예제 #1
1
def move(
    connection: SMBConnection,
    share_folder: str,
    file_path: str,
    input_file_path: str,
    temp_file_suffix=".tmp",
):
    logger.info(
        f"Moving {input_file_path} file to \\\\{connection.remote_name}\\{share_folder}{file_path}..."
    )

    try:
        with open(input_file_path, "rb") as input_file:
            connection.storeFile(share_folder,
                                 f"{file_path}{temp_file_suffix}", input_file)
    except OperationFailure:
        raise Exception(
            f"Unable to write \\\\{connection.remote_name}\\{share_folder}{file_path}{temp_file_suffix}"
        )

    if temp_file_suffix:
        try:
            connection.rename(share_folder, f"{file_path}{temp_file_suffix}",
                              file_path)
        except OperationFailure:
            raise Exception(
                f"Unable to rename temp file into \\\\{connection.remote_name}\\{share_folder}{file_path}"
            )

    logger.info(f"File copied. Removing {input_file_path} file...")
    os.remove(input_file_path)

    logger.info(
        f"{input_file_path} file moved within \\\\{connection.remote_name}\\{share_folder}{file_path}."
    )
예제 #2
0
    def transfer(self, uid, old_code, new_code):
        """ Sync a child transfer with GP: rename pictures and log a note. """
        # Retrieve configuration
        smb_user = config.get('smb_user')
        smb_pass = config.get('smb_pwd')
        smb_ip = config.get('smb_ip')
        smb_port = int(config.get('smb_port', 0))
        if not (smb_user and smb_pass and smb_ip and smb_port):
            return False

        # Rename files in shared folder
        smb_conn = SMBConnection(smb_user, smb_pass, 'openerp', 'nas')
        if smb_conn.connect(smb_ip, smb_port):
            gp_old_pic_path = "{0}{1}/".format(config.get('gp_pictures'),
                                               old_code[:2])
            gp_new_pic_path = "{0}{1}/".format(config.get('gp_pictures'),
                                               new_code[:2])
            pic_files = smb_conn.listPath('GP', gp_old_pic_path)
            for file in pic_files:
                filename = file.filename
                if filename.startswith(old_code):
                    new_name = filename.replace(old_code, new_code)
                    smb_conn.rename('GP', gp_old_pic_path + filename,
                                    gp_new_pic_path + new_name)

        # Rename child code in GP tables
        self.query("UPDATE ENFANTS SET CODE = %s WHERE CODE = %s",
                   [new_code, old_code])
        self.query("UPDATE Poles SET CODESPE = %s WHERE CODESPE = %s",
                   [new_code, old_code])
        self.query("UPDATE Affectat SET CODESPE = %s WHERE CODESPE = %s",
                   [new_code, old_code])
        return True
    def transfer(self, uid, old_code, new_code):
        """ Sync a child transfer with GP: rename pictures and log a note. """
        # Retrieve configuration
        smb_user = config.get('smb_user')
        smb_pass = config.get('smb_pwd')
        smb_ip = config.get('smb_ip')
        smb_port = int(config.get('smb_port', 0))
        if not (smb_user and smb_pass and smb_ip and smb_port):
            return False

        # Rename files in shared folder
        smb_conn = SMBConnection(smb_user, smb_pass, 'openerp', 'nas')
        if smb_conn.connect(smb_ip, smb_port):
            gp_old_pic_path = "{0}{1}/".format(config.get('gp_pictures'),
                                               old_code[:2])
            gp_new_pic_path = "{0}{1}/".format(config.get('gp_pictures'),
                                               new_code[:2])
            pic_files = smb_conn.listPath('GP', gp_old_pic_path)
            for file in pic_files:
                filename = file.filename
                if filename.startswith(old_code):
                    new_name = filename.replace(old_code, new_code)
                    smb_conn.rename('GP', gp_old_pic_path + filename,
                                    gp_new_pic_path + new_name)

        # Rename child code in GP tables
        self.query("UPDATE ENFANTS SET CODE = %s WHERE CODE = %s",
                   [new_code, old_code])
        self.query("UPDATE Poles SET CODESPE = %s WHERE CODESPE = %s",
                   [new_code, old_code])
        self.query("UPDATE Affectat SET CODESPE = %s WHERE CODESPE = %s",
                   [new_code, old_code])
        return True
    def transfer(self, uid, old_code, new_code):
        """ Sync a child transfer with GP: rename pictures and log a note. """
        # Retrieve configuration
        smb_user = config.get("smb_user")
        smb_pass = config.get("smb_pwd")
        smb_ip = config.get("smb_ip")
        smb_port = int(config.get("smb_port", 0))
        if not (smb_user and smb_pass and smb_ip and smb_port):
            return False

