def uploadstream(self, bucket, key, stream, retrycount=3, retryinterval=5, mime_type=None, header=None):
"""
分片上传二进制数据流到UFile空间
@param bucket: 空间名称
@param key: 上传数据在空间中的名称
@param stream: file-like 对象或者二进制数据流
@param mime_type: 上传数据的MIME类型
@param retrycount: integer 类型，分片重传次数
@param retryinterval: integer 类型，同个分片失败重传间隔，单位秒
@param header: dict类型，http 请求header，键值对类型分别为string，比如{'User-Agent': 'Google Chrome'}
@return ret: 如果http状态码为[200, 204, 206]之一则返回None，否则如果服务器返回json信息则返回dict类型，键值对类型分别为string, unicode string类型，否则返回空的dict
@return ResponseInfo: 响应的具体信息，UCloud UFile 服务器返回信息或者网络链接异常
"""
self.__bucket = bucket
self.__key = key
self.etaglist = []
self.uploadid = None
self.blocksize = None
self.__header = header
self.__stream = stream
self.pausepartnumber = 0
if self.__header is None:
self.__header = dict()
else:
_check_dict(self.__header)
if 'User-Agent' not in self.__header:
self.__header['User-Agent'] = config.get_default('user_agent')
# initial sharding request
ret, resp = self.__initialsharding()
if resp.ok():
self.uploadid = ret.get('UploadId')
self.blocksize = ret.get('BlkSize')
logger.info('multipart upload id: {0}'.format(self.uploadid))
else:
logger.error('multipar upload init failed. error message: {0}'.format(resp.error))
return ret, resp
# mulitple sharding upload
if mime_type is None:
if hasattr(self.__stream, 'seek') and hasattr(self.__stream, 'read'):
self.__mimetype = s(Mimetype.from_buffer(self.__stream.read(1024)))
self.__stream.seek(0, os.SEEK_SET)
else:
self.__mimetype = 'application/octec-stream'
else:
self.__mimetype = mime_type
self.__header['Content-Type'] = self.__mimetype
authorization = self.authorization('put', self.__bucket, self.__key, self.__header)
self.__header['Authorization'] = authorization
for data in _file_iter(self.__stream, self.blocksize):
url = shardingupload_url(self.__bucket, self.__key, self.uploadid, self.pausepartnumber)
ret = None
resp = None
for index in range(retrycount):
logger.info('try {0} time sharding upload sharding {1}'.format(index + 1, self.pausepartnumber))
logger.info('sharding url:{0}'.format(url))
ret, resp = _shardingupload(url, data, self.__header)
if not resp.ok():
logger.error('failed {0} time when upload sharding {1}.error message: {2}, uploadid: {3}'.format(index + 1, self.pausepartnumber, resp.error, self.uploadid))
if index < retrycount - 1:
time.sleep(retryinterval)
else:
break
if not resp.ok():
logger.error('upload sharding {0} failed. uploadid: {1}'.format(self.pausepartnumber, self.uploadid))
return ret, resp
logger.info('upload sharding {0} succeed.etag:{1}, uploadid: {2}'.format(self.pausepartnumber, resp.etag, self.uploadid))
self.pausepartnumber += 1
self.etaglist.append(resp.etag)
logger.info('start finish sharding request.')
