public string GetMetaTime(string a, string b)
{
string c;
var client = new OssClient(FMD5list[13], FMD5list[14], FMD5list[15]);
try
{
using (var fs = File.Open(a, FileMode.Open))
{
// 获取文件元信息。
if (a == "")
{
var oldMeta = client.GetObjectMetadata("bf1report", b);
c = oldMeta.ToString();
}
else
{
var oldMeta = client.GetObjectMetadata("bf1report", a + "/" + b);
c = oldMeta.ToString();
}
}
Console.WriteLine("C:" + c);
return(c);
}
catch (Exception ex)
{
Console.WriteLine("Put object failed, {0}", ex.Message);
return(c = "");
}
}
private static List <PartETag> UploadPartCopys(String targetBucket, String targetObject, String sourceBucket, String sourceObject,
String uploadId, int partSize)
{
var metadata = client.GetObjectMetadata(sourceBucket, sourceObject);
var fileSize = metadata.ContentLength;
var partCount = (int)fileSize / partSize;
if (fileSize % partSize != 0)
{
partCount++;
}
var partETags = new List <PartETag>();
for (var i = 0; i < partCount; i++)
{
var skipBytes = (long)partSize * i;
var size = (partSize < fileSize - skipBytes) ? partSize : (fileSize - skipBytes);
var request =
new UploadPartCopyRequest(targetBucket, targetObject, sourceBucket, sourceObject, uploadId)
{
PartSize = size,
PartNumber = i + 1,
BeginIndex = skipBytes
};
var result = client.UploadPartCopy(request);
partETags.Add(result.PartETag);
}
return(partETags);
}
public static void SyncAppendObject(string bucketName)
{
const string key = "AppendObject";
long position = 0;
ulong initCrc = 0;
try
{
var metadata = client.GetObjectMetadata(bucketName, key);
position = metadata.ContentLength;
initCrc = ulong.Parse(metadata.Crc64);
}
catch (Exception) {}
try
{
using (var fs = File.Open(fileToUpload, FileMode.Open))
{
var request = new AppendObjectRequest(bucketName, key)
{
ObjectMetadata = new ObjectMetadata(),
Content = fs,
Position = position,
InitCrc = initCrc
};
var result = client.AppendObject(request);
position = result.NextAppendPosition;
initCrc = result.HashCrc64Ecma;
Console.WriteLine("Append object succeeded, next append position:{0}", position);
}
// append object by using NextAppendPosition
using (var fs = File.Open(fileToUpload, FileMode.Open))
{
var request = new AppendObjectRequest(bucketName, key)
{
ObjectMetadata = new ObjectMetadata(),
Content = fs,
Position = position,
InitCrc = initCrc
};
var result = client.AppendObject(request);
position = result.NextAppendPosition;
Console.WriteLine("Append object succeeded too, next append position:{0}", position);
}
}
catch (OssException ex)
{
Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
Console.WriteLine("Failed with error info: {0}", ex.Message);
}
}
public static void GetObjectBySignedUrlWithWebRequest(string bucketName, string key)
{
try
{
var metadata = client.GetObjectMetadata(bucketName, key);
var etag = metadata.ETag;
var req = new GeneratePresignedUriRequest(bucketName, key, SignHttpMethod.Get);
req.AddQueryParam("param1", "value1");
req.ContentType = "text/html";
req.ContentMd5 = etag;
req.AddUserMetadata("mk1", "mv1");
req.ResponseHeaders.CacheControl = "No-Cache";
req.ResponseHeaders.ContentEncoding = "utf-8";
req.ResponseHeaders.ContentType = "text/html";
// Generates url signature for accessing specified object.
var uri = client.GeneratePresignedUri(req);
var webRequest = (HttpWebRequest)WebRequest.Create(uri);
webRequest.ContentType = "text/html";
webRequest.Headers.Add(HttpRequestHeader.ContentMd5, etag);
webRequest.Headers.Add("x-oss-meta-mk1", "mv1");
var resp = webRequest.GetResponse() as HttpWebResponse;
var output = resp.GetResponseStream();
var bufferSize = 2048;
var bytes = new byte[bufferSize];
try
{
using (StreamWriter outfile = new StreamWriter(fileToSave))
{
var length = 0;
do
{
length = output.Read(bytes, 0, bufferSize);
outfile.Write(bytes);
} while (length > 0);
}
output.Close();
Console.WriteLine("Get object by signatrue succeeded.");
}
catch (Exception ex)
{
Console.WriteLine("ex : " + ex.Message);
}
}
catch (OssException ex)
{
Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
Console.WriteLine("Failed with error info: {0}", ex.Message);
}
}
/// <summary>
/// 获取元数据
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public MessageRecorder <ObjectMetadata> GetObjectMetadata(string key)
{
var r = new MessageRecorder <ObjectMetadata>();
try
{
r.Value = _client.GetObjectMetadata(BucketName, key);
return(r.Info("获取文件元数据成功"));
}
catch (Exception ex)
{
return(r.Error($"获取文件元数据失败. 原因：{ex.Message}"));
}
}
public static void RestoreArchiveObject(string bucketName, string key, bool waitUtilFinished = true, int maxWaitTimeInSeconds = 600)
{
RestoreObjectResult result = client.RestoreObject(bucketName, key);
