public virtual int GetOutcomingQueueLength()
{
using (var db = new DB.DataContext())
{
return(db.MessageQueue.Where(x => x.IdMessageType == IdMessageType && (x.StateType == DB.MessageStateType.NotProcessed || x.StateType == DB.MessageStateType.Repeat)).Count());
}
}
protected bool RegisterIncomingMessage(TMessage message)
{
try
{
var resolver = new Newtonsoft.Json.Serialization.DefaultContractResolver();
resolver.DefaultMembersSearchFlags = resolver.DefaultMembersSearchFlags | System.Reflection.BindingFlags.NonPublic;
using (var db = new DB.DataContext())
{
var mess = new DB.MessageQueue()
{
IdMessageType = IdMessageType,
StateType = DB.MessageStateType.NotProcessed,
Direction = true,
DateCreate = DateTime.Now,
MessageInfo = Newtonsoft.Json.JsonConvert.SerializeObject(message, new Newtonsoft.Json.JsonSerializerSettings()
{
ContractResolver = resolver
}),
};
db.MessageQueue.Add(mess);
db.SaveChanges();
return(true);
}
}
catch (Exception ex)
{
this.RegisterEvent(Journaling.EventType.Error, "Ошибка регистрации входящего сообщения", null, ex);
return(false);
}
}
private void ClearLastNDays()
{
try
{
if (_taskDescriptionClear == null)
{
return;
}
foreach (var pair in _messagingServiceOptions)
{
var lastNDaysValue = pair.Value.LimitByLastNDays ?? _messagingServiceOptionsDefault.LimitByLastNDays;
if (!lastNDaysValue.HasValue || lastNDaysValue.Value < 0)
{
continue;
}
var dateLimit = DateTimeOffset.UtcNow.AddDays(-lastNDaysValue.Value);
using (var db = new DB.DataContext())
{
var hasRecords = true;
while (hasRecords)
{
for (int i = 0; i <= 2; i++)
{
try
{
var rows = db.MessageQueue.Where(x => x.IdMessageType == pair.Key && x.DateCreate < dateLimit).OrderBy(x => x.DateCreate).Take(500).ToList();
hasRecords = rows.Count > 0;
if (hasRecords)
{
db.MessageQueue.RemoveRange(rows);
db.SaveChanges();
}
break;
}
catch
{
if (i == 2)
{
hasRecords = false;
}
}
}
}
}
}
}
catch (Exception ex)
{
this.RegisterEvent(EventType.Error, "Ошибка очистки старых сообщений сервисов обработки сообщений", null, ex);
}
}
protected bool RegisterOutcomingMessage(TMessage message, out MessageInfo <TMessage> messageInfo)
{
try
{
var resolver = new Newtonsoft.Json.Serialization.DefaultContractResolver();
resolver.DefaultMembersSearchFlags = resolver.DefaultMembersSearchFlags | System.Reflection.BindingFlags.NonPublic;
using (var db = new DB.DataContext())
{
var mess = new DB.MessageQueue()
{
IdMessageType = IdMessageType,
StateType = DB.MessageStateType.NotProcessed,
Direction = false,
DateCreate = DateTime.Now,
MessageInfo = Newtonsoft.Json.JsonConvert.SerializeObject(message, new Newtonsoft.Json.JsonSerializerSettings()
{
ContractResolver = resolver
}),
};
db.MessageQueue.Add(mess);
db.SaveChanges();
var taskOutcomingMessages = _taskOutcomingMessages;
if (taskOutcomingMessages != null)
{
AppCore.Get <TaskSchedulingManager>()?.ExecuteTask(taskOutcomingMessages);
}
messageInfo = new MessageInfo <TMessage>(new IntermediateStateMessage <TMessage>(message, mess));
return(true);
}
}
catch (Exception ex)
{
this.RegisterEvent(Journaling.EventType.Error, "Ошибка регистрации исходящего сообщения", null, ex);
messageInfo = null;
return(false);
}
}
public MessageInfo <TMessage> GetMessageById(int idMessage)
{
using (var db = new DB.DataContext())
{
var message = db.MessageQueue.Where(x => x.IdQueue == idMessage).FirstOrDefault();
if (message == null || message.IdMessageType != IdMessageType)
{
return(null);
}
var resolver = new Newtonsoft.Json.Serialization.DefaultContractResolver();
resolver.DefaultMembersSearchFlags = resolver.DefaultMembersSearchFlags | System.Reflection.BindingFlags.NonPublic;
try
{
var str = message.MessageInfo;
return(new MessageInfo <TMessage>(
new IntermediateStateMessage <TMessage>(
Newtonsoft.Json.JsonConvert.DeserializeObject <TMessage>(
str,
new Newtonsoft.Json.JsonSerializerSettings()
{
ContractResolver = resolver
}
),
message
)
));
}
catch (Exception ex)
{
