Add wait flag for jobs, fix go proto path for dataset service (#138)

cli/feast/cmd/jobs.go

@@ -19,13 +19,18 @@ import (
 	"errors"
 	"fmt"
 	"io/ioutil"
+	"time"
 
 	"github.com/gojek/feast/cli/feast/pkg/parse"
 	"github.com/gojek/feast/protos/generated/go/feast/core"
 
 	"github.com/spf13/cobra"
 )
 
+var (
+	waitJobComplete = false
+)
+
 // jobsCmd represents the jobs command
 var jobsCmd = &cobra.Command{
 	Use:   "jobs",
@@ -63,6 +68,7 @@ var jobsAbortCmd = &cobra.Command{
 }
 
 func init() {
+	jobsRunCmd.Flags().BoolVar(&waitJobComplete, "wait", false, "wait for job to run to completion")
 	jobsCmd.AddCommand(jobsRunCmd)
 	jobsCmd.AddCommand(jobsAbortCmd)
 	rootCmd.AddCommand(jobsCmd)
@@ -86,9 +92,35 @@ func runJob(ctx context.Context, path string) error {
 		return fmt.Errorf("[jobs] failed to start job: %v", err)
 	}
 	fmt.Printf("[jobs] started job with ID: %s", out.GetJobId())
+	if waitJobComplete {
+		return waitJob(ctx, jobsClient, out.GetJobId())
+	}
 	return nil
 }
 
+func waitJob(ctx context.Context, jobsClient core.JobServiceClient, jobID string) error {
+	for {
+		response, err := jobsClient.GetJob(ctx, &core.JobServiceTypes_GetJobRequest{
+			Id: jobID,
+		})
+		if err != nil {
+			return fmt.Errorf("[jobs] error while querying job id %s: %v", jobID, err)
+		}
+
+		status := response.GetJob().GetStatus()
+		fmt.Printf("\r[jobs] job id %s is currently: %s\n", jobID, status)
+		switch status {
+		case "COMPLETED":
+			return nil
+		case "ABORTED":
+			return fmt.Errorf("[jobs] job id %s failed: Job was aborted", jobID)
+		case "ERROR":
+			return fmt.Errorf("[jobs] job id %s failed: Job terminated with error. For more information, refer to job logs", jobID)
+		}
+		time.Sleep(5 * time.Second)
+	}
+}
+
 func abortJob(ctx context.Context, id string) error {
 	initConn()
 	jobsClient := core.NewJobServiceClient(coreConn)