if (result.HttpStatusCode != HttpStatusCode.Accepted || !waitUtilFinished)
{
throw new OssException(result.RequestId + ", " + result.HttpStatusCode + " ,");
}
while (maxWaitTimeInSeconds > 0)
{
var meta = client.GetObjectMetadata(bucketName, key);
string restoreStatus = meta.HttpMetadata["x-oss-restore"] as string;
if (restoreStatus != null && restoreStatus.StartsWith("ongoing-request=\"false\"", StringComparison.InvariantCultureIgnoreCase))
{
break;
}
Thread.Sleep(1000);
maxWaitTimeInSeconds--;
}
if (maxWaitTimeInSeconds == 0)
{
throw new TimeoutException();
}
}
public static void ModifyObjectMeta(string bucketName)
{
const string key = "key1";
try
{
byte[] binaryData = Encoding.ASCII.GetBytes("forked from aliyun/aliyun-oss-csharp-sdk ");
var stream = new MemoryStream(binaryData);
client.PutObject(bucketName, key, stream);
var oldMeta = client.GetObjectMetadata(bucketName, key);
var newMeta = new ObjectMetadata()
{
ContentType = "application/msword",
ExpirationTime = oldMeta.ExpirationTime,
ContentEncoding = null,
CacheControl = ""
};
client.ModifyObjectMeta(bucketName, key, newMeta);
Console.WriteLine("Modify object meta succeeded");
}
catch (OssException ex)
{
Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
Console.WriteLine("Failed with error info: {0}", ex.Message);
}
}
public static void GetObjectPartly()
{
const string localFilePath = "<your localFilePath>";
const string bucketName = "<your bucketName>";
const string fileKey = "<your fileKey>";
const string accessId = "<your access id>";
const string accessKey = "<your access key>";
_client = new OssClient(accessId, accessKey);
using (var fileStream = new FileStream(localFilePath, FileMode.OpenOrCreate))
{
var bufferedStream = new BufferedStream(fileStream);
var objectMetadata = _client.GetObjectMetadata(bucketName, fileKey);
var fileLength = objectMetadata.ContentLength;
const int partSize = 1024 * 1024 * 10;
var partCount = CalPartCount(fileLength, partSize);
for (var i = 0; i < partCount; i++)
{
var startPos = partSize * i;
var endPos = partSize * i + (partSize < (fileLength - startPos) ? partSize : (fileLength - startPos)) - 1;
Download(bufferedStream, startPos, endPos, localFilePath, bucketName, fileKey);
}
bufferedStream.Flush();
}
}
public static void GetObjectPartly()
{
const string localFilePath = "<your localFilePath>";
const string bucketName = "<your bucketName>";
const string fileKey = "<your fileKey>";
const string accessId = "<your access id>";
const string accessKey = "<your access key>";
_client = new OssClient(accessId, accessKey);
using (var fileStream = new FileStream(localFilePath, FileMode.OpenOrCreate))
{
var bufferedStream = new BufferedStream(fileStream);
var objectMetadata = _client.GetObjectMetadata(bucketName, fileKey);
var fileLength = objectMetadata.ContentLength;
const int partSize = 1024 * 1024 * 10;
var partCount = CalPartCount(fileLength, partSize);
for (var i = 0; i < partCount; i++)
{
var startPos = partSize * i;
var endPos = partSize * i + (partSize < (fileLength - startPos) ? partSize : (fileLength - startPos)) - 1;
Download(bufferedStream, startPos, endPos, localFilePath, bucketName, fileKey);
}
bufferedStream.Flush();
}
}
private void button1_Click(object sender, EventArgs e)
{
if (dataGridView1.RowCount != 0)
{
try
{
string o = "";
List <string> Text = new List <string>();
XmlDocument doc = new XmlDocument();
int index = dataGridView1.CurrentRow.Index;
doc.Load("http://bf1report.oss-cn-beijing.aliyuncs.com/Data/" + dataGridView1.Rows[index].Cells[0].Value.ToString() + ".xml");
var client = new OssClient(a, b, c);
var oldMeta = client.GetObjectMetadata("bf1report", "Data/" + dataGridView1.Rows[index].Cells[0].Value.ToString() + ".xml");
o = "Game:" + oldMeta.UserMetadata["gamebb"] + "\n";
XmlNodeList nodes = doc.SelectNodes("/ReportText/Evil");
foreach (XmlNode node in nodes)
{
o = o + node.InnerText + "\n";
}
richTextBox1.Text = o;
richTextBox1.SelectAll(); //全选
richTextBox1.Copy(); //复制
}
catch
{ }
}
}
public MemoryStream GetObjectPartly(string bucketName, string key)
{
try
{
OssClient client = CommonHelper.CreateOssClient();
var memoryStream = new MemoryStream();
var objectMetadata = client.GetObjectMetadata(bucketName, key);
var fileLength = objectMetadata.ContentLength;
const int partSize = 1024 * 1024 * 10;
var partCount = CalPartCount(fileLength, partSize);
for (var i = 0; i < partCount; i++)
{
var startPos = partSize * i;
var endPos = partSize * i + (partSize < (fileLength - startPos) ? partSize : (fileLength - startPos)) - 1;
Download(memoryStream, startPos, endPos, bucketName, key, client);
}
return(memoryStream);
}
catch (Exception)
{
_commonFun.AlertLongText("操作异常,请重试。-->NotifiMngViewModel");
return(null);
}
}
/// <inheritdoc/>
