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Function Compute:GetFunctionOnDemandConfig

Last Updated:Sep 23, 2024

Obtains configurations of on-demand instances.

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
fc:GetFunctionOnDemandConfigget
  • All Resources
    *
    none
none

Request syntax

GET /2021-04-06/services/{serviceName}/functions/{functionName}/on-demand-config HTTP/1.1

Request parameters

ParameterTypeRequiredDescriptionExample
serviceNamestringYes

The name of the service.

demo-service
functionNamestringYes

The name of the function.

demoFunction
qualifierstringYes

Service alias or LATEST. Other versions are not supported.

prod
X-Fc-Account-IdstringNo

The ID of your Alibaba Cloud account.

188077086902****
X-Fc-DatestringNo

The time on which the function is invoked. The format of the value is: EEE,d MMM yyyy HH:mm:ss GMT.

Wed, 11 May 2022 09:00:00 GMT
X-Fc-Trace-IdstringNo

The unique ID of the trace.

asdf****

Response parameters

ParameterTypeDescriptionExample
headersobject
ETagstring

The identifier of the current on-demand configuration. This parameter is used to provide the conditional verification (If-Match) when you modify the configuration. If the ETag that is passed in is different from the actual ETag, a 412 PreconditionFailed error is returned.

object

The returned data.

resourcestring

The description of the resource.

12345#servierName#qualifier#functionName
maximumInstanceCountlong

The maximum number of instances.

10

Examples

Sample success responses

JSONformat

{
  "resource": "12345#servierName#qualifier#functionName",
  "maximumInstanceCount": 10
}

Error codes

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

Change history

Change timeSummary of changesOperation
2021-06-30The request parameters of the API has changedView Change Details
2021-06-30The request parameters of the API has changedView Change Details
2021-06-30The request parameters of the API has changedView Change Details