def open(self, sftp_path, flags, attr):
local_path = self._local_path(sftp_path)
if (flags & os.O_WRONLY) or (flags & os.O_RDWR):
return paramiko.SFTP_PERMISSION_DENIED
h = paramiko.SFTPHandle()
h.readfile = open(local_path, "rb")
return h
def open(self, path, flags, attr): try: if (flags & os.O_CREAT) and (attr is not None): attr._flags &= ~attr.FLAG_PERMISSIONS paramiko.SFTPServer.set_file_attr(self._parsePath(path), attr) if flags & os.O_WRONLY: if flags & os.O_APPEND: fstr = 'ab' else: fstr = 'wb' elif flags & os.O_RDWR: if flags & os.O_APPEND: fstr = 'a+b' else: fstr = 'r+b' else: # O_RDONLY (== 0) fstr = 'rb' f = self.client.open(self._parsePath(path), fstr) fobj = paramiko.SFTPHandle(flags) fobj.filename = self._parsePath(path) fobj.readfile = f fobj.writefile = f fobj.client = self.client return fobj # TODO: verify (socket.error when stopping file upload/download) except IOError as e: return paramiko.SFTPServer.convert_errno(e.errno)
def open(self, sftp_path: str, flags: int, attr: paramiko.SFTPAttributes) -> paramiko.SFTPHandle:
"""
Opens a file with given remote
:param sftp_path: Remote path
:param flags: os open mode file flags
:param attr: SFTP file attributes
:return: file handle object
"""
local_path = self._local_path(sftp_path)
handle = paramiko.SFTPHandle()
readfile = None
writefile = None
# convert os flags to file handles with python str flags
if flags & os.O_WRONLY:
writefile = open(local_path, "wb")
elif flags & os.O_RDWR:
readfile = open(local_path, "rb")
writefile = open(local_path, "wb")
else:
readfile = open(local_path, "rb")
handle.readfile = readfile
handle.writefile = writefile
logging.info("File was opened in: {path}".format(path=local_path))
return handle
def open(self, path, flags, attr):
self.last_operation_time = time.time()
if flags == 769:
self.cmd += '上传文件 {0}\n'.format(path)
elif flags == 0:
self.cmd += '下载文件 {0}\n'.format(path)
else:
self.cmd += '文件操作 {1} {0}\n'.format(path, flags)
try:
if (flags & os.O_CREAT) and (attr is not None):
attr._flags &= ~attr.FLAG_PERMISSIONS
paramiko.SFTPServer.set_file_attr(self._parsePath(path), attr)
if flags & os.O_WRONLY:
fstr = 'ab' if flags & os.O_APPEND else 'wb'
elif flags & os.O_RDWR:
fstr = 'a+b' if flags & os.O_APPEND else 'r+b'
else:
fstr = 'rb'
f = self.client.open(self._parsePath(path), fstr)
fobj = paramiko.SFTPHandle(flags)
fobj.filename = self._parsePath(path)
fobj.readfile = f
fobj.writefile = f
fobj.client = self.client
return fobj
# TODO: verify (socket.error when stopping file upload/download)
except IOError as e:
return paramiko.SFTPServer.convert_errno(e.errno)
def open(self, path, flags, attr):
# We ignore `attr` -- we choose the permissions
read_only = flags == os.O_RDONLY
if read_only:
realpath = self.realpath_for_read(path)
else:
realpath = self.realpath_for_write(path)
fd = os.open(realpath, flags, self.FILE_MODE)
fileobj = os.fdopen(fd, self.flags_to_string(flags), self.FILE_MODE)
handle = SFTPFileHandle(paramiko.SFTPHandle(flags))
handle.readfile = fileobj
if not read_only:
handle.writefile = fileobj
return handle
def open(self, sftp_path, flags, attr):
print('open')
try:
tmp_dir = '/tmp'
tmp_file = '%s%s' % (tmp_dir, sftp_path)
if not os.path.isdir(tmp_dir):
os.makedirs(tmp_dir)
self.s3.download_file(self.bucket,
self.removeLeadingSlash(sftp_path), tmp_file)
data = open(tmp_file, 'rb')
h = paramiko.SFTPHandle()
h.readfile = data
return h
except Exception as e:
print(e)
def open(self, path, flags, attr=None):
binary_flag = getattr(os, 'O_BINARY', 0)
flags |= binary_flag
if flags & os.O_WRONLY:
if flags & os.O_APPEND:
mode = 'ab'
else:
mode = 'wb'
elif flags & os.O_RDWR:
if flags & os.O_APPEND:
mode = 'a+b'
else:
mode = 'r+b'
else:
mode = 'rb'
if 'r' in mode:
operate = "Download"
action = PERMS_ACTION_NAME_DOWNLOAD_FILE
elif 'a' in mode:
operate = "Append"
action = PERMS_ACTION_NAME_UPLOAD_FILE
else:
operate = "Upload"
action = PERMS_ACTION_NAME_UPLOAD_FILE
success = False
try:
self.check_action(path, action)
client, rpath = self.get_sftp_client_rpath(path)
f = client.open(rpath, mode, bufsize=4096)
f.prefetch()
obj = paramiko.SFTPHandle(flags)
obj.filename = rpath
obj.readfile = f
obj.writefile = f
result = obj
success = True
return result
finally:
self.create_ftp_log(path, operate, success)
def open(self, path, flags, attr):
binary_flag = getattr(os, 'O_BINARY', 0)
flags |= binary_flag
success = False
if flags & os.O_WRONLY:
if flags & os.O_APPEND:
mode = 'ab'
else:
mode = 'wb'
elif flags & os.O_RDWR:
if flags & os.O_APPEND:
mode = 'a+b'
else:
mode = 'r+b'
else:
mode = 'rb'
sftp, rpath = self.get_sftp_rpath(path)
if 'r' in mode:
operate = "Download"
else:
operate = "Upload"
result = None
if sftp is not None:
try:
f = sftp.open(rpath, mode, bufsize=4096)
obj = paramiko.SFTPHandle(flags)
obj.filename = rpath
obj.readfile = f
obj.writefile = f
result = obj
success = True
except OSError:
pass
self.create_ftp_log(path, operate, success)
return result
def open(self, path, flags, attr=None):
binary_flag = getattr(os, 'O_BINARY', 0)
flags |= binary_flag
success = False
if flags & os.O_WRONLY:
if flags & os.O_APPEND:
mode = 'ab'
else:
mode = 'wb'
elif flags & os.O_RDWR:
if flags & os.O_APPEND:
mode = 'a+b'
else:
mode = 'r+b'
else:
mode = 'rb'
if 'r' in mode:
operate = "Download"
elif 'a' in mode:
operate = "Append"
else:
operate = "Upload"
try:
client, rpath = self.get_sftp_client_rpath(path)
f = client.open(rpath, mode, bufsize=4096)
obj = paramiko.SFTPHandle(flags)
obj.filename = rpath
obj.readfile = f
obj.writefile = f
result = obj
success = True
return result
finally:
self.create_ftp_log(path, operate, success)
