# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf-8 -*-
#
# Copyright 2002 Ben Escoto <ben@emerose.org>
# Copyright 2007 Kenneth Loafman <kenneth@loafman.com>
#
# 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
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# 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=()):
"""Apply function to args, if error, run error_handler on exception
This only catches certain exceptions which seem innocent
enough.
"""
from duplicity import path # TODO: avoid circ. dep. issue
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, "errno")
and errno.errorcode.get(exc.errno)
in [
"EPERM",
"ENOENT",
"EACCES",
"EBUSY",
"EEXIST",
"ENOTDIR",
"ENAMETOOLONG",
"EINTR",
"ENOTEMPTY",
"EIO",
"ETXTBSY",
"ESRCH",
"EINVAL",
"EOPNOTSUPP",
]
):
# Log.exception()
if error_handler:
return error_handler(exc, *args)
else:
# Log.exception(1, 2)
raise
[docs]def listpath(path):
"""Like path.listdir() but return [] if error, and sort results"""
def error_handler(exc): # pylint: disable=unused-argument
log.Warn(_("Error listing directory %s") % path.uc_name)
return []
dir_listing = sorted(check_common_error(error_handler, path.listdir))
return dir_listing