Add TokenID to L2Tx

L2Tx.TokenID is not on the data obtained by the Synchronizer from the
blockchain, but is set by the TxProcessor when processing the
transactions in the StateDB.

common/l1tx.go

@@ -205,6 +205,7 @@ func (tx L1Tx) TxCompressedData(chainID uint16) (*big.Int, error) {
 }
 
 // BytesDataAvailability encodes a L1Tx into []byte for the Data Availability
+// [ fromIdx | toIdx | amountFloat16 | Fee ]
 func (tx *L1Tx) BytesDataAvailability(nLevels uint32) ([]byte, error) {
 	idxLen := nLevels / 8 //nolint:gomnd
 

common/l2tx.go

@@ -10,16 +10,19 @@ import (
 // L2Tx is a struct that represents an already forged L2 tx
 type L2Tx struct {
 	// Stored in DB: mandatory fileds
-	TxID        TxID        `meddler:"id"`
-	BatchNum    BatchNum    `meddler:"batch_num"` // batchNum in which this tx was forged.
-	Position    int         `meddler:"position"`
-	FromIdx     Idx         `meddler:"from_idx"`
-	ToIdx       Idx         `meddler:"to_idx"`
-	Amount      *big.Int    `meddler:"amount,bigint"`
-	Fee         FeeSelector `meddler:"fee"`
-	Nonce       Nonce       `meddler:"nonce"`
-	Type        TxType      `meddler:"type"`
-	EthBlockNum int64       `meddler:"eth_block_num"` // Ethereum Block Number in which this L2Tx was added to the queue
+	TxID     TxID     `meddler:"id"`
+	BatchNum BatchNum `meddler:"batch_num"` // batchNum in which this tx was forged.
+	Position int      `meddler:"position"`
+	FromIdx  Idx      `meddler:"from_idx"`
+	ToIdx    Idx      `meddler:"to_idx"`
+	// TokenID is filled by the TxProcessor
+	TokenID TokenID     `meddler:"token_id"`
+	Amount  *big.Int    `meddler:"amount,bigint"`
+	Fee     FeeSelector `meddler:"fee"`
+	// Nonce is filled by the TxProcessor
+	Nonce       Nonce  `meddler:"nonce"`
+	Type        TxType `meddler:"type"`
+	EthBlockNum int64  `meddler:"eth_block_num"` // Ethereum Block Number in which this L2Tx was added to the queue
 }
 
 // NewL2Tx returns the given L2Tx with the TxId & Type parameters calculated
@@ -92,6 +95,7 @@ func (tx *L2Tx) Tx() *Tx {
 		Position:    tx.Position,
 		FromIdx:     tx.FromIdx,
 		ToIdx:       tx.ToIdx,
+		TokenID:     tx.TokenID,
 		Amount:      tx.Amount,
 		BatchNum:    batchNum,
 		EthBlockNum: tx.EthBlockNum,
@@ -107,6 +111,7 @@ func (tx L2Tx) PoolL2Tx() *PoolL2Tx {
 		TxID:    tx.TxID,
 		FromIdx: tx.FromIdx,
 		ToIdx:   tx.ToIdx,
+		TokenID: tx.TokenID,
 		Amount:  tx.Amount,
 		Fee:     tx.Fee,
 		Nonce:   tx.Nonce,
@@ -134,6 +139,7 @@ func TxIDsFromL2Txs(txs []L2Tx) []TxID {
 }
 
 // BytesDataAvailability encodes a L2Tx into []byte for the Data Availability
+// [ fromIdx | toIdx | amountFloat16 | Fee ]
 func (tx L2Tx) BytesDataAvailability(nLevels uint32) ([]byte, error) {
 	idxLen := nLevels / 8 //nolint:gomnd
 

common/pooll2tx.go

@@ -281,7 +281,8 @@ func (tx *PoolL2Tx) RqTxCompressedDataV2() (*big.Int, error) {
 	return bi, nil
 }
 
-// HashToSign returns the computed Poseidon hash from the *PoolL2Tx that will be signed by the sender.
+// HashToSign returns the computed Poseidon hash from the *PoolL2Tx that will
+// be signed by the sender.
 func (tx *PoolL2Tx) HashToSign(chainID uint16) (*big.Int, error) {
 	toCompressedData, err := tx.TxCompressedData(chainID)
 	if err != nil {
@@ -331,6 +332,7 @@ func (tx PoolL2Tx) L2Tx() L2Tx {
 		TxID:    tx.TxID,
 		FromIdx: tx.FromIdx,
 		ToIdx:   toIdx,
+		TokenID: tx.TokenID,
 		Amount:  tx.Amount,
 		Fee:     tx.Fee,
 		Nonce:   tx.Nonce,

db/historydb/historydb.go

@@ -906,6 +906,7 @@ func (hdb *HistoryDB) addL2Txs(d meddler.DB, l2txs []common.L2Tx) error {
 			FromIdx:          &l2txs[i].FromIdx,
 			EffectiveFromIdx: &l2txs[i].FromIdx,
 			ToIdx:            l2txs[i].ToIdx,
+			TokenID:          l2txs[i].TokenID,
 			Amount:           l2txs[i].Amount,
 			AmountFloat:      amountFloat,
 			BatchNum:         &l2txs[i].BatchNum,
@@ -1278,8 +1279,8 @@ func (hdb *HistoryDB) GetAllL2Txs() ([]common.L2Tx, error) {
 	err := meddler.QueryAll(
 		hdb.db, &txs,
 		`SELECT tx.id, tx.batch_num, tx.position,
-		tx.from_idx, tx.to_idx, tx.amount, tx.fee, tx.nonce,
-		tx.type, tx.eth_block_num
+		tx.from_idx, tx.to_idx, tx.amount, tx.token_id,
+		tx.fee, tx.nonce, tx.type, tx.eth_block_num
 		FROM tx WHERE is_l1 = FALSE ORDER BY item_id;`,
 	)
 	return db.SlicePtrsToSlice(txs).([]common.L2Tx), tracerr.Wrap(err)

test/til/txs.go

@@ -818,6 +818,7 @@ func (tc *Context) FillBlocksForgedL1UserTxs(blocks []common.BlockData) error {
 // - blocks[].Rollup.Batch.L2Txs[].TxID
 // - blocks[].Rollup.Batch.L2Txs[].Position
 // - blocks[].Rollup.Batch.L2Txs[].Nonce
+// - blocks[].Rollup.Batch.L2Txs[].TokenID
 // - blocks[].Rollup.Batch.ExitTree
 // - blocks[].Rollup.Batch.CreatedAccounts
 // - blocks[].Rollup.Batch.FeeIdxCoordinator
@@ -915,6 +916,7 @@ func (tc *Context) FillBlocksExtra(blocks []common.BlockData, cfg *ConfigExtra)
 				tx.Position = position
 				position++
 				tx.Nonce = tc.extra.nonces[tx.FromIdx]
+				tx.TokenID = tc.accountsByIdx[int(tx.FromIdx)].TokenID
 				tc.extra.nonces[tx.FromIdx]++
 				if err := tx.SetID(); err != nil {
 					return tracerr.Wrap(err)