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fix gas estimation.

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Make it use GasEstimateMessageGas, which applies overestimation
by default. This accounts for inclusion costs.
This commit is contained in:
Raúl Kripalani 2022-10-22 20:07:32 +01:00 committed by vyzo
parent ab5f0216f6
commit 78dd7a246a
1 changed files with 20 additions and 8 deletions
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28
node/impl/full/eth.go
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@ -505,7 +505,7 @@ func (a *EthModule) EthSendRawTransaction(ctx context.Context, rawTx api.EthByte
return api.EthHashFromCid(cid)
}
func (a *EthModule) applyEvmMsg(ctx context.Context, tx api.EthCall) (*api.InvocResult, error) {
func (a *EthModule) ethCallToFilecoinMessage(ctx context.Context, tx api.EthCall) (*types.Message, error) {
// The from address must be translatable to an f4 address.
from, err := tx.From.ToFilecoinAddress()
if err != nil {
@ -560,7 +560,7 @@ func (a *EthModule) applyEvmMsg(ctx context.Context, tx api.EthCall) (*api.Invoc
}
}
msg := &types.Message{
return &types.Message{
From: from,
To: to,
Value: big.Int(tx.Value),
@ -569,11 +569,13 @@ func (a *EthModule) applyEvmMsg(ctx context.Context, tx api.EthCall) (*api.Invoc
GasLimit: build.BlockGasLimit,
GasFeeCap: big.Zero(),
GasPremium: big.Zero(),
}
}, nil
}
func (a *EthModule) applyMessage(ctx context.Context, msg *types.Message) (res *api.InvocResult, err error) {
ts := a.Chain.GetHeaviestTipSet()
// Try calling until we find a height with no migration.
var res *api.InvocResult
for {
res, err = a.StateManager.CallWithGas(ctx, msg, []types.ChainMsg{}, ts)
if err != stmgr.ErrExpensiveFork {
@ -594,16 +596,26 @@ func (a *EthModule) applyEvmMsg(ctx context.Context, tx api.EthCall) (*api.Invoc
}
func (a *EthModule) EthEstimateGas(ctx context.Context, tx api.EthCall) (api.EthUint64, error) {
invokeResult, err := a.applyEvmMsg(ctx, tx)
msg, err := a.ethCallToFilecoinMessage(ctx, tx)
if err != nil {
return api.EthUint64(0), err
}
ret := invokeResult.MsgRct.GasUsed
return api.EthUint64(ret), nil
msg, err = a.GasAPI.GasEstimateMessageGas(ctx, msg, nil, types.EmptyTSK)
if err != nil {
return api.EthUint64(0), err
}
return api.EthUint64(msg.GasLimit), nil
}
func (a *EthModule) EthCall(ctx context.Context, tx api.EthCall, blkParam string) (api.EthBytes, error) {
invokeResult, err := a.applyEvmMsg(ctx, tx)
msg, err := a.ethCallToFilecoinMessage(ctx, tx)
if err != nil {
return nil, err
}
invokeResult, err := a.applyMessage(ctx, msg)
if err != nil {
return nil, err
}