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DescribeListeners

最后更新时间：2023-08-18 14:28:18

1. API Description

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

This API is used to query the list of CLB listeners.

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

We recommend you to use API Explorer
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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 Params. The value used for this API: DescribeListeners.
Version Yes String Common Params. The value used for this API: 2019-07-19.
Region No String Common Params. This parameter is not required for this API.
LoadBalancerId Yes String CLB instance ID
ListenerIds.N No Array of String Array of IDs of the CLB listeners to be queried
Protocol No String Protocol type of the listener to be queried. Valid values: TCP, UDP.
Port No Integer Port of the listener to be queried

3. Output Parameters

Parameter Name Type Description
Listeners Array of Listener List of listeners
Note: this field may return null, indicating that no valid values can be obtained.
TotalCount Integer Total number of listeners
Note: this field may return null, indicating that no valid values can be obtained.
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Querying CLB listener list

Input Example

https://ecm.tencentcloudapi.com/?Action=DescribeListeners
&LoadBalancerId=lb-f9zyj3kb
&<Common request parameters>

Output Example

{
    "Response": {
        "RequestId": "dcb32a03-de71-437a-9f92-a703e6d82927",
        "TotalCount": 2,
        "Listeners": [
            {
                "HealthCheck": {
                    "HealthNum": 3,
                    "IntervalTime": 5,
                    "UnHealthyNum": 3,
                    "TimeOut": 2,
                    "CheckType": "TCP",
                    "HealthSwitch": 1
                },
                "CreateTime": "2020-07-21 20:15:54",
                "ListenerId": "lbl-knd4jr8m",
                "Port": 13001,
                "Scheduler": "WRR",
                "Protocol": "TCP",
                "SessionExpireTime": 0,
                "ListenerName": ""
            },
            {
                "HealthCheck": {
                    "HealthNum": 3,
                    "IntervalTime": 5,
                    "UnHealthyNum": 3,
                    "TimeOut": 2,
                    "CheckType": "TCP",
                    "HealthSwitch": 1
                },
                "CreateTime": "2020-07-21 20:15:54",
                "ListenerId": "lbl-2fcyclbg",
                "Port": 13002,
                "Scheduler": "WRR",
                "Protocol": "TCP",
                "SessionExpireTime": 0,
                "ListenerName": ""
            }
        ]
    }
}

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.InternalOperationFailure Internal error.
InvalidParameter.FormatError The parameter format is incorrect.
InvalidParameter.InvalidDataFormat The data format is incorrect.
InvalidParameter.LBIdNotFound The CLB instance ID is incorrect.
InvalidParameterValue.InvalidPublicParam The common parameter is invalid.
InvalidParameterValue.Length The parameter length is incorrect.
UnauthorizedOperation.ForbiddenOperation You don't have the permission to perform this operation.
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