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    Function Compute (2.0):PutFunctionOnDemandConfig

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    Function Compute (2.0):PutFunctionOnDemandConfig

    Last Updated:Apr 18, 2024

    Creates a function rule.

    Debugging

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

    Authorization information

    There is currently no authorization information disclosed in the API.

    Request syntax

    PUT /2021-04-06/services/{serviceName}/functions/{functionName}/on-demand-config

    Request parameters

    ParameterTypeRequiredDescriptionExample
    serviceNamestringYes

    The name of the service.

    		demo-service
    functionNamestringYes

    The name of the function.

    		demo-function
    qualifierstringYes

    The service alias or latest version. Other versions are not supported.

    		prod
    bodyobjectNo

    The request body.

    maximumInstanceCountlongYes

    The maximum number of on-demand instances. For more information, see Configure provisioned instances and auto scaling rules.

    		10
    If-MatchstringNo

    If the ETag specified in the request matches the ETag value of the object, the object and 200 OK are returned. Otherwise, 412 Precondition Failed is returned.

    		e19d5cd5af0378da05f63f891c7467af
    X-Fc-Account-IdstringNo

    The ID of your Alibaba Cloud account.

    		188077086902****
    X-Fc-DatestringNo

    The time when the function is invoked. The value is in the EEE,d MMM yyyy HH:mm:ss GMT format.

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

    The unique ID of the trace.

    		r9s89isisi****

    Response parameters

    ParameterTypeDescriptionExample
    headersobject
    ETagstring

    The identifier of the current on-demand configuration. This parameter is used to provide 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.

    		e19d5cd5af0378da05f63f891c7467af
    object

    The response body.

    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 internal configuration of the API is changed, but the call is not affectedsee changesets
    Change itemChange content
    The internal configuration of the API is changed, but the call is not affected.
    2021-06-30The request parameters of the API has changedsee changesets
    Change itemChange content
    Input ParametersThe request parameters of the API has changed.
      Added Input Parameters: X-Fc-Account-Id
      Added Input Parameters: X-Fc-Code-Checksum
      Added Input Parameters: X-Fc-Log-Type
      Added Input Parameters: X-Fc-Invocation-Type
      Added Input Parameters: X-Fc-Date
      Added Input Parameters: X-Fc-Trace-Id
    2021-06-30The request parameters of the API has changedsee changesets
    Change itemChange content
    Input ParametersThe request parameters of the API has changed.
      Added Input Parameters: X-Fc-Account-Id
    2021-06-30The request parameters of the API has changedsee changesets
    Change itemChange content
    Input ParametersThe request parameters of the API has changed.
      delete Input Parameters: X-Fc-Account-Id