/// <summary>
/// Cancel a job.
/// </summary>
/// <param name="jobs">Jobs to cancel.</param>
/// <param name="cluster">Cluster where the jobs are running.</param>
/// <returns>True if all cancellations succeed.</returns>
/// <param name="manager">Communicatoni manager.</param>
// ReSharper disable once UnusedParameter.Global
public static bool CancelJobs(IEnumerable<DryadLinqJobSummary> jobs, ClusterStatus cluster, CommManager manager)
{
bool done = true;
foreach (DryadLinqJobSummary job in jobs)
{
manager.Token.ThrowIfCancellationRequested();
if (job.Status != ClusterJobInformation.ClusterJobStatus.Running)
{
manager.Status("Job " + job.Name + " does not appear to be running; will still try to cancel", StatusKind.Error);
}
bool success;
string reason = "";
try
{
success = cluster.CancelJob(job);
}
catch (Exception ex)
{
success = false;
reason = ex.Message;
Trace.TraceInformation(ex.ToString());
}
if (success)
manager.Status("Job " + job.Name + " cancelled", StatusKind.OK);
else
manager.Status("Cancellation of " + job.Name + " failed " + reason, StatusKind.Error);
done &= success;
}
return done;
}
