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34 lines
877 B
34 lines
877 B
package mempool
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import (
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"github.com/go-kit/kit/metrics"
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"github.com/go-kit/kit/metrics/discard"
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prometheus "github.com/go-kit/kit/metrics/prometheus"
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stdprometheus "github.com/prometheus/client_golang/prometheus"
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)
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// Metrics contains metrics exposed by this package.
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// see MetricsProvider for descriptions.
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type Metrics struct {
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// Size of the mempool.
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Size metrics.Gauge
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}
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// PrometheusMetrics returns Metrics build using Prometheus client library.
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func PrometheusMetrics(namespace string) *Metrics {
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return &Metrics{
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Size: prometheus.NewGaugeFrom(stdprometheus.GaugeOpts{
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Namespace: namespace,
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Subsystem: "mempool",
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Name: "size",
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Help: "Size of the mempool (number of uncommitted transactions).",
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}, []string{}),
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}
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}
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// NopMetrics returns no-op Metrics.
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func NopMetrics() *Metrics {
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return &Metrics{
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Size: discard.NewGauge(),
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}
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}
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