public static void StartEvent(AMSQueueItem message, CancellationToken cancellationToken)
{
AMSEvent eventData = null;
try
{
eventData = AMSEventSqlAdapter.Instance.LoadByID(message.ResourceID);
if (eventData != null)
{
if (eventData.State == AMSEventState.NotStart)
AMSEventSqlAdapter.Instance.UpdateState(eventData.ID, AMSEventState.Starting);
AMSEventChannelCollection ecs = AMSEventSqlAdapter.Instance.LoadEventAndChannel(eventData.ID);
Task[] startChannelTasks = new Task[ecs.Count];
for (int i = 0; i < startChannelTasks.Length; i++)
{
AMSEventChannel ec = ecs[i];
startChannelTasks[i] = Task.Factory.StartNew(() => StartOneChannelAndCreateProgram(eventData, ec, cancellationToken));
}
Task.WaitAll(startChannelTasks);
AMSEventSqlAdapter.Instance.UpdateRunningStateByChannels(eventData.ID);
}
}
finally
{
if (eventData != null)
LockHelper.Unlock(eventData);
}
}
public static void GenerateDeleteProgramMessages(CancellationToken cancellationToken)
{
AMSQueueItem message = new AMSQueueItem();
message.ItemType = AMSQueueItemType.DeleteProgram;
GetQueue().AddMessages(string.Empty, message);
}
public static void DeleteProgram(AMSQueueItem message, CancellationToken cancellationToken)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60015, "Delete expired programs");
int count = LiveChannelManager.DeleteAllExpiredPrograms(AMSWorkerSettings.GetConfig().Durations.GetDuration("programExpireTime", TimeSpan.FromDays(1)));
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60015, "{0} programs deleted", count);
}
public static void GenerateDeleteProgramMessages(CancellationToken cancellationToken)
{
AMSQueueItem message = new AMSQueueItem();
message.ItemType = AMSQueueItemType.DeleteProgram;
GetQueue().AddMessages(string.Empty, message);
}
public static void GenerateSyncChannelInfoMessages(CancellationToken cancellationToken)
{
AMSQueueItem message = new AMSQueueItem();
message.ItemType = AMSQueueItemType.SyncChannelInfo;
GetQueue().AddMessages(string.Empty, message);
}
public static void DeleteProgram(AMSQueueItem message, CancellationToken cancellationToken)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60015, "Delete expired programs");
int count = LiveChannelManager.DeleteAllExpiredPrograms(AMSWorkerSettings.GetConfig().Durations.GetDuration("programExpireTime", TimeSpan.FromDays(1)));
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60015, "{0} programs deleted", count);
}
public static void GenerateSyncChannelInfoMessages(CancellationToken cancellationToken)
{
AMSQueueItem message = new AMSQueueItem();
message.ItemType = AMSQueueItemType.SyncChannelInfo;
GetQueue().AddMessages(string.Empty, message);
}
private static AMSQueueItem CreateMessage()
{
AMSQueueItem message = new AMSQueueItem();
message.ResourceID = UuidHelper.NewUuidString();
message.ItemType = AMSQueueItemType.StartEvent;
return(message);
}
private static AMSQueueItem CreateMessage()
{
AMSQueueItem message = new AMSQueueItem();
message.ResourceID = UuidHelper.NewUuidString();
message.ItemType = AMSQueueItemType.StartEvent;
return message;
}
public static void SyncChannelInfo(AMSQueueItem message, CancellationToken cancellationToken)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60013, "Start Sync Channel Info");
AMSChannelCollection channels = LiveChannelManager.GetAllChannels(true);
AMSChannelSqlAdapter.Instance.UpdateAllChannels(channels);
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60013, "Complete Sync Channel Info");
}
public static string AddFakeStatEvent()
{
AMSQueueItem message = new AMSQueueItem();
message.ResourceID = UuidHelper.NewUuidString();
message.ItemType = AMSQueueItemType.StatEventViews;
IQueue<AMSQueueItem> queue = QueueManager.GetQueue<AMSQueueItem>("amsQueue");
queue.AddMessages(string.Empty, message);
return message.ResourceID;
}
private static void RunQueueTask(AMSQueueItem message, CancellationToken cancellationToken, Action <AMSQueueItem, CancellationToken> action)
