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eth/filters: ✨ pending logs ✨

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Pending logs are now filterable through the Go API. Filter API changed
such that each filter type has it's own bucket and adding filter
explicitly requires you specify the bucket to put it in.
This commit is contained in:
Jeffrey Wilcke
2016-02-13 01:40:44 +01:00
parent b05e472c07
commit 987c1a595a
8 changed files with 143 additions and 52 deletions
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23
miner/worker.go
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@ -243,7 +243,7 @@ func (self *worker) update() {
// Apply transaction to the pending state if we're not mining
if atomic.LoadInt32(&self.mining) == 0 {
self.currentMu.Lock()
self.current.commitTransactions(types.Transactions{ev.Tx}, self.gasPrice, self.chain)
self.current.commitTransactions(self.mux, types.Transactions{ev.Tx}, self.gasPrice, self.chain)
self.currentMu.Unlock()
}
}
@ -529,7 +529,7 @@ func (self *worker) commitNewWork() {
transactions := append(singleTxOwner, multiTxOwner...)
*/
work.commitTransactions(transactions, self.gasPrice, self.chain)
work.commitTransactions(self.mux, transactions, self.gasPrice, self.chain)
self.eth.TxPool().RemoveTransactions(work.lowGasTxs)
// compute uncles for the new block.
@ -588,8 +588,10 @@ func (self *worker) commitUncle(work *Work, uncle *types.Header) error {
return nil
}
func (env *Work) commitTransactions(transactions types.Transactions, gasPrice *big.Int, bc *core.BlockChain) {
func (env *Work) commitTransactions(mux *event.TypeMux, transactions types.Transactions, gasPrice *big.Int, bc *core.BlockChain) {
gp := new(core.GasPool).AddGas(env.header.GasLimit)
var coalescedLogs vm.Logs
for _, tx := range transactions {
// We can skip err. It has already been validated in the tx pool
from, _ := tx.From()
@ -627,7 +629,7 @@ func (env *Work) commitTransactions(transactions types.Transactions, gasPrice *b
env.state.StartRecord(tx.Hash(), common.Hash{}, 0)
err := env.commitTransaction(tx, bc, gp)
err, logs := env.commitTransaction(tx, bc, gp)
switch {
case core.IsGasLimitErr(err):
// ignore the transactor so no nonce errors will be thrown for this account
@ -643,20 +645,25 @@ func (env *Work) commitTransactions(transactions types.Transactions, gasPrice *b
}
default:
env.tcount++
coalescedLogs = append(coalescedLogs, logs...)
}
}
if len(coalescedLogs) > 0 {
go mux.Post(core.PendingLogsEvent{Logs: coalescedLogs})
}
}
func (env *Work) commitTransaction(tx *types.Transaction, bc *core.BlockChain, gp *core.GasPool) error {
func (env *Work) commitTransaction(tx *types.Transaction, bc *core.BlockChain, gp *core.GasPool) (error, vm.Logs) {
snap := env.state.Copy()
receipt, _, _, err := core.ApplyTransaction(bc, gp, env.state, env.header, tx, env.header.GasUsed)
receipt, logs, _, err := core.ApplyTransaction(bc, gp, env.state, env.header, tx, env.header.GasUsed)
if err != nil {
env.state.Set(snap)
return err
return err, nil
}
env.txs = append(env.txs, tx)
env.receipts = append(env.receipts, receipt)
return nil
return nil, logs
}
// TODO: remove or use