op-batcher: Add rollup cfg to Config and query during startup

This avoids having to provide rollup configuration as flags to the
batcher; also avoids possible inconsistencies.

op-batcher/batcher/config.go

 package batcher
 
 import (
-	"math/big"
 	"time"
 
 	"github.com/ethereum/go-ethereum/common"
@@ -10,6 +9,7 @@ import (
 	"github.com/urfave/cli"
 
 	"github.com/ethereum-optimism/optimism/op-batcher/flags"
+	"github.com/ethereum-optimism/optimism/op-node/rollup"
 	"github.com/ethereum-optimism/optimism/op-node/sources"
 	opcrypto "github.com/ethereum-optimism/optimism/op-service/crypto"
 	oplog "github.com/ethereum-optimism/optimism/op-service/log"
@@ -29,10 +29,9 @@ type Config struct {
 	TxManagerConfig txmgr.Config
 	From            common.Address
 	SignerFnFactory opcrypto.SignerFactory
-	ChainID         *big.Int
 
-	// Where to send the batch txs to.
-	BatchInboxAddress common.Address
+	// RollupConfig is queried at startup
+	Rollup *rollup.Config
 
 	// Channel creation parameters
 	Channel ChannelConfig

op-batcher/batcher/driver.go

@@ -50,11 +50,6 @@ func NewBatchSubmitterFromCLIConfig(cfg CLIConfig, l log.Logger) (*BatchSubmitte
 		return nil, err
 	}
 
-	batchInboxAddress, err := parseAddress(cfg.SequencerBatchInboxAddress)
-	if err != nil {
-		return nil, err
-	}
-
 	// Connect to L1 and L2 providers. Perform these last since they are the
 	// most expensive.
 	l1Client, err := dialEthClientWithTimeout(ctx, cfg.L1EthRpc)
@@ -72,14 +67,9 @@ func NewBatchSubmitterFromCLIConfig(cfg CLIConfig, l log.Logger) (*BatchSubmitte
 		return nil, err
 	}
 
-	chainID, err := l1Client.ChainID(ctx)
-	if err != nil {
-		return nil, err
-	}
-
 	rcfg, err := rollupClient.RollupConfig(ctx)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("querying rollup config: %w", err)
 	}
 
 	txManagerConfig := txmgr.Config{
@@ -93,15 +83,14 @@ func NewBatchSubmitterFromCLIConfig(cfg CLIConfig, l log.Logger) (*BatchSubmitte
 		L1Client:        l1Client,
 		L2Client:        l2Client,
 		RollupNode:      rollupClient,
-		ChainID:           chainID,
 		PollInterval:    cfg.PollInterval,
 		TxManagerConfig: txManagerConfig,
 		From:            fromAddress,
 		SignerFnFactory: signer,
-		BatchInboxAddress: batchInboxAddress,
+		Rollup:          rcfg,
 		Channel: ChannelConfig{
 			SeqWindowSize:     rcfg.SeqWindowSize,
-			ChannelTimeout:    cfg.ChannelTimeout,
+			ChannelTimeout:    rcfg.ChannelTimeout,
 			ChannelSubTimeout: cfg.ChannelSubTimeout,
 			MaxFrameSize:      cfg.MaxL1TxSize - 1,    // subtract 1 byte for version
 			TargetFrameSize:   cfg.TargetL1TxSize - 1, // subtract 1 byte for version
@@ -129,7 +118,9 @@ func NewBatchSubmitter(cfg Config, l log.Logger) (*BatchSubmitter, error) {
 
 	return &BatchSubmitter{
 		Config: cfg,
-		txMgr:  NewTransactionManager(l, cfg.TxManagerConfig, cfg.BatchInboxAddress, cfg.ChainID, cfg.From, cfg.L1Client, cfg.SignerFnFactory(cfg.ChainID)),
+		txMgr: NewTransactionManager(l,
+			cfg.TxManagerConfig, cfg.Rollup.BatchInboxAddress, cfg.Rollup.L1ChainID,
+			cfg.From, cfg.L1Client, cfg.SignerFnFactory(cfg.Rollup.L1ChainID)),
 		done: make(chan struct{}),
 		// TODO: this context only exists because the event loop doesn't reach done
 		// if the tx manager is blocking forever due to e.g. insufficient balance.