cli: add --emptyvols option

cli/app/app.go

@@ -139,6 +139,7 @@ func Convert(c *cli.Context) {
 		CreateDS:               c.BoolT("daemonset"),
 		CreateRC:               c.BoolT("replicationcontroller"),
 		CreateDeploymentConfig: c.BoolT("deploymentconfig"),
+		EmptyVols:              c.BoolT("emptyvols"),
 	}
 
 	validateFlags(c, &opt)

cli/command/command.go

@@ -88,6 +88,10 @@ func ConvertKubernetesCommand() cli.Command {
 				Name:  "chart,c",
 				Usage: "Create a Helm chart for converted objects",
 			},
+			cli.BoolFlag{
+				Name:  "emptyvols",
+				Usage: "Use Empty Volumes. Don't generate PVCs",
+			},
 			cli.BoolFlag{
 				Name:  "deployment,d",
 				Usage: "Generate a Kubernetes deployment object (default on)",
@@ -119,6 +123,10 @@ func ConvertOpenShiftCommand() cli.Command {
 				Name:  "deploymentconfig,dc",
 				Usage: "Generate a OpenShift DeploymentConfig object",
 			},
+			cli.BoolFlag{
+				Name:  "emptyvols",
+				Usage: "Use Empty Volumes. Don't generate PVCs",
+			},
 		},
 	}
 	command.Flags = append(command.Flags, commonConvertFlags()...)

pkg/kobject/kobject.go

@@ -113,6 +113,7 @@ type ConvertOptions struct {
 	CreateDeploymentConfig bool
 	CreateChart            bool
 	GenerateYaml           bool
+	EmptyVols              bool
 	Replicas               int
 	InputFile              string
 	OutFile                string

pkg/transformer/kubernetes/kubernetes.go

@@ -223,7 +223,9 @@ func (k *Kubernetes) ConfigVolumes(name string, service kobject.ServiceConfig) (
 	volumes := []api.Volume{}
 	var PVCs []*api.PersistentVolumeClaim
 
-	useEmptyVolumes := true
+	// Set a var based on if the user wants to use emtpy volumes
+	// as opposed to persistent volumes and volume claims
+	useEmptyVolumes := k.Opt.EmptyVols
 
 	var count int
 	for _, volume := range service.Volumes {