// Waits for running job, determines hostname and sends it down channel.
func waitForRunning(s drmaa.Session, jobId string, hostCh chan string) {
// Wait for running job
d, _ := time.ParseDuration("500ms")
ps, _ := s.JobPs(jobId)
for ps != drmaa.PsRunning {
time.Sleep(d)
ps, _ = s.JobPs(jobId)
}
// Get hostname
jobStatus, err := gestatus.GetJobStatus(&s, jobId)
if err != nil {
fmt.Printf("Error in getting hostname for job %s: %s\n", jobId, err.Error())
hostCh <- ""
return
}
hostname := jobStatus.DestinationHostList()
hostCh <- strings.Join(hostname, "")
}
func main() {
/* create a new DRMAA1 session */
s, _ := drmaa.MakeSession()
defer s.Exit()
/* submit the sleep 3600 command to the cluster
by using DRMAA */
jt, _ := s.AllocateJobTemplate()
jt.SetRemoteCommand("sleep")
jt.SetArg("3600")
jobId, _ := s.RunJob(&jt)
d, _ := time.ParseDuration("500ms")
/* wait activly until job is running (use blocking call in real apps) */
ps, _ := s.JobPs(jobId)
for ps != drmaa.PsRunning {
fmt.Println("status is: ", ps)
time.Sleep(d)
ps, _ = s.JobPs(jobId)
}
/* get detailed job status (Grid Engine specific) */
jobStatus, err := gestatus.GetJobStatus(&s, jobId)
if err != nil {
fmt.Println(err)
return
}
fmt.Printf("Job Name: %s\n", jobStatus.JobName())
fmt.Printf("Job Number: %d\n", jobStatus.JobId())
fmt.Printf("Job Script: %s\n", jobStatus.JobScript())
fmt.Printf("Job Args: %s\n", jobStatus.JobArgs())
fmt.Printf("Job Owner: %s\n", jobStatus.JobOwner())
fmt.Printf("Job Group: %s\n", jobStatus.JobGroup())
fmt.Printf("Job UID: %d\n", jobStatus.JobUID())
fmt.Printf("Job GID: %d\n", jobStatus.JobGID())
fmt.Printf("Job accounting string: %s\n", jobStatus.JobAccountName())
fmt.Printf("Job is now: %t\n", jobStatus.IsImmediateJob())
fmt.Printf("Job is binary: %t\n", jobStatus.IsBinaryJob())
fmt.Printf("Job has reservation: %t\n", jobStatus.HasReservation())
fmt.Printf("Job is array job: %t\n", jobStatus.IsArrayJob())
fmt.Printf("Job merges stderr %t\n", jobStatus.JobMergesStderr())
fmt.Printf("Job has 'no shell' requested: %t\n", jobStatus.HasNoShell())
fmt.Printf("Job has memory binding: %t\n", jobStatus.HasMemoryBinding())
fmt.Printf("Job memory binding: %s\n", jobStatus.MemoryBinding())
fmt.Printf("Job submission time: %s\n", jobStatus.SubmissionTime())
fmt.Printf("Job start time: %s\n", jobStatus.StartTime())
fmt.Printf("Job deadline: %s\n", jobStatus.JobDeadline())
fmt.Printf("Job mail options: %s\n", jobStatus.MailOptions())
fmt.Printf("Job AR: %d\n", jobStatus.AdvanceReservationID())
fmt.Printf("Job POSIX priority: %d\n", jobStatus.PosixPriority())
fmt.Printf("Job Class Name: %s\n", jobStatus.JobClassName())
fmt.Printf("Job Mailing Adresses: %s\n", jobStatus.MailAdresses())
fmt.Printf("Job Destination Queue Instance List: %s\n", jobStatus.DestinationQueueInstanceList())
fmt.Printf("Job Destination Host List: %s\n", jobStatus.DestinationHostList())
fmt.Printf("Job Tasks: %d\n", jobStatus.TasksCount())
}