private bool Connect()
{
if (_scheduler != null)
{
return(true);
}
return(HpcLib.TryConnect(Cluster, out _scheduler));
}
/// <summary>
/// Attempts to connect the the scheduler specified by Cluster and retrieve the Job specified by JobID. Will throw a SchedulerException if either of those fails.
/// </summary>
/// <returns></returns>
public v2.ISchedulerJob GetV2Job()
{
v2.ISchedulerJob job;
v2.IScheduler scheduler;
HpcLib.TryConnect(Cluster, out scheduler).Enforce <SchedulerException>("Unable to connect to head node {0}", Cluster);
HpcLib.TryGetJob(scheduler, Username, JobID, out job).Enforce <SchedulerException>("Unable to load jobID {0} for user {1}", JobID, Username);
return(job);
}
private bool Connect()
{
if (_scheduler != null)
{
return(true);
}
bool connected = false;
using (ParallelOptionsScope.Suspend())
{
connected = HpcLib.TryConnect(Cluster, out _scheduler);
}
return(connected);
}
private static Timer HeartbeatTimer(int jobID, string clusterName, JobWaitingParams jobWaitingParams, int heartBeatPeriod)
{
Timer timer = new Timer(state =>
{
try
{
jobWaitingParams.Job.Refresh();
//Console.WriteLine("Job is still connected. Status is " + jobWaitingParams.JobState);
}
catch
{
Console.WriteLine("Lost connection to job. Attempting reconnect.");
v2008R2.IScheduler scheduler = null;
for (int iTry = 0; iTry < 10 && scheduler == null; iTry++)
{
HpcLib.TryConnect(clusterName, out scheduler);
}
if (scheduler == null)
{
Console.WriteLine("Unable to reconnect to cluster. Going back to sleep.");
}
else
{
jobWaitingParams.Job = scheduler.OpenJob(jobID);
jobWaitingParams.Job.Refresh();
SetupJobEventHandler(jobWaitingParams);
Console.WriteLine("Reconnect succeeded.");
}
}
jobWaitingParams.JobState = jobWaitingParams.Job.State;
if (JobIsFinished(jobWaitingParams.Job.State))
{
jobWaitingParams.ManualResetEvent.Set();
}
}, null, heartBeatPeriod, heartBeatPeriod);
return(timer);
}