        # Rename files in shared folder
        smb_conn = SMBConnection(smb_user, smb_pass, "openerp", "nas")
        if smb_conn.connect(smb_ip, smb_port):
            gp_old_pic_path = "{0}{1}/".format(config.get("gp_pictures"), old_code[:2])
            gp_new_pic_path = "{0}{1}/".format(config.get("gp_pictures"), new_code[:2])
            pic_files = smb_conn.listPath("GP", gp_old_pic_path)
            for file in pic_files:
                filename = file.filename
                if filename.startswith(old_code):
                    new_name = filename.replace(old_code, new_code)
                    smb_conn.rename("GP", gp_old_pic_path + filename, gp_new_pic_path + new_name)

        # Rename child code in Poles table
        self.query("UPDATE Poles SET CODESPE = %s WHERE CODESPE = %s", [old_code, new_code])
        return True
예제 #5
0
 def rename(self):
     conn = SMBConnection(self.username.get(),
                          self.password.get(),
                          self.my_name,
                          self.domain_name,
                          use_ntlm_v2=True,
                          is_direct_tcp=True)
     conn.connect(self.remote_smb_IP.get(), int(self.port.get()))
     conn.rename(self.dir,
                 self.display_path + '/' + ml.get(ml.curselection()),
                 self.display_path + '/' + self.message.get())
예제 #6
0
def move(
    connection: SMBConnection,
    share_folder: str,
    file_path: str,
    input_file_path: str,
    temp_file_suffix=".tmp",
    timeout=30,
    write_to_new_folder_after=1,
):
    """
    Move a local file to a Windows location.

    :param connection: Samba connection as returned by connect function.
    :param share_folder: Shared folder name.
    :param file_path: Expected full path to the file that should be created. Folders will be created if needed.
    :param input_file_path: Path to the file to move.
    :param temp_file_suffix: Suffix of the file while being copied. Default to ".tmp".
    :param timeout: Maximum amount of seconds to write the file. Default to 30 seconds.
    :param write_to_new_folder_after: Number of seconds to wait before writing file if folder needed to be created.
    Useful as Microsoft does not seems to release folder right away. Default to 1 second.
    """
    logger.info(
        f"Moving {input_file_path} file to \\\\{connection.remote_name}\\{share_folder}{file_path}..."
    )

    if _create_folders(connection, share_folder, os.path.dirname(file_path)):
        time.sleep(write_to_new_folder_after)
    try:
        with open(input_file_path, "rb") as input_file:
            connection.storeFile(share_folder,
                                 f"{file_path}{temp_file_suffix}", input_file,
                                 timeout)
    except OperationFailure:
        raise PyndowsException(
            f"Unable to write \\\\{connection.remote_name}\\{share_folder}{file_path}{temp_file_suffix}"
        )

    if temp_file_suffix:
        try:
            connection.rename(share_folder, f"{file_path}{temp_file_suffix}",
                              file_path)
        except OperationFailure:
            raise PyndowsException(
                f"Unable to rename temp file into \\\\{connection.remote_name}\\{share_folder}{file_path}"
            )

    logger.info(f"File copied. Removing {input_file_path} file...")
    os.remove(input_file_path)

    logger.info(
        f"{input_file_path} file moved within \\\\{connection.remote_name}\\{share_folder}{file_path}."
    )
예제 #7
0
def _rename(connection: SMBConnection, share_folder: str, old_file_path: str,
            new_file_path: str):
    logger.info(
        f"Renaming \\\\{connection.remote_name}\\{share_folder}{old_file_path} "
        f"into \\\\{connection.remote_name}\\{share_folder}{new_file_path}...")
    try:
        connection.rename(share_folder, old_file_path, new_file_path)
        logger.info("File renamed...")
    except OperationFailure:
        raise Exception(
            f"Unable to rename \\\\{connection.remote_name}\\{share_folder}{old_file_path} "
            f"into \\\\{connection.remote_name}\\{share_folder}{new_file_path}"
        )
예제 #8
0
def _create_folder(connection: SMBConnection, share_folder: str,
                   folder_path: str) -> bool:
    # Avoid trying to create an already existing folder
    if folder_path in ["", "/"] or get_file_desc(connection, share_folder,
                                                 folder_path):
        return True

