neo-go/pkg/core/prometheus.go

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package core
import (
"github.com/prometheus/client_golang/prometheus"
)
// Metrics for monitoring service.
var (
//blockHeight prometheus metric.
blockHeight = prometheus.NewGauge(
prometheus.GaugeOpts{
Help: "Current index of processed block",
Name: "current_block_height",
Namespace: "neogo",
},
)
//persistedHeight prometheus metric.
persistedHeight = prometheus.NewGauge(
prometheus.GaugeOpts{
Help: "Current persisted block count",
Name: "current_persisted_height",
Namespace: "neogo",
},
)
//headerHeight prometheus metric.
headerHeight = prometheus.NewGauge(
prometheus.GaugeOpts{
Help: "Current header height",
Name: "current_header_height",
Namespace: "neogo",
},
)
//stateHeight prometheus metric.
stateHeight = prometheus.NewGauge(
prometheus.GaugeOpts{
Help: "Current verified state height",
Name: "current_state_height",
Namespace: "neogo",
},
)
)
func init() {
prometheus.MustRegister(
blockHeight,
persistedHeight,
headerHeight,
)
}
func updatePersistedHeightMetric(pHeight uint32) {
persistedHeight.Set(float64(pHeight))
}
func updateHeaderHeightMetric(hHeight int) {
headerHeight.Set(float64(hHeight))
}
func updateBlockHeightMetric(bHeight uint32) {
blockHeight.Set(float64(bHeight))
}
func updateStateHeightMetric(sHeight uint32) {
stateHeight.Set(float64(sHeight))
}