cloud: Make status messages more detailed

Author: ctessum

cloud/blob.go

@@ -69,11 +69,11 @@ func (c *Client) Output(ctx context.Context, job *cloudrpc.JobName) (*cloudrpc.J
 	o := &cloudrpc.JobOutput{
 		Files: make(map[string][]byte),
 	}
-	//k8sJob, err := c.getk8sJob(ctx, job)
+	//TODO: k8sJob, err := c.getk8sJob(ctx, job)
 	if err != nil {
 		return nil, err
 	}
-	//addrs, err := c.jobOutputAddresses(ctx, job.Name, k8sJob.Spec.Template.Spec.Containers[0].Command)
+	//TODO: addrs, err := c.jobOutputAddresses(ctx, job.Name, k8sJob.Spec.Template.Spec.Containers[0].Command)
 	addrs, err := c.jobOutputAddresses(ctx, job.Name, []string{"inmap", "run", "steady"})
 	if err != nil {
 		return nil, err

cloud/client.go

@@ -87,13 +87,24 @@ func NewClient(k kubernetes.Interface, root *cobra.Command, config *viper.Viper,
 	return c, nil
 }
 
-// Create creates (and queues) a Kubernetes job with the given name that executes
+// RunJob creates (and queues) a Kubernetes job with the given name that executes
 // the given command with the given command-line arguments on the given container
 // image. resources specifies the minimum required resources for execution.
 func (c *Client) RunJob(ctx context.Context, job *cloudrpc.JobSpec) (*cloudrpc.JobStatus, error) {
 	if job.Version != inmap.Version {
 		return nil, fmt.Errorf("incorrect InMAP version: %s != %s", job.Version, inmap.Version)
 	}
+
+	status, err := c.Status(ctx, &cloudrpc.JobName{Name: job.Name, Version: job.Version})
+	if err != nil {
+		return nil, err
+	}
+	if status.Status != cloudrpc.Status_Failed { //TODO:  status.Status != cloudrpc.Status_Missing && {
+		// Only create the job if it is missing or failed.
+		c.Delete(ctx, &cloudrpc.JobName{Name: job.Name, Version: job.Version})
+		return status, nil
+	}
+
 	if err := c.stageInputs(ctx, job); err != nil {
 		return nil, err
 	}
@@ -107,20 +118,11 @@ func (c *Client) RunJob(ctx context.Context, job *cloudrpc.JobSpec) (*cloudrpc.J
 	k8sJob := createJob(userJobName(user, job.Name), job.Cmd, job.Args, c.Image, core.ResourceList{
 		core.ResourceMemory: resource.MustParse(fmt.Sprintf("%dGi", job.MemoryGB)),
 	})
-	k8sJobResult, err := c.jobControl.Create(k8sJob)
+	_, err = c.jobControl.Create(k8sJob)
 	if err != nil {
 		return nil, err
 	}
-	return c.jobStatus(k8sJobResult)
-}
-
-// Status returns the status of the given job.
-func (c *Client) Status(ctx context.Context, job *cloudrpc.JobName) (*cloudrpc.JobStatus, error) {
-	k8sJob, err := c.getk8sJob(ctx, job)
-	if err != nil {
-		return nil, err
-	}
-	return c.jobStatus(k8sJob)
+	return c.Status(ctx, &cloudrpc.JobName{Name: job.Name, Version: job.Version})
 }
 
 // Delete deletes the given job.
@@ -167,10 +169,36 @@ func userJobName(user, name string) string {
 	return strings.Replace(user, "_", "-", -1) + "-" + strings.Replace(name, "_", "-", -1)
 }
 
