如何查看云助手在指定ECS实例上的命令执行成效？

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返回参数

返回值返回参数是指函数执行后返回给调用者的信息或数据。在编程中，函数返回值是函数执行的结果，它可以是任何类型的数据，如数字、字符串、布尔值等。

以下是一个简单的Python函数示例，它返回两个数的和：

命令执行结果集InvocationResultSetType

实例执行结果类型InvocationResultType

示例

请求示例

https://ecs.aliyuncs.com/?Action=DescribeInvocationResults &RegionId=cn-hangzhou &InvokeId=t-7d2a745b412b4601b2d47f6a768d3a14 &<公共请求参数>

正常返回示例

XML格式

<DescribeInvocationResultsResponse> <TotalCount>5</TotalCount> <PageNumber>1</PageNumber> <PageSize>5</PageSize> <InvocationResults> <InvocationResult> <FinishedTime>2018-01-05 15:45:02</FinishedTime> <InstanceId>i-uf614fhehhzmxdqw</InstanceId> <Output>MTU6NDU6MDEK</Output> <InvokeRecordStatus> Finished<InvokeRecordStatus> <ExitCode>0</ExitCode> </InvocationResult> <InvocationResult> <FinishedTime>2018-01-05 15:40:02</FinishedTime> <InstanceId>i-uf614fhehhzmxdqw</InstanceId> <Output> </Output> <InvokeRecordStatus> Finished<InvokeRecordStatus> <ExitCode>0</ExitCode> </InvocationResult> <InvocationResult> <FinishedTime>2018-01-05 15:30:02</FinishedTime> <InstanceId>i-uf614fhehhzmxdqw</InstanceId> <Output>MTU6MzA6MDEK</Output> <ExitCode>0</ExitCode> </InvocationResult> <InvocationResult> <FinishedTime>2018-01-05 15:20:02</FinishedTime> <InstanceId>i-uf614fhehhzmxdqw</InstanceId> <Output> </Output> <ExitCode>0</ExitCode> </InvocationResult> <InvocationResult> <FinishedTime>2018-01-05 15:15:02</FinishedTime> <InstanceId>i-uf614fhehhzmxdqw</InstanceId> <Output>MTU6MTU6MDEK</Output> <ExitCode>0</ExitCode> </InvocationResult> </InvocationResults> <RequestId>"E69EF3CC-94CD-42E7-8926-F133B86387C0</RequestId> </DescribeInvocationResultsResponse>

JSON格式

{ "Invocation": { "TotalCount": 5, "PageNumber": 1, "InvocationResults": { "InvocationResult": [ { "FinishedTime": "2018-01-05 15:45:02", "InstanceId": "i-uf614fhehhzmxdqw", "Output": "MTU6NDU6MDEK", “InvokeRecordStatus”：“Finished”, "ExitCode": 0 }, { "FinishedTime": "2018-01-05 15:40:02", "InstanceId": "i-uf614fhehhzmxdqw", “InvokeRecordStatus”：“Finished”, "Output": "", "ExitCode": 0 }, { "FinishedTime": "2018-01-05 15:30:02", "InstanceId": "i-uf614fhehhzmxdqw", "Output": "MTU6MzA6MDEK", "ExitCode": 0 }, { "FinishedTime": "2018-01-05 15:20:02", "InstanceId": "i-uf614fhehhzmd3zj4k74", "Output": "", "ExitCode": 0 }, { "FinishedTime": "2018-01-05 15:15:02", "InstanceId": "i-uf614fhehhzmd3zj4k74", “InvokeRecordStatus”：“Finished”, "Output": "MTU6MTU6MDEK", "ExitCode": 0 } ] }, "PageSize": 5 }, "RequestId": ""E69EF3CC-94CD-42E7-8926-F133B86387C0" }

异常返回示例

XML格式

<Error> <RequestId>E69EF3CC-94CD-42E7-8926-F133B86387C0</RequestId> <HostId>ecs.aliyuncs.com</HostId> <Code>MissingParameter.RegionId</Code> <Message>The input parameter “RegionId” that is mandatory for processing this request is not supplied.</Message> </Error>

JSON格式

{ "RequestId": "E69EF3CC-94CD-42E7-8926-F133B86387C0", "HostId": "ecs.aliyuncs.com" "Code": "MissingParameter.RegionId" "Message": "The input parameter “RegionId” that is mandatory for processing this request is not supplied." }

错误码

以下为本接口特有的错误码。更多错误码，请访问 API错误中心。