{
Task.Run(() =>
{
try
{
action(message, cancellationToken);
}
catch (System.Exception ex)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Error, 60014, ex.ToString());
}
});
}
/// <summary>
/// 启动节目
/// </summary>
/// <param name="message"></param>
/// <param name="cancellationToken"></param>
public static void StartProgram(AMSQueueItem message, CancellationToken cancellationToken)
{
AMSEvent eventData = null;
try
{
eventData = AMSEventSqlAdapter.Instance.LoadByID(message.ResourceID);
if (eventData != null)
{
if (eventData.State == AMSEventState.Starting)
{
AMSEventChannelCollection ecs = AMSEventSqlAdapter.Instance.LoadEventAndChannel(eventData.ID);
AMSChannelCollection channels = AMSChannelSqlAdapter.Instance.LoadByInBuilder(builder => builder.AppendItem(ecs.ToChannelIDs()), "ID");
if (channels.AllRunning())
{
//LockHelper.ExtendLockTime(eventData);
Task[] startProgramTasks = new Task[ecs.Count];
for (int i = 0; i < startProgramTasks.Length; i++)
{
AMSEventChannel ec = ecs[i];
AMSChannel channel = channels.Find(c => c.ID == ec.ChannelID);
if (channel != null)
startProgramTasks[i] = Task.Factory.StartNew(() => InnerStartProgram(eventData, channel, ec, cancellationToken));
}
Task.WaitAll(startProgramTasks);
AMSEventSqlAdapter.Instance.UpdateRunningStateByChannels(eventData.ID);
}
}
}
}
finally
{
if (eventData != null)
LockHelper.Unlock(eventData);
}
}
public static void StopChannel(AMSQueueItem message, CancellationToken cancellationToken)
{
AMSChannel channel = AMSChannelSqlAdapter.Instance.LoadByID(message.ResourceID);
if (channel != null)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60014, "Stop Channel:\n{0}", channel.ToTraceInfo());
if (channel.State == AMSChannelState.Stopped)
{
AMSChannelSqlAdapter.Instance.UpdateState(channel.ID, AMSChannelState.Stopping);
}
SimulateOrExecuteAction(() => LiveChannelManager.StopChannel(channel), () => channel.State = AMSChannelState.Stopped);
AMSChannelSqlAdapter.Instance.Update(channel);
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60014, "Channel Stopped:\n{0}", channel.ToTraceInfo());
}
}
public static void GenerateStopChannelMessages(CancellationToken cancellationToken)
{
AMSWorkerSettings settings = AMSWorkerSettings.GetConfig();
AMSChannelCollection channels =
AMSChannelSqlAdapter.Instance.LoadNeedStopChannels(settings.Durations.GetDuration("stopChannelLeadTime", TimeSpan.FromHours(1)));
AMSQueueItemCollection messages = new AMSQueueItemCollection();
foreach (AMSChannel channel in channels)
{
AMSQueueItem message = new AMSQueueItem();
message.ItemType = AMSQueueItemType.StopChannel;
message.ResourceID = channel.ID;
message.ResourceName = channel.Name;
messages.Add(message);
}
GetQueue().AddMessages(string.Empty, messages.ToArray());
}
public static void GenerateStopChannelMessages(CancellationToken cancellationToken)
{
AMSWorkerSettings settings = AMSWorkerSettings.GetConfig();
AMSChannelCollection channels =
AMSChannelSqlAdapter.Instance.LoadNeedStopChannels(settings.Durations.GetDuration("stopChannelLeadTime", TimeSpan.FromHours(1)));
AMSQueueItemCollection messages = new AMSQueueItemCollection();
foreach (AMSChannel channel in channels)
{
AMSQueueItem message = new AMSQueueItem();
message.ItemType = AMSQueueItemType.StopChannel;
message.ResourceID = channel.ID;
message.ResourceName = channel.Name;
messages.Add(message);
}
GetQueue().AddMessages(string.Empty, messages.ToArray());
}
public static void StopEvent(AMSQueueItem message, CancellationToken cancellationToken)
{
AMSEvent eventData = null;
try
{
eventData = AMSEventSqlAdapter.Instance.LoadByID(message.ResourceID);
if (eventData != null)
{
if (eventData.State == AMSEventState.Running)
{
AMSEventSqlAdapter.Instance.UpdateState(eventData.ID, AMSEventState.Stopping);
}
AMSEventChannelCollection ecs = AMSEventSqlAdapter.Instance.LoadEventAndChannel(eventData.ID);
Task[] stopProgramTasks = new Task[ecs.Count];
