Add internal metric IDs, add nameserver request metric

go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/miekg/dns v1.1.55
 	github.com/oschwald/maxminddb-golang v1.12.0
 	github.com/safing/jess v0.3.1
-	github.com/safing/portbase v0.17.2
+	github.com/safing/portbase v0.17.3
 	github.com/safing/portmaster-android/go v0.0.0-20230605085256-6abf4c495626
 	github.com/safing/spn v0.6.17
 	github.com/shirou/gopsutil v3.21.11+incompatible

go.sum

@@ -210,6 +210,8 @@ github.com/safing/portbase v0.15.2/go.mod h1:5bHi99fz7Hh/wOsZUOI631WF9ePSHk57c4f
 github.com/safing/portbase v0.16.2/go.mod h1:mzNCWqPbO7vIYbbK5PElGbudwd2vx4YPNawymL8Aro8=
 github.com/safing/portbase v0.17.2 h1:HzJkURMmXkv30wMHB7xJ+Z5U5aTMe+EzvlHavKoKkos=
 github.com/safing/portbase v0.17.2/go.mod h1:1cVgDZIsPiqM5b+K88Kshir5PGIvsftYkx7y1x925+8=
+github.com/safing/portbase v0.17.3 h1:LLV2kq4mli2phHFHxigTkIoOjConieMTWsDyi9kJd00=
+github.com/safing/portbase v0.17.3/go.mod h1:1cVgDZIsPiqM5b+K88Kshir5PGIvsftYkx7y1x925+8=
 github.com/safing/portmaster-android/go v0.0.0-20230605085256-6abf4c495626 h1:olc/REnUdpJN/Gmz8B030OxLpMYxyPDTrDILNEw0eKs=
 github.com/safing/portmaster-android/go v0.0.0-20230605085256-6abf4c495626/go.mod h1:abwyAQrZGemWbSh/aCD9nnkp0SvFFf/mGWkAbOwPnFE=
 github.com/safing/spn v0.6.17 h1:3Lu1cpTcy8zYhA/2UEfeG08Rx1nlwIj1aobSfNXXgUI=

nameserver/metrics.go

@@ -6,7 +6,10 @@ import (
 	"github.com/safing/portbase/metrics"
 )
 
-var requestsHistogram *metrics.Histogram
+var (
+	requestsHistogram    *metrics.Histogram
+	totalHandledRequests *metrics.Counter
+)
 
 func registerMetrics() (err error) {
 	requestsHistogram, err = metrics.NewHistogram(
@@ -15,7 +18,25 @@ func registerMetrics() (err error) {
 		&metrics.Options{
 			Permission:     api.PermitUser,
 			ExpertiseLevel: config.ExpertiseLevelExpert,
-		})
+		},
+	)
+	if err != nil {
+		return err
+	}
 
-	return err
+	totalHandledRequests, err = metrics.NewCounter(
+		"nameserver/request/total",
+		nil,
+		&metrics.Options{
+			InternalID:     "handled_dns_requests",
+			Permission:     api.PermitUser,
+			ExpertiseLevel: config.ExpertiseLevelExpert,
+			Persist:        true,
+		},
+	)
+	if err != nil {
+		return err
+	}
+
+	return nil
 }

nameserver/nameserver.go

@@ -84,6 +84,9 @@ func handleRequest(ctx context.Context, w dns.ResponseWriter, request *dns.Msg)
 	defer tracer.Submit()
 	tracer.Tracef("nameserver: handling new request for %s from %s:%d", q.ID(), remoteAddr.IP, remoteAddr.Port)
 
+	// Count request.
+	totalHandledRequests.Inc()
+
 	// Setup quick reply function.
 	reply := func(responder nsutil.Responder, rrProviders ...nsutil.RRProvider) error {
 		err := sendResponse(ctx, w, request, responder, rrProviders...)

network/metrics.go

@@ -37,6 +37,7 @@ func registerMetrics() (err error) {
 			return float64(conns.active())
 		},
 		&metrics.Options{
+			InternalID:     "active_connections",
 			Permission:     api.PermitUser,
 			ExpertiseLevel: config.ExpertiseLevelUser,
 		})
@@ -58,7 +59,13 @@ func registerMetrics() (err error) {
 			"direction": "out",
 			"blocked":   "true",
 		},
-		connCounterOpts,
+		&metrics.Options{
+			Name:           "Connections",
+			InternalID:     "blocked_outgoing_connections",
+			Permission:     api.PermitUser,
+			ExpertiseLevel: config.ExpertiseLevelUser,
+			Persist:        true,
+		},
 	)
 	if err != nil {
 		return err