public async Task <BlobFileInfo> GetBlobFileInfo(string containerName, string blobName)
{
try
{
return(await Task.Run(() =>
{
var key = $"{containerName}/{blobName}";
var result = _ossClient.GetObjectMetadata(_cfg.BucketName, key);
return new BlobFileInfo
{
Container = containerName,
ETag = result.ETag,
LastModified = result.LastModified,
Name = blobName,
Length = result.ContentLength,
Url = string.Format(_baseUrl, containerName, blobName),
ContentMD5 = result.ContentMd5,
ContentType = result.ContentType
};
}));
}
catch (Exception ex)
{
throw new StorageException(StorageErrorCode.PostError.ToStorageError(),
new Exception(ex.ToString()));
}
}
/// <summary>
/// 拷贝大文件
/// </summary>
/// <param name="client"></param>
/// <param name="sourceBucket">源空间</param>
/// <param name="sourceKey">源文件</param>
/// <param name="optBucket">目标空间</param>
/// <param name="optKey">目标文件</param>
/// <returns></returns>
private CopyFileResultDto CopyBigFile(OssClient client, string sourceBucket, string sourceKey,
string optBucket, string optKey)
{
var initiateMultipartUploadRequest = new InitiateMultipartUploadRequest(optBucket, optKey);
var result = client.InitiateMultipartUpload(initiateMultipartUploadRequest);
var partSize = Core.Tools.GetPartSize(ChunkUnit.U4096K);
var metadata = client.GetObjectMetadata(sourceBucket, sourceKey);
var fileSize = metadata.ContentLength;
var partCount = (int)fileSize / partSize;
if (fileSize % partSize != 0)
{
partCount++;
}
// 开始分片拷贝。
var partETags = new List <PartETag>();
for (var i = 0; i < partCount; i++)
{
var skipBytes = (long)partSize * i;
var size = (partSize < fileSize - skipBytes) ? partSize : (fileSize - skipBytes);
// 创建UploadPartCopyRequest。可以通过UploadPartCopyRequest指定限定条件。
var uploadPartCopyRequest =
new UploadPartCopyRequest(optBucket, optKey, sourceBucket, sourceKey,
result.UploadId)
{
PartSize = size,
PartNumber = i + 1,
// BeginIndex用来定位此次上传分片开始所对应的位置。
BeginIndex = skipBytes
};
// 调用uploadPartCopy方法来拷贝每一个分片。
var uploadPartCopyResult = client.UploadPartCopy(uploadPartCopyRequest);
Console.WriteLine("UploadPartCopy : {0}", i);
partETags.Add(uploadPartCopyResult.PartETag);
}
// 完成分片拷贝。
var completeMultipartUploadRequest =
new CompleteMultipartUploadRequest(optBucket, optKey, result.UploadId);
// partETags为分片上传中保存的partETag的列表，OSS收到用户提交的此列表后，会逐一验证每个数据分片的有效性。全部验证通过后，OSS会将这些分片合成一个完整的文件。
foreach (var partETag in partETags)
{
completeMultipartUploadRequest.PartETags.Add(partETag);
}
var ret = client.CompleteMultipartUpload(completeMultipartUploadRequest);
if (ret.HttpStatusCode == HttpStatusCode.OK)
{
return(new CopyFileResultDto(true, sourceKey, "success"));
}
return(new CopyFileResultDto(false, sourceKey,
$"RequestId：{ret.RequestId}，HttpStatusCode：{ret.HttpStatusCode}"));
}
/// <summary>
/// 获取文件长度
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public long GetFileLength(string name)
{
OssClient client = new OssClient(m_endPoint, m_keyID, m_keySecret);
var objectMetadata = client.GetObjectMetadata(m_bucket, name);
var fileLength = objectMetadata.ContentLength;
return(fileLength);
}
public ValueTask <FileSystemEntry> ReadMetadataAsync(string filePath, CancellationToken cancellation = default)
{
ObjectMetadata fileMetadata = null;
filePath = filePath?.Replace('\\', '/').TrimStart('/');
if (string.IsNullOrEmpty(filePath))
{
// Root Folder
return(new ValueTask <FileSystemEntry>(new FileSystemEntry {
Attributes = FileAttributes.Normal | FileAttributes.Directory,
Size = 0,
Name = string.Empty
}));
}
var client = new OssClient(_OssConfig.OssEndpoint, _OssConfig.AccessKeyId, _OssConfig.AccessKeySecret);
if (filePath.EndsWith('/'))
{
if (_IsDirectory(filePath, client))
{
return(new ValueTask <FileSystemEntry>(new FileSystemEntry {
Attributes = FileAttributes.Normal | FileAttributes.Directory,
Size = 0,
Name = GetRelativeName(filePath)
}));
}
}
else
{
try
{
fileMetadata = client.GetObjectMetadata(_OssConfig.BucketName, filePath);
return(new ValueTask <FileSystemEntry>(new FileSystemEntry {
Attributes = FileAttributes.Normal,
ModificationDate = fileMetadata.LastModified,
Size = fileMetadata.ContentLength,
Name = GetRelativeName(filePath)
}));
}
catch
{
// No such file
}
if (fileMetadata == null)
{
if (_IsDirectory(filePath, client))
{
return(new ValueTask <FileSystemEntry>(new FileSystemEntry {
Attributes = FileAttributes.Normal | FileAttributes.Directory,
Size = 0,
Name = GetRelativeName(filePath)
}));
}
}
}
return(default);
public async Task <BlobDescriptor> GetBlobDescriptorAsync(string containerName, string blobName)
{
try
{
return(await Task.Run(() =>
{
var props = _ossClient.GetObjectMetadata(containerName, blobName);
var userMeta = props.UserMetadata;
return new BlobDescriptor
