DescribeEnvironments

Last updated: 2025-11-25 10:53:58

DescribeEnvironments

Last updated: 2025-11-25 10:53:58

1. API Description

Domain name for API request: tdmq.intl.tencentcloudapi.com.

This API is used to get the list of namespaces under a tenant.

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: DescribeEnvironments.
Version	Yes	String	Common Params. The value used for this API: 2020-02-17.
Region	Yes	String	Common Params. For more information, please see the list of regions supported by the product. This API only supports: ap-bangkok, ap-beijing, ap-chengdu, ap-chongqing, ap-guangzhou, ap-hongkong, ap-jakarta, ap-nanjing, ap-seoul, ap-shanghai, ap-shanghai-fsi, ap-shenzhen-fsi, ap-singapore, ap-tokyo, eu-frankfurt, na-ashburn, na-siliconvalley.
ClusterId	Yes	String	Pulsar cluster ID
EnvironmentId	No	String	Fuzzy search by namespace name.
Offset	No	Integer	Offset, which defaults to 0 if left empty.
Limit	No	Integer	The number of results to be returned, which defaults to 10 if left empty. The maximum value is 20.
Filters.N	No	Array of Filter	* EnvironmentId Filter by namespace for exact query. Type: String Required: No

3. Output Parameters

Parameter Name	Type	Description
TotalCount	Integer	The number of namespaces.
EnvironmentSet	Array of Environment	Array of namespace sets.
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 Access the namespace list.

Input Example

POST / HTTP/1.1
Host: tdmq.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: DescribeEnvironments
<Common request parameters>

{
    "EnvironmentId": "devNs",
    "Offset": 1,
    "Limit": 1,
    "ClusterId": "pulsar-xk3ne8k2qkp8"
}

Output Example

{
    "Response": {
        "TotalCount": 1,
        "EnvironmentSet": [
            {
                "EnvironmentId": "devNs",
                "Remark": "devDemo",
                "MsgTTL": 100,
                "CreateTime": "2020-09-22 00:00:00",
                "UpdateTime": "2020-09-22 00:00:00",
                "NamespaceName": "devNs",
                "NamespaceId": "nsId",
                "TopicNum": 0,
                "RetentionPolicy": {
                    "TimeInMinutes": 0,
                    "SizeInMB": 0
                },
                "AutoSubscriptionCreation": true
            }
        ],
        "RequestId": "1004f1de-6fb8-41d5-965e-3aae8c87183a"
    }
}

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

Tencent Cloud CLI 3.0

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
AuthFailure.UnauthorizedOperation	CAM authentication failed.
InternalError.SystemError	System error.
InvalidParameterValue.InvalidParams	The parameter value is out of the value range.
MissingParameter.NeedMoreParams	A required parameter is missing.
ResourceNotFound.Cluster	The cluster does not exist.

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