Source code for duplicity.robust

# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf-8 -*-
# Copyright 2002 Ben Escoto <>
# Copyright 2007 Kenneth Loafman <>
# 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

import errno

from duplicity import librsync
from duplicity import log

tmp_file_index = 1

[docs]def check_common_error(error_handler, function, args=()): u"""Apply function to args, if error, run error_handler on exception This only catches certain exceptions which seem innocent enough. """ # todo: import here to avoid circular dependency issue from duplicity import path try: return function(*args) # except (EnvironmentError, SkipFileException, DSRPPermError, # RPathException, Rdiff.RdiffException, # librsync.librsyncError, C.UnknownFileTypeError), exc: # TracebackArchive.add() except (IOError, EnvironmentError, librsync.librsyncError, path.PathException) as exc: if (not isinstance(exc, EnvironmentError) or hasattr(exc, u"errno") and errno.errorcode[exc.errno] in [u'EPERM', u'ENOENT', u'EACCES', u'EBUSY', u'EEXIST', u'ENOTDIR', u'ENAMETOOLONG', u'EINTR', u'ENOTEMPTY', u'EIO', u'ETXTBSY', u'ESRCH', u'EINVAL']): # Log.exception() if error_handler: return error_handler(exc, *args) else: # Log.exception(1, 2) raise
[docs]def listpath(path): u"""Like path.listdir() but return [] if error, and sort results""" def error_handler(exc): # pylint: disable=unused-argument log.Warn(_(u"Error listing directory %s") % path.uc_name) return [] dir_listing = check_common_error(error_handler, path.listdir) dir_listing.sort() return dir_listing