def find(self, path):
path = to_nimbus_path(path)
path_obj = self.transactions_manager.find_inprogress_file(path)
if not path_obj:
try:
path_obj = self.metadata.find(path)
except PathException, err:
#logger.debug('[get_resource] %s'%str(err))
return
def find(self, path):
path = to_nimbus_path(path)
path_obj = self.transactions_manager.find_inprogress_file(path)
if not path_obj:
try:
path_obj = self.metadata.find(path)
except PathException, err:
#logger.debug('[get_resource] %s'%str(err))
return
def move(self, s_path, d_path):
s_path = to_nimbus_path(s_path)
d_path = to_nimbus_path(d_path)
logger.debug('moving %s to %s ...'%(s_path, d_path))
mdf = self.metadata
source = mdf.find(s_path)
if mdf.exists(d_path):
d_obj = mdf.find(d_path)
if d_obj.is_file():
raise AlreadyExistsException('File %s is already exists!'%d_path)
source.parent_dir_id = d_obj.item_id
else:
dst_path, new_name = os.path.split(d_path)
source.name = new_name
mdf.find(dst_path) #check existance
mdf.update(source)
logger.debug('%s is moved to %s!'%(s_path, d_path))
def move(self, s_path, d_path):
s_path = to_nimbus_path(s_path)
d_path = to_nimbus_path(d_path)
logger.debug('moving %s to %s ...' % (s_path, d_path))
mdf = self.metadata
source = mdf.find(s_path)
if mdf.exists(d_path):
d_obj = mdf.find(d_path)
if d_obj.is_file():
raise AlreadyExistsException('File %s is already exists!' %
d_path)
source.parent_dir_id = d_obj.item_id
else:
dst_path, new_name = os.path.split(d_path)
source.name = new_name
mdf.find(dst_path) #check existance
mdf.update(source)
logger.debug('%s is moved to %s!' % (s_path, d_path))
def mkdir(self, path, recursive=False):
path = to_nimbus_path(path)
logger.debug('mkdir %s ...'%path)
mdf = self.metadata
if mdf.exists(path):
raise AlreadyExistsException('Directory "%s" is already exists!'%path)
base_path, new_dir = os.path.split(path)
if not mdf.exists(base_path):
if recursive:
self.mkdir(base_path, recursive)
else:
raise PathException('Directory "%s" does not exists!'%base_path)
new_dir_obj = DirectoryMD(name=new_dir)
mdf.append(base_path, new_dir_obj)
def mkdir(self, path, recursive=False):
path = to_nimbus_path(path)
logger.debug('mkdir %s ...' % path)
mdf = self.metadata
if mdf.exists(path):
raise AlreadyExistsException('Directory "%s" is already exists!' %
path)
base_path, new_dir = os.path.split(path)
if not mdf.exists(base_path):
if recursive:
self.mkdir(base_path, recursive)
else:
raise PathException('Directory "%s" does not exists!' %
base_path)
new_dir_obj = DirectoryMD(name=new_dir)
mdf.append(base_path, new_dir_obj)
def rmdir(self, path, recursive=False):
path = to_nimbus_path(path)
logger.debug('rmdir %s ...' % path)
mdf = self.metadata
dir_obj = mdf.find(path)
if not dir_obj.is_dir():
raise NotDirectoryException('%s is a file!' % path)
items = mdf.listdir(path)
if items and not recursive:
raise NotEmptyException('Directory "%s" is not empty!' % path)
for item in items:
full_path = '%s/%s' % (path, item.name)
if item.is_file():
self.remove_file(full_path)
else:
self.rmdir(full_path, recursive)
mdf.remove(dir_obj)
def rmdir(self, path, recursive=False):
path = to_nimbus_path(path)
logger.debug('rmdir %s ...'%path)
mdf = self.metadata
dir_obj = mdf.find(path)
if not dir_obj.is_dir():
raise NotDirectoryException('%s is a file!'%path)
items = mdf.listdir(path)
if items and not recursive:
raise NotEmptyException('Directory "%s" is not empty!'%path)
for item in items:
full_path = '%s/%s'%(path, item.name)
if item.is_file():
self.remove_file(full_path)
else:
self.rmdir(full_path, recursive)
mdf.remove(dir_obj)
def listdir(self, path='/'):
path = to_nimbus_path(path)
ret_lst = []
inc_tr_l = []
#try to find uploading files in @path (fully saved into data blocks cache)
for is_upload, file_path, status, size, _ in self.transactions_manager.iterate_transactions():
if not is_upload:
continue
if status != Transaction.TS_LOCAL_SAVED:
continue
base_path, file_name = os.path.split(file_path)
if base_path == path:
ret_lst.append(self.__make_item_fs(FileMD(name=file_name, size=size)))
inc_tr_l.append(file_name)
items = self.metadata.listdir(path)
for item in items:
if item.name not in inc_tr_l:
ret_lst.append(self.__make_item_fs(item))
return ret_lst
def listdir(self, path='/'):
path = to_nimbus_path(path)
ret_lst = []
inc_tr_l = []
#try to find uploading files in @path (fully saved into data blocks cache)
for is_upload, file_path, status, size, _ in self.transactions_manager.iterate_transactions(
):
if not is_upload:
continue
if status != Transaction.TS_LOCAL_SAVED:
continue
base_path, file_name = os.path.split(file_path)
if base_path == path:
ret_lst.append(
self.__make_item_fs(FileMD(name=file_name, size=size)))
inc_tr_l.append(file_name)
items = self.metadata.listdir(path)
for item in items:
if item.name not in inc_tr_l:
ret_lst.append(self.__make_item_fs(item))
return ret_lst
def open_file(self, file_path, for_write=False):
file_path = to_nimbus_path(file_path)
return SmartFileObject(file_path, for_write)
def remove_file(self, file_path):
file_path = to_nimbus_path(file_path)
logger.debug('removing file %s ...' % file_path)
self.transactions_manager.remove_file(file_path)
logger.debug('file %s is removed!' % file_path)
def open_file(self, file_path, for_write=False):
file_path = to_nimbus_path(file_path)
return SmartFileObject(file_path, for_write)
def remove_file(self, file_path):
file_path = to_nimbus_path(file_path)
logger.debug('removing file %s ...'%file_path)
self.transactions_manager.remove_file(file_path)
logger.debug('file %s is removed!'%file_path)