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https://github.com/haveno-dex/haveno.git
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release wallet lock processing payout tx
This commit is contained in:
woodser
parent
b179203dd2
commit
4ec5339e5d
1 changed files with 83 additions and 85 deletions
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@ -143,9 +143,9 @@ public abstract class Trade implements Tradable, Model {
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private final Object pollLock = new Object();
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private final LongProperty walletHeight = new SimpleLongProperty(0);
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private MoneroWallet wallet;
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boolean wasWalletSynced;
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boolean pollInProgress;
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boolean restartInProgress;
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private boolean wasWalletSynced;
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private boolean pollInProgress;
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private boolean restartInProgress;
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private Subscription protocolErrorStateSubscription;
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private Subscription protocolErrorHeightSubscription;
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@ -1127,89 +1127,87 @@ public abstract class Trade implements Tradable, Model {
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* @param publish publishes the signed payout tx if true
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*/
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public void processPayoutTx(String payoutTxHex, boolean sign, boolean publish) {
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synchronized (walletLock) {
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log.info("Processing payout tx for {} {}", getClass().getSimpleName(), getId());
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log.info("Processing payout tx for {} {}", getClass().getSimpleName(), getId());
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// gather relevant info
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MoneroWallet wallet = getWallet();
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Contract contract = getContract();
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BigInteger sellerDepositAmount = wallet.getTx(getSeller().getDepositTxHash()).getIncomingAmount(); // TODO (woodser): redundancy of processModel.getPreparedDepositTxId() vs this.getDepositTxId() necessary or avoidable?
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BigInteger buyerDepositAmount = wallet.getTx(getBuyer().getDepositTxHash()).getIncomingAmount();
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BigInteger tradeAmount = getAmount();
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// describe payout tx
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MoneroTxSet describedTxSet = wallet.describeTxSet(new MoneroTxSet().setMultisigTxHex(payoutTxHex));
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if (describedTxSet.getTxs() == null || describedTxSet.getTxs().size() != 1) throw new IllegalArgumentException("Bad payout tx"); // TODO (woodser): test nack
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MoneroTxWallet payoutTx = describedTxSet.getTxs().get(0);
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// verify payout tx has exactly 2 destinations
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if (payoutTx.getOutgoingTransfer() == null || payoutTx.getOutgoingTransfer().getDestinations() == null || payoutTx.getOutgoingTransfer().getDestinations().size() != 2) throw new IllegalArgumentException("Payout tx does not have exactly two destinations");
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// get buyer and seller destinations (order not preserved)
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boolean buyerFirst = payoutTx.getOutgoingTransfer().getDestinations().get(0).getAddress().equals(contract.getBuyerPayoutAddressString());
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MoneroDestination buyerPayoutDestination = payoutTx.getOutgoingTransfer().getDestinations().get(buyerFirst ? 0 : 1);
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MoneroDestination sellerPayoutDestination = payoutTx.getOutgoingTransfer().getDestinations().get(buyerFirst ? 1 : 0);
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// verify payout addresses
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if (!buyerPayoutDestination.getAddress().equals(contract.getBuyerPayoutAddressString())) throw new IllegalArgumentException("Buyer payout address does not match contract");
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if (!sellerPayoutDestination.getAddress().equals(contract.getSellerPayoutAddressString())) throw new IllegalArgumentException("Seller payout address does not match contract");
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// verify change address is multisig's primary address
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if (!payoutTx.getChangeAmount().equals(BigInteger.ZERO)) log.warn("Dust left in multisig wallet for {} {}: {}", getClass().getSimpleName(), getId(), payoutTx.getChangeAmount());
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if (!payoutTx.getChangeAmount().equals(BigInteger.ZERO) && !payoutTx.getChangeAddress().equals(wallet.getPrimaryAddress())) throw new IllegalArgumentException("Change address is not multisig wallet's primary address");
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// verify sum of outputs = destination amounts + change amount
