DescribePrefetchTasks

1. API Description

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

DescribePrefetchTasks is used to query the submission history and execution progress of preheating tasks. This interface can be used to query the tasks submitted by the CreatePrefetchTasks interface.

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

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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: DescribePrefetchTasks.
Version	Yes	String	Common Params. The value used for this API: 2022-09-01.
Region	No	String	Common Params. This parameter is not required.
ZoneId	No	String	ZoneId. The parameter is required.
StartTime	No	Timestamp ISO8601	Start time of the query. Either time or job-id is required.
EndTime	No	Timestamp ISO8601	End time of the query. Either time or job-id is required.
Offset	No	Integer	Offset for paginated queries. Default value: `0`.
Limit	No	Integer	Limit on paginated queries. Default value: `20`. Maximum value: `1000`.
Filters.N	No	Array of AdvancedFilter	Filtering condition. The maximum value of Filters.Values is 20. Detailed filtering conditions: job-id Filter based on task ID. job-id format: 1379afjk91u32h. Multiple values are not supported, Fuzzy search is not supported. target Filter based on target resource information. target format: http://www.qq.com/1.txt. Multiple values are not supported, Fuzzy search is not supported. domains Filter based on domain name. domains format: www.qq.com. Fuzzy search is not supported. statuses Filter based on task status. Fuzzy search is not supported. Options: processing: Processing success: Success failed: Failure timeout: Timeout

3. Output Parameters

Parameter Name	Type	Description
TotalCount	Integer	Total entries that match the specified query condition.
Tasks	Array of Task	List of tasks returned.
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 Querying Preheating Tasks

After the preheating task is submitted by using CreatePrefetchTasks, use this API to query the preheating task records and execution progress.

Input Example

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

{
    "ZoneId": "zone-z8m9mgx",
    "StartTime": "2022-02-09T00:00:00+08:00",
    "EndTime": "2022-02-09T23:59:00+08:00",
    "Limit": 1,
    "Offset": 7
}

Output Example

{
    "Response": {
        "RequestId": "abc-afhhakf-24hkahf-2424",
        "Tasks": [
            {
                "JobId": "20g9wz8m9mgx",
                "Status": "success",
                "Target": "http://www.qq.com/a.txt",
                "Type": "prefetch_url",
                "CreateTime": "2022-02-09T02:28:43Z",
                "UpdateTime": "2022-02-09T02:28:52Z"
            }
        ],
        "TotalCount": 8
    }
}

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
InternalError	Internal error.
InvalidParameter.ParameterError	Parameter error: Invalid “End time”. The interval between the start and end time cannot exceed 7 days.
OperationDenied	Operation denied.
UnauthorizedOperation.DomainEmpty	Authentication error.