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arbitrator syncs idle trade wallet when payout confirmed and unlocked

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refuse to delete trade wallet if balance > dust
This commit is contained in:
woodser 2023-02-09 17:39:41 -05:00
parent b69a7c1b48
commit 0c4ce623a7
2 changed files with 104 additions and 21 deletions
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122
core/src/main/java/bisq/core/trade/Trade.java
View File

@ -390,8 +390,10 @@ public abstract class Trade implements Tradable, Model {
transient private TaskLooper txPollLooper;
transient private Long walletRefreshPeriod;
transient private Long syncNormalStartTime;
private static final long IDLE_SYNC_PERIOD_MS = 3600000; // 1 hour
public static final long DEFER_PUBLISH_MS = 25000; // 25 seconds
private static final long IDLE_SYNC_PERIOD_MS = 3600000; // 1 hour
private static final long MAX_REPROCESS_DELAY_SECONDS = 7200; // max delay to reprocess messages (once per 2 hours)
// Mutable
@Getter
@ -457,9 +459,9 @@ public abstract class Trade implements Tradable, Model {
@Getter
@Setter
private String payoutTxKey;
private Long payoutHeight;
private IdlePayoutSyncer idlePayoutSyncer;
private static final long MAX_REPROCESS_DELAY_SECONDS = 7200; // max delay to reprocess messages (once per 2 hours)
///////////////////////////////////////////////////////////////////////////////////////////
// Constructors
///////////////////////////////////////////////////////////////////////////////////////////
@ -587,6 +589,8 @@ public abstract class Trade implements Tradable, Model {
///////////////////////////////////////////////////////////////////////////////////////////
public void initialize(ProcessModelServiceProvider serviceProvider) {
isInitialized = true;
serviceProvider.getArbitratorManager().getDisputeAgentByNodeAddress(getArbitratorNodeAddress()).ifPresent(arbitrator -> {
getArbitrator().setPubKeyRing(arbitrator.getPubKeyRing());
});
@ -595,7 +599,10 @@ public abstract class Trade implements Tradable, Model {
xmrWalletService.getConnectionsService().addListener(newConnection -> setDaemonConnection(newConnection));
// check if done
if (isPayoutUnlocked()) return;
if (isPayoutUnlocked()) {
if (walletExists()) deleteWallet();
return;
}
// handle trade state events
tradePhaseSubscription = EasyBind.subscribe(phaseProperty, newValue -> {
@ -638,6 +645,10 @@ public abstract class Trade implements Tradable, Model {
txPollLooper.stop();
txPollLooper = null;
}
if (idlePayoutSyncer != null) {
xmrWalletService.removeWalletListener(idlePayoutSyncer);
idlePayoutSyncer = null;
}
UserThread.execute(() -> {
if (payoutStateSubscription != null) {
payoutStateSubscription.unsubscribe();
@ -647,10 +658,15 @@ public abstract class Trade implements Tradable, Model {
}
});
isInitialized = true;
// arbitrator syncs idle wallet when payout unlock expected
if (this instanceof ArbitratorTrade) {
idlePayoutSyncer = new IdlePayoutSyncer();
xmrWalletService.addWalletListener(idlePayoutSyncer);
}
// start listening to trade wallet
if (isDepositRequested()) {
// start syncing and polling trade wallet
updateSyncing();
// allow state notifications to process before returning
@ -782,23 +798,37 @@ public abstract class Trade implements Tradable, Model {
public void deleteWallet() {
synchronized (walletLock) {
if (walletExists()) {
try {
// check if funds deposited but payout not unlocked
if (isDepositsPublished() && !isPayoutUnlocked()) {
log.warn("Refusing to delete wallet for {} {} because it could be funded", getClass().getSimpleName(), getId());
return;
}
// check if funds deposited but payout not unlocked
if (isDepositsPublished() && !isPayoutUnlocked()) {
throw new RuntimeException("Refusing to delete wallet for " + getClass().getSimpleName() + " " + getId() + " because the deposit txs have been published but payout tx has not unlocked");
}
// close and delete trade wallet
if (wallet != null) closeWallet();
xmrWalletService.deleteWallet(getWalletName());
// delete trade wallet backups unless deposits requested and payouts not unlocked
if (isDepositRequested() && !isPayoutUnlocked()) {
log.warn("Refusing to delete backup wallet for {} {} in the small chance it becomes funded", getClass().getSimpleName(), getId());