ret, resp = self.__finishupload()
if not resp.ok():
logger.error('multipart upload failed. uploadid:{0}, pausepartnumber: {1}, key: {2} FAIL!!!'.format(self.uploadid, self.pausepartnumber, self.__key))
else:
logger.info('mulitpart upload succeed. uploadid: {0}, key: {1} SUCCEED!!!'.format(self.uploadid, self.__key))
return ret, resp
def uploadstream(self,
bucket,
key,
stream,
retrycount=3,
retryinterval=5,
mime_type=None,
header=None):
"""
分片上传二进制数据流到UFile空间
@param bucket: 空间名称
@param key: 上传数据在空间中的名称
@param stream: file-like 对象或者二进制数据流
@param mime_type: 上传数据的MIME类型
@param retrycount: integer 类型，分片重传次数
@param retryinterval: integer 类型，同个分片失败重传间隔，单位秒
@param header: dict类型，http 请求header，键值对类型分别为string，比如{'User-Agent': 'Google Chrome'}
@return ret: 如果http状态码为[200, 204, 206]之一则返回None，否则如果服务器返回json信息则返回dict类型，键值对类型分别为string, unicode string类型，否则返回空的dict
@return ResponseInfo: 响应的具体信息，UCloud UFile 服务器返回信息或者网络链接异常
"""
self.__bucket = bucket
self.__key = key
self.etaglist = []
self.uploadid = None
self.blocksize = None
self.__header = header
self.__stream = stream
self.pausepartnumber = 0
if self.__header is None:
self.__header = dict()
else:
_check_dict(self.__header)
if 'User-Agent' not in self.__header:
self.__header['User-Agent'] = config.get_default('user_agent')
# initial sharding request
ret, resp = self.__initialsharding()
if resp.ok():
self.uploadid = ret.get('UploadId')
self.blocksize = ret.get('BlkSize')
logger.info('multipart upload id: {0}'.format(self.uploadid))
else:
logger.error(
'multipar upload init failed. error message: {0}'.format(
resp.error))
return ret, resp
# mulitple sharding upload
if mime_type is None:
if hasattr(self.__stream, 'seek') and hasattr(
self.__stream, 'read'):
self.__mimetype = s(
Mimetype.from_buffer(self.__stream.read(1024)))
self.__stream.seek(0, os.SEEK_SET)
else:
self.__mimetype = 'application/octec-stream'
else:
self.__mimetype = mime_type
self.__header['Content-Type'] = self.__mimetype
authorization = self.authorization('put', self.__bucket, self.__key,
self.__header)
self.__header['Authorization'] = authorization
for data in _file_iter(self.__stream, self.blocksize):
url = shardingupload_url(self.__bucket, self.__key, self.uploadid,
self.pausepartnumber)
ret = None
resp = None
for index in range(retrycount):
logger.info('try {0} time sharding upload sharding {1}'.format(
index + 1, self.pausepartnumber))
logger.info('sharding url:{0}'.format(url))
ret, resp = _shardingupload(url, data, self.__header)
if not resp.ok():
logger.error(
'failed {0} time when upload sharding {1}.error message: {2}, uploadid: {3}'
.format(index + 1, self.pausepartnumber, resp.error,
self.uploadid))
if index < retrycount - 1:
time.sleep(retryinterval)
else:
break
if not resp.ok():
logger.error(
'upload sharding {0} failed. uploadid: {1}'.format(
self.pausepartnumber, self.uploadid))
return ret, resp
logger.info(
'upload sharding {0} succeed.etag:{1}, uploadid: {2}'.format(
self.pausepartnumber, resp.etag, self.uploadid))
self.pausepartnumber += 1
self.etaglist.append(resp.etag)
logger.info('start finish sharding request.')
ret, resp = self.__finishupload()
if not resp.ok():
logger.error(
'multipart upload failed. uploadid:{0}, pausepartnumber: {1}, key: {2} FAIL!!!'
.format(self.uploadid, self.pausepartnumber, self.__key))
else:
logger.info(
'mulitpart upload succeed. uploadid: {0}, key: {1} SUCCEED!!!'.
