def _process_quotas(self, context, resources, project_id, quotas, quota_class=None, defaults=True, usages=None, remains=False): modified_quotas = {} # Get the quotas for the appropriate class. If the project ID # matches the one in the context, we use the quota_class from # the context, otherwise, we use the provided quota_class (if # any) if project_id == context.project_id: quota_class = context.quota_class if quota_class: class_quotas = db.quota_class_get_all_by_name(context, quota_class) else: class_quotas = {} default_quotas = self.get_defaults(context, resources) for resource in resources.values(): # Omit default/quota class values if not defaults and resource.name not in quotas: continue limit = quotas.get( resource.name, class_quotas.get(resource.name, default_quotas[resource.name])) modified_quotas[resource.name] = dict(limit=limit) # Include usages if desired. This is optional because one # internal consumer of this interface wants to access the # usages directly from inside a transaction. if usages: usage = usages.get(resource.name, {}) modified_quotas[resource.name].update( in_use=usage.get('in_use', 0), reserved=usage.get('reserved', 0), ) # Initialize remains quotas. if remains: modified_quotas[resource.name].update(remains=limit) if remains: all_quotas = db.quota_get_all(context, project_id) for quota in all_quotas: if quota.resource in modified_quotas: modified_quotas[quota.resource]['remains'] -= ( quota.hard_limit) return modified_quotas