Aws cdk 无法在AWS CDK中使用Python创建CfnSpotFleet
在运行CDK synth时,我遇到了JSII错误Aws cdk 无法在AWS CDK中使用Python创建CfnSpotFleet,aws-cdk,Aws Cdk,在运行CDK synth时,我遇到了JSII错误 jsii.errors.JSIIError: Value did not match any type in union: Value did not match any type in union: Expected array type, got {"$jsii.struct":{"fqn":"@aws-cdk/aws-ec2.CfnSpotFleet.SpotFleetLaunchSpecificationProperty", 我创建了一
jsii.errors.JSIIError: Value did not match any type in union: Value did not match any type in union: Expected array type, got {"$jsii.struct":{"fqn":"@aws-cdk/aws-ec2.CfnSpotFleet.SpotFleetLaunchSpecificationProperty",
我创建了一个spot fleet堆栈,当我定义cfnspotfeet
时,我看到了jsiError
batch_workers_request_config_data = ec2.CfnSpotFleet.SpotFleetRequestConfigDataProperty(
iam_fleet_role=spotfleet_role.role_arn,
target_capacity=num_of_workers,
instance_interruption_behavior='terminate',
launch_specifications=batch_workers_launch_specification
)
ec2.CfnSpotFleetProps(spot_fleet_request_config_data=batch_workers_request_config_data)
ec2.CfnSpotFleet(self, id=f'{id}-spot-fleet',
spot_fleet_request_config_data=batch_workers_request_config_data)
**CLI版本:aws CLI/1.17.0 Python/3.8.1 Darwin/18.7.0 botocore/1.14.0。**框架版本(CDK):1.30.0(构建4f54ff7)。
**操作系统:MacOS 10.14.6.
**语言:英语 我还尝试为
spot\u fleet\u request\u config\u data
ec2.CfnSpotFleet(self, id=f'{id}-spot-fleet',
spot_fleet_request_config_data=ec2.CfnSpotFleetProps(
spot_fleet_request_config_data=[batch_workers_request_config_data]))
为此,我收到了一个不同的错误:jsii.errors.JSIIError:值与联合中的任何类型都不匹配:获取了一个数组,其中应包含@aws cdk/aws-ec2.cfnspotflete.SpotFleetRequestConfigDataProperty。您的意思是要传递可变数量的参数吗?应为对象引用,获得[{“$jsii.struct”:{“fqn”:“@aws cdk/aws-ec2.cfnspotflete.SpotFleetRequestConfigDataProperty”,“数据:{……。
我正在查看python库,发现cfnspotfilet
没有cfnspotfiletprops
所具有的JSII注释。不过,我并不确定这是否导致了这个问题
@jsii.data_type(jsii_type="@aws-cdk/aws-ec2.CfnSpotFleetProps", jsii_struct_bases=[], name_mapping={'spot_fleet_request_config_data': 'spotFleetRequestConfigData'})
如果需要其他信息,请告诉我
====更新====
感谢@dmahapatro指出正确设置的实际属性。我能够使堆栈正常工作。如果其他人通过CDK创建SpotFleet,这里是解决方案
ec2.AmazonLinuxImage()
ec2_instance_profile = iam.CfnInstanceProfile(self, f'{id}-spot-ec2-profile', roles=[batch_iam_role.role_name])
batch_workers_tags = ec2.CfnSpotFleet.SpotFleetTagSpecificationProperty(resource_type='instance',
tags=[
core.CfnTag(key='Name',
value=f'{id}-worker-ec2'),
core.CfnTag(key='batch.role',
value=f'{id}-worker'),
])
block_device_mapping = ec2.CfnSpotFleet.BlockDeviceMappingProperty(device_name='/dev/sda1',
ebs=ec2.CfnSpotFleet.EbsBlockDeviceProperty(
volume_size=64))
batchworker_spotfleet_iam_role = iam.Role(
self,
'AmazonEC2SpotFleetRole',
assumed_by=iam.ServicePrincipal('spotfleet.amazonaws.com'),
managed_policies=[
iam.ManagedPolicy.from_aws_managed_policy_name('service-role/AmazonEC2SpotFleetTaggingRole')
]
)
batchworker_iam_profile_spec = ec2.CfnSpotFleet.IamInstanceProfileSpecificationProperty(
arn=ec2_instance_profile.attr_arn)
batch_workers_launch_specification = ec2.CfnSpotFleet.SpotFleetLaunchSpecificationProperty(
image_id=ec2_image_id,
instance_type=ec2_instance_type,
key_name=ec2_ssh_key,
block_device_mappings=[block_device_mapping],
iam_instance_profile=batchworker_iam_profile_spec,
tag_specifications=[batch_workers_tags],
security_groups=[ec2.CfnSpotFleet.GroupIdentifierProperty(group_id=security_group.security_group_id)],
)
batch_workers_request_config_data = ec2.CfnSpotFleet.SpotFleetRequestConfigDataProperty(
iam_fleet_role=batchworker_spotfleet_iam_role.role_arn,
target_capacity=num_of_workers,
instance_interruption_behavior='terminate',
launch_specifications=[batch_workers_launch_specification]
)
ec2.CfnSpotFleet(self, id=f'{id}-spot-fleet',
spot_fleet_request_config_data=batch_workers_request_config_data)
如果您查看中的CloudFormation文档,您将看到
LaunchSpecification
需要一个SpotFleetLaunchSpecification
不确定批处理工人启动规范的值是多少,因为问题中未显示该规范,但如果它不表示数组,则应在下面修复它:
batch_workers_request_config_data =
ec2.CfnSpotFleet.SpotFleetRequestConfigDataProperty(
iam_fleet_role=spotfleet_role.role_arn,
target_capacity=num_of_workers,
instance_interruption_behavior='terminate',
launch_specifications=[batch_workers_launch_specification]
)
请留下DownVoting的原因非常感谢您指出实际错误以及我设置的参数不正确。我用对我有效的解决方案更新了问题。祝您度过愉快的一天!
batch_workers_request_config_data =
ec2.CfnSpotFleet.SpotFleetRequestConfigDataProperty(
iam_fleet_role=spotfleet_role.role_arn,
target_capacity=num_of_workers,
instance_interruption_behavior='terminate',
launch_specifications=[batch_workers_launch_specification]
)