Handling Volume at early stage

It will resolve #544 as well as refactor volume handling part.

pkg/transformer/openshift/openshift.go

@@ -470,10 +470,7 @@ func (o *OpenShift) Transform(komposeObject kobject.KomposeObject, opt kobject.C
 		allobjects = append(allobjects, objects...)
 	}
 
-	// If docker-compose has a volumes_from directive it will be handled here
-	o.VolumesFrom(&allobjects, komposeObject)
-
-	// sort all object so all services are first
+	// sort all object so Services are first
 	o.SortServicesFirst(&allobjects)
 
 	return allobjects, nil

pkg/transformer/openshift/openshift_test.go

@@ -42,7 +42,7 @@ func newServiceConfig() kobject.ServiceConfig {
 		Command:       []string{"cmd"},
 		WorkingDir:    "dir",
 		Args:          []string{"arg1", "arg2"},
-		Volumes:       []string{"/tmp/volume"},
+		VolList:       []string{"/tmp/volume"},
 		Network:       []string{"network1", "network2"}, // not supported
 		Labels:        nil,
 		Annotations:   map[string]string{"abc": "def"},
@@ -406,7 +406,8 @@ func TestRecreateStrategyWithVolumesPresent(t *testing.T) {
 	service := kobject.ServiceConfig{
 		ContainerName: "name",
 		Image:         "image",
-		Volumes:       []string{"/tmp/volume"},
+		VolList:       []string{"/tmp/volume"},
+		Volumes:       []kobject.Volumes{{SvcName: "app", MountPath: "/tmp/volume", PVCName: "app-claim0"}},
 	}
 	komposeObject := kobject.KomposeObject{
 		ServiceConfigs: map[string]kobject.ServiceConfig{"app": service},