-func (c *Client) jobStatus(j *batch.Job) (*cloudrpc.JobStatus, error) {
-	return &cloudrpc.JobStatus{
-		Status: j.Status.String(),
-	}, nil
+// Status returns the status of the given job.
+func (c *Client) Status(ctx context.Context, job *cloudrpc.JobName) (*cloudrpc.JobStatus, error) {
+	s := new(cloudrpc.JobStatus)
+	/*k8sJob, err := c.getk8sJob(ctx, job)
+	if err != nil {
+		return &cloudrpc.JobStatus{
+			Status:  cloudrpc.Status_Missing,
+			Message: err.Error(),
+		}, nil
+	}
+	for _, c := range k8sJob.Status.Conditions {
+		if c.Type == batch.JobComplete && c.Status == core.ConditionTrue {
+			s.Status = cloudrpc.Status_Complete
+			s.StartTime = k8sJob.Status.StartTime.Time.Unix()
+			s.CompletionTime = k8sJob.Status.CompletionTime.Time.Unix()
+		} else if c.Type == batch.JobFailed && c.Status == core.ConditionTrue {
+			s.Status = cloudrpc.Status_Failed
+		}
+	}
+	if k8sJob.Status.Active > 0 {
+		s.Status = cloudrpc.Status_Running
+		s.StartTime = k8sJob.Status.StartTime.Time.Unix()
+	}*/
+	//TODO: err = c.checkOutputs(ctx, name, k8sJob.Spec.Template.Spec.Containers[0].Command)
+	err := c.checkOutputs(ctx, job.Name, []string{"inmap", "run", "steady"})
+	if err != nil {
+		s.Status = cloudrpc.Status_Failed
+		s.Message = fmt.Sprintf("job completed but the following error occurred when checking outputs: %s", err)
+	}
+	return s, nil
 }
 
 // createJob creates a Kubernetes job specification with the given name that executes the

cloud/client_test.go

@@ -96,7 +96,7 @@ func TestClient_fake(t *testing.T) {
 			t.Fatal(err)
 		}
 		wantStatus := &cloudrpc.JobStatus{
-			Status: "&JobStatus{Conditions:[],StartTime:<nil>,CompletionTime:<nil>,Active:0,Succeeded:0,Failed:0,}",
+		//	Status: "&JobStatus{Conditions:[],StartTime:<nil>,CompletionTime:<nil>,Active:0,Succeeded:0,Failed:0,}",
 		}
 		if !reflect.DeepEqual(wantStatus, status) {
 			t.Errorf("status:\n%+v\n!=\n%+v", status, wantStatus)
@@ -112,7 +112,7 @@ func TestClient_fake(t *testing.T) {
 			t.Fatal(err)
 		}
 		wantStatus := &cloudrpc.JobStatus{
-			Status: "&JobStatus{Conditions:[],StartTime:<nil>,CompletionTime:<nil>,Active:0,Succeeded:0,Failed:0,}",
+		//	Status: "&JobStatus{Conditions:[],StartTime:<nil>,CompletionTime:<nil>,Active:0,Succeeded:0,Failed:0,}",
 		}
 		if !reflect.DeepEqual(wantStatus, status) {
 			t.Errorf("status:\n%+v\n!=\n%+v", status, wantStatus)

cloud/cloud.proto

@@ -23,8 +23,8 @@ service CloudRPC {
   // output file(s).
   rpc RunJob(JobSpec) returns (JobStatus) {}
 
-  // OutputAddresses returns status and the addresses the output file(s) of the
-  // requested simulation name.
+  // Status returns the status of the simulation with the
+  // requested name.
   rpc Status(JobName) returns(JobStatus) {}
 
   // Output returns the output file(s) of the
@@ -61,9 +61,21 @@ message JobSpec {
   map<string,bytes> FileData = 7;
 }
 
+enum Status {
+  Complete = 0;
+  Failed = 1;
+  Missing = 2;
+  Running = 3;
+}
+
 message JobStatus {
   // Status holds the current status of the job.
-  string Status = 1;
+  Status Status = 1;
+  string Message = 2;
+
+  // Unix time, the number of seconds elapsed since January 1, 1970 UTC
+  int64 StartTime = 3;
+  int64 CompletionTime = 4;
 }
 
 message JobOutput {