arbitrator always includes dispute payout tx

sync wallet before processing
remove extraneous wallet syncs
This commit is contained in:
woodser 2023-02-20 16:37:25 -05:00
parent 8ec76aa1cd
commit 8820a87286
3 changed files with 60 additions and 68 deletions

View file

@ -734,7 +734,7 @@ public abstract class DisputeManager<T extends DisputeList<Dispute>> extends Sup
UUID.randomUUID().toString(),
getSupportType(),
trade.getSelf().getUpdatedMultisigHex(),
trade.isPayoutPublished() ? null : unsignedPayoutTxHex, // include dispute payout tx if unpublished and arbitrator has their updated multisig info
unsignedPayoutTxHex, // include dispute payout tx if arbitrator has their updated multisig info
deferPublishPayout); // instruct trader to defer publishing payout tx because peer is expected to publish imminently
// send dispute closed message
@ -835,70 +835,65 @@ public abstract class DisputeManager<T extends DisputeList<Dispute>> extends Sup
}
}
// sync and save wallet
trade.syncWallet();
trade.saveWallet();
// create unsigned dispute payout tx
if (!trade.isPayoutPublished()) {
log.info("Arbitrator creating unsigned dispute payout tx for trade {}", trade.getId());
try {
log.info("Arbitrator creating unsigned dispute payout tx for trade {}", trade.getId());
try {
// trade wallet must be synced
if (trade.getWallet().isMultisigImportNeeded()) throw new RuntimeException("Arbitrator's wallet needs updated multisig hex to create payout tx which means a trader must have already broadcast the payout tx for trade " + dispute.getTradeId());
// trade wallet must be synced
if (trade.getWallet().isMultisigImportNeeded()) throw new RuntimeException("Arbitrator's wallet needs updated multisig hex to create payout tx which means a trader must have already broadcast the payout tx for trade " + dispute.getTradeId());
// collect winner and loser payout address and amounts
Contract contract = dispute.getContract();
String winnerPayoutAddress = disputeResult.getWinner() == Winner.BUYER ?
(contract.isBuyerMakerAndSellerTaker() ? contract.getMakerPayoutAddressString() : contract.getTakerPayoutAddressString()) :
(contract.isBuyerMakerAndSellerTaker() ? contract.getTakerPayoutAddressString() : contract.getMakerPayoutAddressString());
String loserPayoutAddress = winnerPayoutAddress.equals(contract.getMakerPayoutAddressString()) ? contract.getTakerPayoutAddressString() : contract.getMakerPayoutAddressString();
BigInteger winnerPayoutAmount = HavenoUtils.coinToAtomicUnits(disputeResult.getWinner() == Winner.BUYER ? disputeResult.getBuyerPayoutAmount() : disputeResult.getSellerPayoutAmount());
BigInteger loserPayoutAmount = HavenoUtils.coinToAtomicUnits(disputeResult.getWinner() == Winner.BUYER ? disputeResult.getSellerPayoutAmount() : disputeResult.getBuyerPayoutAmount());
// collect winner and loser payout address and amounts
Contract contract = dispute.getContract();
String winnerPayoutAddress = disputeResult.getWinner() == Winner.BUYER ?
(contract.isBuyerMakerAndSellerTaker() ? contract.getMakerPayoutAddressString() : contract.getTakerPayoutAddressString()) :
(contract.isBuyerMakerAndSellerTaker() ? contract.getTakerPayoutAddressString() : contract.getMakerPayoutAddressString());
String loserPayoutAddress = winnerPayoutAddress.equals(contract.getMakerPayoutAddressString()) ? contract.getTakerPayoutAddressString() : contract.getMakerPayoutAddressString();
BigInteger winnerPayoutAmount = HavenoUtils.coinToAtomicUnits(disputeResult.getWinner() == Winner.BUYER ? disputeResult.getBuyerPayoutAmount() : disputeResult.getSellerPayoutAmount());
BigInteger loserPayoutAmount = HavenoUtils.coinToAtomicUnits(disputeResult.getWinner() == Winner.BUYER ? disputeResult.getSellerPayoutAmount() : disputeResult.getBuyerPayoutAmount());
// check sufficient balance
if (winnerPayoutAmount.compareTo(BigInteger.ZERO) < 0) throw new RuntimeException("Winner payout cannot be negative");
if (loserPayoutAmount.compareTo(BigInteger.ZERO) < 0) throw new RuntimeException("Loser payout cannot be negative");
if (winnerPayoutAmount.add(loserPayoutAmount).compareTo(trade.getWallet().getUnlockedBalance()) > 0) {
throw new RuntimeException("The payout amounts are more than the wallet's unlocked balance");
}
// add any loss of precision to winner payout
winnerPayoutAmount = winnerPayoutAmount.add(trade.getWallet().getUnlockedBalance().subtract(winnerPayoutAmount.add(loserPayoutAmount)));
// create transaction to get fee estimate
MoneroTxConfig txConfig = new MoneroTxConfig().setAccountIndex(0).setRelay(false);
if (winnerPayoutAmount.compareTo(BigInteger.ZERO) > 0) txConfig.addDestination(winnerPayoutAddress, winnerPayoutAmount.multiply(BigInteger.valueOf(9)).divide(BigInteger.valueOf(10))); // reduce payment amount to get fee of similar tx
