PreloadVodObjectCaches - API Reference| Alibaba Cloud Documentation Center

Note

This operation is available only in the China (Shanghai) region.
You can submit a maximum of 500 requests to prefetch resources based on URLs each day by using an Alibaba Cloud account. You cannot prefetch resources based on directories.
You can call the RefreshVodObjectCaches operation to refresh content and the PreloadVodObjectCaches operation to prefetch content.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters


Parameter	Type	Required	Example	Description
Action	String	Yes	PreloadVodObjectCaches	The operation that you want to perform. Set the value to PreloadVodObjectCaches.
ObjectPath	String	Yes	vod.test.com/test.txt	The URL of the file to be prefetched. Separate multiple URLs with line breaks (\n or \r\n).

Response parameters


Parameter	Type	Example	Description
PreloadTaskId	String	9524****	The ID of the prefetch task. Separate multiple task IDs with commas (,).
RequestId	String	E5BD4B50-7A02-493A-*****-97B9024B4135	The ID of the request.

Examples

Sample requests

https://vod.aliyuncs.com/?Action=PreloadVodObjectCaches
&ObjectPath=vod.test.com/test.txt
&<Common request parameters>

Sample success responses

XML format

<PreloadVodObjectCachesResponse>
    <PreloadTaskId>9525****</PreloadTaskId>
    <RequestId>5FF9B16E-FBAC-48E5-****-65B5F0184DB3</RequestId>
</PreloadVodObjectCachesResponse>

JSON format

{
  "PreloadTaskId": "9524****",
  "RequestId": "E5BD4B50-7A02-493A-****-97B9024B4135"
}

Error codes

For a list of error codes, visit the API Error Center.

Common errors

The following table describes the common errors that this operation can return.


Error code	Error message	HTTP status code	Description
Throttling	Request was denied due to request throttling.	503	The error message returned because the request was denied due to throttling.
IllegalOperation	Illegal domain operate is not permitted.	403	The error message returned because the domain name is invalid.
OperationDenied	Your account does not open VOD service yet.	403	The error message returned because ApsaraVideo VOD has not been activated for your Alibaba Cloud account.
OperationDenied.Suspended	Your VOD service is suspended.	403	The error message returned because your Alibaba Cloud account has overdue payments. Add funds to your account. If you do not settle your overdue payments within 15 days, you must re-activate ApsaraVideo VOD after you settle all the overdue payments.
InvalidDomain.NotFound	The domain provided does not belong to you.	404	The error message returned because the domain name does not exist or does not belong to you.
InvalidDomain.Offline	The domain provided is offline.	404	The error message returned because the domain name has been disabled.
QuotaExceeded.Refresh	You’ve exceeded the prescribed refresh limits.	400	The error message returned because the number of requests to refresh or prefetch the content exceeds the upper limit on the current day.
PreloadQueueFull	Preload queue is full, please try again later!	403	The error message returned because the number of URLs of the files being prefetched has reached the upper limit. Try again later.
InvalidDomain.Configure_failed	Failed to configure the provided domain.	500	The error message returned because the system failed to configure the domain name and cannot refresh or prefetch the content.
MissingParameter	The input parameter “ObjectPath” that is mandatory for processing this request is not supplied.	400	The error message returned because the ObjectPath parameter is not specified.
InvalidObjectPath.Malformed	The specific value of parameter ObjectPath is malformed.	400	The error message returned because the value of the ObjectPath parameter is in an invalid format.
InvalidExtensiveDomain.ValueNotSupported	Extensive domain not supported.	400	The error message returned because the domain name contains a wildcard character.
InvalidObjectPath.Size.Malformed	The size of ObjectPath is bigger than 1000.	400	The error message returned because a maximum of 1,000 URLs of files can be prefetched at a time.