{
Name = blobName,
Container = containerName,
Url = _baseUrl + "/" + containerName + "/" + blobName,
ContentType = props.ContentType,
ContentMD5 = userMeta != null && userMeta.ContainsKey("ContentMD5") ? userMeta["ContentMD5"] : null,
ETag = props.ETag,
LastModified = props.LastModified,
Length = props.ContentLength,
};
}));
}
catch (Exception e)
{
if (e.IsOssStorageException())
{
throw e.Convert();
}
else
{
var webEx = e as WebException;
if (webEx?.Status == System.Net.WebExceptionStatus.ProtocolError)
{
throw new StorageException(new StorageError()
{
Code = (int)StorageErrorCode.InvalidCredentials, Message = "访问被拒绝，请检查配置！"
}, webEx);
}
}
throw;
}
}
protected void Page_Load(object sender, EventArgs e)
{
byte[] buffer = new Byte[10000];
int length = 0;
long dataToRead;
int offset = 0;
int count = 300000;
var client = new OssClient("oss-cn-hangzhou-zjzwy01-d01-a.cloud.zj.gov.cn", "qAALhWQY2oMy1cwE", "1XfG1fugfUt8v3BfoYEnCuVHlGQrYA");
var _filePath = "迁云前数据库备份/套红正文.pdf";
try
{
dataToRead = client.GetObjectMetadata("oa-oss", _filePath).ContentLength;
Response.Clear();
Response.ClearHeaders();
Response.ClearContent();
Response.ContentType = "application/pdf";
Response.AddHeader("Content-Length", dataToRead.ToString());
while (dataToRead > 0)
{
if (dataToRead < count)
{
count = (int)dataToRead;
}
buffer = Read(client, _filePath, offset, count);
offset += count;
if (Response.IsClientConnected)
{
Response.OutputStream.Write(buffer, 0, count);
Response.Flush();
buffer = new Byte[count];
dataToRead = dataToRead - count;
}
else
{
dataToRead = -1;
}
}
}
catch (Exception ex)
{
Response.Write("Error : " + ex.StackTrace + ex.Message);;
}
finally
{
Response.End();
}
}
public void GetObjectPartly(string objectKey, string folderPath, int partCount)
{
string filePath = folderPath + "\\" + objectKey.Substring(objectKey.LastIndexOf("/") + 1);
using (var fileStream = new FileStream(filePath, FileMode.OpenOrCreate))
{
var bufferedStream = new BufferedStream(fileStream);
var objectMetadata = client.GetObjectMetadata(bucketName, objectKey);
var fileLength = objectMetadata.ContentLength;
long partSize = fileLength / partCount;
for (var i = 0; i < partCount; i++)
{
var startPos = partSize * i;
var endPos = partSize * i + (partSize < (fileLength - startPos) ? partSize : (fileLength - startPos)) - 1;
Download(bufferedStream, startPos, endPos, filePath, bucketName, objectKey);
}
bufferedStream.Flush();
}
}
/// <summary>
/// 追加上传
/// </summary>
/// <param name="bucketName"></param>
/// <param name="fileToUpload"></param>
/// <returns></returns>
public string SyncAppendObject(string bucketName, string fileToUpload)
{
string key = DateTime.Now.ToSerialNumber() + Path.GetExtension(fileToUpload);
long position = 0;
try
{
var metadata = client.GetObjectMetadata(bucketName, key);
position = metadata.ContentLength;
}
catch (Exception) { }
try
{
using (var fs = File.Open(fileToUpload, FileMode.Open))
{
var request = new AppendObjectRequest(bucketName, key)
{
ObjectMetadata = new ObjectMetadata(),
Content = fs,
Position = position
};
var result = client.AppendObject(request);
position = result.NextAppendPosition;
}
// append object by using NextAppendPosition
using (var fs = File.Open(fileToUpload, FileMode.Open))
{
var request = new AppendObjectRequest(bucketName, key)
{
ObjectMetadata = new ObjectMetadata(),
Content = fs,
Position = position
};
var result = client.AppendObject(request);
position = result.NextAppendPosition;
}
}
catch (OssException ex)
{
}
catch (Exception ex)
{
}
return(key);
}
private FileMeta GetObjectMeta(string bucketName, string key)
{
var metaData = _ossClient.GetObjectMetadata(bucketName, key);
return(new FileMeta
{
Path = key,
Name = Path.GetFileName(key),
Size = metaData.ContentLength,
ETag = metaData.ETag,
LastModified = metaData.LastModified,
Crc64 = metaData.Crc64,
Md5 = metaData.ContentMd5
});
}
//追加文件（防止添加重复相片）
public static void AppendObject()
{
//第一次追加文件的时候，文件可能已经存在，先获取文件的当前长度，如果不存在，position为0，如果存在则不会添加进去
long position = 0;
try
{
var client = new OssClient("oss-cn-shenzhen.aliyuncs.com", "LTAId7dsrQHujhU5", "O3nQOqai4yXrvGCKNbvgrKuU8f7U7p");
var metadata = client.GetObjectMetadata("flowera", "2.jpg");
position = metadata.ContentLength;
}
catch (Exception) { }
try
{
var client = new OssClient("oss-cn-shenzhen.aliyuncs.com", "LTAId7dsrQHujhU5", "O3nQOqai4yXrvGCKNbvgrKuU8f7U7p");
using (var fs = File.Open("D:/Users/pc/Desktop/个人文件/AlbumProject/AlbumProject/Content/2.jpg", FileMode.Open))
{
var request = new AppendObjectRequest("flowera", "2.jpg")
{
ObjectMetadata = new ObjectMetadata(),
Content = fs,
Position = position
};
var result = client.AppendObject(request);
// 设置下次追加文件时的position位置
