Пример #1
0
 private BlkputRet bput(WebClient wc, string url, byte[] bdata)
 {
     for (int i = 0; i < RETRYTIMES; i++)
     {
         try{
             byte[]    rawBytes = wc.UploadData(url, bdata);
             BlkputRet putRet   = JsonConvert.DeserializeObject <BlkputRet>(Encoding.UTF8.GetString(rawBytes));
             if (CRC32.CheckSumBytes(bdata) != putRet.crc32)
             {
                 if (i == (RETRYTIMES - 1))
                 {
                     throw new Exception("crc32 check error");
                 }
             }
             else
             {
                 return(putRet);
             }
         }catch (Exception e) {
             if (i == (RETRYTIMES - 1))
             {
                 throw e;
             }
         }
     }
     return(null);
 }
Пример #2
0
        private BlkputRet mkblk(string upToken, byte[] blockdata, int blkidx)
        {
            int block_size = blockdata.Length;

            string url = string.Format("{0}/mkblk/{1}", QiniuHosts.UP_HOST, block_size);

            using (WebClient wc = new WebClient())
            {
//				wc.UploadProgressChanged += new UploadProgressChangedEventHandler (AsynProgressChangedHandler);
                wc.Headers.Add("Authorization", "UpToken " + upToken);
                //first chunk length
                int fcl = CHUNKSIZE < block_size ? CHUNKSIZE : block_size;
                //first chunk
                byte[] fc = new byte[fcl];
                Array.Copy(blockdata, 0, fc, 0, fcl);
                BlkputRet putRet = bput(wc, url, fc);
                this.bytesSent += fcl;
                onProgressing(this, new UploadProgressEventArgs(this.fileSize, this.bytesSent));

                while (putRet.offset < block_size)
                {
                    url = string.Format("{0}/bput/{1}/{2}", putRet.host, putRet.ctx, putRet.offset);
                    //chunk length
                    int    cl    = (CHUNKSIZE < (block_size - putRet.offset)) ? CHUNKSIZE : (int)(block_size - putRet.offset);
                    byte[] chunk = new byte[cl];
                    Array.Copy(blockdata, putRet.offset, chunk, 0, cl);
                    putRet          = bput(wc, url, chunk);
                    this.bytesSent += cl;
                    onProgressing(this, new UploadProgressEventArgs(this.fileSize, this.bytesSent));
                }
                return(putRet);
            }
        }
Пример #3
0
        private void ResumbleUp(string upToken, string saveKey = null, string mimeType = null, bool crc32 = false, NameValueCollection xVars = null)
        {
            //streamReader has checked
            long fsize = streamReader.Length;

            int block_cnt = BLOCK_COUNT(fsize);

//			int chunks = fsize / CHUNKSIZE;

            BlkputRet [] resumbleUpRets = new BlkputRet[block_cnt];

            Parallel.For(0, block_cnt, (i) => {
                Console.WriteLine("thread id={0}", i);
                int blocksize = (i + 1) * BLOCKSIZE > fsize ? (int)(fsize - i * BLOCKSIZE) : BLOCKSIZE;
                byte[] buf    = new byte[blocksize];
                lock (streamReader) {
                    streamReader.Seek(i * BLOCKBITS, SeekOrigin.Begin);
                    streamReader.Read(buf, 0, blocksize);
                }
                resumbleUpRets [i] = mkblk(upToken, buf, i);
            });
            mkfile(upToken, saveKey, fsize, mimeType, ref resumbleUpRets, xVars);
        }