本文整理汇总了Python中core.models.Instance.delete方法的典型用法代码示例。如果您正苦于以下问题：Python Instance.delete方法的具体用法？Python Instance.delete怎么用？Python Instance.delete使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类core.models.Instance的用法示例。
在下文中一共展示了Instance.delete方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: manage_container
# 需要导入模块: from core.models import Instance [as 别名]
# 或者: from core.models.Instance import delete [as 别名]
def manage_container(self):
from core.models import Instance, Flavor
if self.deleted:
return
if (self.instance is not None) and (self.instance.image != self.image):
self.instance.delete()
self.instance = None
if self.instance is None:
if not self.provider_service.slices.count():
raise XOSConfigurationError("The VCPE service has no slices")
flavors = Flavor.objects.filter(name="m1.small")
if not flavors:
raise XOSConfigurationError("No m1.small flavor")
node =self.pick_node()
instance = Instance(slice = self.provider_service.slices.all()[0],
node = node,
image = self.image,
creator = self.creator,
deployment = node.site_deployment.deployment,
flavor = flavors[0])
instance.save()
try:
self.instance = instance
super(TenantWithContainer, self).save()
except:
instance.delete()
raise示例2: manage_container
# 需要导入模块: from core.models import Instance [as 别名]
# 或者: from core.models.Instance import delete [as 别名]
def manage_container(self):
from core.models import Instance, Flavor
if self.deleted:
return
if (self.instance is not None) and (self.instance.image != self.image):
self.instance.delete()
self.instance = None
if self.instance is None:
if not self.provider_service.slices.count():
raise XOSConfigurationError("The service has no slices")
new_instance_created = False
instance = None
if self.get_attribute("use_same_instance_for_multiple_tenants", default=False):
# Find if any existing instances can be used for this tenant
slices = self.provider_service.slices.all()
instance = self.pick_least_loaded_instance_in_slice(slices)
if not instance:
slice = self.provider_service.slices.all()[0]
flavors = Flavor.objects.filter(name=slice.default_flavor) #MCORD
flavor = slice.default_flavor
if not flavor:
flavors = Flavor.objects.filter(name="m1.small")
if not flavors:
raise XOSConfigurationError("No m1.small flavor")
flavor = flavors[0]
# default_flavor = slice.default_flavor #MCORD
if slice.default_isolation == "container_vm":
(node, parent) = ContainerVmScheduler(slice).pick()
else:
(node, parent) = LeastLoadedNodeScheduler(slice).pick()
instance = Instance(slice=slice,
node=node,
image=self.image,
creator=self.creator,
deployment=node.site_deployment.deployment,
flavor=flavor,
isolation=slice.default_isolation,
parent=parent)
self.save_instance(instance)
new_instance_created = True
try:
self.instance = instance
super(TenantWithContainer, self).save()
except:
if new_instance_created:
instance.delete()
raise