format(self.uploadid, self.__key))
return ret, resp
def resumeuploadstream(self, retrycount=3, retryinterval=5, bucket=None, key=None, uploadid=None, blocksize=None, etaglist=None, stream=None, pausepartnumber=None, mime_type=None, header=None):
"""
断点续传失败数据流的分片
可以在调用uploadstream失败后重新续传，也可以通过传递所有需要的参数续传
@param retrycount: integer 类型，分片重传次数
@param retryinterval: integer 类型，同个分片失败重传间隔，单位秒
@param bucket: string类型, 空间名称
@param key: string类型，文件或数据在空间中的名称
@param uploadid: string类型，初始化分片获得的uploadid
@param blocksize: integer类型，分片大小
@param etaglist: list类型，元素为已经上传成功的分片的etag
@param pausepartnumber: integer类型，第一个失败分片的编号（编号从0开始）
@param stream: file-like对象或者二进制数据流，需要重新上传的数据
@param mime_type: string类型，上传数据的MIME类型
@param header: dict类型，http 请求header，键值对类型分别为string，比如{'User-Agent': 'Google Chrome'}
@return ret: 如果http状态码为[200, 204, 206]之一则返回None，否则如果服务器返回json信息则返回dict类型，键值对类型分别为string, unicode string类型，否则返回空的dict
@return ResponseInfo: 响应的具体信息，UCloud UFile 服务器返回信息或者网络链接异常
"""
if bucket:
self.__bucket = bucket
if key:
self.__key = key
if uploadid:
self.uploadid = uploadid
if blocksize:
self.blocksize = blocksize
if stream:
self.__stream = stream
if etaglist:
self.etaglist = etaglist
if pausepartnumber:
self.pausepartnumber = pausepartnumber
if header:
self.__header = header
if mime_type is not None:
self.__mimetype = mime_type
elif self.__mimetype is None:
self.__mimetype = 'application/octec-stream'
if self.__header is None:
self.__header = dict()
else:
_check_dict(self.__header)
if 'User-Agent' not in self.__header:
self.__header['User-Agent'] = config.get_default('user_agent')
# initial sharding request
if self.uploadid is None:
ret, resp = self.__initialsharding()
if resp.ok():
self.uploadid = ret.get('UploadId')
self.blocksize = ret.get('BlkSize')
logger.info('multipart upload id: {0}'.format(self.uploadid))
else:
logger.error('multipar upload init failed. error message: {0}'.format(resp.error))
return ret, resp
self.__header['Content-Type'] = self.__mimetype
authorization = self.authorization('put', self.__bucket, self.__key, self.__header)
self.__header['Authorization'] = authorization
for data in _file_iter(self.__stream, self.blocksize):
url = shardingupload_url(self.__bucket, self.__key, self.uploadid, self.pausepartnumber)
ret = None
resp = None
for index in range(retrycount):
logger.info('retry {0} time sharding upload sharing {0}'.format(index + 1, self.pausepartnumber))
logger.info('sharding url:{0}'.format(url))
ret, resp = _shardingupload(url, data, self.__header)
if not resp.ok():
logger.error('failed {0} time when retry upload sharding {1},error message: {2}, uploadid: {3}'.format(index + 1, self.pausepartnumber, resp.error, self.uploadid))
if index < retrycount - 1:
time.sleep(retryinterval)
else:
break
if not resp.ok():
logger.error('retry upload sharding {0} failed, uploadid: {1}'.format(self.pausepartnumber, self.uploadid))
return ret, resp
logger.info('retry upload sharding {0} succeed. etag: {1}, uploadid: {2}'.format(self.pausepartnumber, resp.etag, self.uploadid))
self.pausepartnumber += 1
self.etaglist.append(resp.etag)
# finish sharding upload
logger.info('start finish upload request')
ret, resp = self.__finishupload()
if not resp.ok():
logger.error('multipart upload failed. uploadid:{0}, pausepartnumber: {1}, key: {2} FAIL!!!'.format(self.uploadid, self.pausepartnumber, self.__key))
else:
logger.info('mulitpart upload succeed. uploadid: {0}, key: {1} SUCCEED!!!'.format(self.uploadid, self.__key))
