1# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf8 -*-
2#
3# Copyright 2014 Andrea Grandi <a.grandi@gmail.com>
4#
5# This file is part of duplicity.
6#
7# Duplicity is free software; you can redistribute it and/or modify it
8# under the terms of the GNU General Public License as published by the
9# Free Software Foundation; either version 2 of the License, or (at your
10# option) any later version.
11#
12# Duplicity is distributed in the hope that it will be useful, but
13# WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15# General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with duplicity; if not, write to the Free Software Foundation,
19# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20
21import os.path
22import duplicity.backend
23import duplicity.util
24
25
26class SXBackend(duplicity.backend.Backend):
27    u"""Connect to remote store using Skylable Protocol"""
28    def __init__(self, parsed_url):
29        duplicity.backend.Backend.__init__(self, parsed_url)
30        self.url_string = parsed_url.url_string
31
32    def _put(self, source_path, remote_filename):
33        remote_filename = util.fsdecode(remote_filename)
34        remote_path = os.path.join(self.url_string, remote_filename)
35        commandline = u"sxcp {0} {1}".format(source_path.uc_name, remote_path)
36        self.subprocess_popen(commandline)
37
38    def _get(self, remote_filename, local_path):
39        remote_filename = util.fsdecode(remote_filename)
40        remote_path = os.path.join(self.url_string, remote_filename)
41        commandline = u"sxcp {0} {1}".format(remote_path, local_path.uc_name)
42        self.subprocess_popen(commandline)
43
44    def _list(self):
45        # Do a long listing to avoid connection reset
46        commandline = u"sxls {0}/".format(self.url_string)
47        _, l, _ = self.subprocess_popen(commandline)
48        # Look for our files as the last element of a long list line
49        return [util.fsencode(x[x.rindex(u'/') + 1:].split()[-1]) for x in l.split(u'\n')
50                if x and not x.startswith(u"total ")]
51
52    def _delete(self, filename):
53        commandline = u"sxrm {0}/{1}".format(self.url_string, filename)
54        self.subprocess_popen(commandline)
55
56
57duplicity.backend.register_backend(u"sx", SXBackend)
58