/usr/share/pyshared/reportbug/tempfiles.py is in python-reportbug 6.5.0ubuntu1.
This file is owned by root:root, with mode 0o644.
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# tempfiles module - Temporary file handling for reportbug
# Written by Chris Lawrence <lawrencc@debian.org>
# (C) 1999-2008 Chris Lawrence
# Copyright (C) 2008-2014 Sandro Tosi <morph@debian.org>
#
# This program is freely distributable per the following license:
#
## Permission to use, copy, modify, and distribute this software and its
## documentation for any purpose and without fee is hereby granted,
## provided that the above copyright notice appears in all copies and that
## both that copyright notice and this permission notice appear in
## supporting documentation.
##
## I DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL I
## BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
## DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
## WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
## ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
## SOFTWARE.
import os
import tempfile
import time
def tempfile_prefix(package=None, extra=None):
if extra:
if package:
package = '%s-%s' % (package, extra)
else:
package = extra
if package:
return 'reportbug-%s-%s-%d-' % (
package, time.strftime('%Y%m%d'), os.getpid())
return 'reportbug-%s-%d-' % (time.strftime('%Y%m%d'), os.getpid())
template = tempfile_prefix()
# Derived version of mkstemp that returns a Python file object
_text_openflags = os.O_RDWR | os.O_CREAT | os.O_EXCL
if hasattr(os, 'O_NOINHERIT'):
_text_openflags |= os.O_NOINHERIT
if hasattr(os, 'O_NOFOLLOW'):
_text_openflags |= os.O_NOFOLLOW
_bin_openflags = _text_openflags
if hasattr(os, 'O_BINARY'):
_bin_openflags |= os.O_BINARY
# Safe open, prevents filename races in shared tmp dirs
# Based on python-1.5.2/Lib/tempfile.py
def open_write_safe(filename, mode='w+b', bufsize=-1):
if 'b' in mode:
fd = os.open(filename, _bin_openflags, 0600)
else:
fd = os.open(filename, _text_openflags, 0600)
try:
return os.fdopen(fd, mode, bufsize)
except:
os.close(fd)
raise
# Wrapper for mkstemp; main difference is that text defaults to True, and it
# returns a Python file object instead of an os-level file descriptor
def TempFile(suffix="", prefix=template, dir=None, text=True,
mode="w+", bufsize=-1):
fh, filename = tempfile.mkstemp(suffix, prefix, dir, text)
fd = os.fdopen(fh, mode, bufsize)
return (fd, filename)
def cleanup_temp_file(temp_filename):
""" Clean up a temporary file.
:parameters:
`temp_filename`
Full filename of the file to clean up.
:return value:
None
Removes (unlinks) the named file if it exists.
"""
if os.path.exists(temp_filename):
os.unlink(temp_filename)
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