Source code for duplicity.backends.hubicbackend

# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf-8 -*-
#
# Copyright 2013 J.P. Krauss <jkrauss@asymworks.com>
#
# This file is part of duplicity.
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# 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.
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# Duplicity is distributed in the hope that it will be useful, but
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# General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

import os

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


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