    try:
        # Create a temporary folder, then rename it for instant availability (Windows FS listeners for instance)
        connection.createDirectory(share_folder, f"{folder_path}temp")
        connection.rename(share_folder, f"{folder_path}temp", folder_path)
        return True
    except OperationFailure:
        # Silent failure as subsequent action will certainly fail anyway
        return False
예제 #9
0
class Nas:
	def __init__(self, config, connection):
		conf = config[connection]
		self.ip = conf['ip']
		self.connection = SMBConnection(conf['user'], conf['password'], conf['local_name'], conf['nas_name'])
		self.connection.connect(self.ip)

	def set_root_directory(self, root):
 		self.root = root

	def list_directory(self, path):
		return self.connection.listPath(self.root, path)

	def list_directory_names(self, path):
		dir_raw = self.list_directory(path)
		return [x.filename for x in dir_raw]

	def create_dir(self, path):
		self.connection.createDirectory(self.root, path)
	
	def download_file(self, origin, destination):
		with open(destination, 'wb') as download_file:  # downloading file
			self.connection.retrieveFile(self.root, origin, download_file)

	def download_remote(self, path):
		filename = os.path.basename(path)
		file_obj = BytesIO()
		self.connection.retrieveFile(self.root, path, file_obj)
		return file_obj
 		
	def upload_remote(self, path, file_obj):
		self.connection.storeFile(self.root, path, file_obj)

	def delete_file(self, path):
		self.connection.deleteFiles(self.root, path)
	
	def rename_path(self, origin, destination):
		self.connection.rename(origin, destination)

	def close(self):
 		self.connection.close()
예제 #10
0
def print_photo(photo_file):
    """
    printing a photo on a remote printer
    In this case we copy the file with smb to a remote windows server that monitors that share and prints the files
    """

    conn = SMBConnection(SMB_USER,
                         SMB_PW,
                         CLIENT_NAME,
                         SERVER_NAME,
                         use_ntlm_v2=False)
    dest_file_name = os.path.basename(photo_file)
    tmp_file_name = dest_file_name + '.tmp'
    if conn.connect(SERVER_IP, 139):
        with open(photo_file, 'r') as fp:
            fp.seek(0)
            #first store in a temporary file to avoid that the print daemon starts with an incomplete file
            conn.storeFile(SMB_SHARE, tmp_file_name, fp)
            #rename to final file name
            conn.rename(SMB_SHARE, tmp_file_name, dest_file_name)
        conn.close()
    else:
        print('Cannot connect to server')
예제 #11
0
class SMB_client():
	def __init__(self,username=None,password=None,smb_name=None,print_errors=True):
		self.username     = username
		self.password     = password
		self.smb_name     = smb_name
		self.print_errors = print_errors
		self.smb_ip       = None
		self.conn         = None
		self.service_name = None
		self.my_name      = None
		self.error        = None
		self.tree         = []

	def getBIOSName(self, remote_smb_ip, timeout=5):			# unused if dynamic IP
		# ip -> smb name
		try:
			self.error = None
			bios = NetBIOS()
			srv_name = bios.queryIPForName(remote_smb_ip, timeout=timeout)
			return srv_name[0]
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
			return None
			
	def getIP(self):
		# smb name -> ip
		try:
			self.error = None
			bios = NetBIOS()
			ip = bios.queryName(self.smb_name)
			return ip[0]
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
			return None
			
	def connect(self):
		try:
			self.error = None
			self.my_name = gethostname()				# iDevice name
			self.smb_ip = self.getIP()
			smb_structs.SUPPORT_SMB2 = True
			self.conn = SMBConnection(self.username, self.password, self.my_name, self.smb_name, use_ntlm_v2 = True)
			self.conn.connect(self.smb_ip, 139)		#139=NetBIOS / 445=TCP
			if self.conn:
				shares = self.conn.listShares()
				for share in shares:
					if share.type == 0:		# 0 = DISK_TREE
						self.service_name = share.name  
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
			
	def close(self):
		try:
			self.error = None
			self.conn.close()
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
 
	def getRemoteDir(self, path, pattern):
		try:
			self.error = None
			files = self.conn.listPath(self.service_name, path, pattern=pattern)
			return files
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
			return None
				
	def getRemoteTree(self,path=''):
		try:
			self.error = None
			if path == '':
				w = ''
			else:
				w = path+'/'
			files = self.getRemoteDir(path, '*')
			if files:
				for file in files:
					if file.filename[0] == '.':
						continue
					self.tree.append({'name':w+file.filename, 'isdir':file.isDirectory, 'size':file.file_size})
					if file.isDirectory:
						self.getRemoteTree(path=w+file.filename)
			return self.tree
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
			return None

