All Products
Search
Document Center

Elastic Compute Service:GetInstanceScreenshot

Last Updated:Sep 29, 2024

Obtains the screenshots of an Elastic Compute Service (ECS) instance.

Operation description

After ECS returns a Base64-encoded instance screenshot in the JPG format, you must decode the screenshot. We recommend that you call this operation for troubleshooting and diagnosis. When you call this operation, take note of the following items:

  • The instance must be in the Running state.
  • For instances of the retired instance types, you cannot obtain screenshots. For more information, see Retired instance types.
  • If you call this operation on an instance for multiple times, the call interval must be at least 10 seconds. Otherwise, the Throttling error is returned.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

  • Operation: the value that you can use in the Action element to specify the operation on a resource.
  • Access level: the access level of each operation. The levels are read, write, and list.
  • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
    • The required resource types are displayed in bold characters.
    • If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
  • Condition Key: the condition key that is defined by the cloud service.
  • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
OperationAccess levelResource typeCondition keyAssociated operation
ecs:GetInstanceScreenshotget
  • Instance
    acs:ecs:{#regionId}:{#accountId}:instance/{#instanceId}
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
RegionIdstringYes

The region ID of the instance. You can call the DescribeRegions operation to query the most recent region list.

cn-shenzhen
InstanceIdstringYes

The instance ID.

i-bp1gbz20g229bvu5****
WakeUpbooleanNo

Specifies whether to wake up the hibernated instance.

Default value: false.

false

Response parameters

ParameterTypeDescriptionExample
object
RequestIdstring

The request ID.

473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E
InstanceIdstring

The instance ID.

i-bp1gbz20g229bvu5****
Screenshotstring

The Base64-encoded instance screenshot in the JPG format.

iVBORw0KGgoA...AAABJRU5ErkJggg==

Examples

Sample success responses

JSONformat

{
  "RequestId": "473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E",
  "InstanceId": "i-bp1gbz20g229bvu5****",
  "Screenshot": "iVBORw0KGgoA...AAABJRU5ErkJggg=="
}

Error codes

HTTP status codeError codeError messageDescription
400MissingParameter%sA parameter is not specified.
404InvalidParameter%sThe specified parameter is invalid.
405IncorrectInstanceStatus%sThe instance is in a state that does not support the current operation.
405NotSupported%sYour operation is invalid.
429Throttling%sYour request is being throttled.

For a list of error codes, visit the Service error codes.

Change history

Change timeSummary of changesOperation
No change history