Refactor monitoring logs handling: use concise JSON formatting for transaction logs, add /monitoring_logs admin endpoint for testing, increase screen monitoring interval to 120s, and simplify network retry logic with shorter monitoring timeouts.

services/DeviceScreener.h

@@ -16,7 +16,7 @@ public:
 
     static constexpr qint64 kOfflineDebounceSecs = 30;
     // Как часто проверять/слать кадр истории экрана на сервер логов (с дедупом).
-    static constexpr qint64 kMonitoringScreenIntervalSecs = 30;
+    static constexpr qint64 kMonitoringScreenIntervalSecs = 120;
     // Таймаут одной adb-команды в scanDeviceIo. На порядок выше нормального
     // времени (<1с), но ограничивает зависшую команду на флапающем устройстве,
     // чтобы один телефон не держал весь цикл опроса.

services/EventHandler.cpp

@@ -804,7 +804,7 @@ void EventHandler::startThreadForTask(const MaterialInfo &account, const EventIn
                            event.externalId, event.bankName, arr, event.id, /*updateStatus=*/false);
             // Логируем в arc-monitoring сразу по каждой транзакции — как на apiBase.
             sendTaskSuccess("FETCH_TRANSACTIONS", event.externalId, event.bankName,
-                            QString::fromUtf8(QJsonDocument(tx).toJson(QJsonDocument::Compact)),
+                            QStringLiteral("JSON: %1").arg(QString::fromUtf8(QJsonDocument(tx).toJson(QJsonDocument::Indented))),
                             {}, event.id, event.accountId);
             // Фиксируем в глобальном кэше: будущие задачи того же материала
             // не будут повторно подтверждать эту транзакцию (TTL 20 минут).

services/net/NetworkService.cpp

@@ -56,6 +56,9 @@ bool awaitReply(QNetworkReply *reply, int timeoutMs) {
 constexpr int kMaxRequestAttempts = 3;
 constexpr int kDefaultTimeoutMs   = 30000;
 constexpr int kDumpTimeoutMs      = 120000;
+// Мониторинг — best-effort: одна попытка, короткий таймаут. Failure не должен
+// блокировать потоки и накапливать QThread'ы при недоступном сервере.
+constexpr int kMonitoringTimeoutMs = 10000;
 } // namespace
 
 NetworkService::NetworkService(QObject *parent) : QObject(parent) {
@@ -1655,11 +1658,6 @@ void NetworkService::postMonitoringLog(const QString &type, const QString &event
 
     const int internalTaskId = m_extraData.value("internal_task_id").toInt();
 
-    QNetworkReply *reply = nullptr;
-    bool timedOut = true;
-    for (int attempt = 1; attempt <= kMaxRequestAttempts; ++attempt) {
-        if (reply) { reply->deleteLater(); reply = nullptr; }
-
     auto *multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);
     addFormField(multiPart, "type", type.toUpper());
     addFormField(multiPart, "event", event);
@@ -1678,21 +1676,14 @@ void NetworkService::postMonitoringLog(const QString &type, const QString &event
         multiPart->append(imagePart);
     }
 
-        reply = m_manager->post(request, multiPart);
+    QNetworkReply *reply = m_manager->post(request, multiPart);
     multiPart->setParent(reply);
 
-        if (awaitReply(reply, kDefaultTimeoutMs)) { timedOut = false; break; }
+    if (!awaitReply(reply, kMonitoringTimeoutMs)) {
-        qWarning() << "[NetworkService] postMonitoringLog timeout attempt"
+        qWarning() << "[NetworkService] postMonitoringLog timeout";
-                   << attempt << "/" << kMaxRequestAttempts;
         reply->abort();
-    }
-
-    if (timedOut) {
-        qWarning() << "[NetworkService] postMonitoringLog timeout after"
-                   << kMaxRequestAttempts << "attempts";
     } else if (reply->error() != QNetworkReply::NoError) {
-        qWarning() << "[NetworkService] postMonitoringLog failed:" << reply->errorString()
+        qWarning() << "[NetworkService] postMonitoringLog failed:" << reply->errorString();
-                   << "\n  response body:" << reply->readAll();
     }
     reply->deleteLater();
 }
@@ -1778,11 +1769,6 @@ void NetworkService::postMonitoringScreenshot(const QString &desktopId,
         request.setRawHeader("X-Monitoring-Token", m_monitoringToken.toUtf8());
     }
 
-    QNetworkReply *reply = nullptr;
-    bool timedOut = true;
-    for (int attempt = 1; attempt <= kMaxRequestAttempts; ++attempt) {
-        if (reply) { reply->deleteLater(); reply = nullptr; }
-
     auto *multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);
     addFormField(multiPart, "desktop_id", desktopId);
     addFormField(multiPart, "device_id", deviceId);
@@ -1796,21 +1782,14 @@ void NetworkService::postMonitoringScreenshot(const QString &desktopId,
     imagePart.setBody(jpeg);
     multiPart->append(imagePart);
 
-        reply = m_manager->post(request, multiPart);
+    QNetworkReply *reply = m_manager->post(request, multiPart);
     multiPart->setParent(reply);
 
-        if (awaitReply(reply, kDefaultTimeoutMs)) { timedOut = false; break; }
+    if (!awaitReply(reply, kMonitoringTimeoutMs)) {
-        qWarning() << "[NetworkService] postMonitoringScreenshot timeout attempt"
+        qWarning() << "[NetworkService] postMonitoringScreenshot timeout";
-                   << attempt << "/" << kMaxRequestAttempts;
         reply->abort();
-    }
-
-    if (timedOut) {
-        qWarning() << "[NetworkService] postMonitoringScreenshot timeout after"
-                   << kMaxRequestAttempts << "attempts";
     } else if (reply->error() != QNetworkReply::NoError) {
-        qWarning() << "[NetworkService] postMonitoringScreenshot failed:" << reply->errorString()
+        qWarning() << "[NetworkService] postMonitoringScreenshot failed:" << reply->errorString();
-                   << "\n  response body:" << reply->readAll();
     }
     reply->deleteLater();
 }

tests/mock_server/mock_server.py

@@ -522,6 +522,17 @@ def monitoring_log():
     return ok({})
 
 
+@app.get("/_admin/monitoring_logs")
+def admin_monitoring_logs():
+    """Return collected monitoring logs for testing."""
+    event_filter = request.args.get("event")
+    with _lock:
+        logs = list(_monitoring_logs)
+    if event_filter:
+        logs = [l for l in logs if l["event"] == event_filter]
+    return jsonify(logs)
+
+
 @app.get("/_admin/screenshot/<image_id>")
 def get_screenshot(image_id):
     path = _SCREENSHOTS_DIR / f"{image_id}.png"