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if (!payoutTx.getOutputSum().equals(buyerPayoutDestination.getAmount().add(sellerPayoutDestination.getAmount()).add(payoutTx.getChangeAmount()))) throw new IllegalArgumentException("Sum of outputs != destination amounts + change amount");
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// verify buyer destination amount is deposit amount + this amount - 1/2 tx costs
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BigInteger txCost = payoutTx.getFee().add(payoutTx.getChangeAmount());
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BigInteger txCostSplit = txCost.divide(BigInteger.valueOf(2));
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BigInteger expectedBuyerPayout = buyerDepositAmount.add(tradeAmount).subtract(txCostSplit);
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if (!buyerPayoutDestination.getAmount().equals(expectedBuyerPayout)) throw new IllegalArgumentException("Buyer destination amount is not deposit amount + trade amount - 1/2 tx costs, " + buyerPayoutDestination.getAmount() + " vs " + expectedBuyerPayout);
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// verify seller destination amount is deposit amount - this amount - 1/2 tx costs
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BigInteger expectedSellerPayout = sellerDepositAmount.subtract(tradeAmount).subtract(txCostSplit);
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if (!sellerPayoutDestination.getAmount().equals(expectedSellerPayout)) throw new IllegalArgumentException("Seller destination amount is not deposit amount - trade amount - 1/2 tx costs, " + sellerPayoutDestination.getAmount() + " vs " + expectedSellerPayout);
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// check connection
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if (sign || publish) verifyDaemonConnection();
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// handle tx signing
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if (sign) {
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// sign tx
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MoneroMultisigSignResult result = wallet.signMultisigTxHex(payoutTxHex);
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if (result.getSignedMultisigTxHex() == null) throw new RuntimeException("Error signing payout tx");
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payoutTxHex = result.getSignedMultisigTxHex();
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// describe result
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describedTxSet = wallet.describeMultisigTxSet(payoutTxHex);
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payoutTx = describedTxSet.getTxs().get(0);
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// verify fee is within tolerance by recreating payout tx
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// TODO (monero-project): creating tx will require exchanging updated multisig hex if message needs reprocessed. provide weight with describe_transfer so fee can be estimated?
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MoneroTxWallet feeEstimateTx = createPayoutTx();
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BigInteger feeEstimate = feeEstimateTx.getFee();
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double feeDiff = payoutTx.getFee().subtract(feeEstimate).abs().doubleValue() / feeEstimate.doubleValue(); // TODO: use BigDecimal?
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if (feeDiff > XmrWalletService.MINER_FEE_TOLERANCE) throw new IllegalArgumentException("Miner fee is not within " + (XmrWalletService.MINER_FEE_TOLERANCE * 100) + "% of estimated fee, expected " + feeEstimate + " but was " + payoutTx.getFee());
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log.info("Payout tx fee {} is within tolerance, diff %={}", payoutTx.getFee(), feeDiff);
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}
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// update trade state
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setPayoutTx(payoutTx);
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setPayoutTxHex(payoutTxHex);
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// submit payout tx
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if (publish) {
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for (int i = 0; i < TradeProtocol.MAX_ATTEMPTS; i++) {
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try {
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wallet.submitMultisigTxHex(payoutTxHex);
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break;
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} catch (Exception e) {
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log.warn("Failed to submit payout tx, attempt={}/{}, tradeId={}, error={}", i + 1, TradeProtocol.MAX_ATTEMPTS, getShortId(), e.getMessage());
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if (i == TradeProtocol.MAX_ATTEMPTS - 1) throw e;
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HavenoUtils.waitFor(TradeProtocol.REPROCESS_DELAY_MS); // wait before retrying
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}
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// gather relevant info
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MoneroWallet wallet = getWallet();
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Contract contract = getContract();
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BigInteger sellerDepositAmount = wallet.getTx(getSeller().getDepositTxHash()).getIncomingAmount(); // TODO (woodser): redundancy of processModel.getPreparedDepositTxId() vs this.getDepositTxId() necessary or avoidable?