var messageInfo = new MessageInfo <TMessage>(new IntermediateStateMessage <TMessage>(new TMessage(), message));
this.RegisterEventForItem(new ItemKey(IdMessageType, idMessage), Journaling.EventType.Error, JournalEventErrorBodyConverting, "Ошибка преобразования тела сообщения", null, ex);
return(messageInfo);
}
}
}
void IMessagingServiceInternal.PrepareIncomingHandle(TimeSpan executeInterval)
{
if (AppCore.GetState() != CoreComponentState.Started)
{
return;
}
var type = GetType();
if (!_executingFlags.TryLock(TasksIncomingHandle))
{
return;
}
_executingFlags.ReleaseLock(nameof(RegisterIncomingMessage));
int messagesAll = 0;
int messagesHandled = 0;
int messagesErrors = 0;
try
{
using (var db = new DB.DataContext())
using (var scope = db.CreateScope(TransactionScopeOption.Suppress))
{
var timeEnd = DateTimeOffset.Now.Add(executeInterval);
while (DateTimeOffset.Now < timeEnd)
{
var messages = GetMessages(db, true, 100, _incomingHandleQueueInfo);
if (messages.IsNullOrEmpty())
{
break;
}
messagesAll += messages.Count;
var components = GetComponents().
OfType <IncomingMessageHandler <TMessage> >().
Select(x => new
{
Component = x,
IdTypeComponent = ItemTypeFactory.GetItemType(x.GetType())?.IdItemType
}).
OrderBy(x => ((IPoolObjectOrdered)x.Component).OrderInPool).
ToList();
foreach (var intermediateMessage in messages)
{
if (DateTimeOffset.Now >= timeEnd)
{
break;
}
var componentsForMessage = components;
if (intermediateMessage.MessageSource.IdTypeComponent.HasValue)
{
components = components.Where(x => x.IdTypeComponent.HasValue && x.IdTypeComponent == intermediateMessage.MessageSource.IdTypeComponent).ToList();
}
foreach (var componentInfo in components)
{
try
{
var component = componentInfo.Component;
var messageInfo = new MessageInfo <TMessage>(intermediateMessage);
var componentResult = component.OnPrepare(messageInfo, this);
if (componentResult != null)
{
intermediateMessage.MessageSource.DateChange = DateTime.Now;
switch (componentResult.StateType)
{
case MessageStateType.Completed:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.Complete;
intermediateMessage.MessageSource.State = null;
intermediateMessage.MessageSource.IdTypeComponent = null;
intermediateMessage.MessageSource.DateDelayed = null;
break;
case MessageStateType.Delayed:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.NotProcessed;
intermediateMessage.MessageSource.State = componentResult.State;
intermediateMessage.MessageSource.IdTypeComponent = null;
intermediateMessage.MessageSource.DateDelayed = componentResult.DateDelayed;
break;
case MessageStateType.Repeat:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.Repeat;
intermediateMessage.MessageSource.State = componentResult.State;
intermediateMessage.MessageSource.IdTypeComponent = componentInfo.IdTypeComponent;
intermediateMessage.MessageSource.DateDelayed = componentResult.DateDelayed;
break;
case MessageStateType.Error:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.Error;
intermediateMessage.MessageSource.State = componentResult.State;
intermediateMessage.MessageSource.IdTypeComponent = null;
intermediateMessage.MessageSource.DateDelayed = null;
break;
}
messagesHandled++;
db.SaveChanges();
break;
}
}
catch
{
messagesErrors++;
continue;
}
}
_incomingHandleQueueInfo.IdQueueCurrent = intermediateMessage.MessageSource.IdQueue;
}
}
db.SaveChanges();
scope.Complete();
}
}
catch (Exception ex)
{
this.RegisterServiceState(ServiceStatus.RunningWithErrors, $"Сообщений получено для обработки - {messagesAll}. Обработано - {messagesHandled}. Ошибки обработки - {messagesErrors}.", ex);
}
finally
{
_executingFlags.ReleaseLock(TasksIncomingHandle);
}
}
void IMessagingServiceInternal.PrepareIncomingReceive(TimeSpan executeInterval)
{
if (AppCore.GetState() != CoreComponentState.Started)
{
return;
}
var type = GetType();
if (!_executingFlags.TryLock(TasksIncomingReceive))
{
return;
}
int messagesReceived = 0;
try
{
using (var db = new DB.DataContext())
{
var components = GetComponents().
