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set min gas price for tx

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This commit is contained in:
MestryOmkar 2018-12-10 11:12:07 +05:30
parent 0bb2ba1116
commit 08843fa176
1 changed files with 16 additions and 2 deletions
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18
core/tx_pool.go
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@ -81,7 +81,11 @@ 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")
)
var (
@ -587,7 +591,7 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
}
// Drop non-local transactions under our own minimal accepted gas price
local = local || pool.locals.contains(from) // account may be local even if the transaction arrived from the network
if !local && tx.To() != nil && pool.gasPrice.Cmp(tx.GasPrice()) > 0 {
if !local && pool.gasPrice.Cmp(tx.GasPrice()) > 0 {
if !tx.IsSpecialTransaction() || (pool.IsMasterNode != nil && !pool.IsMasterNode(from)) {
return ErrUnderpriced
}
@ -619,6 +623,16 @@ 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))
if tx.To() == nil && (tx.Cost().Cmp(minGasDeploySMC) < 0 || tx.GasPrice().Cmp(new(big.Int).SetUint64(10000*params.Shannon)) < 0) {
return ErrMinDeploySMC
}
return nil
@ -1229,4 +1243,4 @@ func (as *accountSet) containsTx(tx *types.Transaction) bool {
// add inserts a new address into the set to track.
func (as *accountSet) add(addr common.Address) {
as.accounts[addr] = struct{}{}
}
}