public Task <AccessMode> GetBucketAclAsync(string bucketName)
{
if (string.IsNullOrEmpty(bucketName))
{
throw new ArgumentNullException(nameof(bucketName));
}
GetBucketAclRequest request = new GetBucketAclRequest
{
BucketName = bucketName,
};
GetBucketAclResponse response = _client.GetBucketAcl(request);
if (response.StatusCode != HttpStatusCode.OK || response.AccessControlList == null)
{
throw new Exception($"Get bucket '{bucketName}' ACL failed. response code is {response.StatusCode}, response data: {JsonUtil.SerializeObject(response)}");
}
bool hasAllUser = false;
List <PermissionEnum> permissions = new List <PermissionEnum>();
foreach (var item in response.AccessControlList.Grants)
{
if (item.Grantee is GroupGrantee grantee)
{
if (grantee.GroupGranteeType == GroupGranteeEnum.AllUsers)
{
hasAllUser = true;
if (item.Permission != null)
{
permissions.Add(item.Permission.Value);
}
}
}
}
if (hasAllUser && permissions.Count > 0)
{
if (permissions.Any(p => p == PermissionEnum.FullControl) ||
permissions.Any(p => p == PermissionEnum.Write) ||
(permissions.Any(p => p == PermissionEnum.Read) && permissions.Any(p => p == PermissionEnum.Write)))
{
return(Task.FromResult(AccessMode.PublicReadWrite));
}
else if (permissions.Any(p => p == PermissionEnum.Read))
{
return(Task.FromResult(AccessMode.PublicRead));
}
}
return(Task.FromResult(AccessMode.Private));
}
static void GetBucketACL()
{
try
{
GetBucketAclRequest request = new GetBucketAclRequest()
{
BucketName = bucketName
};
GetBucketAclResponse response = client.GetBucketAcl(request);
Console.WriteLine("Get bucket acl response: {0}", response.StatusCode);
foreach (Grant grant in response.AccessControlList.Grants)
{
Console.WriteLine("Grant permission: {0}", grant.Permission);
}
}
catch (ObsException ex)
{
Console.WriteLine(string.Format("Exception errorcode: {0}, when get bucket acl.", ex.ErrorCode));
Console.WriteLine("Exception errormessage: {0}", ex.ErrorMessage);
}
}
/// <summary>
/// 获取桶访问权限。
/// </summary>
/// <param name="request">获取桶访问权限的请求参数。</param>
/// <returns>获取桶访问权限的响应结果。</returns>
public GetBucketAclResponse GetBucketAcl(GetBucketAclRequest request)
{
return(DoRequest <GetBucketAclRequest, GetBucketAclResponse>(request));
}
/// <summary>
/// Start the asynchronous request for obtaining a bucket ACL.
/// </summary>
/// <param name="request">Parameters in a request for obtaining a bucket ACL</param>
/// <param name="callback">Asynchronous request callback function</param>
/// <param name="state">Asynchronous request status object</param>
/// <returns>Response to the asynchronous request</returns>
public IAsyncResult BeginGetBucketAcl(GetBucketAclRequest request, AsyncCallback callback, object state)
{
return(BeginDoRequest <GetBucketAclRequest>(request, callback, state));
}