OfType <IncomingMessageReceiver <TMessage> >().
Select(x => new
{
Component = x,
IdTypeComponent = ItemTypeFactory.GetItemType(x.GetType())?.IdItemType
}).
OrderBy(x => ((IPoolObjectOrdered)x.Component).OrderInPool).
ToList();
var timeEnd = DateTimeOffset.Now.Add(executeInterval);
using (var scope = db.CreateScope(TransactionScopeOption.Suppress)) // Здесь Suppress вместо RequiresNew, т.к. весь процесс отправки занимает много времени и блокировать таблицу нельзя.
{
foreach (var componentInfo in components)
{
try
{
var messages = componentInfo.Component.OnReceive(this);
if (messages != null && messages.Count > 0)
{
int countAdded = 0;
foreach (var message in messages)
{
if (message == null)
{
continue;
}
var stateType = DB.MessageStateType.NotProcessed;
if (message.IsComplete)
{
stateType = DB.MessageStateType.Complete;
}
if (message.IsError)
{
stateType = DB.MessageStateType.Error;
}
var mess = new DB.MessageQueue()
{
IdMessageType = IdMessageType,
Direction = true,
State = message.State,
StateType = stateType,
DateCreate = DateTime.Now,
DateDelayed = message.DateDelayed,
MessageInfo = Newtonsoft.Json.JsonConvert.SerializeObject(message.Message),
};
db.MessageQueue.Add(mess);
countAdded++;
messagesReceived++;
if (countAdded >= 50)
{
db.SaveChanges();
countAdded = 0;
}
}
db.SaveChanges();
}
}
catch (Exception ex)
{
this.RegisterServiceEvent(Journaling.EventType.Error, $"Ошибка вызова '{nameof(componentInfo.Component.OnReceive)}'", $"Ошибка вызова '{nameof(componentInfo.Component.OnReceive)}' для компонента '{componentInfo?.Component?.GetType()?.FullName}'.", ex);
continue;
}
try
{
while (true)
{
var message = componentInfo.Component.OnBeginReceive(this);
if (message == null)
{
break;
}
DB.MessageQueue queueMessage = null;
var queueState = DB.MessageStateType.NotProcessed;
if (message.IsComplete)
{
queueState = DB.MessageStateType.Complete;
}
if (message.IsError)
{
queueState = DB.MessageStateType.Error;
}
try
{
var mess = new DB.MessageQueue()
{
IdMessageType = IdMessageType,
Direction = true,
State = message.State,
StateType = DB.MessageStateType.IntermediateAdded,
DateCreate = DateTime.Now,
DateDelayed = message.DateDelayed,
MessageInfo = Newtonsoft.Json.JsonConvert.SerializeObject(message.Message),
};
db.MessageQueue.Add(mess);
db.SaveChanges();
queueMessage = mess;
}
catch (Exception ex)
{
this.RegisterServiceEvent(Journaling.EventType.Error, $"Ошибка регистрации сообщения после '{nameof(componentInfo.Component.OnBeginReceive)}'", $"Ошибка регистрации сообщения после вызова '{nameof(componentInfo.Component.OnBeginReceive)}' для компонента '{componentInfo?.Component?.GetType()?.FullName}'.", ex);
try
{
componentInfo.Component.OnEndReceive(false, message, this);
}
catch (Exception ex2)
{
this.RegisterServiceEvent(Journaling.EventType.Error, $"Ошибка вызова '{nameof(componentInfo.Component.OnBeginReceive)}'", $"Ошибка вызова '{nameof(componentInfo.Component.OnBeginReceive)}' для компонента '{componentInfo?.Component?.GetType()?.FullName}' после ошибки регистрации сообщения.", ex2);