position = result.NextAppendPosition;
Console.WriteLine("Append object succeeded, next append position:{0}", position);
}
// 再次追加文件，这时候的position值可以从上次的结果中获取到
using (var fs = File.Open("D:/Users/pc/Desktop/个人文件/AlbumProject/AlbumProject/Content/2.jpg", FileMode.Open))
{
var request = new AppendObjectRequest("flowera", "2.jpg")
{
ObjectMetadata = new ObjectMetadata(),
Content = fs,
Position = position
};
var result = client.AppendObject(request);
position = result.NextAppendPosition;
Console.WriteLine("Append object succeeded, next append position:{0}", position);
}
}
catch (Exception ex)
{
Console.WriteLine("Append object failed, {0}", ex.Message);
}
}
public async override Task <UploadFileResult> UploadFileAsync(Stream stream, string fileName = null, string savePath = null)
{
var client = new OssClient(aliSettings.BucketEndpoint, aliSettings.AK, aliSettings.SK);
try
{
var dayPath = DateTime.Today.ToString("yyyy/MM/dd");
var saveKey = string.IsNullOrWhiteSpace(savePath)
? $"{dayPath}/{fileName}"
: $"{savePath}/{fileName}";
if (client.DoesObjectExist(aliSettings.DefaultBucket, saveKey))
{
var uploadObjectMd5 = OssUtils.ComputeContentMd5(stream, stream.Length);
var existObjectMd5 = client.GetObjectMetadata(aliSettings.DefaultBucket, saveKey).ContentMd5;
if (uploadObjectMd5 != existObjectMd5)
{
saveKey = string.IsNullOrWhiteSpace(savePath)
? $"{dayPath}/{StringUtilities.GenerateString(16, containsUpperCase: false, containsSpecialChar: false)}-{fileName}"
: $"{savePath}/{StringUtilities.GenerateString(16, containsUpperCase: false, containsSpecialChar: false)}-{fileName}";
}
}
var uploadResult = client.PutObject(aliSettings.DefaultBucket, saveKey, stream);
if (uploadResult.HttpStatusCode == System.Net.HttpStatusCode.OK)
{
var fileUrl = $"{aliSettings.FileUrlPrefix.TrimEnd('/')}/{saveKey}";
return(new UploadFileResult {
Status = 1, Message = $"File upload successfully.", FileName = fileName, FileUrl = fileUrl
});
}
return(await Task.FromResult(new UploadFileResult { Status = 0, Message = "File upload failed.", FileName = fileName }));
}
catch (Exception ex)
{
Console.WriteLine($"UploadFileAsync ERROR:{ex.Message}");
return(new UploadFileResult {
Status = 0, Message = $"File upload failed. Error Message:{ex.Message}", FileName = fileName
});
}
}
public Task <FileSpec> GetFileInfoAsync(string path)
{
if (String.IsNullOrEmpty(path))
{
throw new ArgumentNullException(nameof(path));
}
path = NormalizePath(path);
try {
var metadata = _client.GetObjectMetadata(_bucket, path);
return(Task.FromResult(new FileSpec {
Path = path,
Size = metadata.ContentLength,
Created = metadata.LastModified,
Modified = metadata.LastModified
}));
} catch (Exception) {
return(Task.FromResult((FileSpec)null));
}
}
public static void getObjectBySignedUrl2()
{
const string accessKeyId = "<your access key id>";
const string accessKeySecret = "<your access key secret>";
const string endpoint = "<valid host name>";
const string bucketName = "<bucket name>";
const string key = "<object name>";
OssClient client = new OssClient(endpoint, accessKeyId, accessKeySecret);
try
{
var metadata = client.GetObjectMetadata(bucketName, key);
var etag = metadata.ETag;
var req = new GeneratePresignedUriRequest(bucketName, key, SignHttpMethod.Get);
// Generates url signature for accessing specified object.
var uri = client.GeneratePresignedUri(req);
Console.WriteLine(uri.ToString());
OssObject ossObject = client.GetObject(uri);
var file = File.Open("<file to hold object content>", FileMode.OpenOrCreate);
Stream stream = ossObject.Content;
byte[] bytes = new byte[stream.Length];
stream.Read(bytes, 0, bytes.Length);
file.Write(bytes, 0, bytes.Length);
}
catch (OssException ex)
{
Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
Console.WriteLine("Failed with error info: {0}", ex.Message);
}
}
public static void GetObjectPartly(string bucketName)
{
client.PutObject(bucketName, key, Config.BigFileToUpload);
string localFilePath = dirToDownload + "/sample.3.data";
using (var fileStream = new FileStream(localFilePath, FileMode.OpenOrCreate))
{
var bufferedStream = new BufferedStream(fileStream);
var objectMetadata = client.GetObjectMetadata(bucketName, key);
var fileLength = objectMetadata.ContentLength;
const int partSize = 1024 * 1024 * 10;
var partCount = CalPartCount(fileLength, partSize);
for (var i = 0; i < partCount; i++)
{
var startPos = partSize * i;
var endPos = partSize * i + (partSize < (fileLength - startPos) ? partSize : (fileLength - startPos)) - 1;
Download(bufferedStream, startPos, endPos, localFilePath, bucketName, key);
}
bufferedStream.Flush();
}
}
/// <summary>
/// Fetches the cloud meta. Returned object would only includes (md5, length, name, content type).
