ModifyTargetPort

Last updated: 2020-10-16 18:26:10

1. API Description

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

This API (ModifyTargetPort) is used to modify the port of a real server bound to a listener.
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.

Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example: clb.ap-shanghai-fsi.tencentcloudapi.com

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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 parameter. The value used for this API: ModifyTargetPort.
Version Yes String Common parameter. The value used for this API: 2018-03-17.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
LoadBalancerId Yes String CLB instance ID
ListenerId Yes String CLB listener ID
Targets.N Yes Array of Target List of real servers for which to modify the ports
NewPort Yes Integer New port of the real server bound to a listener or forwarding rule
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

3. Output Parameters

Parameter Name Type Description
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Modifying the port of a bound real server

This example shows you how to change the port of the CVM instance ins-dm4xtz0i bound to the listener lbl-d1ubsydq from 233 to 334.

Input Example

https://clb.tencentcloudapi.com/?Action=ModifyTargetPort
&LoadBalancerId=lb-cuxw2rm0
&ListenerId=lbl-d1ubsydq
&Targets.0.InstanceId=ins-dm4xtz0i
&Targets.0.Port=233
&NewPort=334
&<common request parameters>

Output Example

{
  "Response": {
    "RequestId": "a2764f3c-f173-421c-8e42-7b1e7a608ffd"
  }
}

5. Developer Resources

API Explorer

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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.Length Wrong parameter length.
UnauthorizedOperation Unauthorized operation.

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