}
continue;
}
try
{
var endReceiveResult = componentInfo.Component.OnEndReceive(true, message, this);
if (endReceiveResult)
{
queueMessage.StateType = queueState;
}
else
{
db.MessageQueue.Remove(queueMessage);
}
db.SaveChanges();
}
catch (Exception ex)
{
this.RegisterServiceEvent(Journaling.EventType.Error, $"Ошибка вызова '{nameof(componentInfo.Component.OnBeginReceive)}'", $"Ошибка вызова '{nameof(componentInfo.Component.OnBeginReceive)}' для компонента '{componentInfo?.Component?.GetType()?.FullName}' после успешной регистрации сообщения.", ex);
}
if (DateTimeOffset.Now >= timeEnd)
{
break;
}
}
}
catch (Exception ex)
{
this.RegisterServiceEvent(Journaling.EventType.Error, $"Ошибка вызова '{nameof(componentInfo.Component.OnBeginReceive)}'", $"Ошибка вызова '{nameof(componentInfo.Component.OnBeginReceive)}' для компонента '{componentInfo?.Component?.GetType()?.FullName}'.", ex);
continue;
}
}
db.SaveChanges();
scope.Complete();
}
}
if (messagesReceived > 0)
{
this.RegisterServiceState(ServiceStatus.RunningIdeal, $"Сообщений получено - {messagesReceived}.");
}
var service = AppCore.Get <Monitor>().GetService(ServiceID);
if (service != null && (DateTime.Now - service.LastDateEvent).TotalHours >= 1)
{
this.RegisterServiceState(ServiceStatus.RunningIdeal, $"Сообщений нет, сервис работает без ошибок.");
}
}
catch (Exception ex)
{
this.RegisterServiceState(ServiceStatus.RunningWithErrors, $"Сообщений получено - {messagesReceived}.", ex);
}
finally
{
_executingFlags.ReleaseLock(TasksIncomingReceive);
}
}
void IMessagingServiceInternal.PrepareOutcoming(TimeSpan executeInterval)
{
if (AppCore.GetState() != CoreComponentState.Started)
{
return;
}
var type = GetType();
if (!_executingFlags.TryLock(TasksOutcomingSend))
{
return;
}
_executingFlags.ReleaseLock(nameof(RegisterOutcomingMessage));
int messagesAll = 0;
int messagesSent = 0;
int messagesErrors = 0;
try
{
using (var db = new DB.DataContext())
using (var scope = db.CreateScope(TransactionScopeOption.Suppress)) // Здесь Suppress вместо RequiresNew, т.к. весь процесс отправки занимает много времени и блокировать таблицу нельзя.
{
var timeEnd = DateTimeOffset.Now.Add(executeInterval);
while (DateTimeOffset.Now < timeEnd)
{
var messages = GetMessages(db, false, 100, _outcomingQueueInfo);
if (messages.IsNullOrEmpty())
{
break;
}
messagesAll += messages.Count;
OnBeforeExecuteOutcoming(messagesAll);
var processedMessages = new List <IntermediateStateMessage <TMessage> >();
var time = new MeasureTime();
foreach (var intermediateMessage in messages)
{
if (DateTimeOffset.Now >= timeEnd)
{
break;
}
if (intermediateMessage.MessageSource.StateType == DB.MessageStateType.Error)
{
processedMessages.Add(intermediateMessage);
continue;
}
var components = GetComponents().
OfType <OutcomingMessageSender <TMessage> >().
Select(x => new
{
Component = x,
IdTypeComponent = ItemTypeFactory.GetItemType(x.GetType())?.IdItemType
}).
OrderBy(x => ((IPoolObjectOrdered)x.Component).OrderInPool).
