add light prover support

node/config/engine.go

@@ -19,6 +19,8 @@ type EngineConfig struct {
 	// Alternative configuration path to manually specify data workers by multiaddr
 	DataWorkerMultiaddrs          []string `yaml:"dataWorkerMultiaddrs"`
 	MultisigProverEnrollmentPaths []string `yaml:"multisigProverEnrollmentPaths"`
+	// Does not verify execution, enables light provers
+	LightNode bool
 
 	// Values used only for testing – do not override these in production, your
 	// node will get kicked out

node/consensus/data/consensus_frames.go

@@ -59,7 +59,7 @@ func (e *DataClockConsensusEngine) collect(
 func (e *DataClockConsensusEngine) prove(
 	previousFrame *protobufs.ClockFrame,
 ) (*protobufs.ClockFrame, error) {
-	if e.lastProven >= previousFrame.FrameNumber {
+	if e.lastProven >= previousFrame.FrameNumber && e.lastProven != 0 {
 		return previousFrame, nil
 	}
 	e.stagedTransactionsMx.Lock()

node/execution/intrinsics/token/token_execution_engine.go

@@ -200,8 +200,10 @@ func NewTokenExecutionEngine(
 			[]*tries.RollingFrecencyCritbitTrie,
 			error,
 		) {
-			if err := e.VerifyExecution(frame, triesAtFrame); err != nil {
-				return nil, err
+			if !e.engineConfig.LightNode {
+				if err := e.VerifyExecution(frame, triesAtFrame); err != nil {
+					return nil, err
+				}
 			}
 			var tries []*tries.RollingFrecencyCritbitTrie
 			if tries, err = e.ProcessFrame(txn, frame, triesAtFrame); err != nil {

node/main.go

@@ -124,6 +124,11 @@ var (
 		false,
 		"runs an integrity check on the store, helpful for confirming backups are not corrupted (defaults to false)",
 	)
+	lightProver = flag.Bool(
+		"light-prover",
+		false,
+		"when enabled, frame execution validation is skipped",
+	)
 )
 
 func signatureCheckDefault() bool {
@@ -322,6 +327,13 @@ func main() {
 		)
 	}
 
+	if *lightProver {
+		nodeConfig.Engine.LightNode = true
+		fmt.Println(
+			"Node is running in light mode – be sure you intended to do this.",
+		)
+	}
+
 	clearIfTestData(*configDirectory, nodeConfig)
 
 	if *dbConsole {

node/p2p/blossomsub.go

@@ -52,9 +52,9 @@ import (
 const (
 	minPeersPerBitmask   = 4
 	minBootstrapPeers    = 3
-	discoveryParallelism = 1
+	discoveryParallelism = 10
 	discoveryPeerLimit   = 1000
-	bootstrapParallelism = 1
+	bootstrapParallelism = 10
 )
 
 type BlossomSub struct {