[SQL VM] az sql vm show: Add configuration options to --expand flag (#15156)

* {Docs} Remove stale reference in README to closed issue about extensions (#12771)

* Added more sqlvm configuration options to --expand flag

* style changes to comply with pylint and pep8 format

* removed commments in HISTORY.rst

* refactored expand params to use nargs=+ design pattern

Co-authored-by: Daniel Miller <daniel.keegan.miller@gmail.com>
Co-authored-by: Azure CLI Team <AzPyCLI@microsoft.com>

Author: 3 people

src/azure-cli/azure/cli/command_modules/sqlvm/_format.py

@@ -68,7 +68,9 @@ def transform_sqlvm_output(result):
         if result.auto_backup_settings is not None:
             output['autoBackupSettings'] = format_auto_backup_settings(result.auto_backup_settings)
         if result.server_configurations_management_settings is not None:
-            output['serverConfigurationManagementSettings'] = format_server_configuration_management_settings(result.server_configurations_management_settings)
+            output['serverConfigurationsManagementSettings'] = format_server_configuration_management_settings(result.server_configurations_management_settings)
+        if result.key_vault_credential_settings is not None:
+            output['keyVaultCredentialSettings'] = format_key_vault_credential_settings(result.key_vault_credential_settings)
 
         return output
     except AttributeError:

src/azure-cli/azure/cli/command_modules/sqlvm/_params.py

@@ -33,7 +33,8 @@
     validate_load_balancer,
     validate_public_ip_address,
     validate_subnet,
-    validate_sqlmanagement
+    validate_sqlmanagement,
+    validate_expand
 )
 
 
@@ -158,8 +159,10 @@ def load_arguments(self, _):
                    arg_type=get_location_type(self.cli_ctx),
                    validator=get_default_location_from_resource_group)
         c.argument('expand',
-                   help='Get the SQLIaaSExtension configuration settings.',
-                   arg_type=get_enum_type(['*']))
+                   help='Get the SQLIaaSExtension configuration settings. To view all settings, use *. To select only a few, the settings must be space-separted.',
+                   nargs='+',
+                   validator=validate_expand,
+                   arg_type=get_enum_type(['*', 'AutoBackupSettings', 'AutoPatchingSettings', 'KeyVaultCredentialSettings', 'ServerConfigurationsManagementSettings']))
         c.argument('sql_management_mode',
                    help='SQL Server management type. If NoAgent selected, please provide --image-sku and --offer-type.',
                    options_list=['--sql-mgmt-type'],

src/azure-cli/azure/cli/command_modules/sqlvm/_validators.py

@@ -108,3 +108,12 @@ def validate_sqlmanagement(namespace):
 
     if (sql_mgmt_mode == "NoAgent" and (namespace.sql_image_sku is None or namespace.sql_image_offer is None)):
         raise CLIError("usage error: --sql-mgmt-type NoAgent --image-sku NAME --image-offer NAME")
+
+
+# pylint: disable=too-many-statements,line-too-long
+def validate_expand(namespace):
+    '''
+    Concatenates expand parameters
+    '''
+    if namespace.expand is not None:
+        namespace.expand = ",".join(namespace.expand)