+ a = self.ram_quota_total
+ b = self.ram_quota_single
+ c = self.disk_quota_total
+ d = self.disk_quota_single
+ e = self.vms_quota_total
+ f = self.vms_quota_active
+ if not a:
+ a = MAX_MEMORY_TOTAL
+ if not b:
+ b = MAX_MEMORY_SINGLE
+ if not c:
+ c = MAX_DISK_TOTAL
+ if not d:
+ d = MAX_DISK_SINGLE
+ if not e:
+ e = MAX_VMS_TOTAL
+ if not f:
+ f = MAX_VMS_ACTIVE