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Detect wakeup from hibernate, re-establish websocket connection

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This commit is contained in:
dsc 2021-04-30 22:20:04 +02:00
parent 0e37f97aa2
commit 49b55768f7
2 changed files with 21 additions and 0 deletions
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18
src/appcontext.cpp
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@ -111,6 +111,24 @@ AppContext::AppContext(QCommandLineParser *cmdargs) {
this->storeWallet();
});
// If system clock skewed for >= 300 seconds, assume a wake-up from hibernate and reload the websocket connection
if(!this->isAndroid)
m_hibernateTimer.start(3 * 1000);
m_hibernatePreviousTime = std::chrono::steady_clock::now();
connect(&m_hibernateTimer, &QTimer::timeout, [this]() {
const auto now = std::chrono::steady_clock::now();
const auto elapsed = now - m_hibernatePreviousTime;
if(elapsed >= m_hibernateDetectInterval) {
qCritical() << "Clock skew detected, resetting websocket connection";
this->ws->webSocket.abort();
this->ws->start();
}
m_hibernatePreviousTime = now;
});
// restore height lookup
this->initRestoreHeights();

3
src/appcontext.h
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@ -221,6 +221,9 @@ private:
WalletKeysFilesModel *m_walletKeysFilesModel;
const int m_donationBoundary = 15;
QTimer m_storeTimer;
QTimer m_hibernateTimer;
std::chrono::seconds m_hibernateDetectInterval{300};
std::chrono::time_point<std::chrono::steady_clock> m_hibernatePreviousTime;
void setupPathsUnix();
void setupPathsWindows();