Source code for duplicity.backends.hubicbackend

# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf-8 -*-
# Copyright 2013 J.P. Krauss <>
# This file is part of duplicity.
# Duplicity 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 2 of the License, or (at your
# option) any later version.
# Duplicity is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with duplicity; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

from builtins import str
import os

from duplicity import log
from duplicity import util
from duplicity.errors import BackendException
import duplicity.backend

from ._cf_pyrax import PyraxBackend

[docs]class HubicBackend(PyraxBackend): u""" Backend for Hubic using Pyrax """
[docs] def __init__(self, parsed_url): duplicity.backend.Backend.__init__(self, parsed_url) try: import pyrax except ImportError as e: raise BackendException(u"""\ Hubic backend requires the pyrax library available from Rackspace. Exception: %s""" % str(e)) # Inform Pyrax that we're talking to Hubic pyrax.set_setting(u"identity_type", u"duplicity.backends.pyrax_identity.hubic.HubicIdentity") CREDENTIALS_FILE = os.path.expanduser(u"~/.hubic_credentials") if os.path.exists(CREDENTIALS_FILE): try: pyrax.set_credential_file(CREDENTIALS_FILE) except Exception as e: log.FatalError(u"Connection failed, please check your credentials: %s %s" % (e.__class__.__name__, util.uexc(e)), log.ErrorCode.connection_failed) else: raise BackendException(u"No ~/.hubic_credentials file found.") container = parsed_url.path.lstrip(u'/') self.client_exc = pyrax.exceptions.ClientException self.nso_exc = pyrax.exceptions.NoSuchObject self.container = pyrax.cloudfiles.create_container(container)
duplicity.backend.register_backend(u"cf+hubic", HubicBackend)