Last updated: 2021-05-26 17:44:11

1. API Description

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

This API (UpdateBucketCORSOpt) is used to configure CORS for COS.

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 parameter. The value used for this API: UpdateBucketCORSOpt.
Version Yes String Common parameter. The value used for this API: 2019-11-12.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
AllowedOrigins.N Yes Array of String Allowed access source. For details, see COS Documentation.
AllowedMethods.N Yes Array of String Allowed HTTP method(s). Multiple methods are allowed, including PUT, GET, POST, and HEAD. For details, see COS Documentation.
AllowedHeaders.N No Array of String Specifies the custom HTTP request headers that the browser is allowed to include in a CORS request. Wildcard (*) is supported, indicating allowing all headers (recommended). For details, see COS Documentation.
MaxAgeSeconds No Integer Sets the validity duration for the CORS configuration (in second). For details, see COS Documentation.
ExposeHeaders.N No Array of String CORS response header(s) that can be exposed to the browser, case-insensitive. If this parameter is not specified, the browser can access only simple response headers Cache-Control, Content-Type, Expires, and Last-Modified by default. For details, see COS Documentation.

3. Output Parameters

Parameter Name Type Description
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Setting COS cross-origin request

This example shows you how to set COS cross-origin request.

Input Example

&<Common request parameters>

Output Example

  "Response": {
    "RequestId": "s1609831145190946000"

5. Developer Resources


TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

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
FailedOperation Operation failed.
InternalError An internal error occurred.
InvalidParameter Incorrect parameter.
InvalidParameterValue Incorrect parameter value.
MissingParameter Missing parameter.
OperationDenied Operation denied
UnauthorizedOperation.ServiceNotOpened The service is not activated.