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GET Object acl

Last updated: 2024-06-12 15:10:38

    Overview

    This API is used to query the ACL of an object. To call this API, you need to have permission to read the ACL of the object.
    

    Request

    Sample request

    GET /<ObjectKey>?acl HTTP/1.1
    Host: <BucketName-APPID>.cos.<Region>.myqcloud.com
    Date: GMT Date
    Authorization: Auth String
    Note:
    In Host: <BucketName-APPID>.cos.<Region>.myqcloud.com, <BucketName-APPID> is the bucket name followed by the APPID, such as examplebucket-1250000000 (see Bucket Overview > Basic Information and Bucket Overview > Bucket Naming Conventions), and <Region> is a COS region (see Regions and Access Endpoints).
    Authorization: Auth String (see Request Signature for more information).

    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 the application/xml data, which contains the object owner and authorization information.
    <AccessControlPolicy>
        <Owner>
            <ID>string</ID>
            <DisplayName>string</DisplayName>
        </Owner>
        <AccessControlList>
            <Grant>
                <Grantee xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="Group">
                    <URI>string</URI>
                </Grantee>
                <Permission>Enum</Permission>
            </Grant>
            <Grant>
                <Grantee xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="CanonicalUser">
                    <ID>string</ID>
                    <DisplayName>string</DisplayName>
                </Grantee>
                <Permission>Enum</Permission>
            </Grant>
        </AccessControlList>
    </AccessControlPolicy>
    The nodes are described as follows:
    Node Name (Keyword)
    Parent Node
    Description
    Type
    AccessControlPolicy
    None
    Stores the result of GET Object acl.
    Container
    Content of AccessControlPolicy:
    Node Name (Keyword)
    Parent Node
    Description
    Type
    Owner
    AccessControlPolicy
    Information about the object owner
    Container
    AccessControlList
    AccessControlPolicy
    Information about the grantee and permissions
    Container
    Content of AccessControlPolicy.Owner:
    Node Name (Keyword)
    Parent Node
    Description
    Type
    ID
    AccessControlPolicy.Owner
    Complete ID of the object owner, formatted as qcs::cam::uin/[OwnerUin]:uin/[OwnerUin]
    Example: qcs::cam::uin/100000000001:uin/100000000001
    string
    DisplayName
    AccessControlPolicy.Owner
    Name of the object owner
    string
    Content of AccessControlPolicy.AccessControlList:
    Node Name (Keyword)
    Parent Node
    Description
    Type
    Grant
    AccessControlPolicy.AccessControlList
    A single permission
    Container
    Content of AccessControlPolicy.AccessControlList.Grant:
    Node Name (Keyword)
    Parent Node
    Description
    Type
    Grantee
    AccessControlPolicy.AccessControlList.Grant
    Grantee information. xsi:type can be set to Group or CanonicalUser. If xsi:type is set to Group, the child node can contain only URI. If xsi:type is set to CanonicalUser, the child node can contain only ID and DisplayName.
    Container
    Permission
    AccessControlPolicy.AccessControlList.Grant
    Permission granted. For the enumerated values, such as READ and FULL_CONTROL, please see Actions on objects in ACL Overview.
    Enum
    Content of AccessControlPolicy.AccessControlList.Grant.Grantee:
    Node Name (Keyword)
    Parent Node
    Description
    Type
    URI
    AccessControlPolicy.AccessControlList.Grant.Grantee
    Preset user group. For more information, please see Preset user group in ACL Overview.
    Example: http://cam.qcloud.com/groups/global/AllUsers, http://cam.qcloud.com/groups/global/AuthenticatedUsers
    string
    ID
    AccessControlPolicy.AccessControlList.Grant.Grantee
    Compete ID of the grantee, formatted as qcs::cam::uin/[OwnerUin]:uin/[OwnerUin]
    Example: qcs::cam::uin/100000000001:uin/100000000001
    string
    DisplayName
    AccessControlPolicy.AccessControlList.Grant.Grantee
    Name of the grantee
    string

    Error codes

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

    Sample

    Request

    GET /exampleobject?acl HTTP/1.1
    Host: examplebucket-1250000000.cos.ap-beijing.myqcloud.com
    Date: Tue, 10 Sep 2019 08:29:26 GMT
    Authorization: q-sign-algorithm=sha1&q-ak=AKID8A0fBVtYFrNm02oY1g1JQQF0c3JO****&q-sign-time=1568104166;1568111366&q-key-time=1568104166;1568111366&q-header-list=date;host&q-url-param-list=acl&q-signature=207b3066eaf73a81d80cf12bf9db594a1172****
    Connection: close

    Response

    HTTP/1.1 200 OK
    Content-Type: application/xml
    Content-Length: 742
    Connection: close
    Date: Tue, 10 Sep 2019 08:29:26 GMT
    Server: tencent-cos
    x-cos-request-id: NWQ3NzVlZTZfYmIwMmEwOV83YTQ5XzEzNTcx****
    
    <AccessControlPolicy>
        <Owner>
            <ID>qcs::cam::uin/100000000001:uin/100000000001</ID>
            <DisplayName>qcs::cam::uin/100000000001:uin/100000000001</DisplayName>
        </Owner>
        <AccessControlList>
            <Grant>
                <Grantee xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="Group">
                    <URI>http://cam.qcloud.com/groups/global/AllUsers</URI>
                </Grantee>
                <Permission>READ</Permission>
            </Grant>
            <Grant>
                <Grantee xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="CanonicalUser">
                    <ID>qcs::cam::uin/100000000002:uin/100000000002</ID>
                    <DisplayName>qcs::cam::uin/100000000002:uin/100000000002</DisplayName>
                </Grantee>
                <Permission>READ_ACP</Permission>
            </Grant>
        </AccessControlList>
    </AccessControlPolicy>
    
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