)
// Polls reports commonly used consensus poll metrics.
type Polls interface {
Successful()
Failed()
}
type polls struct {
// numFailedPolls keeps track of the number of polls that failed
numFailedPolls prometheus.Counter
// numSuccessfulPolls keeps track of the number of polls that succeeded
numSuccessfulPolls prometheus.Counter
}
func NewPolls(namespace string, reg prometheus.Registerer) (Polls, error) {
p := &polls{
numSuccessfulPolls: prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: "polls_successful",
Help: "Number of successful polls",
}),
numFailedPolls: prometheus.NewCounter(prometheus.CounterOpts{
Namespace: namespace,
Name: "polls_failed",
Help: "Number of failed polls",
}),
}
errs := wrappers.Errs{}
errs.Add(
reg.Register(p.numFailedPolls),
reg.Register(p.numSuccessfulPolls),
)
return p, errs.Err
}
func (p *polls) Failed() {
p.numFailedPolls.Inc()
}
func (p *polls) Successful() {
p.numSuccessfulPolls.Inc()
}