	def download(self, path, filename,buffersize=None,callback=None, local_path=None):
		try:
			self.error = None
			#print('Download = ' + path + filename)
			attr = self.conn.getAttributes(self.service_name, path+filename)
			#print('Size = %.1f kB' % (attr.file_size / 1024.0))
			#print('start download')
			file_obj = BytesIO()
			if local_path:
				fw = open(local_path+filename, 'wb')
			else:
				fw = open(filename, 'wb')
			offset = 0
			transmit =0
			while True:
				if not buffersize:
					file_attributes, filesize = self.conn.retrieveFile(self.service_name, path+filename, file_obj)
				else:
					file_attributes, filesize = self.conn.retrieveFileFromOffset(self.service_name, path+filename, file_obj,offset=offset,max_length=buffersize)
					if callback:
						transmit = transmit + filesize
						callback(transmit)
				file_obj.seek(offset)
				for line in file_obj:
					fw.write(line)
				offset = offset + filesize
				if (not buffersize) or (filesize == 0):
					break
			fw.close()
			#print('download finished')
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
			
	def upload(self, path, filename,buffersize=None,callback=None, local_path=None):
		try:
			self.error = None
			#print('Upload = ' + path + filename)
			#print('Size = %.1f kB' % (os.path.getsize(filename) / 1024.0))
			#print('start upload')
			if local_path:
				file_obj = open(local_path+filename, 'rb')
			else:
				file_obj = open(filename, 'rb')
			offset = 0
			while True:
				if not buffersize:
					filesize = self.conn.storeFile(self.service_name, path+filename, file_obj)
					break
				else:	
					buffer_obj = file_obj.read(buffersize)			
					if buffer_obj:
						buffer_fileobj = BytesIO()
						buffer_fileobj.write(buffer_obj)
						buffer_fileobj.seek(0)
						offset_new = self.conn.storeFileFromOffset(self.service_name, path+filename, buffer_fileobj, offset=offset, truncate=False)
						#return the file position where the next byte will be written.
						offset = offset_new
						if callback:
							callback(offset)
					else:
						break
			file_obj.close()
			#print('upload finished')
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)

	def delete_remote_file(self,path, filename):
		try:
			self.error = None
			self.conn.deleteFiles(self.service_name, path+filename)
			#print('Remotefile ' + path + filename + ' deleted')
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)

	def createRemoteDir(self, path):
		try:
			self.error = None
			self.conn.createDirectory(self.service_name, path)
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
  
	def removeRemoteDir(self,path):
		try:
			self.error = None
			self.conn.deleteDirectory(self.service_name, path)
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)

	def renameRemoteFileOrDir(self,old_path, new_path):
		try:
			self.error = None
			self.conn.rename(self.service_name, old_path, new_path)
		except Exception as e:
			if self.print_errors:
				print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno), type(e).__name__, e)
			else:
				self.error = 'Error on line {}'.format(sys.exc_info()[-1].tb_lineno) + str(type(e).__name__) + str(e)
예제 #12
0
 def rename(self,old_file_name,new_file_name):#重命名文件   old_file_name原文件名   new_file_name新文件名
     conn = SMBConnection(self.username, self.password, self.my_name, self.remote_smb_IP, self.domain_name, use_ntlm_v2=True,is_direct_tcp = True) 
     conn.connect(self.remote_smb_IP,445) 
     conn.rename(self.dir, self.display_path + '/' + old_file_name, self.display_path + '/' + new_file_name)
예제 #13
0
class SMB_client():
    def __init__(self,
                 username=None,
                 password=None,
                 smb_name=None,
                 print_errors=True):
        self.username = username
        self.password = password
        self.smb_name = smb_name
        self.print_errors = print_errors
        self.smb_ip = None
        self.conn = None
        self.service_name = None
        self.my_name = None
        self.error = None
        self.tree = []

    def getBIOSName(self, remote_smb_ip, timeout=5):  # unused if dynamic IP
        # ip -> smb name
        try:
            self.error = None
            bios = NetBIOS()
            srv_name = bios.queryIPForName(remote_smb_ip, timeout=timeout)
            return srv_name[0]
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)
            return None

    def getIP(self):
        # smb name -> ip
        try:
            self.error = None
            bios = NetBIOS()
            ip = bios.queryName(self.smb_name)
            return ip[0]
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)
            return None

