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[rpc] Reduce scope of cs_main and cs_wallet locks in listtransactions

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This commit is contained in:
João Barbosa 2018-02-02 01:57:29 +00:00
parent 41363fe11d
commit c409b1adac
1 changed files with 16 additions and 13 deletions
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29
src/wallet/rpcwallet.cpp
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@ -1794,8 +1794,6 @@ UniValue listtransactions(const JSONRPCRequest& request)
// the user could have gotten from another RPC command prior to now // the user could have gotten from another RPC command prior to now
pwallet->BlockUntilSyncedToCurrentChain(); pwallet->BlockUntilSyncedToCurrentChain();
LOCK2(cs_main, pwallet->cs_wallet);
std::string strAccount = "*"; std::string strAccount = "*";
if (!request.params[0].isNull()) if (!request.params[0].isNull())
strAccount = request.params[0].get_str(); strAccount = request.params[0].get_str();
@ -1817,20 +1815,25 @@ UniValue listtransactions(const JSONRPCRequest& request)
UniValue ret(UniValue::VARR); UniValue ret(UniValue::VARR);
const CWallet::TxItems & txOrdered = pwallet->wtxOrdered;
// iterate backwards until we have nCount items to return:
for (CWallet::TxItems::const_reverse_iterator it = txOrdered.rbegin(); it != txOrdered.rend(); ++it)
{ {
CWalletTx *const pwtx = (*it).second.first; LOCK2(cs_main, pwallet->cs_wallet);
if (pwtx != nullptr)
ListTransactions(pwallet, *pwtx, strAccount, 0, true, ret, filter);
CAccountingEntry *const pacentry = (*it).second.second;
if (pacentry != nullptr)
AcentryToJSON(*pacentry, strAccount, ret);
if ((int)ret.size() >= (nCount+nFrom)) break; const CWallet::TxItems & txOrdered = pwallet->wtxOrdered;
// iterate backwards until we have nCount items to return:
for (CWallet::TxItems::const_reverse_iterator it = txOrdered.rbegin(); it != txOrdered.rend(); ++it)
{
CWalletTx *const pwtx = (*it).second.first;
if (pwtx != nullptr)
ListTransactions(pwallet, *pwtx, strAccount, 0, true, ret, filter);
CAccountingEntry *const pacentry = (*it).second.second;
if (pacentry != nullptr)
AcentryToJSON(*pacentry, strAccount, ret);
if ((int)ret.size() >= (nCount+nFrom)) break;
}
} }
// ret is newest to oldest // ret is newest to oldest
if (nFrom > (int)ret.size()) if (nFrom > (int)ret.size())