此操作用来返回指定Bucket的Policy。只有根用户和拥有GET Bucket Policy权限的子用户才能执行此操作，否则会返回403 AccessDenied错误。如果Bucket没有Policy，返回404，NoSuchPolicy错误。

请求语法

GET /?policy HTTP/1.1
Host: BucketName.oos-cn.ctyunapi.cn
Date: date
Authorization: SignatureValue

请求参数

请求示例

GET /?policy HTTP/1.1
Host: example-bucket.oos-cn.ctyunapi.cn
Content-MD5: 1B2M2Y8AsgTpgAmY7PhCfg==
Content-Type: application/octet-stream
X-Amz-Content-Sha256: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Date: Sun, 28 Apr 2024 06:13:38 GMT
Authorization: SignatureValue

响应示例

HTTP/1.1 200 OK
Content-Type: application/xml;charset=UTF-8
x-amz-request-id: 2d3abf4e95fa4a092b9e91a095a2a4aa696b725f6163656769
Date: Sun, 28 Apr 2024 06:13:38 GMT
Content-Length: 465
Server: CTYUN

{
  "Version":"2012-10-17",
  "Id":"*",
  "Statement":[
    {
      "Sid":"*",
      "Effect":"Allow",
      "Principal":{ "CTYUN": "arn:ctyun:iam::32fefj64y54gc:user/test1" },
      "Action":"oos:*",
      "Resource":"arn:ctyun:oos:::example-bucket/*",
      "Condition":{
        "StringLike":{
          "ctyun:Referer":[
            "https://www.ctyun.cn/*",
            "https://ctyun.cn/*"
          ]
        }
      }
    }
  ]
}