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ModifyTargetWeight

Last updated: 2024-09-05 19:29:04

    1. API Description

    Domain name for API request: clb.tencentcloudapi.com.

    This API (ModifyTargetWeight) is used to modify the forwarding weight of a real server bound to a CLB instance.
    This is an async API. After it is returned successfully, you can call the DescribeTaskStatus API with the returned RequestID as an input parameter to check whether this task is successful.

    A maximum of 20 requests can be initiated per second for this API.

    We recommend you to use API Explorer
    Try it
    API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

    2. Input Parameters

    The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

    Parameter Name Required Type Description
    Action Yes String Common Params. The value used for this API: ModifyTargetWeight.
    Version Yes String Common Params. The value used for this API: 2018-03-17.
    Region No String Common Params. This parameter is not required for this API.
    LoadBalancerId Yes String CLB instance ID
    ListenerId Yes String CLB listener ID
    LocationId No String Forwarding rule ID. When binding a real server to a layer-7 forwarding rule, you must provide either this parameter or Domain+Url.
    Domain No String Target rule domain name. This parameter does not take effect if LocationId is specified.
    Url No String Target rule URL. This parameter does not take effect if LocationId is specified.
    Targets.N No Array of Target List of real servers for which to modify the weights
    Weight No Integer New forwarding weight of a real server. Value range: 0-100. Default value: 10. If the Targets.Weight parameter is set, this parameter will not take effect.

    3. Output Parameters

    Parameter Name Type Description
    RequestId String The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

    4. Example

    Example1 Modifying the weight of the real server bound to a layer-4 listener

    This example shows you how to change the weight of the real server ins-dm4xtz0i (bound port: 334) bound to the listener lbl-d1ubsydq to 8.

    Input Example

    https://clb.tencentcloudapi.com/?Action=ModifyTargetWeight
&LoadBalancerId=lb-cuxw2rm0
&ListenerId=lbl-d1ubsydq
&Targets.0.InstanceId=ins-dm4xtz0i
&Targets.0.Port=334
&Weight=8
&<Common request parameters>

    Output Example

    {
    "Response": {
        "RequestId": "85c7b3e8-7fd8-4c62-8b3b-7ba52d7a1dca"
    }
}

    5. Developer Resources

    SDK

    TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

    Command Line Interface

    6. Error Code

    The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

    Error Code Description
    FailedOperation Operation failed.
    InternalError Internal error.
    InvalidParameter Parameter error.
    InvalidParameter.FormatError Wrong parameter format.
    InvalidParameterValue Incorrect parameter value.
    InvalidParameterValue.Duplicate Duplicate parameter value.
    InvalidParameterValue.Length Wrong parameter length.
    UnauthorizedOperation Unauthorized operation.
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