1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
// Copyright 2016 Michal Witkowski. All Rights Reserved.
// See LICENSE for licensing terms.
package conntrack
import prom "github.com/prometheus/client_golang/prometheus"
var (
listenerAcceptedTotal = prom.NewCounterVec(
prom.CounterOpts{
Namespace: "net",
Subsystem: "conntrack",
Name: "listener_conn_accepted_total",
Help: "Total number of connections opened to the listener of a given name.",
}, []string{"listener_name"})
listenerClosedTotal = prom.NewCounterVec(
prom.CounterOpts{
Namespace: "net",
Subsystem: "conntrack",
Name: "listener_conn_closed_total",
Help: "Total number of connections closed that were made to the listener of a given name.",
}, []string{"listener_name"})
)
func init() {
prom.MustRegister(listenerAcceptedTotal)
prom.MustRegister(listenerClosedTotal)
}
// preRegisterListener pre-populates Prometheus labels for the given listener name, to avoid Prometheus missing labels issue.
func preRegisterListenerMetrics(listenerName string) {
listenerAcceptedTotal.WithLabelValues(listenerName)
listenerClosedTotal.WithLabelValues(listenerName)
}
func reportListenerConnAccepted(listenerName string) {
listenerAcceptedTotal.WithLabelValues(listenerName).Inc()
}
func reportListenerConnClosed(listenerName string) {
listenerClosedTotal.WithLabelValues(listenerName).Inc()
}
|
