DragonX/SilentDragonXLite
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 1 Wiki Activity

fix rescan crash: use clear+resync instead of reinitializing lightclient

Browse Source
This commit is contained in:
DanS
2026-03-22 11:16:50 -05:00
parent b7a04bebc1
commit 221231b53b
3 changed files with 10 additions and 140 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
RELEASE_NOTES_v1.1.1.md
View File

@@ -14,5 +14,5 @@
| File | SHA-256 |
|---|---|
| `SilentDragonXLite` (Linux) | `bc5e0020d784a905e2d461ccb5b4c5da4436072245370ec9e09a17e9e7ad0307` |
| `SilentDragonXLite.exe` (Windows) | `47f45ff44521eb46ee87189ee2318d0ca61f44b39c2a9d875e1a3d7329700df8` |
| `SilentDragonXLite` (Linux) | `9f60380b66bbe10366f216457273e648c50831ee8da3b8486ca87a21629a4b22` |
| `SilentDragonXLite.exe` (Windows) | `26f05e534e4337fac48f6fd36ba17a7de80571e1e565944a7d104ef9419d5efb` |

BIN
SilentDragonXLite
View File

Binary file not shown.

146
src/mainwindow.cpp
View File

@@ -160,148 +160,18 @@ MainWindow::MainWindow(QWidget *parent) :
// Rescan
QObject::connect(ui->actionRescan, &QAction::triggered, [=]() {
DEBUG("rescan action triggered");
Ui_Restore restoreSeed;
QDialog dialog(this);
restoreSeed.setupUi(&dialog);
Settings::saveRestore(&dialog);
rpc->fetchSeed([=](json reply) {
if (isJsonError(reply)) {
return;
}
restoreSeed.seed->setReadOnly(true);
restoreSeed.seed->setLineWrapMode(QPlainTextEdit::LineWrapMode::NoWrap);
QString seedJson = QString::fromStdString(reply["seed"].get<json::string_t>());
restoreSeed.seed->setPlainText(seedJson);
QString birthday = QString::number(reply["birthday"].get<json::number_unsigned_t>());
restoreSeed.birthday->setPlainText(birthday);
});
QObject::connect(restoreSeed.restore, &QPushButton::clicked, [&](){
QString seed = restoreSeed.seed->toPlainText();
if (seed.trimmed().split(" ").length() != 24) {
QMessageBox::warning(this, tr("Failed to restore wallet"),
tr("SilentDragonXLite needs 24 words to restore wallet"),
QMessageBox::Ok);
return false;
}
// 2. Validate birthday
QString birthday_str = restoreSeed.birthday->toPlainText().trimmed();
bool ok;
qint64 birthday = 0;
if (birthday_str.isEmpty()) {
ok = true;
} else {
birthday = birthday_str.toUInt(&ok);
}
if (!ok) {
QMessageBox::warning(this, tr("Failed to parse wallet birthday"),
tr("Couldn't understand wallet birthday. This should be a block height from where to rescan the wallet. You can leave it as '0' if you don't know what it should be."),
QMessageBox::Ok);
return false;
}
QString number_str = restoreSeed.quantity->text();
qint64 number = number_str.toUInt();
auto config = std::shared_ptr<ConnectionConfig>(new ConnectionConfig());
config->server = Settings::getInstance()->getSettings().server;
// 3. Attempt to restore wallet with the seed phrase
{
QString reply = "";
try {
char* resp = litelib_initialize_new_from_phrase(config->dangerous, config->server.toStdString().c_str(),
seed.toStdString().c_str(), birthday, number, true);
reply = litelib_process_response(resp);
} catch (const std::exception& e) {
qDebug() << __func__ << ": caught an exception, ignoring: " << e.what();
}
if (reply.toUpper().trimmed() != "OK") {
qDebug() << "Lite server " << config->server << " is down, getting a random one";
config->server = Settings::getRandomServer();
qDebug() << __func__ << ": new server is " << config->server;
// retry with the new server
char* resp = litelib_initialize_new_from_phrase(config->dangerous,config->server.toStdString().c_str(),
seed.toStdString().c_str(), birthday, number, true);
reply = litelib_process_response(resp);
}
if (reply.toUpper().trimmed() != "OK") {
QMessageBox::warning(this, tr("Failed to restore wallet"),
tr("Couldn't restore the wallet") + "\n" + "server=" + config->server + "\n" + reply,
QMessageBox::Ok);
return false;
}
}
// 4. Finally attempt to save the wallet
{
QString reply = "";
try {
char* resp = litelib_execute("save", "");
QString reply = litelib_process_response(resp);
} catch (const std::exception& e) {
qDebug() << __func__ << ": caught an exception, ignoring: " << e.what();
}
if (reply.isEmpty()) {
qDebug() << "Lite server " << config->server << " is down, getting a random one";
config->server = Settings::getRandomServer();
qDebug() << __func__ << ": new server is " << config->server;
// make a new connection to the new server
char* resp = litelib_initialize_new_from_phrase(config->dangerous,config->server.toStdString().c_str(),
seed.toStdString().c_str(), birthday, number, true);
reply = litelib_process_response(resp);
// retry with the new server
try {
resp = litelib_execute("save", "");
reply = litelib_process_response(resp);
} catch (const std::exception& e) {
qDebug() << __func__ << ": caught an exception with new server, something is fucky: " << e.what();
}
}
QByteArray ba_reply = reply.toUtf8();
QJsonDocument jd_reply = QJsonDocument::fromJson(ba_reply);
QJsonObject parsed = jd_reply.object();
if (parsed.isEmpty() || parsed["result"].isNull()) {
QMessageBox::warning(this, tr("Failed to save wallet"),
tr("Couldn't save the wallet") + "\n" + "server=" + config->server + "\n" + reply,
QMessageBox::Ok);
} else {
qDebug() << __func__ << ": saved wallet correctly";
}
dialog.close();
// To rescan, we clear the wallet state, and then reload the connection
// This will start a sync, and show the scanning status.
this->getRPC()->clearWallet([=] (auto) {
qDebug() << "Clearing wallet...";
// Save the wallet
// Clear the wallet state and resync from the birthday height.
// This uses the existing LightClient — no need to reinitialize.
this->getRPC()->clearWallet([=] (auto) {
qDebug() << "Clearing wallet state for rescan...";
this->getRPC()->saveWallet([=] (auto) {
qDebug() << "Saving wallet...";
// Then reload the connection. The ConnectionLoader deletes itself.
auto cl = new ConnectionLoader(this, rpc);
cl->loadConnection();
qDebug() << "Saved cleared wallet, reloading connection to start rescan...";
auto cl = new ConnectionLoader(this, rpc);
cl->loadConnection();
});
});
}
});
dialog.exec();
}); // actionReason
}); // actionRescan
// Import Privkey
QObject::connect(ui->actionImport_Privatkey, &QAction::triggered, this, &MainWindow::importPrivKey);