/// </summary>
/// <param name="identifier">The identifier.</param>
/// <returns>Beyova.BinaryStorageMetaData.</returns>
public override BinaryStorageMetaData FetchCloudMeta(BinaryStorageIdentifier identifier)
{
try
{
identifier.CheckNullObject(nameof(identifier));
identifier.Container.CheckEmptyString(nameof(identifier.Container));
identifier.Identifier.CheckEmptyString(nameof(identifier.Identifier));
var meta = client.GetObjectMetadata(identifier.Container, identifier.Identifier);
var result = new BinaryStorageMetaData(identifier)
{
Hash = meta.ContentMd5,
Length = meta.ContentLength,
Name = meta.ContentDisposition,
ContentType = meta.ContentType
};
return(result);
}
catch (Exception ex)
{
throw ex.Handle(identifier);
}
}
void BBJC()//版本检测，用于检测服务器和本地版本是否有区别
{
try
{
//服务器MD5获取
var cliente = new OssClient("oss-cn-beijing.aliyuncs.com", "LTAIjOoHVuoXjhf8", "zTuZWpU3hdd6cPT0oVcsOIpxGgxtpC");
var oldMeta = cliente.GetObjectMetadata("bf1report", "version/Version.xml");
FMD5bt = oldMeta.UserMetadata["bf1report"];
FMD5sj = oldMeta.UserMetadata["bf1report-updata"];
FMD5wb = oldMeta.UserMetadata["zh-en"];
FBB = double.Parse(oldMeta.UserMetadata["version"]);
Console.WriteLine(FMD5bt);
Console.WriteLine(FMD5sj);
Console.WriteLine(FMD5wb);
Console.WriteLine(FBB);//打印FMD5list数组
}
catch
{
MessageBox.Show("尝试从服务器获取信息失败", "版本检测出现错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//本地MD5获取
Console.WriteLine(FBB);
Console.WriteLine(FBB == 0);
if (FBB == 0)
{
BBXX.Text = "版本检测：[失败]无法连接到服务器";
B_WBGX.Visible = false;
}
else
{
BMD5sj = GetMD5("BF1Report-Updata.exe");
BMD5wb = GetMD5("Zh-En.xml");
if (BMD5sj == FMD5sj)
{
list[1] = 1;
}
else
{
list[1] = 0;
}
if (BMD5wb == FMD5wb)
{
list[2] = 1;
}
else
{
list[2] = 0;
}
for (int b = 1; b < 3; b++)//检测list数组中，是否包含0，如果包含，说明有文件不一致，此时出现更新文本按钮
{
if (list[b] == 0)
{
WJ = "MD5不同步";
//Console.WriteLine("list-" + b + "的" + "MD5不同步，它的值为："+ list[b]);
}
else//如果不包含0，说明无需更新
{
//Console.WriteLine("list-" + b + "的" + "MD5同步，它的值为："+ list[b]);
}
}
if (FBB == BB & WJ == "MD5同步")
{
BBXX.Text = "版本检测：当前软件已是最新版本";
B_WBGX.Visible = false;
}
else if (FBB < BB & WJ == "MD5同步")
{
BBXX.Text = "版本检测：软件版本高于与现有版本，无需更新";
B_WBGX.Visible = false;
}
else if (FBB > BB & WJ != "MD5同步" | WJ == "MD5同步")
{
BBXX.Text = "版本检测：[有软件更新]最新版本:V" + FBB;
B_WBGX.Text = "下载更新";
B_WBGX.Visible = true;
}
else if (FBB == BB | FBB < BB & WJ != "MD5同步")
{
BBXX.Text = "版本检测：[有文本更新]";
B_WBGX.Text = "更新文本";
B_WBGX.Visible = true;
if (FMD5sj != BMD5sj)
{
BBXX.Text = "版本检测：[下载器有更新]";
B_WBGX.Visible = true;
B_WBGX.Text = "更新";
}
}
}
}
/// <summary>
/// 文件拷贝，默认采用分片拷贝的方式
/// </summary>
/// <param name="bucketName"></param>
/// <param name="objectName"></param>
/// <param name="destBucketName"></param>
/// <param name="destObjectName"></param>
/// <returns></returns>
public async Task <bool> CopyObjectAsync(string bucketName, string objectName, string destBucketName, string destObjectName = null)
{
if (string.IsNullOrEmpty(bucketName))
{
throw new ArgumentNullException(nameof(bucketName));
}
if (string.IsNullOrEmpty(objectName))
{
throw new ArgumentNullException(nameof(objectName));
}
if (string.IsNullOrEmpty(destBucketName))
{
destBucketName = bucketName;
}
if (string.IsNullOrEmpty(destObjectName))
{
destObjectName = objectName;
}
var partSize = 50 * 1024 * 1024;
// 创建OssClient实例。
// 初始化拷贝任务。可以通过InitiateMultipartUploadRequest指定目标文件元信息。
var request = new InitiateMultipartUploadRequest(destBucketName, destObjectName);
var result = _client.InitiateMultipartUpload(request);
// 计算分片数。
var metadata = _client.GetObjectMetadata(bucketName, objectName);
var fileSize = metadata.ContentLength;
var partCount = (int)fileSize / partSize;
if (fileSize % partSize != 0)
{
partCount++;
}
// 开始分片拷贝。
var partETags = new List <PartETag>();
for (var i = 0; i < partCount; i++)
{
var skipBytes = (long)partSize * i;
var size = (partSize < fileSize - skipBytes) ? partSize : (fileSize - skipBytes);
// 创建UploadPartCopyRequest。可以通过UploadPartCopyRequest指定限定条件。
var uploadPartCopyRequest = new UploadPartCopyRequest(destBucketName, destObjectName, bucketName, objectName, result.UploadId)
{
PartSize = size,
PartNumber = i + 1,
// BeginIndex用来定位此次上传分片开始所对应的位置。
BeginIndex = skipBytes
};
// 调用uploadPartCopy方法来拷贝每一个分片。
var uploadPartCopyResult = _client.UploadPartCopy(uploadPartCopyRequest);
partETags.Add(uploadPartCopyResult.PartETag);
}
// 完成分片拷贝。
var completeMultipartUploadRequest =
new CompleteMultipartUploadRequest(destBucketName, destObjectName, result.UploadId);
// partETags为分片上传中保存的partETag的列表，OSS收到用户提交的此列表后，会逐一验证每个数据分片的有效性。全部验证通过后，OSS会将这些分片合成一个完整的文件。
foreach (var partETag in partETags)
{
completeMultipartUploadRequest.PartETags.Add(partETag);
}
_client.CompleteMultipartUpload(completeMultipartUploadRequest);
return(await Task.FromResult(true));
}
public void _DownLoadFile(object value)
{
OssObject ossobject = null;
GetObjectRequest request = null;
ObjectMetadata metadata;
FileStream fs = null;
int readline = 0; //当前读取的字节长度
long countlength = 0; //已经读取的字节
byte[] buffer = new byte[length]; //文件块
string bucket = "", fileKey = "", targetPath = "";
if (value is string[])
{
bucket = ((string[])value)[0];
fileKey = ((string[])value)[1];
targetPath = ((string[])value)[2];
