quick fix create secret in kubeflowTrainingService (#474)

rest api of kubernetes does not use base64 to encode chars, now use base64 to encode username and then create secret.

src/nni_manager/package.json

@@ -26,7 +26,8 @@
     "typescript-string-operations": "^1.3.1",
     "webhdfs":"^1.2.0",
     "azure-storage": "^2.10.2",
-    "kubernetes-client": "^6.5.0"
+    "kubernetes-client": "^6.5.0",
+    "js-base64": "^2.4.9"
   },
   "devDependencies": {
     "@types/chai": "^4.1.4",

src/nni_manager/training_service/kubeflow/kubeflowTrainingService.ts

@@ -47,6 +47,7 @@ import { AzureStorageClientUtility } from './azureStorageClientUtils';
 import { GeneralK8sClient, KubeflowOperatorClient } from './kubernetesApiClient';
 
 var azure = require('azure-storage');
+var base64 = require('js-base64').Base64;
 
 /**
  * Training Service implementation for Kubeflow
@@ -345,7 +346,7 @@ class KubeflowTrainingService implements TrainingService {
                     const azureKubeflowClusterConfig: KubeflowClusterConfigAzure = 
                         new KubeflowClusterConfigAzure(kubeflowClusterJsonObject.operator, 
                             kubeflowClusterJsonObject.apiVersion,
-                            kubeflowClusterJsonObject.keyvault, 
+                            kubeflowClusterJsonObject.keyVault, 
                             kubeflowClusterJsonObject.azureStorage, kubeflowClusterJsonObject.storage);
 
                     const vaultName = azureKubeflowClusterConfig.keyVault.vaultName;
@@ -365,7 +366,6 @@ class KubeflowTrainingService implements TrainingService {
                         await AzureStorageClientUtility.createShare(this.azureStorageClient, this.azureStorageShare);
                         //create sotrage secret
                         this.azureStorageSecretName = 'nni-secret-' + uniqueString(8).toLowerCase();
-
                         await this.genericK8sClient.createSecret(
                             {
                                 apiVersion: 'v1',
@@ -380,8 +380,8 @@ class KubeflowTrainingService implements TrainingService {
                                 },
                                 type: 'Opaque',
                                 data: {
-                                    azurestorageaccountname: this.azureStorageAccountName,
-                                    azurestorageaccountkey: storageAccountKey
+                                    azurestorageaccountname: base64.encode(this.azureStorageAccountName),
+                                    azurestorageaccountkey: base64.encode(storageAccountKey)
                                 }
                             }
                         );

tools/nni_cmd/config_schema.py

@@ -162,6 +162,7 @@ kubeflow_config_schema = {
         }
     },{
         'operator': Or('tf-operator', 'pytorch-operator'),
+        'apiVersion': str,
         Optional('storage'): Or('nfs', 'azureStorage'),
         'keyVault': {
             'vaultName': Regex('([0-9]|[a-z]|[A-Z]|-){1,127}'),