Files
Charon/backend/internal/metrics/metrics.go
2026-03-04 18:34:49 +00:00

50 lines
1.8 KiB
Go

// Package metrics provides Prometheus metrics collectors for the application.
package metrics
import (
"github.com/prometheus/client_golang/prometheus"
)
var (
wafRequestsTotal = prometheus.NewCounter(prometheus.CounterOpts{
Name: "charon_waf_requests_total",
Help: "Total number of requests evaluated by WAF",
})
wafBlockedTotal = prometheus.NewCounter(prometheus.CounterOpts{
Name: "charon_waf_blocked_total",
Help: "Total number of requests blocked by WAF",
})
wafMonitoredTotal = prometheus.NewCounter(prometheus.CounterOpts{
Name: "charon_waf_monitored_total",
Help: "Total number of requests monitored (not blocked) by WAF",
})
crowdsecRequestsTotal = prometheus.NewCounter(prometheus.CounterOpts{
Name: "charon_crowdsec_requests_total",
Help: "Total number of requests evaluated by CrowdSec bouncer",
})
crowdsecBlockedTotal = prometheus.NewCounter(prometheus.CounterOpts{
Name: "charon_crowdsec_blocked_total",
Help: "Total number of requests blocked by CrowdSec decisions",
})
)
// Register registers Prometheus collectors. Call once at startup.
func Register(registry *prometheus.Registry) {
registry.MustRegister(wafRequestsTotal, wafBlockedTotal, wafMonitoredTotal, crowdsecRequestsTotal, crowdsecBlockedTotal)
}
// IncWAFRequest increments the evaluated requests counter.
func IncWAFRequest() { wafRequestsTotal.Inc() }
// IncWAFBlocked increments the blocked requests counter.
func IncWAFBlocked() { wafBlockedTotal.Inc() }
// IncWAFMonitored increments the monitored requests counter.
func IncWAFMonitored() { wafMonitoredTotal.Inc() }
// IncCrowdSecRequest increments the CrowdSec evaluated requests counter.
func IncCrowdSecRequest() { crowdsecRequestsTotal.Inc() }
// IncCrowdSecBlocked increments the CrowdSec blocked requests counter.
func IncCrowdSecBlocked() { crowdsecBlockedTotal.Inc() }