return ret, resp
def resumeuploadstream(self,
retrycount=3,
retryinterval=5,
bucket=None,
key=None,
uploadid=None,
blocksize=None,
etaglist=None,
stream=None,
pausepartnumber=None,
mime_type=None,
header=None):
"""
断点续传失败数据流的分片
可以在调用uploadstream失败后重新续传，也可以通过传递所有需要的参数续传
@param retrycount: integer 类型，分片重传次数
@param retryinterval: integer 类型，同个分片失败重传间隔，单位秒
@param bucket: string类型, 空间名称
@param key: string类型，文件或数据在空间中的名称
@param uploadid: string类型，初始化分片获得的uploadid
@param blocksize: integer类型，分片大小
@param etaglist: list类型，元素为已经上传成功的分片的etag
@param pausepartnumber: integer类型，第一个失败分片的编号（编号从0开始）
@param stream: file-like对象或者二进制数据流，需要重新上传的数据
@param mime_type: string类型，上传数据的MIME类型
@param header: dict类型，http 请求header，键值对类型分别为string，比如{'User-Agent': 'Google Chrome'}
@return ret: 如果http状态码为[200, 204, 206]之一则返回None，否则如果服务器返回json信息则返回dict类型，键值对类型分别为string, unicode string类型，否则返回空的dict
@return ResponseInfo: 响应的具体信息，UCloud UFile 服务器返回信息或者网络链接异常
"""
if bucket:
self.__bucket = bucket
if key:
self.__key = key
if uploadid:
self.uploadid = uploadid
if blocksize:
self.blocksize = blocksize
if stream:
self.__stream = stream
if etaglist:
self.etaglist = etaglist
if pausepartnumber:
self.pausepartnumber = pausepartnumber
if header:
self.__header = header
if mime_type is not None:
self.__mimetype = mime_type
elif self.__mimetype is None:
self.__mimetype = 'application/octec-stream'
if self.__header is None:
self.__header = dict()
else:
_check_dict(self.__header)
if 'User-Agent' not in self.__header:
self.__header['User-Agent'] = config.get_default('user_agent')
# initial sharding request
if self.uploadid is None:
ret, resp = self.__initialsharding()
if resp.ok():
self.uploadid = ret.get('UploadId')
self.blocksize = ret.get('BlkSize')
logger.info('multipart upload id: {0}'.format(self.uploadid))
else:
logger.error(
'multipar upload init failed. error message: {0}'.format(
resp.error))
return ret, resp
self.__header['Content-Type'] = self.__mimetype
authorization = self.authorization('put', self.__bucket, self.__key,
self.__header)
self.__header['Authorization'] = authorization
for data in _file_iter(self.__stream, self.blocksize):
url = shardingupload_url(self.__bucket, self.__key, self.uploadid,
self.pausepartnumber)
ret = None
resp = None
for index in range(retrycount):
logger.info(
'retry {0} time sharding upload sharing {0}'.format(
index + 1, self.pausepartnumber))
logger.info('sharding url:{0}'.format(url))
ret, resp = _shardingupload(url, data, self.__header)
if not resp.ok():
logger.error(
'failed {0} time when retry upload sharding {1},error message: {2}, uploadid: {3}'
.format(index + 1, self.pausepartnumber, resp.error,
self.uploadid))
if index < retrycount - 1:
time.sleep(retryinterval)
else:
break
if not resp.ok():
logger.error(
'retry upload sharding {0} failed, uploadid: {1}'.format(
self.pausepartnumber, self.uploadid))
return ret, resp
logger.info(
'retry upload sharding {0} succeed. etag: {1}, uploadid: {2}'.
format(self.pausepartnumber, resp.etag, self.uploadid))
self.pausepartnumber += 1
self.etaglist.append(resp.etag)
# finish sharding upload
logger.info('start finish upload request')
ret, resp = self.__finishupload()
if not resp.ok():
logger.error(
'multipart upload failed. uploadid:{0}, pausepartnumber: {1}, key: {2} FAIL!!!'
.format(self.uploadid, self.pausepartnumber, self.__key))
else:
logger.info(
'mulitpart upload succeed. uploadid: {0}, key: {1} SUCCEED!!!'.
format(self.uploadid, self.__key))
return ret, resp