for (int i = 0; i < stopProgramTasks.Length; i++)
{
AMSEventChannel ec = ecs[i];
stopProgramTasks[i] = Task.Factory.StartNew(() => StopOneProgram(eventData, ec, cancellationToken));
}
Task.WaitAll(stopProgramTasks.ToArray());
AMSEventSqlAdapter.Instance.UpdateCompletedStateByChannels(eventData.ID);
}
}
finally
{
if (eventData != null)
{
LockHelper.Unlock(eventData);
}
}
}
public static void ReadQueue(CancellationToken cancellationToken)
{
AMSQueueItem message = GetQueue().GetMessages(string.Empty).SingleOrDefault();
if (message != null)
{
//Trace.TraceInformation("Message: ID={0}, ResourceID={1}, Name={2}, ItemType={3}",
// message.ID, message.ResourceID, message.ResourceID, message.ItemType);
if (AMSWorkerSettings.GetConfig().ItemTypes.IsEnabled(message.ItemType))
{
switch (message.ItemType)
{
case AMSQueueItemType.StartEvent:
RunQueueTask(message, cancellationToken, AMSOperations.StartEvent);
break;
case AMSQueueItemType.StopEvent:
RunQueueTask(message, cancellationToken, AMSOperations.StopEvent);
break;
case AMSQueueItemType.SyncChannelInfo:
RunQueueTask(message, cancellationToken, AMSOperations.SyncChannelInfo);
break;
case AMSQueueItemType.StopChannel:
RunQueueTask(message, cancellationToken, AMSOperations.StopChannel);
break;
case AMSQueueItemType.DeleteProgram:
RunQueueTask(message, cancellationToken, AMSOperations.DeleteProgram);
break;
}
}
}
}
public static void StopChannel(AMSQueueItem message, CancellationToken cancellationToken)
{
AMSChannel channel = AMSChannelSqlAdapter.Instance.LoadByID(message.ResourceID);
if (channel != null)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60014, "Stop Channel:\n{0}", channel.ToTraceInfo());
if (channel.State == AMSChannelState.Stopped)
AMSChannelSqlAdapter.Instance.UpdateState(channel.ID, AMSChannelState.Stopping);
SimulateOrExecuteAction(() => LiveChannelManager.StopChannel(channel), () => channel.State = AMSChannelState.Stopped);
AMSChannelSqlAdapter.Instance.Update(channel);
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60014, "Channel Stopped:\n{0}", channel.ToTraceInfo());
}
}
private static void RunQueueTask(AMSQueueItem message, CancellationToken cancellationToken, Action<AMSQueueItem, CancellationToken> action)
{
Task.Run(() =>
{
try
{
action(message, cancellationToken);
}
catch (System.Exception ex)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Error, 60014, ex.ToString());
}
});
}
public static void UpdateViewCount(AMSQueueItem message, CancellationToken cancellationToken)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60015, "Complete Update Event View Count: {0}", message.ResourceID);
AMSEventSqlAdapter.Instance.UpdateViewCount(message.ResourceID, AMSWorkerSettings.GetConfig().Durations.GetDuration("onlinePeriod", TimeSpan.FromMinutes(5)));
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60015, "End Update Event View Count: {0}", message.ResourceID);
}
public static AMSEventCollection StartAllPrograms()
{
AMSEventCollection events = AMSEventSqlAdapter.Instance.Load(builder => builder.AppendItem("State", AMSEventState.Starting.ToString()));
AMSQueueItemCollection messages = new AMSQueueItemCollection();
foreach (AMSEvent eventData in events)
{
AMSQueueItem message = new AMSQueueItem();
message.ResourceID = eventData.ID;
message.ItemType = AMSQueueItemType.StartProgram;
messages.Add(message);
}
IQueue<AMSQueueItem> queue = QueueManager.GetQueue<AMSQueueItem>("amsQueue");
queue.AddMessages(string.Empty, messages.ToArray());
return events;
}
public static void SyncChannelInfo(AMSQueueItem message, CancellationToken cancellationToken)
{
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60013, "Start Sync Channel Info");
AMSChannelCollection channels = LiveChannelManager.GetAllChannels(true);
AMSChannelSqlAdapter.Instance.UpdateAllChannels(channels);
TraceHelper.AMSTaskTraceSource.TraceEvent(TraceEventType.Verbose, 60013, "Complete Sync Channel Info");
}
