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delete backup wallets ~5 days after trade wallet

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This commit is contained in:
woodser 2024-01-14 13:30:04 -05:00
parent df27902577
commit 7383ece7b3
3 changed files with 35 additions and 7 deletions
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34
core/src/main/java/haveno/core/trade/Trade.java
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@ -119,6 +119,7 @@ public abstract class Trade implements Tradable, Model {
private static final String MONERO_TRADE_WALLET_PREFIX = "xmr_trade_";
private static final long SHUTDOWN_TIMEOUT_MS = 90000;
private static final long DELETE_BACKUPS_AFTER_NUM_BLOCKS = 3600; // ~5 days
private final Object walletLock = new Object();
private final Object pollLock = new Object();
private MoneroWallet wallet;
@ -918,12 +919,9 @@ public abstract class Trade implements Tradable, Model {
log.info("Deleting wallet for {} {}", getClass().getSimpleName(), getId());
xmrWalletService.deleteWallet(getWalletName());
// delete trade wallet backups unless deposits requested and payouts not unlocked
if (isDepositRequested() && !isDepositFailed() && !isPayoutUnlocked()) {
log.warn("Refusing to delete backup wallet for " + getClass().getSimpleName() + " " + getId() + " in the small chance it becomes funded");
} else {
xmrWalletService.deleteWalletBackups(getWalletName());
}
// record delete height and schedule backup deletion
processModel.setDeleteBackupsHeight(xmrConnectionService.getLastInfo().getHeight() + DELETE_BACKUPS_AFTER_NUM_BLOCKS);
maybeScheduleDeleteBackups();
} catch (Exception e) {
log.warn(e.getMessage());
e.printStackTrace();
@ -1201,6 +1199,9 @@ public abstract class Trade implements Tradable, Model {
private void clearProcessData() {
// delete backup wallets after main wallet + blocks
maybeScheduleDeleteBackups();
// delete trade wallet
synchronized (walletLock) {
if (!walletExists()) return; // done if already cleared
@ -1215,6 +1216,27 @@ public abstract class Trade implements Tradable, Model {
}
}
private void maybeScheduleDeleteBackups() {
if (processModel.getDeleteBackupsHeight() == 0) return;
if (xmrConnectionService.getLastInfo().getHeight() >= processModel.getDeleteBackupsHeight()) {
xmrWalletService.deleteWalletBackups(getWalletName());
processModel.setDeleteBackupsHeight(0); // reset delete height
} else {
MoneroWalletListener deleteBackupsListener = new MoneroWalletListener() {
@Override
public synchronized void onNewBlock(long height) { // prevent concurrent deletion
if (processModel.getDeleteBackupsHeight() == 0) return;
if (xmrConnectionService.getLastInfo().getHeight() >= processModel.getDeleteBackupsHeight()) {
xmrWalletService.deleteWalletBackups(getWalletName());
processModel.setDeleteBackupsHeight(0); // reset delete height
xmrWalletService.removeWalletListener(this);
}
}
};
xmrWalletService.addWalletListener(deleteBackupsListener);
}
}
public void maybeClearSensitiveData() {
String change = "";
if (removeAllChatMessages()) {

7
core/src/main/java/haveno/core/trade/protocol/ProcessModel.java
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@ -135,6 +135,9 @@ public class ProcessModel implements Model, PersistablePayload {
@Getter
@Setter
private String multisigAddress;
@Getter
@Setter
private long deleteBackupsHeight;
// We want to indicate the user the state of the message delivery of the
// PaymentSentMessage. As well we do an automatic re-send in case it was not ACKed yet.
@ -179,7 +182,8 @@ public class ProcessModel implements Model, PersistablePayload {
.setFundsNeededForTrade(fundsNeededForTrade)
.setPaymentSentMessageState(paymentSentMessageStateProperty.get().name())
.setBuyerPayoutAmountFromMediation(buyerPayoutAmountFromMediation)
.setSellerPayoutAmountFromMediation(sellerPayoutAmountFromMediation);
.setSellerPayoutAmountFromMediation(sellerPayoutAmountFromMediation)
.setDeleteBackupsHeight(deleteBackupsHeight);
Optional.ofNullable(maker).ifPresent(e -> builder.setMaker((protobuf.TradePeer) maker.toProtoMessage()));
Optional.ofNullable(taker).ifPresent(e -> builder.setTaker((protobuf.TradePeer) taker.toProtoMessage()));
Optional.ofNullable(arbitrator).ifPresent(e -> builder.setArbitrator((protobuf.TradePeer) arbitrator.toProtoMessage()));
@ -201,6 +205,7 @@ public class ProcessModel implements Model, PersistablePayload {
processModel.setFundsNeededForTrade(proto.getFundsNeededForTrade());
processModel.setBuyerPayoutAmountFromMediation(proto.getBuyerPayoutAmountFromMediation());
processModel.setSellerPayoutAmountFromMediation(proto.getSellerPayoutAmountFromMediation());
processModel.setDeleteBackupsHeight(proto.getDeleteBackupsHeight());
// nullable
processModel.setPayoutTxSignature(ProtoUtil.byteArrayOrNullFromProto(proto.getPayoutTxSignature()));

1
proto/src/main/proto/pb.proto
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@ -1547,6 +1547,7 @@ message ProcessModel {
bytes mediated_payout_tx_signature = 17; // placeholder if mediation used in future
int64 buyer_payout_amount_from_mediation = 18;
int64 seller_payout_amount_from_mediation = 19;
int64 delete_backups_height = 31;
}
message TradePeer {