How to query the execution list and status of Cloud Assistant commands in an ECS instance

This article introduces how to query the cloud assistant command execution list and status in an ECS instance, and focuses on the specific steps. The content of this article is compact, and I hope you can gain something from it.

DescribeInvocations

Request Parameters

Return parameters

Command execution record set typeInvocationSetType

Command execution typeInvocationType

Execution target instance set typeInvokeInstanceSetType

Target instance execution status typeInvokeInstanceType

Example

Request example

https://ecs.aliyuncs.com/?Action=DescribeInvocations
&RegionId=cn-hangzhou
&<公共请求参数>

Normal return example

XML format

<DescribeInvocationsResponse>
    <TotalCount>2</TotalCount>
    <PageNumber>1</PageNumber>
    <PageSize>10</PageSize>
    <Invocations>
        <Invocation>
                <InvokeStatus>Running</InvokeStatus>
                <InvokeId>t-7d2a745b412b4601b2d47f6a768d3b53</InvokeId>
                <CommandName>Test1</CommandName>
                <CommandType>RunShellScript</CommandType>
                <Frequency>0 */20 * * * *</Frequency>
                <InvokeInstances>
                    <InvokeInstance>
                        <InstanceId>i-uf614fhehhzmx</InstanceId>
                        <InstanceInvokeStatus>Finished</InstanceInvokeStatus>
                    </InvokeInstance>
                    <InvokeInstance>
                        <InstanceId>i-uf614fhehhzmy</InstanceId>
                        <InstanceInvokeStatus>Running</InstanceInvokeStatus>
                    </InvokeInstance>
                </InvokeInstances>
                <Timed>True</Timed>
                <CommandId>c-7d2a745b412b4601b2d47f6a768d3a14</CommandId>
        </Invocation>
        <Invocation>
                <InvokeStatus>Finished</InvokeStatus>
                <InvokeId>t-7d2a745b412b4601b2d47f6a768d3b55</InvokeId>
                <CommandName>Test3</CommandName>
                <CommandType>RunShellScript</CommandType>
                <Frequency> </Frequency>
                <InvokeInstances>
                    <InvokeInstance>
                        <InstanceId>i-uf614fhehhzmx</InstanceId>
                        <InstanceInvokeStatus>Finished</InstanceInvokeStatus>
                    </InvokeInstance>
                    <InvokeInstance>
                        <InstanceId>i-uf64isakb713x</InstanceId>
                        <InstanceInvokeStatus>Finished</InstanceInvokeStatus>
                    </InvokeInstance>
                </InvokeInstances>
                <Timed>False</Timed>
                <CommandId>c-7d2a745b412b4601b2d47f6a768d3a16</CommandId>
        </Invocation>
    </Invocations>
    <RequestId>E69EF3CC-94CD-42E7-8926-F133B86387C0</RequestId>
</DescribeInvocationsResponse>

JSON format

{
    "TotalCount": 2,
    "PageNumber": 1,
    "PageSize": 10,
    "Invocations": {
        "Invocation": [
            {
                "InvokeStatus": "Running",
                "InvokeId": "t-7d2a745b412b4601b2d47f6a768d3b53",
                "CommandName": "Test1",
                "CommandType": "RunShellScript",
                "Frequency": "0 */20 * * * *",
                "InvokeInstances": {
                    "InvokeInstance": [
                        {
                            "InstanceId": "i-uf614fhehhzmx",
                            "InstanceInvokeStatus": "Finished"
                        },
                        {
                            "InstanceId": "i-uf64isakb713x",
                            "InstanceInvokeStatus": "Running"
                        }
                    ]
                },
                "Timed": true,
                "CommandId": "c-7d2a745b412b4601b2d47f6a768d3a14"
            },
            {
                "InvokeStatus": "Finished",
                "InvokeId": ">t-7d2a745b412b4601b2d47f6a768d3b55",
                "CommandName": "Test3",
                "CommandType": "RunShellScript",
                "InvokeInstances": {
                    "InvokeInstance": [
                        {
                            "InstanceId": "i-uf614fhehhzmx",
                            "InstanceInvokeStatus": "Finished"
                        },
                        {
                            "InstanceId": "i-uf64isakb713x",
                            "InstanceInvokeStatus": "Finished"
                        }
                    ]
                },
                "Timed": false,
                "CommandId": "c-7d2a745b412b4601b2d47f6a768d3a16"
            } 
        ]
    },
    "RequestId": "E69EF3CC-94CD-42E7-8926-F133B86387C0"
}

Exception return example

XML format

<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 format

{
    "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."
}

Error code

The following are error codes unique to this interface. For more error codes, please visit the API Error Center.

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