/// <summary>
/// 查看当前命令是否满足发起分发请求的条件
/// </summary>
/// <returns></returns>
private static bool CanRequest(DistributeContext context)
{
if (context.Ontology == null)
{
context.Result.UpdateStatus(Status.InvalidOntology, "非法的本体");
return(false);
}
if (context.Responder == null)
{
context.Result.UpdateStatus(Status.InvalidClientId, "非法的节点");
return(false);
}
if (!context.Responder.IsEnabled)
{
context.Result.UpdateStatus(Status.NodeIsDisabled, context.Responder.Name + "节点已被禁用");
return(false);
}
if (!context.Responder.IsDistributeEnabled)
{
context.Result.UpdateStatus(Status.SendIsDisabled, "已禁止向" + context.Responder.Name + "节点分发命令");
return(false);
}
if (context.Responder.IsNetException)
{
context.Result.UpdateStatus(Status.NodeException, "与" + context.Responder.Name + "节点的连接网络异常。请" + context.Responder.BeatPeriod.ToString() + "分钟后重试");
return(false);
}
if (context.Responder.ServiceIsNotAlive)
{
context.Result.UpdateStatus(Status.ServiceIsNotAlive, context.Responder.Name + "节点的服务当前不可用");
return(false);
}
return(true);
}
/// <summary>
///
/// </summary>
/// <param name="context"></param>
public DistributingEventArgs(DistributeContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
this.Context = context;
this.DistributingOn = DateTime.Now;
}
/// <summary>
///
/// </summary>
/// <param name="context"></param>
public DistributingEventArgs(DistributeContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
this.Context = context;
this.DistributingOn = DateTime.Now;
}
/// <summary>
///
/// </summary>
/// <param name="context"></param>
public DistributedEventArgs(DistributeContext context)
: base(context)
{
}
/// <summary>
///
/// </summary>
/// <param name="context"></param>
public virtual void Request(DistributeContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (context.Result.IsClosed)
{
return;
}
QueryResult result = context.Result;
if (!CanRequest(context))
{
#region 请求条件不成立，不引发分发请求
context.Ontology.MessageProvider.SaveCommand(context.Ontology, context.Command.ToDistributeFailing(result));
if (context.Command is IEntity)
{
context.Ontology.MessageProvider.DeleteCommand(MessageTypeKind.Distribute, context.Ontology, context.Command.Id, context.Command.IsDumb);
}
return;
#endregion
}
else
{
#region 请求
context.ClientAgent.Transfer.Transmit(context);
if (context.Exception != null)
{
context.ClientAgent.IsNetException = true;
context.Result.UpdateStatus(Status.InternalServerError, context.Exception.Message);
context.Ontology.Host.LoggingService.Error(context.Exception);
}
else
{
var stateCode = result.Status;
if (stateCode < 200)
{
if (context.Responder == context.Ontology.Host.NodeHost.Nodes.ThisNode)
{
return;
}
IInfoStringConverter converter;
if (!context.Ontology.Host.NodeHost.InfoStringConverters.TryGetInfoStringConverter(context.Command.DataTuple.InfoFormat, out converter))
{
throw new AnycmdException("意外的信息格式" + context.Command.DataTuple.InfoFormat);
}
var anyLog = new AnyLog(Guid.NewGuid())
{
Req_Ontology = context.Ontology.Ontology.Code,
Req_Verb = context.Command.Verb.Code,
Req_ClientId = context.Command.ClientId,
Req_ClientType = context.Command.ClientType.ToName(),
CreateOn = context.Command.CreateOn,
Req_Description = context.Command.Description,
Req_EventSourceType = context.Command.EventSourceType,
Req_EventSubjectCode = context.Command.EventSubjectCode,
InfoFormat = context.Command.DataTuple.InfoFormat,
Req_InfoId = context.Command.DataTuple.IdItems.InfoString,
Req_InfoValue = context.Command.DataTuple.ValueItems.InfoString,
Req_UserName = context.Command.UserName,
Req_IsDumb = context.Command.IsDumb,
LocalEntityId = context.Command.LocalEntityId,
CatalogCode = context.Command.CatalogCode,
Req_ReasonPhrase = context.Command.ReasonPhrase,
ReceivedOn = context.Command.ReceivedOn,
Req_MessageId = context.Command.MessageId,
Req_MessageType = context.Command.MessageType.ToName(),
Req_QueryList = context.Command.DataTuple.QueryListString,
Req_Status = context.Command.Status,
Req_TimeStamp = context.Command.TimeStamp,
Req_Version = context.Command.Version,
Res_InfoValue = converter.ToInfoString(context.Result.ResultDataItems),
Res_Description = context.Result.Description,
Res_ReasonPhrase = context.Result.ReasonPhrase,
Res_StateCode = (int)context.Result.Status
};
context.Ontology.Host.LoggingService.Log(anyLog);
}
else if (stateCode >= 500)
{
context.ClientAgent.ServiceIsNotAlive = true;
}
else
{
if (stateCode >= 200 && stateCode < 300)
{
if (context.Command.CommandType == MessageTypeKind.Distribute)
{
context.Ontology.MessageProvider.SaveCommand(context.Ontology, context.Command.ToDistributed(result));
}
}
else
{
context.Ontology.MessageProvider.SaveCommand(context.Ontology, context.Command.ToDistributeFailing(result));
