Required quorums glitch

verify/verifier.go

@@ -4,6 +4,7 @@
 	"context"
 	"encoding/json"
 	"fmt"
+	"strings"
 
 	"github.com/consensys/gnark-crypto/ecc"
 	"github.com/consensys/gnark-crypto/ecc/bn254"
@@ -17,6 +18,10 @@
 	"github.com/Layr-Labs/eigenda/encoding/rs"
 )
 
+var (
+	HOLESKY_SVC_MANAGER_V1_ADDRESS = "0xD4A7E1Bd8015057293f0D0A557088c286942e84b"
+)
+
 type Config struct {
 	KzgConfig   *kzg.KzgConfig
 	VerifyCerts bool
@@ -45,6 +50,8 @@
 	// cert verification is optional, and verifies certs retrieved from eigenDA when turned on
 	verifyCerts bool
 	cv          *CertVerifier
+	// holesky is a flag to enable/disable holesky specific checks
+	holesky bool
 }
 
 func NewVerifier(cfg *Config, l log.Logger) (*Verifier, error) {
@@ -67,6 +74,7 @@
 		kzgVerifier: kzgVerifier,
 		verifyCerts: cfg.VerifyCerts,
 		cv:          cv,
+		holesky:     isHolesky(cfg.SvcManagerAddr),
 	}, nil
 }
 
@@ -183,11 +191,28 @@
 	}
 
 	// ensure that required quorums are present in the confirmed ones
-	for _, quorum := range v.cv.quorumsRequired {
+	for _, quorum := range requiredQuorum(batchHeader.ReferenceBlockNumber, v) {
 		if !confirmedQuorums[quorum] {
 			return fmt.Errorf("quorum %d is required but not present in confirmed quorums", quorum)
 		}
 	}
 
 	return nil
 }
+
+func requiredQuorum(referenceBlockNumber uint32, v *Verifier) []uint8 {
+	// This check is required due to a bug we had when we updated the EigenDAServiceManager in Holesky. For a brief period of time, the quorum 1 was not
+	// required for the commitment to be confirmed, so the disperser created batches with only quorum 0 signatures.
+	// Archive nodes trying to sync from these stored batches would thus fail validation here since
+	// quorumsRequired is read from the latestBlock, where the bug has been fixed and both quorums are required.
+	// This check is only for testnet and for a specific block range.
+	if v.holesky && referenceBlockNumber >= 2950000 && referenceBlockNumber < 2960000 {
+		return []uint8{0}
+	} else {
+		return v.cv.quorumsRequired
+	}
+}
+
+func isHolesky(svcAddress string) bool {
+	return strings.ToLower(strings.TrimPrefix(svcAddress, "0x")) == strings.ToLower(strings.TrimPrefix(HOLESKY_SVC_MANAGER_V1_ADDRESS, "0x"))
+}