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add "chain_id" label for all metrics (#3123)

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* add "chain_id" label for all metrics

Refs #3082

* fix labels extraction
This commit is contained in:
Anton Kaliaev
2019-01-15 21:16:33 +04:00
committed by Ethan Buchman
parent 73ea5effe5
commit dcb8f88525
6 changed files with 89 additions and 42 deletions
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30
mempool/metrics.go
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@ -7,7 +7,11 @@ import (
stdprometheus "github.com/prometheus/client_golang/prometheus"
)
const MetricsSubsytem = "mempool"
const (
// MetricsSubsystem is a subsystem shared by all metrics exposed by this
// package.
MetricsSubsystem = "mempool"
)
// Metrics contains metrics exposed by this package.
// see MetricsProvider for descriptions.
@ -23,33 +27,39 @@ type Metrics struct {
}
// PrometheusMetrics returns Metrics build using Prometheus client library.
func PrometheusMetrics(namespace string) *Metrics {
// Optionally, labels can be provided along with their values ("foo",
// "fooValue").
func PrometheusMetrics(namespace string, labelsAndValues ...string) *Metrics {
labels := []string{}
for i := 0; i < len(labelsAndValues); i += 2 {
labels = append(labels, labelsAndValues[i])
}
return &Metrics{
Size: prometheus.NewGaugeFrom(stdprometheus.GaugeOpts{
Namespace: namespace,
Subsystem: MetricsSubsytem,
Subsystem: MetricsSubsystem,
Name: "size",
Help: "Size of the mempool (number of uncommitted transactions).",
}, []string{}),
}, labels).With(labelsAndValues...),
TxSizeBytes: prometheus.NewHistogramFrom(stdprometheus.HistogramOpts{
Namespace: namespace,
Subsystem: MetricsSubsytem,
Subsystem: MetricsSubsystem,
Name: "tx_size_bytes",
Help: "Transaction sizes in bytes.",
Buckets: stdprometheus.ExponentialBuckets(1, 3, 17),
}, []string{}),
}, labels).With(labelsAndValues...),
FailedTxs: prometheus.NewCounterFrom(stdprometheus.CounterOpts{
Namespace: namespace,
Subsystem: MetricsSubsytem,
Subsystem: MetricsSubsystem,
Name: "failed_txs",
Help: "Number of failed transactions.",
}, []string{}),
}, labels).With(labelsAndValues...),
RecheckTimes: prometheus.NewCounterFrom(stdprometheus.CounterOpts{
Namespace: namespace,
Subsystem: MetricsSubsytem,
Subsystem: MetricsSubsystem,
Name: "recheck_times",
Help: "Number of times transactions are rechecked in the mempool.",
}, []string{}),
}, labels).With(labelsAndValues...),
}
}