}
else
{
return;
}
if (File.Exists(targetPath))
{
try
{
File.Delete(targetPath);
}
catch (IOException ioEx) //文件正在使用中，不能删除。
{
return;
}
}
fs = new FileStream(targetPath, FileMode.Create);
try
{
request = new Aliyun.OpenServices.OpenStorageService.GetObjectRequest(bucket, fileKey);
ossobject = client.GetObject(request);//获取文件流
//获取需要下载文件的信息。
metadata = client.GetObjectMetadata(bucket, fileKey);
while ((readline = ossobject.Content.Read(buffer, 0, length)) > 0)
{
fs.Write(buffer, 0, readline);
countlength += readline;
if (DownLoadProcessing != null)
{
DownLoadProcessing(Convert.ToDouble(countlength) / Convert.ToDouble(metadata.ContentLength));
}
}
}
catch (Aliyun.OpenServices.ServiceException serviceEx) //下载过程中出现错误。
{
}
finally
{
ossobject.Dispose();
fs.Close();
}
}
//mod 0:查看全部档案列表
//mod 1:查看没有申请删除的档案
//mod 2:查看申请删除的档案
public void ListObject(string a, string b, string c, int mod)
{
var client = new OssClient(a, b, c);
ObjectListing result = null;
string nextMarker = string.Empty;
do
{
// 每页列举的文件个数通过maxKeys指定，超过指定数将进行分页显示。
var listObjectsRequest = new ListObjectsRequest("bf1report")
{
Marker = nextMarker,
MaxKeys = 100
};
result = client.ListObjects(listObjectsRequest);
Console.WriteLine("File:");
int count = 0;
foreach (var summary in result.ObjectSummaries)
{
count += 1;
//Match m = Regex.Match(summary.Key, "/.+/(?<name1>.*)xml");
//Match d = Regex.Match(summary.Key, "Data/.+/.*?");
Match x = Regex.Match(summary.Key, "(Data/(?<name1>[^/]*).xml)");
// Match dux = Regex.Match(summary.Key, "Data/.+/.+xml");
//Match dx = Regex.Match(summary.Key, "(Data/(?<FileName>[^/]*).xml)|(Data/(?<Folder>[^/]*)/(?<FileName>[^/]*).xml)");
//Console.WriteLine(dx.Groups["FileName"].Value);
//GetMetaTime(dx.Groups["Folder"].Value, dx.Groups["FileName"].Value);
//MOD模式
//if (mod == 0)
//{
// var oldMeta = client.GetObjectMetadata("bf1report", "Data/" + x.Groups["name1"].Value.ToString() + ".xml");
// //listBox1.Items.Add(x.Groups["name1"].Value);
// //fileName.Value = dx.Groups["FileName"].Value;
// //dataGridView1.Rows.Add(row);
// int index = dataGridView1.Rows.Add();
// dataGridView1.Rows[index].Cells[0].Value = x.Groups["name1"].Value;//HackName
// dataGridView1.Rows[index].Cells[1].Value = oldMeta.UserMetadata["reportname"];//ReportName
// dataGridView1.Rows[index].Cells[2].Value = oldMeta.UserMetadata["uuid"];//UUID
// DateTime st = oldMeta.LastModified;
// dataGridView1.Rows[index].Cells[3].Value = st.ToLocalTime();//UpTime
// dataGridView1.Rows[index].Cells[4].Value = oldMeta.UserMetadata["gamebb"];
//}
if (mod == 1)
{
if (x.Groups["name1"].Value.ToString() != "")
{
var oldMeta = client.GetObjectMetadata("bf1report", "Data/" + x.Groups["name1"].Value.ToString() + ".xml");
//listBox1.Items.Add(x.Groups["name1"].Value);
//fileName.Value = dx.Groups["FileName"].Value;
//dataGridView1.Rows.Add(row);
if (oldMeta.UserMetadata["delappyly"] == "no")
{
int index = dataGridView1.Rows.Add();
dataGridView1.Rows[index].Cells[0].Value = x.Groups["name1"].Value; //HackName
dataGridView1.Rows[index].Cells[1].Value = oldMeta.UserMetadata["reportname"]; //ReportName
dataGridView1.Rows[index].Cells[2].Value = oldMeta.UserMetadata["uuid"]; //UUID
DateTime st = oldMeta.LastModified;
dataGridView1.Rows[index].Cells[3].Value = st.ToLocalTime(); //UpTime
dataGridView1.Rows[index].Cells[4].Value = oldMeta.UserMetadata["gamebb"];
}
}
}
else if (mod == 2)
{
if (x.Groups["name1"].Value.ToString() != "")
{
var oldMeta = client.GetObjectMetadata("bf1report", "Data/" + x.Groups["name1"].Value.ToString() + ".xml");
//listBox1.Items.Add(x.Groups["name1"].Value);
//fileName.Value = dx.Groups["FileName"].Value;
//dataGridView1.Rows.Add(row);
if (oldMeta.UserMetadata["delappyly"] != "no")
{
int index = dataGridView1.Rows.Add();
dataGridView1.Rows[index].Cells[0].Value = x.Groups["name1"].Value; //HackName
dataGridView1.Rows[index].Cells[1].Value = oldMeta.UserMetadata["reportname"]; //ReportName
dataGridView1.Rows[index].Cells[2].Value = oldMeta.UserMetadata["uuid"]; //UUID
DateTime st = oldMeta.LastModified;
dataGridView1.Rows[index].Cells[3].Value = st.ToLocalTime(); //UpTime
dataGridView1.Rows[index].Cells[4].Value = oldMeta.UserMetadata["gamebb"];
}
}
}
}
nextMarker = result.NextMarker;
} while (result.IsTruncated);
}
public static void getObjectBySignedUrl()
{
const string accessKeyId = "<your access key id>";
const string accessKeySecret = "<your access key secret>";
const string endpoint = "<valid host name>";
const string bucketName = "<bucket name>";
const string key = "<object name>";
OssClient client = new OssClient(endpoint, accessKeyId, accessKeySecret);
try
{
var metadata = client.GetObjectMetadata(bucketName, key);
var etag = metadata.ETag;
var req = new GeneratePresignedUriRequest(bucketName, key, SignHttpMethod.Get);
// Set optional properties(be blind to them usually)
req.AddQueryParam("param1", "value1");
req.ContentType = "text/html";
req.ContentMd5 = etag;
req.AddUserMetadata("mk1", "mv1");
req.AddUserMetadata("mk2", "mv2");
req.ResponseHeaders.CacheControl = "No-Cache";
req.ResponseHeaders.ContentEncoding = "utf-8";
req.ResponseHeaders.ContentType = "text/html";
// Generates url signature for accessing specified object.