    def connect(self):
        try:
            self.error = None
            self.my_name = gethostname()  # iDevice name
            self.smb_ip = self.getIP()
            smb_structs.SUPPORT_SMB2 = True
            self.conn = SMBConnection(self.username,
                                      self.password,
                                      self.my_name,
                                      self.smb_name,
                                      use_ntlm_v2=True)
            self.conn.connect(self.smb_ip, 139)  #139=NetBIOS / 445=TCP
            if self.conn:
                shares = self.conn.listShares()
                for share in shares:
                    if share.type == 0:  # 0 = DISK_TREE
                        self.service_name = share.name
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)

    def close(self):
        try:
            self.error = None
            self.conn.close()
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)

    def getRemoteDir(self, path, pattern):
        try:
            self.error = None
            files = self.conn.listPath(self.service_name,
                                       path,
                                       pattern=pattern)
            return files
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)
            return None

    def getRemoteTree(self, path=''):
        try:
            self.error = None
            if path == '':
                w = ''
            else:
                w = path + '/'
            files = self.getRemoteDir(path, '*')
            if files:
                for file in files:
                    if file.filename[0] == '.':
                        continue
                    self.tree.append({
                        'name': w + file.filename,
                        'isdir': file.isDirectory,
                        'size': file.file_size
                    })
                    if file.isDirectory:
                        self.getRemoteTree(path=w + file.filename)
            return self.tree
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)
            return None

    def download(self,
                 path,
                 filename,
                 buffersize=None,
                 callback=None,
                 local_path=None):
        try:
            self.error = None
            #print('Download = ' + path + filename)
            attr = self.conn.getAttributes(self.service_name, path + filename)
            #print('Size = %.1f kB' % (attr.file_size / 1024.0))
            #print('start download')
            file_obj = BytesIO()
            if local_path:
                fw = open(local_path + filename, 'wb')
            else:
                fw = open(filename, 'wb')
            offset = 0
            transmit = 0
            while True:
                if not buffersize:
                    file_attributes, filesize = self.conn.retrieveFile(
                        self.service_name, path + filename, file_obj)
                else:
                    file_attributes, filesize = self.conn.retrieveFileFromOffset(
                        self.service_name,
                        path + filename,
                        file_obj,
                        offset=offset,
                        max_length=buffersize)
                    if callback:
                        transmit = transmit + filesize
                        callback(transmit)
                file_obj.seek(offset)
                for line in file_obj:
                    fw.write(line)
                offset = offset + filesize
                if (not buffersize) or (filesize == 0):
                    break
            fw.close()
            #print('download finished')
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)

    def upload(self,
               path,
               filename,
               buffersize=None,
               callback=None,
               local_path=None):
        try:
            self.error = None
            #print('Upload = ' + path + filename)
            #print('Size = %.1f kB' % (os.path.getsize(filename) / 1024.0))
            #print('start upload')
            if local_path:
                file_obj = open(local_path + filename, 'rb')
            else:
                file_obj = open(filename, 'rb')
            offset = 0
            while True:
                if not buffersize:
                    filesize = self.conn.storeFile(self.service_name,
                                                   path + filename, file_obj)
                    break
                else:
                    buffer_obj = file_obj.read(buffersize)
                    if buffer_obj:
                        buffer_fileobj = BytesIO()
                        buffer_fileobj.write(buffer_obj)
                        buffer_fileobj.seek(0)
                        offset_new = self.conn.storeFileFromOffset(
                            self.service_name,
                            path + filename,
                            buffer_fileobj,
                            offset=offset,
                            truncate=False)
                        #return the file position where the next byte will be written.
                        offset = offset_new
                        if callback:
                            callback(offset)
                    else:
                        break
            file_obj.close()
            #print('upload finished')
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)

    def delete_remote_file(self, path, filename):
        try:
            self.error = None
            self.conn.deleteFiles(self.service_name, path + filename)
            #print('Remotefile ' + path + filename + ' deleted')
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)

    def createRemoteDir(self, path):
        try:
            self.error = None
            self.conn.createDirectory(self.service_name, path)
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)

    def removeRemoteDir(self, path):
        try:
            self.error = None
            self.conn.deleteDirectory(self.service_name, path)
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)

    def renameRemoteFileOrDir(self, old_path, new_path):
        try:
            self.error = None
            self.conn.rename(self.service_name, old_path, new_path)
        except Exception as e:
            if self.print_errors:
                print('Error on line {}'.format(sys.exc_info()[-1].tb_lineno),
                      type(e).__name__, e)
            else:
                self.error = 'Error on line {}'.format(
                    sys.exc_info()[-1].tb_lineno) + str(
                        type(e).__name__) + str(e)