public TaskInfo TaskGetInfo(string TaskId)
{
lock (_taskServiceLock)
{
Task task = Task.Load(TaskId);
TaskInfo taskInfo = new TaskInfo();
taskInfo.State = task.State;
if (task.AssignedTo != null && !String.IsNullOrEmpty(task.AssignedTo.ClusterName))
{
taskInfo.ClusterName = task.AssignedTo.ClusterName;
taskInfo.NodesCount = (uint)task.AssignedTo.Cores.Count(coresOnNode => coresOnNode > 0);
taskInfo.CoresCount = (uint)task.AssignedTo.Cores.Sum();
taskInfo.Package = task.Package.ToString();
}
else
{
taskInfo.ClusterName = null;
taskInfo.NodesCount = 0;
taskInfo.CoresCount = 0;
taskInfo.Package = null;
}
if (task.Time.Ended.HasValue && task.Time.Started.HasValue)
{
taskInfo.TimeElapsed = (task.Time.Ended.Value - task.Time.Started.Value).TotalSeconds;
}
else
if (task.Time.Started.HasValue)
{
taskInfo.TimeElapsed = (DateTime.Now - task.Time.Started.Value).TotalSeconds;
}
else
{
taskInfo.TimeElapsed = 0;
}
/*** return output files ***/
if (task.OutputFiles != null && task.OutputFiles.Length > 0)
{
taskInfo.OutputFiles = new TaskFileDescription[task.OutputFiles.Length];
for (int i = 0; i < task.OutputFiles.Length; i++)
{
taskInfo.OutputFiles[i].fileName = task.OutputFiles[i].fileName;
taskInfo.OutputFiles[i].slotName = task.OutputFiles[i].slotName;
taskInfo.OutputFiles[i].storageId = task.OutputFiles[i].storageId;
}
}
else
{
taskInfo.OutputFiles = null;
}
return(taskInfo);
}
}
public void TaskComplete(string TaskId)
{
lock (_taskServiceLock)
{
Log.Info("Задача " + TaskId + ", получено сообщение о завершении");
const int ATTEMPTS_MAX = 3;
bool success = false;
var rnd = new Random();
for (int i = 0; i < ATTEMPTS_MAX && !success; i++)
{
try
{
Task task = Task.Load(TaskId);
Log.Stats("T_clust_fin", task.SequenceId, task.TaskId, DateTime.Now);
task.Complete();
success = true;
task.Save();
Log.Stats("T_task_fin", task.SequenceId, task.TaskId, DateTime.Now);
if (task.SequenceId > 0)
{
var sequenceService = new SequenceService();
sequenceService.StepFinishedCallback(task.SequenceId);
}
}
catch (Exception e)
{
Log.Error(String.Format(
"Задача {2}, возникло исключение при завершении\n{0}\n{1}", e.Message, e.StackTrace, TaskId
));
}
Thread.Sleep(rnd.Next(2 * 1000), 10 * 1000);
}
if (!success)
{
TaskFail(TaskId);
}
}
}
public void TaskFail(string TaskId)
{
lock (_taskServiceLock)
{
try
{
Task task = Task.Load(TaskId);
task.Fail();
task.Save();
var sequenceService = new SequenceService();
sequenceService.StepFinishedCallback(task.SequenceId);
}
catch (Exception e)
{
Log.Error(String.Format(
"Задача {2}, возникло исключение при завершении со статусом Fail\n{0}\n{1}", e.Message, e.StackTrace, TaskId
));
}
}
}
public void TaskAbort(string TaskId)
{
lock (_taskServiceLock)
{
try
{
Task task = Task.Load(TaskId);
task.Abort();
task.Save();
var sequenceService = new SequenceService();
sequenceService.StepFinishedCallback(task.SequenceId);
}
catch (Exception e)
{
Log.Error(String.Format(
"Задача {2}, возникло исключение при попытке принудительного завершения\n{0}\n{1}", e.Message, e.StackTrace, TaskId
));
}
}
}
public void TaskRun(string TaskId)
{
lock (_taskServiceLock)
{
try
{
Task task = Task.Load(TaskId);
Log.Stats("T_task_start", task.SequenceId, task.TaskId, DateTime.Now);
if (task.AssignedTo == null || String.IsNullOrEmpty(task.AssignedTo.ClusterName))
{
DateTime timeBefore = DateTime.Now;
task.AutoAssign();
Log.Stats("T_assign", task.SequenceId, task.TaskId, DateTime.Now - timeBefore);
}
if (!task.Time.Estimated.HasValue)
{
throw new Exception("Could not assign task to any cluster!");
}
task.Run();
task.Save();
}
catch (Exception e)
{
Log.Error(String.Format(
"Задача {0}, ошибка при запуске: {1}\n{2}",
TaskId, e.Message, e.StackTrace
));
TaskFail(TaskId);
}
}
}