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ethclient/lightclient: implement SendTransaction and PendingNonceAt

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This commit is contained in:
Zsolt Felfoldi 2024-05-30 08:45:27 +02:00
parent b31680fb19
commit d9b4da31a1
2 changed files with 59 additions and 0 deletions
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44
ethclient/lightclient/lightclient.go
View file

@ -241,6 +241,9 @@ func (c *Client) CodeAt(ctx context.Context, account common.Address, blockNumber
}
func (c *Client) NonceAt(ctx context.Context, account common.Address, blockNumber *big.Int) (uint64, error) {
if blockNumber.IsInt64() && rpc.BlockNumber(blockNumber.Int64()) == rpc.PendingBlockNumber {
return c.PendingNonceAt(ctx, account)
}
proof, _, err := c.state.getProof(ctx, blockNumber, account, nil, false)
if err != nil {
return 0, err
@ -255,3 +258,44 @@ func (c *Client) BlockReceipts(ctx context.Context, blockNrOrHash rpc.BlockNumbe
}
return c.txAndReceipts.getBlockReceipts(ctx, hash)
}
// TransactionSender interface {
func (c *Client) SendTransaction(ctx context.Context, tx *types.Transaction) error {
return c.txAndReceipts.sendTransaction(ctx, tx)
//TODO
}
// PendingStateReader interface {
func (c *Client) PendingBalanceAt(ctx context.Context, account common.Address) (*big.Int, error) {
return c.BalanceAt(ctx, account, big.NewInt(int64(rpc.LatestBlockNumber)))
//TODO subtract upper estimate for pending tx costs?
}
func (c *Client) PendingStorageAt(ctx context.Context, account common.Address, key common.Hash) ([]byte, error) {
return c.StorageAt(ctx, account, key, big.NewInt(int64(rpc.LatestBlockNumber)))
}
func (c *Client) PendingCodeAt(ctx context.Context, account common.Address) ([]byte, error) {
return c.CodeAt(ctx, account, big.NewInt(int64(rpc.LatestBlockNumber)))
}
func (c *Client) PendingNonceAt(ctx context.Context, account common.Address) (uint64, error) {
nonce, err := c.NonceAt(ctx, account, big.NewInt(int64(rpc.LatestBlockNumber)))
if err != nil {
return 0, err
}
//TODO
return nonce, err
}
func (c *Client) PendingTransactionCount(ctx context.Context) (uint, error) {
return 0, nil //TODO
}
// BlockNumberReader interface {
func (c *Client) BlockNumber(ctx context.Context) (uint64, error) {
if head := c.canonicalChain.getHead(); head != nil {
return head.BlockNumber(), nil
}
return 0, errors.New("chain head unknown")
}

15
ethclient/lightclient/transactions.go
View file

@ -25,6 +25,7 @@ import (
"github.com/ethereum/go-ethereum"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/lru"
"github.com/ethereum/go-ethereum/consensus/misc/eip4844"
"github.com/ethereum/go-ethereum/core/types"
@ -251,3 +252,17 @@ func (t *txAndReceipts) cacheBlockTxPositions(block *types.Block) {
t.txPosCache.Add(tx.Hash(), txInBlock{blockNumber: blockNumber, blockHash: blockHash, index: uint(i)})
}
}
func (t *txAndReceipts) sendTransaction(ctx context.Context, tx *types.Transaction) error {
data, err := tx.MarshalBinary()
if err != nil {
return err
}
if err := t.client.CallContext(ctx, nil, "eth_sendRawTransaction", hexutil.Encode(data)); err != nil {
return err
}
/*t.sentTxLock.Lock()
t.sentTxs[tx.]
t.sentTxLock.Unlock()*/
return nil
}