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set min gas price for tx

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This commit is contained in:
Nguyen Sy Thanh Son 2019-01-31 04:20:26 +00:00
parent cedec9f6f9
commit 22dcc023d0
1 changed files with 7 additions and 0 deletions
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7
core/tx_pool.go
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@ -81,6 +81,8 @@ var (
ErrZeroGasPrice = errors.New("zero gas price")
ErrUnderMinGasPrice = errors.New("under min gas price")
ErrDuplicateSpecialTransaction = errors.New("duplicate a special transaction")
ErrMinDeploySMC = errors.New("smart contract creation cost is under allowance")
@ -621,6 +623,11 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
if tx.GasPrice().Cmp(new(big.Int).SetInt64(0)) == 0 {
return ErrZeroGasPrice
}
// under min gas price
if tx.GasPrice().Cmp(new(big.Int).SetInt64(common.MinGasPrice)) < 0 {
return ErrUnderMinGasPrice
}
}
minGasDeploySMC := new(big.Int).Mul(new(big.Int).SetUint64(10), new(big.Int).SetUint64(params.Ether))