获取对象访问权限

using System;
using System.Threading.Tasks;
using Amazon.Runtime;
using Amazon.S3;
using Amazon.S3.Model;

namespace DotNetSDK.ObjectOperation
{
    public class GetObjectACLExample
    {
        public static async Task GetObjectACL()
        {
            var accessKey = "YOUR_ACCESS_KEY";
            var secretKey = "YOUR_SECRET_KEY";
            var endpoint = "YOUR_ENDPOINT";
            var bucketName = "EXAMPLE_BUCKET";
            var key = "EXAMPLE_KEY";
            try
            {
                var credentials = new BasicAWSCredentials(accessKey, secretKey);
                var conf = new AmazonS3Config
                {
                    ServiceURL = endpoint
                };
                var s3Client = new AmazonS3Client(credentials, conf);
                var getAclRequest = new GetACLRequest()
                {
                    BucketName = bucketName,
                    Key = key
                };
                var result = await s3Client.GetACLAsync(getAclRequest);
                if (result.HttpStatusCode != System.Net.HttpStatusCode.OK)
                {
                    Console.WriteLine("fail to get ACL of bucket {0}, HttpStatusCode:{1}, ErrorCode:{2}.", bucketName, (int) result.HttpStatusCode, result.HttpStatusCode);
                    return;
                }

                foreach (var grant in result.AccessControlList.Grants)
                {
                    Console.WriteLine("Type:{0}, CanonicalUser:{1}, DisplayName:{2}, EmailAddress:{3}, URI:{4}, Permission:{5}",
                        grant.Grantee.Type, grant.Grantee.CanonicalUser, grant.Grantee.DisplayName, grant.Grantee.EmailAddress, grant.Grantee.URI, grant.Permission.Value);
                }

                Console.WriteLine("OwnerId:{0}, OwnerDisplayName:{1}.", result.AccessControlList.Owner.Id, result.AccessControlList.Owner.DisplayName);
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
            }
        }
    }
}