Added Case for Config Map in kompose down.

To implement this, added label in
configmap object at the time of init

Fixed ConfigMap test because we are
adding one more field labels in metadata

pkg/transformer/kubernetes/kubernetes.go

@@ -178,6 +178,7 @@ func (k *Kubernetes) InitConfigMap(name string, service kobject.ServiceConfig, o
 		},
 		ObjectMeta: api.ObjectMeta{
 			Name:   name + "-" + envName,
+			Labels: transformer.ConfigLabels(name + "-" + envName),
 		},
 		Data: envs,
 	}
@@ -1066,6 +1067,24 @@ func (k *Kubernetes) Undeploy(komposeObject kobject.KomposeObject, opt kobject.C
 					log.Infof("Successfully deleted Pod: %s", t.Name)
 				}
 			}
+
+		case *api.ConfigMap:
+			// delete ConfigMap
+			configMap, err := client.ConfigMaps(namespace).List(options)
+			if err != nil {
+				errorList = append(errorList, err)
+				break
+			}
+			for _, l := range configMap.Items {
+				if reflect.DeepEqual(l.Labels, komposeLabel) {
+					err = client.ConfigMaps(namespace).Delete(t.Name)
+					if err != nil {
+						errorList = append(errorList, err)
+						break
+					}
+					log.Infof("Successfully deleted ConfigMap: %s", t.Name)
+				}
+			}
 		}
 	}
 

script/test/fixtures/configmap/output-k8s-template.json

@@ -113,7 +113,10 @@
       "apiVersion": "v1",
       "metadata": {
         "name": "redis-foo-env",
-        "creationTimestamp": null
+        "creationTimestamp": null,
+	"labels": {
+          "io.kompose.service": "redis-foo-env"
+        }
       },
       "data": {
         "ALLOW_EMPTY_PASSWORD": "yes"
@@ -124,7 +127,10 @@
       "apiVersion": "v1",
       "metadata": {
         "name": "redis-bar-env",
-        "creationTimestamp": null
+        "creationTimestamp": null,
+	"labels": {
+          "io.kompose.service": "redis-bar-env"
+        }
       },
       "data": {
         "BAR": "FOO",