if (loserPayoutAmount.compareTo(BigInteger.ZERO) > 0) txConfig.addDestination(loserPayoutAddress, loserPayoutAmount.multiply(BigInteger.valueOf(9)).divide(BigInteger.valueOf(10)));
MoneroTxWallet feeEstimateTx = trade.getWallet().createTx(txConfig);
// create payout tx by increasing estimated fee until successful
MoneroTxWallet payoutTx = null;
int numAttempts = 0;
while (payoutTx == null && numAttempts < 50) {
BigInteger feeEstimate = feeEstimateTx.getFee().add(feeEstimateTx.getFee().multiply(BigInteger.valueOf(numAttempts)).divide(BigInteger.valueOf(10))); // add 1/10th of fee until tx is successful
txConfig = new MoneroTxConfig().setAccountIndex(0).setRelay(false);
if (winnerPayoutAmount.compareTo(BigInteger.ZERO) > 0) txConfig.addDestination(winnerPayoutAddress, winnerPayoutAmount.subtract(loserPayoutAmount.equals(BigInteger.ZERO) ? feeEstimate : BigInteger.ZERO)); // winner only pays fee if loser gets 0
if (loserPayoutAmount.compareTo(BigInteger.ZERO) > 0) {
if (loserPayoutAmount.compareTo(feeEstimate) < 0) throw new RuntimeException("Loser payout is too small to cover the mining fee");
if (loserPayoutAmount.compareTo(feeEstimate) > 0) txConfig.addDestination(loserPayoutAddress, loserPayoutAmount.subtract(feeEstimate)); // loser pays fee
}
numAttempts++;
try {
payoutTx = trade.getWallet().createTx(txConfig);
} catch (MoneroError e) {
// exception expected // TODO: better way of estimating fee?
}
}
if (payoutTx == null) throw new RuntimeException("Failed to generate dispute payout tx after " + numAttempts + " attempts");
log.info("Dispute payout transaction generated on attempt {}", numAttempts);
// save updated multisig hex
trade.getSelf().setUpdatedMultisigHex(trade.getWallet().exportMultisigHex());
return payoutTx;
} catch (Exception e) {
if (!trade.isPayoutPublished()) throw e;
// check sufficient balance
if (winnerPayoutAmount.compareTo(BigInteger.ZERO) < 0) throw new RuntimeException("Winner payout cannot be negative");
if (loserPayoutAmount.compareTo(BigInteger.ZERO) < 0) throw new RuntimeException("Loser payout cannot be negative");
if (winnerPayoutAmount.add(loserPayoutAmount).compareTo(trade.getWallet().getUnlockedBalance()) > 0) {
throw new RuntimeException("The payout amounts are more than the wallet's unlocked balance");
}
// add any loss of precision to winner payout
winnerPayoutAmount = winnerPayoutAmount.add(trade.getWallet().getUnlockedBalance().subtract(winnerPayoutAmount.add(loserPayoutAmount)));
// create transaction to get fee estimate
MoneroTxConfig txConfig = new MoneroTxConfig().setAccountIndex(0).setRelay(false);
if (winnerPayoutAmount.compareTo(BigInteger.ZERO) > 0) txConfig.addDestination(winnerPayoutAddress, winnerPayoutAmount.multiply(BigInteger.valueOf(9)).divide(BigInteger.valueOf(10))); // reduce payment amount to get fee of similar tx
if (loserPayoutAmount.compareTo(BigInteger.ZERO) > 0) txConfig.addDestination(loserPayoutAddress, loserPayoutAmount.multiply(BigInteger.valueOf(9)).divide(BigInteger.valueOf(10)));
MoneroTxWallet feeEstimateTx = trade.getWallet().createTx(txConfig);
// create payout tx by increasing estimated fee until successful
MoneroTxWallet payoutTx = null;
int numAttempts = 0;
while (payoutTx == null && numAttempts < 50) {
BigInteger feeEstimate = feeEstimateTx.getFee().add(feeEstimateTx.getFee().multiply(BigInteger.valueOf(numAttempts)).divide(BigInteger.valueOf(10))); // add 1/10th of fee until tx is successful
txConfig = new MoneroTxConfig().setAccountIndex(0).setRelay(false);
if (winnerPayoutAmount.compareTo(BigInteger.ZERO) > 0) txConfig.addDestination(winnerPayoutAddress, winnerPayoutAmount.subtract(loserPayoutAmount.equals(BigInteger.ZERO) ? feeEstimate : BigInteger.ZERO)); // winner only pays fee if loser gets 0
if (loserPayoutAmount.compareTo(BigInteger.ZERO) > 0) {
if (loserPayoutAmount.compareTo(feeEstimate) < 0) throw new RuntimeException("Loser payout is too small to cover the mining fee");
if (loserPayoutAmount.compareTo(feeEstimate) > 0) txConfig.addDestination(loserPayoutAddress, loserPayoutAmount.subtract(feeEstimate)); // loser pays fee
}
numAttempts++;
try {
payoutTx = trade.getWallet().createTx(txConfig);
} catch (MoneroError e) {
// exception expected // TODO: better way of estimating fee?
}
}
if (payoutTx == null) throw new RuntimeException("Failed to generate dispute payout tx after " + numAttempts + " attempts");
log.info("Dispute payout transaction generated on attempt {}", numAttempts);
// save updated multisig hex
trade.getSelf().setUpdatedMultisigHex(trade.getWallet().exportMultisigHex());
return payoutTx;
} catch (Exception e) {
trade.syncWallet();
if (!trade.isPayoutPublished()) throw e;
}
}
return null; // can be null if already published or we don't have receiver's multisig hex

