Merge pull request #1720 from ethereum-optimism/feat/allow-unprotected-txs

l2geth: allow for unprotected txs

.changeset/nice-steaks-hammer.md

+---
+'@eth-optimism/data-transport-layer': patch
+---
+
+Handle unprotected transactions

.changeset/old-moons-invite.md

+---
+'@eth-optimism/integration-tests': patch
+'@eth-optimism/l2geth': patch
+---
+
+Allow for unprotected transactions

.github/workflows/integration.yml

@@ -55,7 +55,7 @@ jobs:
         if: failure()
         uses: jwalton/gh-docker-logs@v1
         with:
-          images: 'ethereumoptimism/hardhat,ops_deployer,ops_dtl,ethereumoptimism/l2geth,ethereumoptimism/message-relayer,ops_batch_submitter,ethereumoptimism/l2geth,ops_integration_tests'
+          images: 'ethereumoptimism/hardhat,ops_deployer,ops_dtl,ops_l2geth,ethereumoptimism/message-relayer,ops_batch_submitter,ops_replica,ops_integration_tests'
           dest: '/home/runner/logs'
 
       - name: Tar logs

integration-tests/package.json

@@ -31,6 +31,7 @@
     "@eth-optimism/contracts": "0.5.4",
     "@eth-optimism/core-utils": "0.7.2",
     "@eth-optimism/message-relayer": "0.2.4",
+    "@ethersproject/abstract-provider": "^5.5.1",
     "@ethersproject/providers": "^5.4.5",
     "@ethersproject/transactions": "^5.4.0",
     "@nomiclabs/hardhat-ethers": "^2.0.2",

integration-tests/test/replica.spec.ts

+import { OptimismEnv } from './shared/env'
+import {
+  defaultTransactionFactory,
+  gasPriceForL2,
+  sleep,
+  isLiveNetwork,
+} from './shared/utils'
+import { expect } from 'chai'
+import { TransactionReceipt } from '@ethersproject/abstract-provider'
+
+describe('Replica Tests', () => {
+  let env: OptimismEnv
+
+  before(async () => {
+    env = await OptimismEnv.new()
+  })
+
+  describe('Matching blocks', () => {
+    if (isLiveNetwork()) {
+      console.log('Skipping replica tests on live network')
+      return
+    }
+
+    it('should sync a transaction', async () => {
+      const tx = defaultTransactionFactory()
+      tx.gasPrice = await gasPriceForL2(env)
+      const result = await env.l2Wallet.sendTransaction(tx)
+
+      let receipt: TransactionReceipt
+      while (!receipt) {
+        receipt = await env.replicaProvider.getTransactionReceipt(result.hash)
+        await sleep(200)
+      }
+
+      const sequencerBlock = (await env.l2Provider.getBlock(
+        result.blockNumber
+      )) as any
+
+      const replicaBlock = (await env.replicaProvider.getBlock(
+        result.blockNumber
+      )) as any
+
+      expect(sequencerBlock.stateRoot).to.deep.eq(replicaBlock.stateRoot)
+      expect(sequencerBlock.hash).to.deep.eq(replicaBlock.hash)
+    })
+
+    it('sync an unprotected tx (eip155)', async () => {
+      const tx = {
+        ...defaultTransactionFactory(),
+        nonce: await env.l2Wallet.getTransactionCount(),
+        gasPrice: await gasPriceForL2(env),
+        chainId: null, // Disables EIP155 transaction signing.
+      }
+      const signed = await env.l2Wallet.signTransaction(tx)
+      const result = await env.l2Provider.sendTransaction(signed)
+
+      let receipt: TransactionReceipt
+      while (!receipt) {
+        receipt = await env.replicaProvider.getTransactionReceipt(result.hash)
+        await sleep(200)
+      }
+
+      const sequencerBlock = (await env.l2Provider.getBlock(
+        result.blockNumber
+      )) as any
+
+      const replicaBlock = (await env.replicaProvider.getBlock(
+        result.blockNumber
+      )) as any
+
+      expect(sequencerBlock.stateRoot).to.deep.eq(replicaBlock.stateRoot)
+      expect(sequencerBlock.hash).to.deep.eq(replicaBlock.hash)
+    })
+  })
+})

integration-tests/test/rpc.spec.ts

@@ -84,16 +84,19 @@ describe('Basic RPC tests', () => {
       ).to.be.rejectedWith('invalid transaction: invalid sender')
     })
 
-    it('should not accept a transaction without a chain ID', async () => {
+    it('should accept a transaction without a chain ID', async () => {
       const tx = {
         ...defaultTransactionFactory(),
+        nonce: await wallet.getTransactionCount(),
         gasPrice: await gasPriceForL2(env),
         chainId: null, // Disables EIP155 transaction signing.
       }
+      const signed = await wallet.signTransaction(tx)
+      const response = await provider.sendTransaction(signed)
 
