/// <summary>
/// Invoked when the timer used to check the status of trackers is invoked
/// </summary>
/// <param name="source">The source.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
private void OnTimerElapsed(object source, EventArgs e)
{
if (!IsOpened)
{
return;
}
Metric.Context("FEED").Meter("FeedRecoveryManager->OnTimerElapsed", Unit.Calls).Mark();
foreach (var recoveryTracker in _producerRecoveryManagers.Values)
{
recoveryTracker.CheckStatus();
}
try
{
if (_isOpened != 0)
{
_inactivityTimer.FireOnce(TimeSpan.FromSeconds(TrackersCheckPeriodSeconds));
}
}
catch (ObjectDisposedException ex)
{
_executionLog.Info($"Error happened during invoking timer, because the instance {ex.ObjectName} is being disposed.");
}
}
/// <summary>
/// Invoked when the internally used timer elapses
/// </summary>
/// <param name="sender">A <see cref="object" /> representation of the <see cref="ITimer" /> raising the event</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data</param>
private void OnTimerElapsed(object sender, EventArgs e)
{
try
{
CreateAndOpenConsumerChannel();
}
catch (Exception)
{
// ignored
}
if (_shouldBeOpened == 1)
{
_healthTimer.FireOnce(TimeSpan.FromSeconds(_timerInterval));
}
}
/// <summary>
/// Initializes a new instance of the <see cref="RabbitMqConsumerChannel" /> class
/// </summary>
/// <param name="channelFactory">A <see cref="IChannelFactory" /> used to construct the <see cref="IModel" /> representing Rabbit MQ channel</param>
/// <param name="mtsChannelSettings">The mts channel settings</param>
/// <param name="channelSettings">The channel settings</param>
/// <param name="connectionStatus">The connection status</param>
public RabbitMqPublisherChannel(IChannelFactory channelFactory, IMtsChannelSettings mtsChannelSettings, IRabbitMqChannelSettings channelSettings, IConnectionStatus connectionStatus)
{
Guard.Argument(channelFactory, nameof(channelFactory)).NotNull();
Guard.Argument(mtsChannelSettings, nameof(mtsChannelSettings)).NotNull();
Guard.Argument(channelSettings, nameof(channelSettings)).NotNull();
Guard.Argument(connectionStatus, nameof(connectionStatus)).NotNull();
_channelFactory = channelFactory;
_mtsChannelSettings = mtsChannelSettings;
_channelSettings = channelSettings;
_useQueue = false;
if (channelSettings.MaxPublishQueueTimeoutInMs > 0 || channelSettings.PublishQueueLimit > 0)
{
_useQueue = true;
_msgQueue = new ConcurrentQueue <PublishQueueItem>();
_queueLimit = channelSettings.PublishQueueLimit > 1 ? _channelSettings.PublishQueueLimit : -1;
_queueTimeout = channelSettings.MaxPublishQueueTimeoutInMs >= 10000 ? _channelSettings.MaxPublishQueueTimeoutInMs : 15000;
_queueTimer = new SdkTimer(new TimeSpan(0, 0, 5), new TimeSpan(0, 0, 1));
_queueTimer.Elapsed += OnTimerElapsed;
_queueTimer.FireOnce(new TimeSpan(0, 0, 5));
}
_shouldBeOpened = 0;
UniqueId = _channelFactory.GetUniqueId();
_connectionStatus = (ConnectionStatus)connectionStatus;
}
/// <summary>
/// Invoked when the internally used timer elapses
/// </summary>
/// <param name="sender">A <see cref="object" /> representation of the <see cref="ITimer" /> raising the event</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data</param>
private void OnTimerElapsed(object sender, EventArgs e)
{
while (!_msgQueue.IsEmpty)
{
if (!_connectionStatus.IsConnected)
{
break;
}
PublishQueueItem pqi = null;
try
{
if (_msgQueue.TryDequeue(out pqi))
