def create_from_real_object(fo, use_rpmdb=False):
"""
Creates and returns an appropriate type of FileObjects' instance from a
Bunch object of which path exists actually.
:param fo: A Bunch object
"""
if not os.path.islink(fo.path):
assert os.path.exists(fo.path)
basic_attr_names = ("mode", "uid", "gid")
st = lstat(fo.path, use_rpmdb)
if st is None:
return FO.UnknownObject(**fo)
attrs = dict(zip(basic_attr_names, st))
attrs["mode"] = U.st_mode_to_mode(attrs["mode"])
filetype = guess_filetype(st[0])
if filetype == G.TYPE_FILE:
fo.checksum = U.checksum(fo.path)
else:
fo.checksum = U.checksum()
if filetype == G.TYPE_UNKNOWN:
logging.warn("Failed to detect filetype: " + fo.path)
elif filetype == G.TYPE_SYMLINK:
if "linkto" not in fo:
fo.linkto = os.path.realpath(fo.path)
# override with real (stat-ed) values if not specified.
for n in basic_attr_names:
if n not in fo:
fo[n] = attrs[n]
cls = FO.FILEOBJECTS.get(filetype, None)
assert cls is not None
return cls(**fo)
def test_pred__supported(self):
fo = FileObject("/dummy/path", 33204, 0, 0, checksum(), dict())
self.assertFalse(self.filter.pred(fo))