ToList();
if (intermediateMessage.MessageSource.IdTypeComponent.HasValue)
{
components = components.Where(x => x.IdTypeComponent.HasValue && x.IdTypeComponent == intermediateMessage.MessageSource.IdTypeComponent).ToList();
}
foreach (var componentInfo in components)
{
try
{
var component = componentInfo.Component;
var messageInfo = new MessageInfo <TMessage>(intermediateMessage);
var componentResult = component.OnSend(messageInfo, this);
if (componentResult != null)
{
intermediateMessage.MessageSource.DateChange = DateTime.Now;
switch (componentResult.StateType)
{
case MessageStateType.Completed:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.Complete;
intermediateMessage.MessageSource.State = null;
intermediateMessage.MessageSource.IdTypeComponent = null;
intermediateMessage.MessageSource.DateDelayed = null;
break;
case MessageStateType.Delayed:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.NotProcessed;
intermediateMessage.MessageSource.State = componentResult.State;
intermediateMessage.MessageSource.IdTypeComponent = null;
intermediateMessage.MessageSource.DateDelayed = componentResult.DateDelayed;
break;
case MessageStateType.Repeat:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.Repeat;
intermediateMessage.MessageSource.State = componentResult.State;
intermediateMessage.MessageSource.IdTypeComponent = componentInfo.IdTypeComponent;
intermediateMessage.MessageSource.DateDelayed = componentResult.DateDelayed;
break;
case MessageStateType.Error:
intermediateMessage.MessageSource.StateType = DB.MessageStateType.Error;
intermediateMessage.MessageSource.State = componentResult.State;
intermediateMessage.MessageSource.IdTypeComponent = null;
intermediateMessage.MessageSource.DateDelayed = componentResult.DateDelayed;
break;
}
messagesSent++;
processedMessages.Add(intermediateMessage);
break;
}
}
catch
{
messagesErrors++;
continue;
}
}
_outcomingQueueInfo.IdQueueCurrent = intermediateMessage.MessageSource.IdQueue;
if (time.Calculate(false).TotalSeconds >= 3)
{
db.SaveChanges();
processedMessages.Clear();
time.Start();
}
}
if (processedMessages.Count > 0)
{
db.SaveChanges();
}
}
db.SaveChanges();
scope.Complete();
}
}
catch (Exception ex)
{
this.RegisterServiceState(ServiceStatus.RunningWithErrors, $"Сообщений получено для отправки - {messagesAll}. Отправлено - {messagesSent}. Ошибки отправки - {messagesErrors}.", ex);
}
finally
{
_executingFlags.ReleaseLock(TasksOutcomingSend);
}
}
private List <IntermediateStateMessage <TMessage> > GetMessages(DB.DataContext db, bool direction, int limit, QueuePositionInfo queuePositionInfo)
{
var dateTime = DateTime.Now;
var query = db.MessageQueue.
Where(x =>
x.Direction == direction &&
x.IdMessageType == IdMessageType &&
(x.StateType == DB.MessageStateType.NotProcessed || x.StateType == DB.MessageStateType.Repeat) &&
(!x.DateDelayed.HasValue || x.DateDelayed.Value <= dateTime)
).
OrderBy(x => x.IdQueue);
if (queuePositionInfo.IdQueueMax <= 0)
{
var idQueueMax = query.Max(x => (int?)x.IdQueue) ?? 0;
queuePositionInfo.IdQueueCurrent = 0;
queuePositionInfo.IdQueueMax = idQueueMax;
}
else
{
query = query.
Where(x => x.IdQueue > queuePositionInfo.IdQueueCurrent && x.IdQueue <= queuePositionInfo.IdQueueMax).
OrderBy(x => x.IdQueue);
}
var messages = query.Take(limit).ToList();
if (messages.Count == 0)
{
queuePositionInfo.IdQueueMax = 0;
return(new List <IntermediateStateMessage <TMessage> >());
}
var resolver = new Newtonsoft.Json.Serialization.DefaultContractResolver();
resolver.DefaultMembersSearchFlags = resolver.DefaultMembersSearchFlags | System.Reflection.BindingFlags.NonPublic;
var messagesUnserialized = messages.Select(x =>
{
try
{
var str = x.MessageInfo;
return(new IntermediateStateMessage <TMessage>(
Newtonsoft.Json.JsonConvert.DeserializeObject <TMessage>(
str,
new Newtonsoft.Json.JsonSerializerSettings()
{
ContractResolver = resolver
}
),
x
));
}
catch (Exception ex)
{
var intermediateMessage = new IntermediateStateMessage <TMessage>(null, x);
intermediateMessage.MessageSource.StateType = DB.MessageStateType.Error;
intermediateMessage.MessageSource.State = ex.Message;
intermediateMessage.MessageSource.DateChange = DateTime.Now;
return(intermediateMessage);
}
}).ToList();
return(messagesUnserialized);
}
