1 # Cumulus: Efficient Filesystem Backup to the Cloud
2 # Copyright (C) 2008-2009 The Cumulus Developers
3 # See the AUTHORS file for a list of contributors.
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License along
16 # with this program; if not, write to the Free Software Foundation, Inc.,
17 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 import os, sys, tempfile
23 type_patterns = cumulus.store.type_patterns
25 class FileStore(cumulus.store.Store):
26 def __init__(self, url, **kw):
27 # if constructor isn't called via factory interpret url as filename
28 if not hasattr (self, 'path'):
30 self.prefix = self.path.rstrip("/")
32 def _get_path(self, type, name):
33 return "%s/%s" % (self.prefix, name)
36 files = os.listdir(self.prefix)
37 return (f for f in files if type_patterns[type].match(f))
39 def get(self, type, name):
40 k = self._get_path(type, name)
43 def put(self, type, name, fp):
44 k = self._get_path(type, name)
51 def delete(self, type, name):
52 k = self._get_path(type, name)
55 def stat(self, type, name):
57 stat = os.stat(self._get_path(type, name))
58 return {'size': stat.st_size}
60 raise cumulus.store.NotFoundError, (type, name)