-      await expect(
-        provider.sendTransaction(await wallet.signTransaction(tx))
-      ).to.be.rejectedWith('Cannot submit unprotected transaction')
+      expect(response.chainId).to.equal(0)
+      const v = response.v
+      expect(v === 27 || v === 28).to.be.true
     })
 
     it('should accept a transaction with a value', async () => {

integration-tests/test/shared/env.ts

@@ -10,6 +10,7 @@ import {
   getAddressManager,
   l1Provider,
   l2Provider,
+  replicaProvider,
   l1Wallet,
   l2Wallet,
   fundUser,
@@ -52,6 +53,7 @@ export class OptimismEnv {
   // The providers
   l1Provider: providers.JsonRpcProvider
   l2Provider: providers.JsonRpcProvider
+  replicaProvider: providers.JsonRpcProvider
 
   constructor(args: any) {
     this.addressManager = args.addressManager
@@ -67,6 +69,7 @@ export class OptimismEnv {
     this.l2Wallet = args.l2Wallet
     this.l1Provider = args.l1Provider
     this.l2Provider = args.l2Provider
+    this.replicaProvider = args.replicaProvider
     this.ctc = args.ctc
     this.scc = args.scc
   }
@@ -126,6 +129,7 @@ export class OptimismEnv {
       l2Wallet,
       l1Provider,
       l2Provider,
+      replicaProvider,
     })
   }
 

integration-tests/test/shared/utils.ts

@@ -55,13 +55,19 @@ const env = cleanEnv(process.env, {
 export const l1Provider = new providers.JsonRpcProvider(env.L1_URL)
 l1Provider.pollingInterval = env.L1_POLLING_INTERVAL
 
-export const l2Provider = new providers.JsonRpcProvider(env.L2_URL)
+export const l2Provider = injectL2Context(
+  new providers.JsonRpcProvider(env.L2_URL)
+)
 l2Provider.pollingInterval = env.L2_POLLING_INTERVAL
 
-export const verifierProvider = new providers.JsonRpcProvider(env.VERIFIER_URL)
+export const verifierProvider = injectL2Context(
+  new providers.JsonRpcProvider(env.VERIFIER_URL)
+)
 verifierProvider.pollingInterval = env.VERIFIER_POLLING_INTERVAL
 
-export const replicaProvider = new providers.JsonRpcProvider(env.REPLICA_URL)
+export const replicaProvider = injectL2Context(
+  new providers.JsonRpcProvider(env.REPLICA_URL)
+)
 replicaProvider.pollingInterval = env.REPLICA_POLLING_INTERVAL
 
 // The sequencer private key which is funded on L1

l2geth/internal/ethapi/api.go

@@ -1573,9 +1573,6 @@ func (args *SendTxArgs) toTransaction() *types.Transaction {
 
 // SubmitTransaction is a helper function that submits tx to txPool and logs a message.
 func SubmitTransaction(ctx context.Context, b Backend, tx *types.Transaction) (common.Hash, error) {
-	if !tx.Protected() {
-		return common.Hash{}, errors.New("Cannot submit unprotected transaction")
-	}
 	if err := b.SendTx(ctx, tx); err != nil {
 		return common.Hash{}, err
 	}

l2geth/rollup/client.go

@@ -134,8 +134,8 @@ type RollupClient interface {
 
 // Client is an HTTP based RollupClient
 type Client struct {
-	client *resty.Client
-	signer *types.EIP155Signer
+	client  *resty.Client
+	chainID *big.Int
 }
 
 // TransactionResponse represents the response from the remote server when
@@ -166,11 +166,10 @@ func NewClient(url string, chainID *big.Int) *Client {
 		}
 		return nil
 	})
-	signer := types.NewEIP155Signer(chainID)
 
 	return &Client{
-		client: client,
-		signer: &signer,
+		client:  client,
+		chainID: chainID,
 	}
 }
 
@@ -322,7 +321,7 @@ func (c *Client) GetLatestTransactionBatchIndex() (*uint64, error) {
 
 // batchedTransactionToTransaction converts a transaction into a
 // types.Transaction that can be consumed by the SyncService
-func batchedTransactionToTransaction(res *transaction, signer *types.EIP155Signer) (*types.Transaction, error) {
+func batchedTransactionToTransaction(res *transaction, chainID *big.Int) (*types.Transaction, error) {
 	// `nil` transactions are not found
 	if res == nil {
 		return nil, errElementNotFound
@@ -373,7 +372,15 @@ func batchedTransactionToTransaction(res *transaction, signer *types.EIP155Signe
 		sig := make([]byte, crypto.SignatureLength)
 		copy(sig[32-len(r):32], r)
 		copy(sig[64-len(s):64], s)
-		sig[64] = byte(res.Decoded.Signature.V)
+
+		var signer types.Signer
+		if res.Decoded.Signature.V == 27 || res.Decoded.Signature.V == 28 {
+			signer = types.HomesteadSigner{}
+			sig[64] = byte(res.Decoded.Signature.V - 27)
+		} else {
+			signer = types.NewEIP155Signer(chainID)
+			sig[64] = byte(res.Decoded.Signature.V)
+		}
 
