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Merge pull request #16958 from karalabe/pending-account-fast

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internal/ethapi: reduce pendingTransactions to O(txs+accs) from O(txs*accs)
This commit is contained in:
Péter Szilágyi 2018-06-12 14:07:21 +03:00 committed by GitHub
commit 85cd64df0e
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1 changed files with 9 additions and 4 deletions
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13
internal/ethapi/api.go
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@ -1301,14 +1301,19 @@ func (s *PublicTransactionPoolAPI) SignTransaction(ctx context.Context, args Sen
return &SignTransactionResult{data, tx}, nil
}
// PendingTransactions returns the transactions that are in the transaction pool and have a from address that is one of
// the accounts this node manages.
// PendingTransactions returns the transactions that are in the transaction pool
// and have a from address that is one of the accounts this node manages.
func (s *PublicTransactionPoolAPI) PendingTransactions() ([]*RPCTransaction, error) {
pending, err := s.b.GetPoolTransactions()
if err != nil {
return nil, err
}
accounts := make(map[common.Address]struct{})
for _, wallet := range s.b.AccountManager().Wallets() {
for _, account := range wallet.Accounts() {
accounts[account.Address] = struct{}{}
}
}
transactions := make([]*RPCTransaction, 0, len(pending))
for _, tx := range pending {
var signer types.Signer = types.HomesteadSigner{}
@ -1316,7 +1321,7 @@ func (s *PublicTransactionPoolAPI) PendingTransactions() ([]*RPCTransaction, err
signer = types.NewEIP155Signer(tx.ChainId())
}
from, _ := types.Sender(signer, tx)
if _, err := s.b.AccountManager().Find(accounts.Account{Address: from}); err == nil {
if _, exists := accounts[from]; exists {
transactions = append(transactions, newRPCPendingTransaction(tx))
}
}