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[wallet] Add support for aborting wallet transaction rescans.

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This commit is contained in:
Kalle Alm 2017-04-17 23:32:01 +09:00
parent b7365f0545
commit 75a08e7d17
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GPG Key ID: 5474FBF5227BEFAD
2 changed files with 19 additions and 1 deletions
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9
src/wallet/wallet.cpp
View File

@ -1527,6 +1527,8 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool f
CBlockIndex* pindex = pindexStart;
{
LOCK2(cs_main, cs_wallet);
fAbortRescan = false;
fScanningWallet = true;
// no need to read and scan block, if block was created before
// our wallet birthday (as adjusted for block time variability)
@ -1536,7 +1538,7 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool f
ShowProgress(_("Rescanning..."), 0); // show rescan progress in GUI as dialog or on splashscreen, if -rescan on startup
double dProgressStart = GuessVerificationProgress(chainParams.TxData(), pindex);
double dProgressTip = GuessVerificationProgress(chainParams.TxData(), chainActive.Tip());
while (pindex)
while (pindex && !fAbortRescan)
{
if (pindex->nHeight % 100 == 0 && dProgressTip - dProgressStart > 0.0)
ShowProgress(_("Rescanning..."), std::max(1, std::min(99, (int)((GuessVerificationProgress(chainParams.TxData(), pindex) - dProgressStart) / (dProgressTip - dProgressStart) * 100))));
@ -1558,7 +1560,12 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool f
LogPrintf("Still rescanning. At block %d. Progress=%f\n", pindex->nHeight, GuessVerificationProgress(chainParams.TxData(), pindex));
}
}
if (pindex && fAbortRescan) {
LogPrintf("Rescan aborted at block %d. Progress=%f\n", pindex->nHeight, GuessVerificationProgress(chainParams.TxData(), pindex));
}
ShowProgress(_("Rescanning..."), 100); // hide progress dialog in GUI
fScanningWallet = false;
}
return ret;
}

11
src/wallet/wallet.h
View File

@ -651,6 +651,8 @@ class CWallet : public CCryptoKeyStore, public CValidationInterface
{
private:
static std::atomic<bool> fFlushScheduled;
std::atomic<bool> fAbortRescan;
std::atomic<bool> fScanningWallet;
/**
* Select a set of coins such that nValueRet >= nTargetValue and at least
@ -775,6 +777,8 @@ public:
nTimeFirstKey = 0;
fBroadcastTransactions = false;
nRelockTime = 0;
fAbortRescan = false;
fScanningWallet = false;
}
std::map<uint256, CWalletTx> mapWallet;
@ -819,6 +823,13 @@ public:
void UnlockAllCoins();
void ListLockedCoins(std::vector<COutPoint>& vOutpts);
/*
* Rescan abort properties
*/
void AbortRescan() { fAbortRescan = true; }
bool IsAbortingRescan() { return fAbortRescan; }
bool IsScanning() { return fScanningWallet; }
/**
* keystore implementation
* Generate a new key