 		tx, err := tx.WithSignature(signer, sig[:])
 		if err != nil {
@@ -431,7 +438,7 @@ func (c *Client) GetTransaction(index uint64, backend Backend) (*types.Transacti
 	if !ok {
 		return nil, fmt.Errorf("could not get tx with index %d", index)
 	}
-	return batchedTransactionToTransaction(res.Transaction, c.signer)
+	return batchedTransactionToTransaction(res.Transaction, c.chainID)
 }
 
 // GetLatestTransaction will get the latest transaction, meaning the transaction
@@ -452,7 +459,7 @@ func (c *Client) GetLatestTransaction(backend Backend) (*types.Transaction, erro
 		return nil, errors.New("Cannot get latest transaction")
 	}
 
-	return batchedTransactionToTransaction(res.Transaction, c.signer)
+	return batchedTransactionToTransaction(res.Transaction, c.chainID)
 }
 
 // GetEthContext will return the EthContext by block number
@@ -564,7 +571,7 @@ func (c *Client) GetLatestTransactionBatch() (*Batch, []*types.Transaction, erro
 	if !ok {
 		return nil, nil, fmt.Errorf("Cannot parse transaction batch response")
 	}
-	return parseTransactionBatchResponse(txBatch, c.signer)
+	return parseTransactionBatchResponse(txBatch, c.chainID)
 }
 
 // GetTransactionBatch will return the transaction batch by batch index
@@ -584,19 +591,19 @@ func (c *Client) GetTransactionBatch(index uint64) (*Batch, []*types.Transaction
 	if !ok {
 		return nil, nil, fmt.Errorf("Cannot parse transaction batch response")
 	}
-	return parseTransactionBatchResponse(txBatch, c.signer)
+	return parseTransactionBatchResponse(txBatch, c.chainID)
 }
 
 // parseTransactionBatchResponse will turn a TransactionBatchResponse into a
 // Batch and its corresponding types.Transactions
-func parseTransactionBatchResponse(txBatch *TransactionBatchResponse, signer *types.EIP155Signer) (*Batch, []*types.Transaction, error) {
+func parseTransactionBatchResponse(txBatch *TransactionBatchResponse, chainID *big.Int) (*Batch, []*types.Transaction, error) {
 	if txBatch == nil || txBatch.Batch == nil {
 		return nil, nil, errElementNotFound
 	}
 	batch := txBatch.Batch
 	txs := make([]*types.Transaction, len(txBatch.Transactions))
 	for i, tx := range txBatch.Transactions {
-		transaction, err := batchedTransactionToTransaction(tx, signer)
+		transaction, err := batchedTransactionToTransaction(tx, chainID)
 		if err != nil {
 			return nil, nil, fmt.Errorf("Cannot parse transaction batch: %w", err)
 		}

ops/docker-compose.yml

@@ -165,7 +165,7 @@ services:
     depends_on:
       - dtl
     deploy:
-      replicas: 0
+      replicas: 1
     build:
       context: ..
       dockerfile: ./ops/docker/Dockerfile.geth
@@ -181,8 +181,8 @@ services:
         ETH1_CTC_DEPLOYMENT_HEIGHT: 8
         RETRIES: 60
     ports:
-      - ${L2GETH_HTTP_PORT:-8549}:8545
-      - ${L2GETH_WS_PORT:-8550}:8546
+      - ${REPLICA_HTTP_PORT:-8549}:8545
+      - ${REPLICA_WS_PORT:-8550}:8546
 
   integration_tests:
     deploy:
@@ -195,6 +195,8 @@ services:
     environment:
       L1_URL: http://l1_chain:8545
       L2_URL: http://l2geth:8545
+      REPLICA_URL: http://replica:8545
+      VERIFIER_URL: http://verifier:8545
       URL: http://deployer:8081/addresses.json
       ENABLE_GAS_REPORT: 1
       NO_NETWORK: 1

packages/data-transport-layer/src/utils/eth-tx.ts

@@ -2,8 +2,14 @@
 import { ethers } from 'ethers'
 
 export const parseSignatureVParam = (
-  v: number | ethers.BigNumber,
+  v: number | ethers.BigNumber | string,
   chainId: number
 ): number => {
-  return ethers.BigNumber.from(v).toNumber() - 2 * chainId - 35
+  v = ethers.BigNumber.from(v).toNumber()
+  // Handle unprotected transactions
+  if (v === 27 || v === 28) {
+    return v
+  }
+  // Handle EIP155 transactions
+  return v - 2 * chainId - 35
 }