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move more bumpfee prechecks to feebumper::PreconditionChecks

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This commit is contained in:
Gregory Sanders 2018-01-23 13:57:10 -05:00
parent b5e4b9b510
commit 718f05cab5
1 changed files with 20 additions and 17 deletions
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37
src/wallet/feebumper.cpp
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@ -65,6 +65,25 @@ static feebumper::Result PreconditionChecks(const CWallet* wallet, const CWallet
errors.push_back("Transaction has been mined, or is conflicted with a mined transaction");
return feebumper::Result::WALLET_ERROR;
}
if (!SignalsOptInRBF(*wtx.tx)) {
errors.push_back("Transaction is not BIP 125 replaceable");
return feebumper::Result::WALLET_ERROR;
}
if (wtx.mapValue.count("replaced_by_txid")) {
errors.push_back(strprintf("Cannot bump transaction %s which was already bumped by transaction %s", wtx.GetHash().ToString(), wtx.mapValue.at("replaced_by_txid")));
return feebumper::Result::WALLET_ERROR;
}
// check that original tx consists entirely of our inputs
// if not, we can't bump the fee, because the wallet has no way of knowing the value of the other inputs (thus the fee)
if (!wallet->IsAllFromMe(*wtx.tx, ISMINE_SPENDABLE)) {
errors.push_back("Transaction contains inputs that don't belong to this wallet");
return feebumper::Result::WALLET_ERROR;
}
return feebumper::Result::OK;
}
@ -94,23 +113,6 @@ Result CreateTransaction(const CWallet* wallet, const uint256& txid, const CCoin
return result;
}
if (!SignalsOptInRBF(*wtx.tx)) {
errors.push_back("Transaction is not BIP 125 replaceable");
return Result::WALLET_ERROR;
}
if (wtx.mapValue.count("replaced_by_txid")) {
errors.push_back(strprintf("Cannot bump transaction %s which was already bumped by transaction %s", txid.ToString(), wtx.mapValue.at("replaced_by_txid")));
return Result::WALLET_ERROR;
}
// check that original tx consists entirely of our inputs
// if not, we can't bump the fee, because the wallet has no way of knowing the value of the other inputs (thus the fee)
if (!wallet->IsAllFromMe(*wtx.tx, ISMINE_SPENDABLE)) {
errors.push_back("Transaction contains inputs that don't belong to this wallet");
return Result::WALLET_ERROR;
}
// figure out which output was change
// if there was no change output or multiple change outputs, fail
int nOutput = -1;
@ -228,6 +230,7 @@ Result CreateTransaction(const CWallet* wallet, const uint256& txid, const CCoin
}
}
return Result::OK;
}