def _interfaces_from_name(self, name):
"""Tries to find an Interface in NAV's database for the already
identified netbox.
The ifName, ifDescr, ifAlias, and optionally, baseport attributes are
searched for name.
:returns: A shadows.Interface object representing the interface, or None
if no corresponding interface was found.
"""
if not (self.netbox and name):
return
if is_invalid_utf8(name):
self._logger.warning(
"cannot search database for malformed "
"neighboring port name %r", name)
return
queries = [Q(ifdescr=name), Q(ifname=name), Q(ifalias=name)]
if name.isdigit():
queries.append(Q(baseport=int(name)))
for query in queries:
ifc = self._interface_query(query)
if ifc:
return ifc
def _interface_from_name(self, name):
"""Tries to find an Interface in NAV's database for the already
identified netbox.
The ifName, ifDescr, ifAlias, and optionally, baseport attributes are
searched for name.
:returns: A shadows.Interface object representing the interface, or None
if no corresponding interface was found.
"""
if not (self.netbox and name):
return
if is_invalid_utf8(name):
self._logger.warn("cannot search database for malformed "
"neighboring port name %r", name)
return
queries = [Q(ifdescr=name), Q(ifname=name), Q(ifalias=name)]
if name.isdigit():
queries.append(Q(baseport=int(name)))
netbox = Q(netbox__id=self.netbox.id)
for query in queries:
ifc = self._interface_query(netbox & query)
if ifc:
return ifc
def _fix_binary_garbage(self):
"""Fixes version strings that appear as binary garbage."""
for attr in ('hardware_version', 'software_version',
'firmware_version', 'serial'):
value = getattr(self, attr)
if utils.is_invalid_utf8(value):
self._logger.warning("Invalid value for %s: %r", attr, value)
setattr(self, attr, repr(value))
self.clear_cached_objects()
def prepare(self, _=None):
for attr in ('remote_id', 'remote_name'):
if getattr(self, attr) and is_invalid_utf8(getattr(self, attr)):
self._logger.debug("converting invalid %s: %r", attr,
getattr(self, attr))
setattr(self, attr, repr(getattr(self, attr)))
elif not getattr(self, attr):
setattr(self, attr, '')
elif not isinstance(getattr(self, attr), six.text_type):
value = getattr(self, attr)
setattr(self, attr, value.decode('utf-8'))
def _fix_binary_garbage(self):
"""Fixes version strings that appear as binary garbage."""
for attr in ('hardware_version',
'software_version',
'firmware_version',
'serial'):
value = getattr(self, attr)
if utils.is_invalid_utf8(value):
self._logger.warn("Invalid value for %s: %r",
attr, value)
setattr(self, attr, repr(value))
self.clear_cached_objects()
def test_valid_utf8(self):
self.assertFalse(is_invalid_utf8("ABC-123"))
self.assertFalse(is_invalid_utf8('\xc3\x86\xc3\x98\xc3\x85'))
def test_invalid_utf8(self):
self.assertTrue(is_invalid_utf8('P%\xe4\xb8D\xb6\x108B\x1d'))
def _fix_binary_garbage(self):
"""Fixes string attributes that appear as binary garbage."""
if utils.is_invalid_utf8(self.model):
self._logger.warn("Invalid value for model: %r", self.model)
self.model = repr(self.model)
def _fix_binary_garbage(self):
"""Fixes string attributes that appear as binary garbage."""
if utils.is_invalid_utf8(self.model):
self._logger.warning("Invalid value for model: %r", self.model)
self.model = repr(self.model)
def test_valid_utf8(self):
self.assertFalse(is_invalid_utf8("ABC-123"))
self.assertFalse(is_invalid_utf8('\xc3\x86\xc3\x98\xc3\x85'))
def test_invalid_utf8(self):
self.assertTrue(is_invalid_utf8('P%\xe4\xb8D\xb6\x108B\x1d'))
