92 lines
3.0 KiB
Python
92 lines
3.0 KiB
Python
# Copyright 2019 Red Hat, Inc.
|
|
#
|
|
# This module is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This software is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this software. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import os
|
|
|
|
from . import storageutils
|
|
|
|
|
|
class FilesystemDriver(storageutils.StorageDriver):
|
|
def __init__(self, conf):
|
|
self.root = conf['root']
|
|
|
|
def list_objects(self, path):
|
|
path = os.path.join(self.root, path)
|
|
if not os.path.isdir(path):
|
|
return []
|
|
ret = []
|
|
for f in os.listdir(path):
|
|
obj_path = os.path.join(path, f)
|
|
ret.append(storageutils.ObjectInfo(
|
|
obj_path, f, os.stat(obj_path).st_ctime,
|
|
os.path.isdir(obj_path)))
|
|
return ret
|
|
|
|
def get_object_size(self, path):
|
|
path = os.path.join(self.root, path)
|
|
if not os.path.exists(path):
|
|
return None
|
|
return os.stat(path).st_size
|
|
|
|
def put_object(self, path, data):
|
|
path = os.path.join(self.root, path)
|
|
os.makedirs(os.path.dirname(path), exist_ok=True)
|
|
with open(path, 'wb') as f:
|
|
if isinstance(data, bytes):
|
|
f.write(data)
|
|
else:
|
|
for chunk in data:
|
|
f.write(chunk)
|
|
|
|
def get_object(self, path):
|
|
path = os.path.join(self.root, path)
|
|
if not os.path.exists(path):
|
|
return None
|
|
with open(path, 'rb') as f:
|
|
return f.read()
|
|
|
|
def delete_object(self, path):
|
|
path = os.path.join(self.root, path)
|
|
if os.path.exists(path):
|
|
if os.path.isdir(path):
|
|
os.rmdir(path)
|
|
else:
|
|
os.unlink(path)
|
|
|
|
def move_object(self, src_path, dst_path):
|
|
src_path = os.path.join(self.root, src_path)
|
|
dst_path = os.path.join(self.root, dst_path)
|
|
os.makedirs(os.path.dirname(dst_path), exist_ok=True)
|
|
os.rename(src_path, dst_path)
|
|
|
|
def cat_objects(self, path, chunks):
|
|
path = os.path.join(self.root, path)
|
|
os.makedirs(os.path.dirname(path), exist_ok=True)
|
|
with open(path, 'wb') as outf:
|
|
for chunk_path in chunks:
|
|
chunk_path = os.path.join(self.root, chunk_path)
|
|
with open(chunk_path, 'rb') as inf:
|
|
while True:
|
|
d = inf.read(4096)
|
|
if not d:
|
|
break
|
|
outf.write(d)
|
|
for chunk_path in chunks:
|
|
chunk_path = os.path.join(self.root, chunk_path)
|
|
os.unlink(chunk_path)
|
|
|
|
|
|
Driver = FilesystemDriver
|