}
if (context.Command is IEntity)
{
context.Ontology.MessageProvider.DeleteCommand(MessageTypeKind.Distribute, context.Ontology, context.Command.Id, context.Command.IsDumb);
}
}
}
#endregion
}
}
/// <summary>
///
/// </summary>
/// <param name="context"></param>
public DistributedEventArgs(DistributeContext context)
: base(context)
{
}
/// <summary>
///
/// </summary>
/// <param name="context"></param>
public virtual void Request(DistributeContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (context.Result.IsClosed)
{
return;
}
QueryResult result = context.Result;
if (!CanRequest(context))
{
#region 请求条件不成立，不引发分发请求
context.Ontology.MessageProvider.SaveCommand(context.Ontology, context.Command.ToDistributeFailing(result));
if (context.Command is IEntity)
{
context.Ontology.MessageProvider.DeleteCommand(MessageTypeKind.Distribute, context.Ontology, context.Command.Id, context.Command.IsDumb);
}
return;
#endregion
}
else
{
#region 请求
context.ClientAgent.Transfer.Transmit(context);
if (context.Exception != null)
{
context.ClientAgent.IsNetException = true;
context.Result.UpdateStatus(Status.InternalServerError, context.Exception.Message);
context.Ontology.Host.LoggingService.Error(context.Exception);
}
else
{
var stateCode = result.Status;
if (stateCode < 200)
{
if (context.Responder == context.Ontology.Host.NodeHost.Nodes.ThisNode) return;
IInfoStringConverter converter;
if (!context.Ontology.Host.NodeHost.InfoStringConverters.TryGetInfoStringConverter(context.Command.DataTuple.InfoFormat, out converter))
{
throw new AnycmdException("意外的信息格式" + context.Command.DataTuple.InfoFormat);
}
var anyLog = new AnyLog(Guid.NewGuid())
{
Req_Ontology = context.Ontology.Ontology.Code,
Req_Verb = context.Command.Verb.Code,
Req_ClientId = context.Command.ClientId,
Req_ClientType = context.Command.ClientType.ToName(),
CreateOn = context.Command.CreateOn,
Req_Description = context.Command.Description,
Req_EventSourceType = context.Command.EventSourceType,
Req_EventSubjectCode = context.Command.EventSubjectCode,
InfoFormat = context.Command.DataTuple.InfoFormat,
Req_InfoId = context.Command.DataTuple.IdItems.InfoString,
Req_InfoValue = context.Command.DataTuple.ValueItems.InfoString,
Req_UserName = context.Command.UserName,
Req_IsDumb = context.Command.IsDumb,
LocalEntityId = context.Command.LocalEntityId,
CatalogCode = context.Command.CatalogCode,
Req_ReasonPhrase = context.Command.ReasonPhrase,
ReceivedOn = context.Command.ReceivedOn,
Req_MessageId = context.Command.MessageId,
Req_MessageType = context.Command.MessageType.ToName(),
Req_QueryList = context.Command.DataTuple.QueryListString,
Req_Status = context.Command.Status,
Req_TimeStamp = context.Command.TimeStamp,
Req_Version = context.Command.Version,
Res_InfoValue = converter.ToInfoString(context.Result.ResultDataItems),
Res_Description = context.Result.Description,
Res_ReasonPhrase = context.Result.ReasonPhrase,
Res_StateCode = (int)context.Result.Status
};
context.Ontology.Host.LoggingService.Log(anyLog);
}
else if (stateCode >= 500)
{
context.ClientAgent.ServiceIsNotAlive = true;
}
else
{
if (stateCode >= 200 && stateCode < 300)
{
if (context.Command.CommandType == MessageTypeKind.Distribute)
{
context.Ontology.MessageProvider.SaveCommand(context.Ontology, context.Command.ToDistributed(result));
}
}
else
{
context.Ontology.MessageProvider.SaveCommand(context.Ontology, context.Command.ToDistributeFailing(result));
}
if (context.Command is IEntity)
{
context.Ontology.MessageProvider.DeleteCommand(MessageTypeKind.Distribute, context.Ontology, context.Command.Id, context.Command.IsDumb);
}
}
}
#endregion
}
}
/// <summary>
/// 查看当前命令是否满足发起分发请求的条件
/// </summary>
/// <returns></returns>
private static bool CanRequest(DistributeContext context)
{
if (context.Ontology == null)
{
context.Result.UpdateStatus(Status.InvalidOntology, "非法的本体");
return false;
}
if (context.Responder == null)
{
context.Result.UpdateStatus(Status.InvalidClientId, "非法的节点");
return false;
}
if (!context.Responder.IsEnabled)
{
context.Result.UpdateStatus(Status.NodeIsDisabled, context.Responder.Name + "节点已被禁用");
return false;
}
if (!context.Responder.IsDistributeEnabled)
{
context.Result.UpdateStatus(Status.SendIsDisabled, "已禁止向" + context.Responder.Name + "节点分发命令");
return false;
}
if (context.Responder.IsNetException)
{
context.Result.UpdateStatus(Status.NodeException, "与" + context.Responder.Name + "节点的连接网络异常。请" + context.Responder.BeatPeriod.ToString() + "分钟后重试");
return false;
}
if (context.Responder.ServiceIsNotAlive)
{
context.Result.UpdateStatus(Status.ServiceIsNotAlive, context.Responder.Name + "节点的服务当前不可用");
return false;
}
return true;
}