var uri = client.GeneratePresignedUri(req);
Console.WriteLine(uri.ToString());
var webRequest = (HttpWebRequest)WebRequest.Create(uri);
webRequest.ContentType = "text/html";
webRequest.Headers.Add(HttpRequestHeader.ContentMd5, etag);
webRequest.Headers.Add("x-oss-meta-mk1", "mv1");
webRequest.Headers.Add("x-oss-meta-mk2", "mv2");
var resp = webRequest.GetResponse() as HttpWebResponse;
var output = resp.GetResponseStream();
var bufferSize = 2048;
var bytes = new byte[bufferSize];
try
{
var length = 0;
do
{
length = output.Read(bytes, 0, bufferSize);
// to do something with bytes...
} while (length > 0);
output.Close();
}
catch (Exception ex)
{
Console.WriteLine("ex : " + ex.Message);
}
}
catch (OssException ex)
{
Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
Console.WriteLine("Failed with error info: {0}", ex.Message);
}
}
public static void getObjectBySignedUrl()
{
const string accessKeyId = "<your access key id>";
const string accessKeySecret = "<your access key secret>";
const string endpoint = "<valid host name>";
const string bucketName = "<bucket name>";
const string key = "<object name>";
OssClient client = new OssClient(endpoint, accessKeyId, accessKeySecret);
try
{
var metadata = client.GetObjectMetadata(bucketName, key);
var etag = metadata.ETag;
var req = new GeneratePresignedUriRequest(bucketName, key, SignHttpMethod.Get);
// Set optional properties(be blind to them usually)
req.AddQueryParam("param1", "value1");
req.ContentType = "text/html";
req.ContentMd5 = etag;
req.AddUserMetadata("mk1", "mv1");
req.AddUserMetadata("mk2", "mv2");
req.ResponseHeaders.CacheControl = "No-Cache";
req.ResponseHeaders.ContentEncoding = "utf-8";
req.ResponseHeaders.ContentType = "text/html";
// Generates url signature for accessing specified object.
var uri = client.GeneratePresignedUri(req);
Console.WriteLine(uri.ToString());
var webRequest = (HttpWebRequest)WebRequest.Create(uri);
webRequest.ContentType = "text/html";
webRequest.Headers.Add(HttpRequestHeader.ContentMd5, etag);
webRequest.Headers.Add("x-oss-meta-mk1", "mv1");
webRequest.Headers.Add("x-oss-meta-mk2", "mv2");
var resp = webRequest.GetResponse() as HttpWebResponse;
var output = resp.GetResponseStream();
var bufferSize = 2048;
var bytes = new byte[bufferSize];
try
{
var length = 0;
do
{
length = output.Read(bytes, 0, bufferSize);
// to do something with bytes...
} while (length > 0);
output.Close();
}
catch (Exception ex)
{
Console.WriteLine("ex : " + ex.Message);
}
}
catch (OssException ex)
{
Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
Console.WriteLine("Failed with error info: {0}", ex.Message);
}
}
public static void getObjectBySignedUrl2()
{
const string accessKeyId = "<your access key id>";
const string accessKeySecret = "<your access key secret>";
const string endpoint = "<valid host name>";
const string bucketName = "<bucket name>";
const string key = "<object name>";
OssClient client = new OssClient(endpoint, accessKeyId, accessKeySecret);
try
{
var metadata = client.GetObjectMetadata(bucketName, key);
var etag = metadata.ETag;
var req = new GeneratePresignedUriRequest(bucketName, key, SignHttpMethod.Get);
// Generates url signature for accessing specified object.
var uri = client.GeneratePresignedUri(req);
Console.WriteLine(uri.ToString());
OssObject ossObject = client.GetObject(uri);
var file = File.Open("<file to hold object content>", FileMode.OpenOrCreate);
Stream stream = ossObject.Content;
byte[] bytes = new byte[stream.Length];
stream.Read(bytes, 0, bytes.Length);
file.Write(bytes, 0, bytes.Length);
}
catch (OssException ex)
{
Console.WriteLine("Failed with error code: {0}; Error info: {1}. \nRequestID:{2}\tHostID:{3}",
ex.ErrorCode, ex.Message, ex.RequestId, ex.HostId);
}
catch (Exception ex)
{
Console.WriteLine("Failed with error info: {0}", ex.Message);
}
}
