public void MFinish()
{
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
string url = URL(PROCESS_TYPE.MFINISH);
request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
request.KeepAlive = false;
Utils.SetHeaders(request, "", m_bucket, m_key, "POST");
MemoryStream ms = new MemoryStream();
StreamWriter sw = new StreamWriter(ms);
for (int idx = 0; idx < m_etags.Count; ++idx)
{
if (idx != m_etags.Count - 1)
{
sw.Write(m_etags[idx] + ",");
}
else
{
sw.Write(m_etags[idx]);
}
}
sw.Flush();
ms.Position = 0;
Utils.Copy(request.GetRequestStream(), ms);
response = HttpWebResponseExt.GetResponseNoException(request);
Stream body = response.GetResponseStream();
if (response.StatusCode != HttpStatusCode.OK)
{
string e = UFileErrorSerializer.FormatString(body);
throw new Exception(string.Format("{0} {1}", response.StatusDescription, e));
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
throw;
}
finally {
if (request != null)
{
request.Abort();
}
if (response != null)
{
response.Close();
}
}
}
public void MInit()
{
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
string url = URL(PROCESS_TYPE.MINIT);
request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
request.KeepAlive = false;
Utils.SetHeaders(request, "", m_bucket, m_key, "POST");
response = HttpWebResponseExt.GetResponseNoException(request);
Stream body = response.GetResponseStream();
if (response.StatusCode != HttpStatusCode.OK)
{
string e = UFileErrorSerializer.FormatString(body);
throw new Exception(string.Format("{0} {1}", response.StatusDescription, e));
}
//parsing to get the uploadid & blksize
MInitResponse minitRes = new MInitResponse();
minitRes.Parse(body);
m_uploadid = minitRes.GetUploadId();
m_blk_size = minitRes.GetBlkSize();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
throw;
}
finally
{
if (request != null)
{
request.Abort();
}
if (response != null)
{
response.Close();
}
}
}
public static string PutFile(string bucket, string key, string file)
{
if (!System.IO.File.Exists(file))
{
throw new Exception(string.Format("{0} does not exist", file));
}
string strResult = string.Empty;
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
string url = Utils.GetURL(bucket, key);
request = (HttpWebRequest)WebRequest.Create(url);
request.KeepAlive = false;
Utils.SetHeaders(request, file, bucket, key, "PUT");
Utils.CopyFile(request, file);
response = HttpWebResponseExt.GetResponseNoException(request);
Stream body = response.GetResponseStream();
if (response.StatusCode != HttpStatusCode.OK)
{
string e = UFileErrorSerializer.FormatString(body);
throw new Exception(string.Format("{0} {1}", response.StatusDescription, e));
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
throw;
}
finally
{
if (request != null)
{
request.Abort();
}
if (response != null)
{
response.Close();
}
}
return(strResult);
}
public static void GetFile(string bucket, string key, Stream stream)
{
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
request = (HttpWebRequest)WebRequest.Create(Utils.GetURL(bucket, key));
request.KeepAlive = false;
Utils.SetHeaders(request, string.Empty, bucket, key, "GET");
response = HttpWebResponseExt.GetResponseNoException(request);
Stream body = response.GetResponseStream();
if (response.StatusCode != HttpStatusCode.OK)
{
string e = UFileErrorSerializer.FormatString(body);
throw new Exception(string.Format("{0} {1}", response.StatusDescription, e));
}
int bytesRead;
byte[] buffer = new byte[1024];
while ((bytesRead = body.Read(buffer, 0, buffer.Length)) != 0)
{
stream.Write(buffer, 0, bytesRead);
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
throw;
}
finally {
if (request != null)
{
request.Abort();
}
if (response != null)
{
response.Close();
}
}
return;
}
public static string DeleteFile(string bucket, string key)
{
string strResult = string.Empty;
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
request = (HttpWebRequest)WebRequest.Create(Utils.GetURL(bucket, key));
request.KeepAlive = false;
Utils.SetHeaders(request, string.Empty, bucket, key, "DELETE");
response = HttpWebResponseExt.GetResponseNoException(request);
Stream body = response.GetResponseStream();
if (response.StatusCode != HttpStatusCode.NoContent)
{
string e = UFileErrorSerializer.FormatString(body);
throw new Exception(string.Format("{0} {1}", response.StatusDescription, e));
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
throw;
}
finally
{
if (request != null)
{
request.Abort();
}
if (response != null)
{
response.Close();
}
}
return(strResult);
}
//part == -1 means the caller wants to upload all the parts one after after another
//otherwise,MUpload will only upload one indicated part(for example,you need to upload
//the same part when this part upload failed before)
public void MUpload(long part = -1)
{
long total_parts_upload = -1;
if (part == -1)
{
m_part_number = 0;
}
else
{
m_part_number = part;
total_parts_upload = 1;
}
HttpWebRequest request = null;
HttpWebResponse response = null;
try
{
long parts_uploaded = 0;
bool finished = false;
while (true)
{
if (finished || (total_parts_upload != -1 && parts_uploaded >= total_parts_upload))
{
break;
}
string url = URL(PROCESS_TYPE.MUPLOAD);
request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "PUT";
request.KeepAlive = false;
Utils.SetHeaders(request, m_filename, m_bucket, m_key, "PUT");
m_file.Seek(m_part_number * m_blk_size, 0);
MemoryStream ms = new MemoryStream();
long n = Utils.CopyNBit(ms, m_file, m_blk_size);
if (n < m_blk_size)
{
finished = true;
if (n == 0)
{
break;
}
}
ms.Position = 0;
//set content-length
request.ContentLength = n;
Utils.CopyNBit(request.GetRequestStream(), ms, n);
response = HttpWebResponseExt.GetResponseNoException(request);
Stream body = response.GetResponseStream();
if (response.StatusCode != HttpStatusCode.OK)
{
string e = UFileErrorSerializer.FormatString(body);
throw new Exception(string.Format("{0} {1}", response.StatusDescription, e));
}
else
{
string etag = response.GetResponseHeader("ETag");
m_etags.Add(etag);
}
response.Close();
m_part_number += 1;
parts_uploaded += 1;
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
throw;
}
finally
{
if (request != null)
{
request.Abort();
}
if (response != null)
{
response.Close();
}
}
}
