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feat: eth: Avoid StateCompute in EthTxnReceipt lookup (#10460)

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Instead:

1. Use the receipt from the message search.
2. Re-compute the gas fees that would have been charged.

fixes #10418

Co-authored-by: raulk <raul.kripalani@gmail.com>
This commit is contained in:
Steven Allen 2023-03-13 11:44:59 -07:00 committed by GitHub
parent afa36d3f62
commit 73a2b4152b
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 20 additions and 15 deletions
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35
node/impl/full/eth.go
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@ -39,6 +39,7 @@ import (
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/chain/types/ethtypes"
"github.com/filecoin-project/lotus/chain/vm"
"github.com/filecoin-project/lotus/node/modules/dtypes"
)
@ -427,20 +428,15 @@ func (a *EthModule) EthGetTransactionReceipt(ctx context.Context, txHash ethtype
return nil, nil
}
replay, err := a.StateAPI.StateReplay(ctx, types.EmptyTSK, c)
if err != nil {
return nil, nil
}
var events []types.Event
if rct := replay.MsgRct; rct != nil && rct.EventsRoot != nil {
if rct := msgLookup.Receipt; rct.EventsRoot != nil {
events, err = a.ChainAPI.ChainGetEvents(ctx, *rct.EventsRoot)
if err != nil {
return nil, nil
}
}
receipt, err := newEthTxReceipt(ctx, tx, replay, events, a.StateAPI)
receipt, err := newEthTxReceipt(ctx, tx, msgLookup, events, a.Chain, a.StateAPI)
if err != nil {
return nil, nil
}
@ -2046,7 +2042,7 @@ func newEthTxFromMessageLookup(ctx context.Context, msgLookup *api.MsgLookup, tx
return tx, nil
}
func newEthTxReceipt(ctx context.Context, tx ethtypes.EthTx, replay *api.InvocResult, events []types.Event, sa StateAPI) (api.EthTxReceipt, error) {
func newEthTxReceipt(ctx context.Context, tx ethtypes.EthTx, lookup *api.MsgLookup, events []types.Event, cs *store.ChainStore, sa StateAPI) (api.EthTxReceipt, error) {
var (
transactionIndex ethtypes.EthUint64
blockHash ethtypes.EthHash
@ -2075,25 +2071,34 @@ func newEthTxReceipt(ctx context.Context, tx ethtypes.EthTx, replay *api.InvocRe
LogsBloom: ethtypes.EmptyEthBloom[:],
}
if replay.MsgRct.ExitCode.IsSuccess() {
if lookup.Receipt.ExitCode.IsSuccess() {
receipt.Status = 1
}
if replay.MsgRct.ExitCode.IsError() {
} else {
receipt.Status = 0
}
receipt.GasUsed = ethtypes.EthUint64(replay.MsgRct.GasUsed)
receipt.GasUsed = ethtypes.EthUint64(lookup.Receipt.GasUsed)
// TODO: handle CumulativeGasUsed
receipt.CumulativeGasUsed = ethtypes.EmptyEthInt
effectiveGasPrice := big.Div(replay.GasCost.TotalCost, big.NewInt(replay.MsgRct.GasUsed))
// TODO: avoid loading the tipset twice (once here, once when we convert the message to a txn)
ts, err := cs.GetTipSetFromKey(ctx, lookup.TipSet)
if err != nil {
return api.EthTxReceipt{}, xerrors.Errorf("failed to lookup tipset %s when constructing the eth txn receipt: %w", lookup.TipSet, err)
}
baseFee := ts.Blocks()[0].ParentBaseFee
gasOutputs := vm.ComputeGasOutputs(lookup.Receipt.GasUsed, int64(tx.Gas), baseFee, big.Int(tx.MaxFeePerGas), big.Int(tx.MaxPriorityFeePerGas), true)
totalSpent := big.Sum(gasOutputs.BaseFeeBurn, gasOutputs.MinerTip, gasOutputs.OverEstimationBurn)
effectiveGasPrice := big.Div(totalSpent, big.NewInt(lookup.Receipt.GasUsed))
receipt.EffectiveGasPrice = ethtypes.EthBigInt(effectiveGasPrice)
if receipt.To == nil && replay.MsgRct.ExitCode.IsSuccess() {
if receipt.To == nil && lookup.Receipt.ExitCode.IsSuccess() {
// Create and Create2 return the same things.
var ret eam.CreateExternalReturn
if err := ret.UnmarshalCBOR(bytes.NewReader(replay.MsgRct.Return)); err != nil {
if err := ret.UnmarshalCBOR(bytes.NewReader(lookup.Receipt.Return)); err != nil {
return api.EthTxReceipt{}, xerrors.Errorf("failed to parse contract creation result: %w", err)
}
addr := ethtypes.EthAddress(ret.EthAddress)