Merge "Use of ast for integers doesn't changes type"

cinder/db/sqlalchemy/api.py

@@ -46,6 +46,7 @@ from sqlalchemy.sql.expression import desc
 from sqlalchemy.sql.expression import literal_column
 from sqlalchemy.sql.expression import true
 from sqlalchemy.sql import func
+from sqlalchemy.sql import sqltypes
 
 from cinder.api import common
 from cinder.common import sqlalchemyutils
@@ -1104,6 +1105,18 @@ def volume_create(context, values):
     return _volume_get(context, values['id'], session=session)
 
 
+def get_booleans_for_table(table_name):
+    booleans = set()
+    table = getattr(models, table_name.capitalize())
+    if hasattr(table, '__table__'):
+        columns = table.__table__.columns
+        for column in columns:
+            if isinstance(column.type, sqltypes.Boolean):
+                booleans.add(column.name)
+
+    return booleans
+
+
 @require_admin_context
 def volume_data_get_for_host(context, host, count_only=False):
     host_attr = models.Volume.host
@@ -3182,8 +3195,8 @@ def volume_type_encryption_update(context, volume_type_id, values):
                                                 session)
 
         if not encryption:
-            raise exception.VolumeTypeEncryptionNotFound(type_id=
-                                                         volume_type_id)
+            raise exception.VolumeTypeEncryptionNotFound(
+                type_id=volume_type_id)
 
         encryption.update(values)