OptionObject

Description

the browser will send a preflight request (OPTIONS) and bring a specific source domain, HTTP method and header information to OSS to decide whether to send a real request before sending a cross-domain request.

Request Method

POST

Request Path

/apsara/route/OneRouter/OptionObject

Request Parameters Common Parameters

Name	Location	Type	Required	Sample value	Description
Origin	BODY	string	Yes	http://www.example.com	request source field, used to mark cross-domain requests. Default value: None
Access-Control-Request-Method	BODY	string	Yes	PUT	indicates the method that will be used in the actual request. Default value: None
regionId	BODY	string	Yes	No sample value for this parameter.	region id
Access-Control-Request-Headers	BODY	string	Yes	x-oss-test	indicates the header other than the simple header used in the actual request. Default value: None
version	BODY	string	No	2016-01-01	version of api

Return data

Name	Type	Sample value	Description
Access-Control-Expose-Headers	string	Content-Length	list of headers allowed to be accessed in the client JavaScript.
Access-Control-Allow-Origin	string	http://www.example.com	Origin included in the request. If the request is not allowed, the response header does not contain the header.
Access-Control-Allow-Methods	string	PUT	HTTP methods that allow requests. If the request is not allowed, the response header does not contain the header.
Access-Control-Max-Age	integer	100	The time when the browser is allowed to cache preflight results, in seconds.
Access-Control-Allow-Headers	string	x-oss-test	list of headers allowed to be carried by the request. If the request contains an unallowed header, the header is not included and the request is rejected.

Example

Successful Response example

{
 "Access-Control-Expose-Headers":"Content-Length",
 "Access-Control-Allow-Origin":"http://www.example.com",
 "Access-Control-Allow-Methods":"PUT",
 "Access-Control-Max-Age":"100",
 "Access-Control-Allow-Headers":"x-oss-test"
}

Failed Response example

{
 "errorSample":
 {
  "resultCode":-1,
  "resultMsg":"system error",
  "result":null
 }

}