Creating a Cache Preheating Task

Function

This API is used to create a cache preheating task.

URI

POST /v1.0/cdn/preheatingtasks

Table 1 lists the parameters.

**Table 1** Parameter description
Parameter	Mandatory	Type	Description
enterprise_project_id	No	String	Enterprise project to which the cache refreshing task is added. This parameter is valid only when the enterprise project function is enabled. The value all indicates all projects. This parameter is mandatory when you use an IAM user to call this API.

Request

Request parameters

Table 2 describes the request parameters.

**Table 2** Request parameter
Parameter	Mandatory	Type	Description
urls	Yes	Array of strings	Value example: http://abc.com/image/1.png. Use commas (,) to separate URLs from each other. Preheating for directories is not available yet. A single URL can contain a maximum of 10,240 characters. 1,000 URLs can be entered at a time.

Example request

Requested path

POST https://cdn.myhuaweicloud.com/v1.0/cdn/preheatingtasks?enterprise_project_id=0

{
    "preheatingTask":{
        "urls":[
            "http://www.example1.com/index.html",
            "http://www.example2.com/web"
            ]
        }
}

Response

Response parameters

Table 3 describes the response parameters.

**Table 3** Response parameters
Parameter	Type	Description
id	String	Task ID.
task_type	String	Type of a task. The value is either refresh or preheating.
status	String	Task result. task_done indicates that the preheating task succeeded. task_inprocess indicates that the task is being preheated.
processing	Integer	Number of URLs being processed.
succeed	Integer	Number of URLs processed.
failed	Integer	Number of URLs that failed to be processed.
total	Integer	Total number of tasks.
create_time	Integer	Time when the task is created, which is expressed as milliseconds since 1970-01-01 00:00:00 Coordinated Universal Time (UTC).
urls	Array of strings	URLs that need to be prefetched.

Example response

{
  "preheatingTask" : {
    "id" : "ff8080*********************c6e",
    "status" : "task_inprocess",
    "processing" : 2,
    "succeed" : 0,
    "failed" : 0,
    "urls" : [ "http://www.example1.com/index.html", "http://www.example2.com/web" ],
    "task_type" : "preheating",
    "total" : 2,
    "create_time" : 0
  }
}