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BigInteger buyerDepositAmount = wallet.getTx(getBuyer().getDepositTxHash()).getIncomingAmount();
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BigInteger tradeAmount = getAmount();
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// describe payout tx
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MoneroTxSet describedTxSet = wallet.describeTxSet(new MoneroTxSet().setMultisigTxHex(payoutTxHex));
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if (describedTxSet.getTxs() == null || describedTxSet.getTxs().size() != 1) throw new IllegalArgumentException("Bad payout tx"); // TODO (woodser): test nack
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MoneroTxWallet payoutTx = describedTxSet.getTxs().get(0);
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// verify payout tx has exactly 2 destinations
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if (payoutTx.getOutgoingTransfer() == null || payoutTx.getOutgoingTransfer().getDestinations() == null || payoutTx.getOutgoingTransfer().getDestinations().size() != 2) throw new IllegalArgumentException("Payout tx does not have exactly two destinations");
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// get buyer and seller destinations (order not preserved)
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boolean buyerFirst = payoutTx.getOutgoingTransfer().getDestinations().get(0).getAddress().equals(contract.getBuyerPayoutAddressString());
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MoneroDestination buyerPayoutDestination = payoutTx.getOutgoingTransfer().getDestinations().get(buyerFirst ? 0 : 1);
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MoneroDestination sellerPayoutDestination = payoutTx.getOutgoingTransfer().getDestinations().get(buyerFirst ? 1 : 0);
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// verify payout addresses
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if (!buyerPayoutDestination.getAddress().equals(contract.getBuyerPayoutAddressString())) throw new IllegalArgumentException("Buyer payout address does not match contract");
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if (!sellerPayoutDestination.getAddress().equals(contract.getSellerPayoutAddressString())) throw new IllegalArgumentException("Seller payout address does not match contract");
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// verify change address is multisig's primary address
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if (!payoutTx.getChangeAmount().equals(BigInteger.ZERO)) log.warn("Dust left in multisig wallet for {} {}: {}", getClass().getSimpleName(), getId(), payoutTx.getChangeAmount());
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if (!payoutTx.getChangeAmount().equals(BigInteger.ZERO) && !payoutTx.getChangeAddress().equals(wallet.getPrimaryAddress())) throw new IllegalArgumentException("Change address is not multisig wallet's primary address");
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// verify sum of outputs = destination amounts + change amount
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if (!payoutTx.getOutputSum().equals(buyerPayoutDestination.getAmount().add(sellerPayoutDestination.getAmount()).add(payoutTx.getChangeAmount()))) throw new IllegalArgumentException("Sum of outputs != destination amounts + change amount");
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// verify buyer destination amount is deposit amount + this amount - 1/2 tx costs
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BigInteger txCost = payoutTx.getFee().add(payoutTx.getChangeAmount());
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BigInteger txCostSplit = txCost.divide(BigInteger.valueOf(2));
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BigInteger expectedBuyerPayout = buyerDepositAmount.add(tradeAmount).subtract(txCostSplit);
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if (!buyerPayoutDestination.getAmount().equals(expectedBuyerPayout)) throw new IllegalArgumentException("Buyer destination amount is not deposit amount + trade amount - 1/2 tx costs, " + buyerPayoutDestination.getAmount() + " vs " + expectedBuyerPayout);
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// verify seller destination amount is deposit amount - this amount - 1/2 tx costs
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BigInteger expectedSellerPayout = sellerDepositAmount.subtract(tradeAmount).subtract(txCostSplit);
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if (!sellerPayoutDestination.getAmount().equals(expectedSellerPayout)) throw new IllegalArgumentException("Seller destination amount is not deposit amount - trade amount - 1/2 tx costs, " + sellerPayoutDestination.getAmount() + " vs " + expectedSellerPayout);
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// check connection
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if (sign || publish) verifyDaemonConnection();
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// handle tx signing
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if (sign) {
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// sign tx
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MoneroMultisigSignResult result = wallet.signMultisigTxHex(payoutTxHex);
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if (result.getSignedMultisigTxHex() == null) throw new RuntimeException("Error signing payout tx");
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payoutTxHex = result.getSignedMultisigTxHex();
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// describe result
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describedTxSet = wallet.describeMultisigTxSet(payoutTxHex);
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payoutTx = describedTxSet.getTxs().get(0);
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// verify fee is within tolerance by recreating payout tx
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// TODO (monero-project): creating tx will require exchanging updated multisig hex if message needs reprocessed. provide weight with describe_transfer so fee can be estimated?
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MoneroTxWallet feeEstimateTx = createPayoutTx();
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BigInteger feeEstimate = feeEstimateTx.getFee();
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double feeDiff = payoutTx.getFee().subtract(feeEstimate).abs().doubleValue() / feeEstimate.doubleValue(); // TODO: use BigDecimal?
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if (feeDiff > XmrWalletService.MINER_FEE_TOLERANCE) throw new IllegalArgumentException("Miner fee is not within " + (XmrWalletService.MINER_FEE_TOLERANCE * 100) + "% of estimated fee, expected " + feeEstimate + " but was " + payoutTx.getFee());
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log.info("Payout tx fee {} is within tolerance, diff %={}", payoutTx.getFee(), feeDiff);
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}
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// update trade state
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setPayoutTx(payoutTx);
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setPayoutTxHex(payoutTxHex);
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// submit payout tx
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if (publish) {
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for (int i = 0; i < TradeProtocol.MAX_ATTEMPTS; i++) {
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try {
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wallet.submitMultisigTxHex(payoutTxHex);
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break;
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} catch (Exception e) {
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log.warn("Failed to submit payout tx, attempt={}/{}, tradeId={}, error={}", i + 1, TradeProtocol.MAX_ATTEMPTS, getShortId(), e.getMessage());
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if (i == TradeProtocol.MAX_ATTEMPTS - 1) throw e;
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HavenoUtils.waitFor(TradeProtocol.REPROCESS_DELAY_MS); // wait before retrying
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}
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}
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}
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