View file

@ -252,22 +252,19 @@ public final class ArbitrationManager extends DisputeManager<ArbitrationDisputeL
}
dispute.setDisputeResult(disputeResult);
// sync and save wallet
trade.syncWallet();
trade.saveWallet();
// attempt to sign and publish dispute payout tx if given and not already published
if (disputeClosedMessage.getUnsignedPayoutTxHex() != null && !trade.isPayoutPublished()) {
// check wallet connection
trade.checkWalletConnection();
// import multisig hex
List<String> updatedMultisigHexes = new ArrayList<String>();
if (trade.getTradePeer().getUpdatedMultisigHex() != null) updatedMultisigHexes.add(trade.getTradePeer().getUpdatedMultisigHex());
if (trade.getArbitrator().getUpdatedMultisigHex() != null) updatedMultisigHexes.add(trade.getArbitrator().getUpdatedMultisigHex());
if (!updatedMultisigHexes.isEmpty()) trade.getWallet().importMultisigHex(updatedMultisigHexes.toArray(new String[0])); // TODO (monero-project): fails if multisig hex imported individually
// sync and save wallet
trade.syncWallet();
trade.saveWallet();
// wait to sign and publish payout tx if defer flag set
if (disputeClosedMessage.isDeferPublishPayout()) {
log.info("Deferring signing and publishing dispute payout tx for {} {}", trade.getClass().getSimpleName(), trade.getId());

View file

@ -60,7 +60,7 @@ public abstract class SendMailboxMessageTask extends TradeTask {
TradeMailboxMessage message = getTradeMailboxMessage(id);
setStateSent();
NodeAddress peersNodeAddress = getReceiverNodeAddress();
log.info("Send {} to peer {}. tradeId={}, uid={}",
log.info("Send {} to peer {} for {} {}", trade.getClass().getSimpleName(), trade.getId(),
message.getClass().getSimpleName(), peersNodeAddress, message.getTradeId(), message.getUid());
TradeTask task = this;