-// Run a queued container.
-// Set container state to locked (TBD)
-// Submit job to slurm to execute crunch-run command for the container
-// If the container priority becomes zero while crunch job is still running, cancel the job.
-func run(container Container, crunchRunCommand, finishCommand string, priorityPollInterval int) {
+// Submit a container to the slurm queue (or resume monitoring if it's
+// already in the queue). Cancel the slurm job if the container's
+// priority changes to zero or its state indicates it's no longer
+// running.
+func (disp *Dispatcher) runContainer(_ *dispatch.Dispatcher, ctr arvados.Container, status <-chan arvados.Container) {
+ ctx, cancel := context.WithCancel(context.Background())
+ defer cancel()
+
+ if ctr.State == dispatch.Locked && !disp.sqCheck.HasUUID(ctr.UUID) {
+ log.Printf("Submitting container %s to slurm", ctr.UUID)
+ if err := disp.submit(ctr, disp.CrunchRunCommand); err != nil {
+ var text string
+ if err, ok := err.(dispatchcloud.ConstraintsNotSatisfiableError); ok {
+ var logBuf bytes.Buffer
+ fmt.Fprintf(&logBuf, "cannot run container %s: %s\n", ctr.UUID, err)
+ if len(err.AvailableTypes) == 0 {
+ fmt.Fprint(&logBuf, "No instance types are configured.\n")
+ } else {
+ fmt.Fprint(&logBuf, "Available instance types:\n")
+ for _, t := range err.AvailableTypes {
+ fmt.Fprintf(&logBuf,
+ "Type %q: %d VCPUs, %d RAM, %d Scratch, %f Price\n",
+ t.Name, t.VCPUs, t.RAM, t.Scratch, t.Price,
+ )
+ }
+ }
+ text = logBuf.String()
+ disp.UpdateState(ctr.UUID, dispatch.Cancelled)
+ } else {
+ text = fmt.Sprintf("Error submitting container %s to slurm: %s", ctr.UUID, err)
+ }
+ log.Print(text)