return;
// check if wallet balance > dust
// TODO (monero-java): use getMakerDepositTx() but fee is not returned from daemon txs
BigInteger maxBalance = isDepositsPublished()
? getWallet().getTx(getMaker().getDepositTxHash()).getFee().min(getWallet().getTx(getTaker().getDepositTxHash()).getFee())
: BigInteger.ZERO;
if (getWallet().getBalance().compareTo(maxBalance) > 0) {
throw new RuntimeException("Refusing to delete wallet for " + getClass().getSimpleName() + " " + getId() + " because its balance is more than dust");
}
// close and delete trade wallet
if (wallet != null) closeWallet();
log.info("Deleting wallet for {} {}", getClass().getSimpleName(), getId());
xmrWalletService.deleteWallet(getWalletName());
// delete trade wallet backups unless deposits requested and payouts not unlocked
if (isDepositRequested() && !isPayoutUnlocked()) {
throw new RuntimeException("Refusing to delete backup wallet for " + getClass().getSimpleName() + " " + getId() + " in the small chance it becomes funded");
}
xmrWalletService.deleteWalletBackups(getWalletName());
} catch (Exception e) {
log.warn(e.getMessage());
e.printStackTrace();
setErrorMessage(e.getMessage());
}
xmrWalletService.deleteWalletBackups(getWalletName());
} else {
log.warn("Multisig wallet to delete for trade {} does not exist", getId());
}
@ -1082,6 +1112,10 @@ public abstract class Trade implements Tradable, Model {
}
if (tradePhaseSubscription != null) tradePhaseSubscription.unsubscribe();
if (payoutStateSubscription != null) payoutStateSubscription.unsubscribe();
if (idlePayoutSyncer != null) {
xmrWalletService.removeWalletListener(idlePayoutSyncer);
idlePayoutSyncer = null;
}
}
}
@ -1741,6 +1775,54 @@ public abstract class Trade implements Tradable, Model {
if (!isPayoutUnlocked()) setPayoutState(PayoutState.PAYOUT_UNLOCKED);
}
/**
* Listen to block notifications from the main wallet in order to sync
* idling trade wallets awaiting the payout to confirm or unlock.
*/
private class IdlePayoutSyncer extends MoneroWalletListener {
boolean processing = false;
@Override
public void onNewBlock(long height) {
HavenoUtils.submitTask(() -> { // allow rapid notifications
// skip rapid succession blocks
synchronized (this) {
if (processing) return;
processing = true;
}
// skip if not idling and not waiting for payout to unlock
if (!isIdling() || !isPayoutPublished() || isPayoutUnlocked()) {
processing = false;
return;
}
try {
// get payout height if unknown
if (payoutHeight == null && getPayoutTxId() != null) {
MoneroTx tx = xmrWalletService.getDaemon().getTx(getPayoutTxId());
if (tx.isConfirmed()) payoutHeight = tx.getHeight();
}
// sync wallet if confirm or unlock expected
long currentHeight = xmrWalletService.getDaemon().getHeight();
if (!isPayoutConfirmed() || (payoutHeight != null && currentHeight >= payoutHeight + XmrWalletService.NUM_BLOCKS_UNLOCK)) {
log.info("Syncing idle trade wallet to update payout tx, tradeId={}", getId());
syncWallet();
}
processing = false;
} catch (Exception e) {
processing = false;
e.printStackTrace();
if (isInitialized && !isWalletConnected()) throw e;
}
});
}
}
///////////////////////////////////////////////////////////////////////////////////////////
// PROTO BUFFER
///////////////////////////////////////////////////////////////////////////////////////////

3
core/src/main/java/bisq/core/trade/protocol/tasks/ArbitratorProcessDepositRequest.java
View File

@ -119,6 +119,7 @@ public class ArbitratorProcessDepositRequest extends TradeTask {
// update trade state
log.info("Arbitrator submitted deposit txs for trade " + trade.getId());
trade.setState(Trade.State.ARBITRATOR_PUBLISHED_DEPOSIT_TXS);
processModel.getTradeManager().requestPersistence();
// create deposit response
DepositResponse response = new DepositResponse(
@ -136,8 +137,8 @@ public class ArbitratorProcessDepositRequest extends TradeTask {
if (processModel.getTaker().getDepositTxHex() == null) log.info("Arbitrator waiting for deposit request from taker for trade " + trade.getId());
}
// TODO (woodser): request persistence?
complete();
processModel.getTradeManager().requestPersistence();
} catch (Throwable t) {
// handle error before deposits relayed