private static void UpdateFilesystemKey(Model.ServiceLock item)
{
IPersistentStore store = PersistentStoreRegistry.GetDefaultStore();
using (IUpdateContext ctx = store.OpenUpdateContext(UpdateContextSyncMode.Flush))
{
ServiceLockUpdateColumns columns = new ServiceLockUpdateColumns();
columns.FilesystemKey = item.FilesystemKey;
IServiceLockEntityBroker broker = ctx.GetBroker <IServiceLockEntityBroker>();
broker.Update(item.Key, columns);
ctx.Commit();
}
}
/// <summary>
/// Updates the 'State' of the filesystem associated with the 'FilesystemDelete' <see cref="ServiceLock"/> item
/// </summary>
/// <param name="item"></param>
/// <param name="fs"></param>
private static void UpdateState(Model.ServiceLock item, ServerFilesystemInfo fs)
{
FilesystemState state = null;
if (item.State != null && item.State.DocumentElement != null)
{
//load from datatabase
state = XmlUtils.Deserialize <FilesystemState>(item.State.DocumentElement);
}
if (state == null)
{
state = new FilesystemState();
}
if (fs.AboveHighWatermark)
{
// we don't want to generate alert if the filesystem is offline or not accessible.
if (fs.Online && (fs.Readable || fs.Writeable))
{
TimeSpan ALERT_INTERVAL = TimeSpan.FromMinutes(ServiceLockSettings.Default.HighWatermarkAlertInterval);
if (state.AboveHighWatermarkTimestamp == null)
{
state.AboveHighWatermarkTimestamp = Platform.Time;
}
TimeSpan elapse = (state.LastHighWatermarkAlertTimestamp != null) ? Platform.Time - state.LastHighWatermarkAlertTimestamp.Value : Platform.Time - state.AboveHighWatermarkTimestamp.Value;
if (elapse.Duration() >= ALERT_INTERVAL)
{
ServerPlatform.Alert(AlertCategory.System, AlertLevel.Warning, "Filesystem",
AlertTypeCodes.LowResources, null, TimeSpan.Zero,
SR.AlertFilesystemAboveHW,
fs.Filesystem.Description,
TimeSpanFormatter.Format(Platform.Time - state.AboveHighWatermarkTimestamp.Value, true));
state.LastHighWatermarkAlertTimestamp = Platform.Time;
}
}
else
{
state.AboveHighWatermarkTimestamp = null;
state.LastHighWatermarkAlertTimestamp = null;
}
}
else
{
state.AboveHighWatermarkTimestamp = null;
state.LastHighWatermarkAlertTimestamp = null;
}
XmlDocument stateXml = new XmlDocument();
stateXml.AppendChild(stateXml.ImportNode(XmlUtils.Serialize(state), true));
IPersistentStore store = PersistentStoreRegistry.GetDefaultStore();
using (IUpdateContext ctx = store.OpenUpdateContext(UpdateContextSyncMode.Flush))
{
ServiceLockUpdateColumns columns = new ServiceLockUpdateColumns();
columns.State = stateXml;
IServiceLockEntityBroker broker = ctx.GetBroker <IServiceLockEntityBroker>();
broker.Update(item.GetKey(), columns);
ctx.Commit();
}
}