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    GET Bucket cors

    Last updated: 2021-10-22 12:53:34
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      Overview

      This API is used to query the CORS configuration set for a bucket.

      API Explorer is recommended.
      Debug
      API Explorer makes it easy to make online API calls, verify signatures, generate SDK code, search for APIs, etc. You can also use it to query the content of each request as well as its response.

      Request

      Sample request

      GET /?cors HTTP/1.1
Host: <BucketName-APPID>.cos.<Region>.myqcloud.com
Date: GMT Date
Authorization: Auth String
      Note：

      Request parameters

      This API has no request parameter.

      Request headers

      This API only uses Common Request Headers.

      Request body

      This API does not have a request body.

      Response

      Response headers

      This API only returns Common Response Headers.

      Response body

      A successful query returns application/xml data, which contains all information about the CORS configuration of the bucket.

      <?xml version='1.0' encoding='utf-8' ?>
<CORSConfiguration>
<CORSRule>
<AllowedOrigin>string</AllowedOrigin>
<AllowedMethod>enum</AllowedMethod>
<AllowedMethod>enum</AllowedMethod>
<AllowedHeader>string</AllowedHeader>
<AllowedHeader>string</AllowedHeader>
<ExposeHeader>string</ExposeHeader>
<ExposeHeader>string</ExposeHeader>
<MaxAgeSeconds>integer</MaxAgeSeconds>
</CORSRule>
<CORSRule>
<ID>string</ID>
<AllowedOrigin>string</AllowedOrigin>
<AllowedOrigin>string</AllowedOrigin>
<AllowedMethod>enum</AllowedMethod>
<AllowedMethod>enum</AllowedMethod>
<AllowedHeader>string</AllowedHeader>
<ExposeHeader>string</ExposeHeader>
<ExposeHeader>string</ExposeHeader>
<MaxAgeSeconds>integer</MaxAgeSeconds>
</CORSRule>
</CORSConfiguration>

      The nodes are described as follows:

      Node Name (Keyword) Parent Node Description Type
      CORSConfiguration None Stores the result of GET Bucket cors. Container

      Content of CORSConfiguration:

      Node Name (Keyword) Parent Node Description Type
      CORSRule CORSConfiguration A single CORS rule Container

      Content of CORSRule:

      Node Name (Keyword) Parent Node Description Type
      AllowedOrigin CORSConfiguration.CORSRule An origin allowed, which can contain or be *. More than one AllowedOrigin can be configured for a single CORSRule. string
      AllowedMethod CORSConfiguration.CORSRule An HTTP method allowed, which corresponds to the Access-Control-Allow-Methods header in the response to a CORS request. More than one AllowedMethod can be configured for a single CORSRule. Enumerated values: PUT, GET, POST, DELETE, HEAD enum
      AllowedHeader CORSConfiguration.CORSRule A custom HTTP request header (case-insensitive) that the browser is allowed to include in a CORS request. It can be *. More than one AllowedHeader can be configured for a single CORSRule. string
      ExposeHeader CORSConfiguration.CORSRule A CORS response header (case-insensitive) that can be exposed to the browser. More than one ExposeHeader can be configured for a single CORSRule. string
      MaxAgeSeconds CORSConfiguration.CORSRule Validity period of the CORS configuration, in seconds. This parameter corresponds to the Access-Control-Max-Age header in the response to the CORS request. Only one MaxAgeSeconds can be configured for a single CORSRule. integer
      ID CORSConfiguration.CORSRule ID of a single CORSRule. If this node exists, PUT Bucket cors has set an ID for the CORS rule. Only one ID can be set for a single CORSRule at most. string

      Error codes

      This API returns common error responses and error codes. For more information, please see Error Codes.

      Samples

      Request

      GET /?cors HTTP/1.1
Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
Date: Thu, 09 Jul 2020 11:15:12 GMT
Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1594293312;1594300512&q-key-time=1594293312;1594300512&q-header-list=date;host&q-url-param-list=cors&q-signature=8c00249260b2535056d2ef8fc43ecd675515****
Connection: close

      Response

      HTTP/1.1 200 OK
Content-Type: application/xml
Content-Length: 1196
Connection: close
Date: Thu, 09 Jul 2020 11:15:12 GMT
Server: tencent-cos
x-cos-request-id: NWYwNmZjNDBfN2ViMTJhMDlfZDNjOV8xYjdk****
<?xml version='1.0' encoding='utf-8' ?>
<CORSConfiguration>
<CORSRule>
<AllowedOrigin>*</AllowedOrigin>
<AllowedMethod>GET</AllowedMethod>
<AllowedMethod>HEAD</AllowedMethod>
<AllowedHeader>Range</AllowedHeader>
<AllowedHeader>x-cos-server-side-encryption-customer-algorithm</AllowedHeader>
<AllowedHeader>x-cos-server-side-encryption-customer-key</AllowedHeader>
<AllowedHeader>x-cos-server-side-encryption-customer-key-MD5</AllowedHeader>
<ExposeHeader>Content-Length</ExposeHeader>
<ExposeHeader>ETag</ExposeHeader>
<ExposeHeader>x-cos-meta-author</ExposeHeader>
<MaxAgeSeconds>600</MaxAgeSeconds>
</CORSRule>
<CORSRule>
<ID>example-id</ID>
<AllowedOrigin>https://example.com</AllowedOrigin>
<AllowedOrigin>https://example-1.com</AllowedOrigin>
<AllowedMethod>PUT</AllowedMethod>
<AllowedMethod>GET</AllowedMethod>
...
<AllowedMethod>HEAD</AllowedMethod>
<AllowedHeader>*</AllowedHeader>
<ExposeHeader>Content-Length</ExposeHeader>
<ExposeHeader>ETag</ExposeHeader>
<ExposeHeader>x-cos-meta-author</ExposeHeader>
<MaxAgeSeconds>600</MaxAgeSeconds>
</CORSRule>
</CORSConfiguration>

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