[Kimchi-devel] [PATCH 1/2] Make vm model to be a singleton

From: Royce Lv <lvroyce(a)linux.vnet.ibm.com&gt; When refer vm model get_list method, the stats collection task will run multiple times. Make vms model class a singleton so that this task just run once. Signed-off-by: Royce Lv <lvroyce(a)linux.vnet.ibm.com&gt; --- src/kimchi/model/vms.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/kimchi/model/vms.py b/src/kimchi/model/vms.py index 3ae2048..449acdb 100644 --- a/src/kimchi/model/vms.py +++ b/src/kimchi/model/vms.py @@ -27,6 +27,7 @@ from cherrypy.process.plugins import BackgroundTask from kimchi import vnc from kimchi import xmlutils +from kimchi.basemodel import Singleton from kimchi.exception import InvalidOperation, InvalidParameter from kimchi.exception import MissingParameter, NotFoundError, OperationFailed from kimchi.model.config import CapabilitiesModel @@ -52,6 +53,8 @@ stats = {} class VMsModel(object): + __metaclass__ = Singleton + def __init__(self, **kargs): self.conn = kargs['conn'] self.objstore = kargs['objstore'] -- 1.8.1.2