neo-go/pkg/network/prometheus.go

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package network
import (
"github.com/prometheus/client_golang/prometheus"
)
// Metric used in monitoring service.
var (
peersConnected = prometheus.NewGauge(
prometheus.GaugeOpts{
Help: "Number of connected peers",
Name: "peers_connected",
Namespace: "neogo",
},
)
servAndNodeVersion = prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Help: "Server and Node versions",
Name: "serv_node_version",
Namespace: "neogo",
},
[]string{"description", "value"},
)
poolCount = prometheus.NewGauge(
prometheus.GaugeOpts{
Help: "Number of available node addresses",
Name: "pool_count",
Namespace: "neogo",
},
)
blockQueueLength = prometheus.NewGauge(
prometheus.GaugeOpts{
Help: "Block queue length",
Name: "block_queue_length",
Namespace: "neogo",
},
)
)
func init() {
prometheus.MustRegister(
peersConnected,
servAndNodeVersion,
poolCount,
blockQueueLength,
)
}
func updateBlockQueueLenMetric(bqLen int) {
blockQueueLength.Set(float64(bqLen))
}
func updatePoolCountMetric(pCount int) {
poolCount.Set(float64(pCount))
}
func updatePeersConnectedMetric(pConnected int) {
peersConnected.Set(float64(pConnected))
}
func setServerAndNodeVersions(nodeVer string, serverID string) {
servAndNodeVersion.WithLabelValues("Node version: ", nodeVer).Add(0)
servAndNodeVersion.WithLabelValues("Server id: ", serverID).Add(0)
}