chore(taiko-client): add more preconfirmation metrics (#19342)

Co-authored-by: Daniel Wang <[email protected]>

Author: davidtaikocha

packages/taiko-client/driver/preconf_blocks/server.go

@@ -200,6 +200,7 @@ func (s *PreconfBlockAPIServer) OnUnsafeL2Payload(
 			"parentHash", msg.ExecutionPayload.ParentHash.Hex(),
 			"error", err,
 		)
+		metrics.DriverPreconfP2PInvalidEnvelopeCounter.Inc()
 		return nil
 	}
 
@@ -209,6 +210,7 @@ func (s *PreconfBlockAPIServer) OnUnsafeL2Payload(
 		return fmt.Errorf("failed to fetch head L1 origin: %w", err)
 	}
 	if headL1Origin != nil && uint64(msg.ExecutionPayload.BlockNumber) <= headL1Origin.BlockID.Uint64() {
+		metrics.DriverPreconfP2POutdatedEnvelopeCounter.Inc()
 		return fmt.Errorf(
 			"preconfirmation block ID (%d) is less than or equal to the current head L1 origin block ID (%d)",
 			msg.ExecutionPayload.BlockNumber,
@@ -263,6 +265,7 @@ func (s *PreconfBlockAPIServer) OnUnsafeL2Payload(
 				)
 
 				s.payloadsCache.put(uint64(msg.ExecutionPayload.BlockNumber), msg.ExecutionPayload)
+				metrics.DriverPreconfP2PEnvelopeCachedCounter.Inc()
 			}
 			return nil
 		}

packages/taiko-client/internal/metrics/metrics.go

@@ -20,13 +20,22 @@ var (
 	factory  = opMetrics.With(registry)
 
 	// Driver
-	DriverL1HeadHeightGauge         = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l1Head_height"})
-	DriverL2HeadHeightGauge         = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l2Head_height"})
-	DriverL2PreconfHeadHeightGauge  = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_preconf_l2Head_height"})
-	DriverL1CurrentHeightGauge      = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l1Current_height"})
-	DriverL2HeadIDGauge             = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l2Head_id"})
-	DriverL2VerifiedHeightGauge     = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l2Verified_id"})
-	DriverPreconfP2PEnvelopeCounter = factory.NewCounter(prometheus.CounterOpts{Name: "driver_p2p_envelope"})
+	DriverL1HeadHeightGauge                = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l1Head_height"})
+	DriverL2HeadHeightGauge                = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l2Head_height"})
+	DriverL2PreconfHeadHeightGauge         = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_preconf_l2Head_height"})
+	DriverL1CurrentHeightGauge             = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l1Current_height"})
+	DriverL2HeadIDGauge                    = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l2Head_id"})
+	DriverL2VerifiedHeightGauge            = factory.NewGauge(prometheus.GaugeOpts{Name: "driver_l2Verified_id"})
+	DriverPreconfP2PEnvelopeCounter        = factory.NewCounter(prometheus.CounterOpts{Name: "driver_p2p_envelope"})
+	DriverPreconfP2PInvalidEnvelopeCounter = factory.NewCounter(prometheus.CounterOpts{
+		Name: "driver_p2p_invalid_envelope",
+	})
+	DriverPreconfP2POutdatedEnvelopeCounter = factory.NewCounter(prometheus.CounterOpts{
+		Name: "driver_p2p_outdated_envelope",
+	})
+	DriverPreconfP2PEnvelopeCachedCounter = factory.NewCounter(prometheus.CounterOpts{
+		Name: "driver_p2p_envelope_cached",
+	})
 
 	// Proposer
 	ProposerProposeEpochCounter    = factory.NewCounter(prometheus.CounterOpts{Name: "proposer_epoch"})