{
//check if expired
if (pqi.Timestamp < DateTime.Now.AddMilliseconds(-_queueTimeout))
{
var msg = $"At {DateTime.Now} publishing queue item is expired. CorrelationId={pqi.CorrelationId}, RoutingKey={pqi.RoutingKey}, Added={pqi.Timestamp}.";
ExecutionLog.LogError(msg);
FeedLog.LogError(msg);
RaiseMessagePublishFailedEvent(pqi.Message, pqi.CorrelationId, pqi.RoutingKey, "Queue item is expired.");
continue;
}
//publish
var publishResult = PublishMsg(pqi.TicketId, (byte[])pqi.Message, pqi.RoutingKey, pqi.CorrelationId, pqi.ReplyRoutingKey);
if (publishResult.IsSuccess)
{
if (FeedLog.IsEnabled(LogLevel.Debug))
{
FeedLog.LogDebug($"Publish succeeded. CorrelationId={pqi.CorrelationId}, RoutingKey={pqi.RoutingKey}, ReplyRoutingKey={pqi.ReplyRoutingKey}, Added={pqi.Timestamp}.");
}
else
{
FeedLog.LogInformation($"Publish succeeded. CorrelationId={pqi.CorrelationId}, RoutingKey={pqi.RoutingKey}, Added={pqi.Timestamp}.");
}
}
else
{
FeedLog.LogWarning($"Publish failed. CorrelationId={pqi.CorrelationId}, RoutingKey={pqi.RoutingKey}, Added={pqi.Timestamp}. Reason={publishResult.Message}");
RaiseMessagePublishFailedEvent(pqi.Message, pqi.CorrelationId, pqi.RoutingKey, publishResult.Message);
}
}
}
catch (Exception exception)
{
FeedLog.LogError($"Error during publishing queue item. CorrelationId={pqi?.CorrelationId}, RoutingKey={pqi?.RoutingKey}, Added={pqi?.Timestamp}.", exception);
if (pqi != null)
{
RaiseMessagePublishFailedEvent(pqi.Message, pqi.CorrelationId, pqi.RoutingKey, "Error during publishing queue item: " + exception);
}
}
}
if (_useQueue)
{
_queueTimer.FireOnce(TimeSpan.FromMilliseconds(200)); // recheck after X milliseconds
}
}
/// <summary>
/// Handles the <see cref="E:TimerElapsed" /> event
/// </summary>
/// <param name="sender">The sender</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data</param>
private void OnTimerElapsed(object sender, EventArgs e)
{
try
{
DeleteExpiredCacheItems();
}
catch (Exception exception)
{
_executionLog.Warn("Error during cleaning TicketCache.", exception);
}
_timer.FireOnce(new TimeSpan(0, 0, 10));
}
/// <summary>
/// Initializes a new instance of the <see cref="TicketSenderBase"/> class
/// </summary>
/// <param name="publisherChannel">The publisher channel</param>
/// <param name="ticketCache">The ticket cache</param>
/// <param name="mtsChannelSettings">The MTS channel settings</param>
/// <param name="rabbitMqChannelSettings">Rabbit channel settings</param>
internal TicketSenderBase(IRabbitMqPublisherChannel publisherChannel,
ConcurrentDictionary <string, TicketCacheItem> ticketCache,
IMtsChannelSettings mtsChannelSettings,
IRabbitMqChannelSettings rabbitMqChannelSettings)
{
Guard.Argument(publisherChannel, nameof(publisherChannel)).NotNull();
Guard.Argument(ticketCache, nameof(ticketCache)).NotNull();
Guard.Argument(mtsChannelSettings, nameof(mtsChannelSettings)).NotNull();
Guard.Argument(rabbitMqChannelSettings, nameof(rabbitMqChannelSettings)).NotNull();
_publisherChannel = publisherChannel;
_ticketCache = ticketCache;
_mtsChannelSettings = mtsChannelSettings;
_rabbitMqChannelSettings = rabbitMqChannelSettings;
_publisherChannel.MqMessagePublishFailed += PublisherChannelOnMqMessagePublishFailed;
_timer = new SdkTimer(new TimeSpan(0, 0, 0, 0, GetCacheTimeout(null)), new TimeSpan(0, 0, 10));
_timer.Elapsed += OnTimerElapsed;
_timer.FireOnce(new TimeSpan(0, 0, 0, 0, GetCacheTimeout(null)));
}