gaspersic/go-ethereum
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

cmd, core, eth, miner: remove txpool gas price limits (#14442)

Browse Source
This commit is contained in:
Péter Szilágyi
2017-05-16 22:07:27 +03:00
committed by Felix Lange
parent e20158176d
commit a2f23ca9b1
11 changed files with 619 additions and 178 deletions
Download Patch File Download Diff File Expand all files Collapse all files

68
miner/worker.go
View File

@ -59,14 +59,12 @@ type Work struct {
config *params.ChainConfig
signer types.Signer
state *state.StateDB // apply state changes here
ancestors *set.Set // ancestor set (used for checking uncle parent validity)
family *set.Set // family set (used for checking uncle invalidity)
uncles *set.Set // uncle set
tcount int // tx count in cycle
ownedAccounts *set.Set
lowGasTxs types.Transactions
failedTxs types.Transactions
state *state.StateDB // apply state changes here
ancestors *set.Set // ancestor set (used for checking uncle parent validity)
family *set.Set // family set (used for checking uncle invalidity)
uncles *set.Set // uncle set
tcount int // tx count in cycle
failedTxs types.Transactions
Block *types.Block // the new block
@ -103,7 +101,6 @@ type worker struct {
chainDb ethdb.Database
coinbase common.Address
gasPrice *big.Int
extra []byte
currentMu sync.Mutex
@ -132,7 +129,6 @@ func newWorker(config *params.ChainConfig, engine consensus.Engine, coinbase com
mux: mux,
chainDb: eth.ChainDb(),
recv: make(chan *Result, resultQueueSize),
gasPrice: new(big.Int),
chain: eth.BlockChain(),
proc: eth.BlockChain().Validator(),
possibleUncles: make(map[common.Hash]*types.Block),
@ -252,7 +248,7 @@ func (self *worker) update() {
txs := map[common.Address]types.Transactions{acc: {ev.Tx}}
txset := types.NewTransactionsByPriceAndNonce(txs)
self.current.commitTransactions(self.mux, txset, self.gasPrice, self.chain, self.coinbase)
self.current.commitTransactions(self.mux, txset, self.chain, self.coinbase)
self.currentMu.Unlock()
}
}
@ -375,22 +371,10 @@ func (self *worker) makeCurrent(parent *types.Block, header *types.Header) error
}
// Keep track of transactions which return errors so they can be removed
work.tcount = 0
work.ownedAccounts = accountAddressesSet(accounts)
self.current = work
return nil
}
func (w *worker) setGasPrice(p *big.Int) {
w.mu.Lock()
defer w.mu.Unlock()
// calculate the minimal gas price the miner accepts when sorting out transactions.
const pct = int64(90)
w.gasPrice = gasprice(p, pct)
w.mux.Post(core.GasPriceChanged{Price: w.gasPrice})
}
func (self *worker) commitNewWork() {
self.mu.Lock()
defer self.mu.Unlock()
@ -460,9 +444,8 @@ func (self *worker) commitNewWork() {
return
}
txs := types.NewTransactionsByPriceAndNonce(pending)
work.commitTransactions(self.mux, txs, self.gasPrice, self.chain, self.coinbase)
work.commitTransactions(self.mux, txs, self.chain, self.coinbase)
self.eth.TxPool().RemoveBatch(work.lowGasTxs)
self.eth.TxPool().RemoveBatch(work.failedTxs)
// compute uncles for the new block.
@ -515,7 +498,7 @@ func (self *worker) commitUncle(work *Work, uncle *types.Header) error {
return nil
}
func (env *Work) commitTransactions(mux *event.TypeMux, txs *types.TransactionsByPriceAndNonce, gasPrice *big.Int, bc *core.BlockChain, coinbase common.Address) {
func (env *Work) commitTransactions(mux *event.TypeMux, txs *types.TransactionsByPriceAndNonce, bc *core.BlockChain, coinbase common.Address) {
gp := new(core.GasPool).AddGas(env.header.GasLimit)
var coalescedLogs []*types.Log
@ -539,17 +522,6 @@ func (env *Work) commitTransactions(mux *event.TypeMux, txs *types.TransactionsB
txs.Pop()
continue
}
// Ignore any transactions (and accounts subsequently) with low gas limits
if tx.GasPrice().Cmp(gasPrice) < 0 && !env.ownedAccounts.Has(from) {
// Pop the current low-priced transaction without shifting in the next from the account
log.Warn("Transaction below gas price", "sender", from, "hash", tx.Hash(), "have", tx.GasPrice(), "want", gasPrice)
env.lowGasTxs = append(env.lowGasTxs, tx)
txs.Pop()
continue
}
// Start executing the transaction
env.state.StartRecord(tx.Hash(), common.Hash{}, env.tcount)
@ -607,25 +579,3 @@ func (env *Work) commitTransaction(tx *types.Transaction, bc *core.BlockChain, c
return nil, receipt.Logs
}
// TODO: remove or use
func (self *worker) HashRate() int64 {
return 0
}
// gasprice calculates a reduced gas price based on the pct
// XXX Use big.Rat?
func gasprice(price *big.Int, pct int64) *big.Int {
p := new(big.Int).Set(price)
p.Div(p, big.NewInt(100))
p.Mul(p, big.NewInt(pct))
return p
}
func accountAddressesSet(accounts []accounts.Account) *set.Set {
accountSet := set.New()
for _, account := range accounts {
accountSet.Add(account.Address)
}
return accountSet
}