Installs the cloud assistant client on one or more instances. After you call InstallCloudAssistant and RebootInstance, the cloud assistant client takes effect.

Request parameters

Name  Type Required Description
Action String Yes The operation that you want to perform. Value: InstallCloudAssistant.
RegionId String Yes The ID of the region where the ECS instance is located. You can call DescribeRegions to view the latest region list.
InstanceIds Array Yes The list of instance IDs. For example, if Python SDK is used, you can set the value to [InstanceID1, InstanceID2, InstanceID3…]. A single request supports up to 100 instances.

Response parameters

Examples

Request example 
https://ecs.aliyuncs.com/?Action=InstallCloudAssistant
&RegionId=cn-hangzhou
&InstanceIds=["i-bp11f7trr4hbi1xxxxxx", "i-bp1iudwa5b1tqaxxxxxx"]
&<Common Request Parameters>
Response examples

XML format

<DeleteInstanceResponse>
    <RequestId>928E2273-5715-46B9-A730-238DC996A533</RequestId>
</DeleteInstanceResponse>
JSON format 
{
    "RequestId": "928E2273-5715-46B9-A730-238DC996A533"
}

Error codes

Error codes specific to this interface are as follows. For more information, see API Error Center.

Error code Error message HTTP status code Description
MissingParameter.RegionId The input parameter "RegionId" that is mandatory for processing this request is not supplied. 400 The error message returned when RegionId is required, or you cannot use resources in that region.
MissingParameter.InstanceIds The input parameter "InstanceIds" that is mandatory for processing this request is not supplied. 400 The error message returned when InstanceIds is required.
InvalidInstance.NotFound The specified instances do not exist. 404 The error message returned when the specified InstanceId does not exist.
InvalidRegionId.NotFound The RegionId provided does not exist in our items. 404 The error message returned when the specified RegionId does not exist.