本文整理汇总了Python中py4j.java_gateway.JavaGateway.attachVolumeToInstance方法的典型用法代码示例。如果您正苦于以下问题：Python JavaGateway.attachVolumeToInstance方法的具体用法？Python JavaGateway.attachVolumeToInstance怎么用？Python JavaGateway.attachVolumeToInstance使用的例子？那么恭喜您, 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py4j.java_gateway.JavaGateway的用法示例。
在下文中一共展示了JavaGateway.attachVolumeToInstance方法的1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: AwsEc2Driver
# 需要导入模块: from py4j.java_gateway import JavaGateway [as 别名]
# 或者: from py4j.java_gateway.JavaGateway import attachVolumeToInstance [as 别名]
class AwsEc2Driver(driver.ComputeDriver):
"""The EC2 java server"""
aws_ec2_java_server = None
VERSION = "1.0"
def __init__(self, virtapi, scheme="https"):
super(AwsEc2Driver, self).__init__(virtapi)
self.aws_ec2_java_server = JavaGateway(GatewayClient(port=25535)).entry_point
self.network_api = network.API()
self.volume_api = volume.API()
self.compute_api = compute.API(network_api=self.network_api,
volume_api=self.volume_api)
# record openstack instance-uuid to EC2 instance-id
self.instances = {}
# TODO: configure aws backend in openstack
'''if (
CONF.ec2.access_key is None or
CONF.ec2.access_secret_key is None):
raise Exception(_("Must specify access_key, access_secret_key"
"to use ec2.AwsEc2Driver"))'''
def init_host(self, host):
pass
def list_instances(self):
"""List VM instances from all nodes."""
# TODO: list instances from aws
instances = []
return instances
def snapshot(self, context, instance, image_id, update_task_state):
pass
def set_bootable(self, instance, is_bootable):
pass
def set_admin_password(self, instance, new_pass):
pass
def spawn(self, context, instance, image_meta, injected_files,
admin_password, network_info=None, block_device_info=None):
"""Create VM instance."""
LOG.debug(_("image meta is:%s") % image_meta)
ec2_image_id = self.aws_ec2_java_server.getImageIdFromName(
image_meta['id'])
LOG.debug(_("ec2 image id is:%s") % ec2_image_id)
LOG.debug(_("instance is:%s") % instance)
ec2_vm_name = instance['uuid']
launch_result = self.aws_ec2_java_server.launchInstanceFromAMI(
ec2_image_id, ec2_vm_name)
LOG.debug("Instance is running %s" % instance)
LOG.debug("launch result:%s, %s" % (launch_result['public-ip'],
launch_result['instance-id']))
# save ec2 instance id into cache
self.instances[ec2_vm_name] = launch_result['instance-id']
def attach_volume(self, context, connection_info, instance, mountpoint,
disk_bus=None, device_type=None, encryption=None):
"""Attach volume storage to VM instance."""
openstack_volume_id = connection_info['data']['volume_id']
LOG.info("attach ec2 volume")
ec2_instance_id = self._get_ec2_instance_id(instance['uuid'])
ec2_volume_id = self.aws_ec2_java_server.getVolumeIdFromName(
openstack_volume_id)
# TODO need to change device name
ec2_rule = "/dev/sd"
ec2_mountpoint = ec2_rule + mountpoint[-1]
self.aws_ec2_java_server.attachVolumeToInstance(ec2_volume_id,
ec2_instance_id,
ec2_mountpoint)
def get_available_resource(self, nodename):
"""Retrieve resource info.
This method is called when nova-compute launches, and
as part of a periodic task.
:returns: dictionary describing resources
"""
return {'vcpus': 32,
'memory_mb': 164403,
'local_gb': 5585,
'vcpus_used': 0,
'memory_mb_used': 69005,
'local_gb_used': 3479,
'hypervisor_type': 'vcloud',
'hypervisor_version': 5005000,
'hypervisor_hostname': nodename,
'cpu_info': '{"model": ["Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz"], \
"vendor": ["Huawei Technologies Co., Ltd."], \
"topology": {"cores": 16, "threads": 32}}',
'supported_instances': jsonutils.dumps(
[["i686", "ec2", "hvm"], ["x86_64", "vmware", "hvm"]]),
'numa_topology': None,
}
def get_available_nodes(self, refresh=False):
#.........这里部分代码省略.........