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core: new err to check balance and blobBalanceUsage

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This commit is contained in:
siddharth0a 2024-05-06 22:40:42 +09:00
parent 86a1f0c394
commit 548b39c522
2 changed files with 12 additions and 0 deletions
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4
core/error.go
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@ -68,6 +68,10 @@ var (
// is higher than the balance of the user's account. // is higher than the balance of the user's account.
ErrInsufficientFunds = errors.New("insufficient funds for gas * price + value") ErrInsufficientFunds = errors.New("insufficient funds for gas * price + value")
// ErrEip4844InsufficientFunds is returned if the total cost of executing an EIP-4844 transaction
// is higher than the balance of the user's account, including the cost of blob gas.
ErrEip4844InsufficientFunds = errors.New("insufficient funds for gas * price + blobGas * blobGasPrice + value")
// ErrGasUintOverflow is returned when calculating gas usage. // ErrGasUintOverflow is returned when calculating gas usage.
ErrGasUintOverflow = errors.New("gas uint64 overflow") ErrGasUintOverflow = errors.New("gas uint64 overflow")

8
eth/gasestimator/gasestimator.go
View file

@ -80,6 +80,14 @@ func Estimate(ctx context.Context, call *core.Message, opts *Options, gasCap uin
} }
available.Sub(available, call.Value) available.Sub(available, call.Value)
} }
if opts.Config.IsCancun(opts.Header.Number, opts.Header.Time) && len(call.BlobHashes) > 0 {
blobBalanceUsage := new(big.Int).SetInt64(int64(len(call.BlobHashes) * params.BlobTxBlobGasPerBlob))
blobBalanceUsage.Mul(blobBalanceUsage, call.BlobGasFeeCap)
if blobBalanceUsage.Cmp(available) > 0 {
return 0, nil, core.ErrEip4844InsufficientFunds
}
available.Sub(available, blobBalanceUsage)
}
allowance := new(big.Int).Div(available, feeCap) allowance := new(big.Int).Div(available, feeCap)
// If the allowance is larger than maximum uint64, skip checking // If the allowance is larger than maximum uint64, skip checking