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26 changes: 25 additions & 1 deletion tracker/metrics/tracker.go
Original file line number Diff line number Diff line change
Expand Up @@ -100,13 +100,19 @@ func emitDeviceConnectedSpan(ctx context.Context) {
func (t *MetricsTracker) RoutedConnection(ctx context.Context, conn net.Conn, metadata adapter.InboundContext, matchedRule adapter.Rule, matchOutbound adapter.Outbound) net.Conn {
emitDeviceConnectedSpan(ctx)
attrs := metadataToAttributes(metadata)
if info, ok := clientcontext.ClientInfoFromContext(ctx); ok {
attrs.client = &info
}
metrics.conns.Add(context.Background(), 1, metric.WithAttributes(attrs.AsSlice()...))
return NewConn(conn, attrs, t)
}

func (t *MetricsTracker) RoutedPacketConnection(ctx context.Context, conn N.PacketConn, metadata adapter.InboundContext, matchedRule adapter.Rule, matchOutbound adapter.Outbound) N.PacketConn {
emitDeviceConnectedSpan(ctx)
attrs := metadataToAttributes(metadata)
if info, ok := clientcontext.ClientInfoFromContext(ctx); ok {
attrs.client = &info
}
metrics.conns.Add(context.Background(), 1, metric.WithAttributes(attrs.AsSlice()...))
return NewPacketConn(conn, attrs, t)
}
Expand All @@ -115,19 +121,37 @@ func (t *MetricsTracker) Leave(duration int64, attrs *attributes) {
a := append(attrs.attrs,
otelsc.GeoCountryISOCodeKey.String(attrs.country.Load().(string)),
)
if attrs.client != nil {
a = append(a,
semconv.ClientDeviceIDKey.String(attrs.client.DeviceID),
semconv.ClientPlatformKey.String(attrs.client.Platform),
semconv.ClientIsProKey.Bool(attrs.client.IsPro),
semconv.ClientVersionKey.String(attrs.client.Version),
)
}
metrics.duration.Record(context.Background(), duration, metric.WithAttributes(a...))
metrics.conns.Add(context.Background(), -1, metric.WithAttributes(a...))
}

type attributes struct {
attrs []attribute.KeyValue
country atomic.Value // string
client *clientcontext.ClientInfo
}

func (a *attributes) AsSlice() []attribute.KeyValue {
return append(a.attrs,
s := append(a.attrs,
otelsc.GeoCountryISOCodeKey.String(a.country.Load().(string)),
)
if a.client != nil {
s = append(s,
semconv.ClientDeviceIDKey.String(a.client.DeviceID),
semconv.ClientPlatformKey.String(a.client.Platform),
semconv.ClientIsProKey.Bool(a.client.IsPro),
semconv.ClientVersionKey.String(a.client.Version),
)
}
return s
}

func metadataToAttributes(metadata adapter.InboundContext) *attributes {
Expand Down
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