def test_exception_to_str(self):
class FakeException(Exception):
def __str__(self):
raise UnicodeError()
ret = utils.exception_to_str(Exception('error message'))
self.assertEqual(ret, 'error message')
ret = utils.exception_to_str(Exception('\xa5 error message'))
self.assertEqual(ret, ' error message')
ret = utils.exception_to_str(FakeException('\xa5 error message'))
self.assertEqual(ret, "Caught '%(exception)s' exception." %
{'exception': 'FakeException'})
def test_exception_to_str(self):
class FakeException(Exception):
def __str__(self):
raise UnicodeError()
ret = utils.exception_to_str(Exception('error message'))
self.assertEqual(ret, 'error message')
ret = utils.exception_to_str(Exception('\xa5 error message'))
self.assertEqual(ret, ' error message')
ret = utils.exception_to_str(FakeException('\xa5 error message'))
self.assertEqual(
ret, "Caught '%(exception)s' exception." %
{'exception': 'FakeException'})
def test_remove_image_not_found(self):
fake_uuid = str(uuid.uuid4())
image = self.image_repo.get(UUID1)
image.image_id = fake_uuid
exc = self.assertRaises(exception.NotFound, self.image_repo.remove,
image)
self.assertIn(fake_uuid, utils.exception_to_str(exc))
def test_remove_image_member_does_not_exist(self):
fake_uuid = str(uuid.uuid4())
image = self.image_repo.get(UUID2)
fake_member = sps.domain.ImageMemberFactory()\
.new_image_member(image, TENANT4)
fake_member.id = fake_uuid
exc = self.assertRaises(exception.NotFound,
self.image_member_repo.remove,
fake_member)
self.assertIn(fake_uuid, utils.exception_to_str(exc))
def test_get_not_found(self):
fake_uuid = str(uuid.uuid4())
exc = self.assertRaises(exception.NotFound, self.image_repo.get,
fake_uuid)
self.assertIn(fake_uuid, utils.exception_to_str(exc))
def __call__(self, req, body):
"""
Executes the command
"""
if not isinstance(body, list):
msg = _("Request must be a list of commands")
raise exc.HTTPBadRequest(explanation=msg)
def validate(cmd):
if not isinstance(cmd, dict):
msg = _("Bad Command: %s") % str(cmd)
raise exc.HTTPBadRequest(explanation=msg)
command, kwargs = cmd.get("command"), cmd.get("kwargs")
if (not command or not isinstance(command, six.string_types) or
(kwargs and not isinstance(kwargs, dict))):
msg = _("Wrong command structure: %s") % (str(cmd))
raise exc.HTTPBadRequest(explanation=msg)
method = self._registered.get(command)
if not method:
# Just raise 404 if the user tries to
# access a private method. No need for
# 403 here since logically the command
# is not registered to the rpc dispatcher
raise exc.HTTPNotFound(explanation=_("Command not found"))
return True
# If more than one command were sent then they might
# be intended to be executed sequentially, that for,
# lets first verify they're all valid before executing
# them.
commands = filter(validate, body)
results = []
for cmd in commands:
# kwargs is not required
command, kwargs = cmd["command"], cmd.get("kwargs", {})
method = self._registered[command]
try:
result = method(req.context, **kwargs)
except Exception as e:
if self.raise_exc:
raise
cls, val = e.__class__, utils.exception_to_str(e)
msg = (_("RPC Call Error: %(val)s\n%(tb)s") %
dict(val=val, tb=traceback.format_exc()))
LOG.error(msg)
# NOTE(flaper87): Don't propagate all exceptions
# but the ones allowed by the user.
module = cls.__module__
if module not in CONF.allowed_rpc_exception_modules:
cls = exception.RPCError
val = six.text_type(exception.RPCError(cls=cls, val=val))
cls_path = "%s.%s" % (cls.__module__, cls.__name__)
result = {"_error": {"cls": cls_path, "val": val}}
results.append(result)
return results
def fail(returncode, e):
sys.stderr.write("ERROR: %s\n" % utils.exception_to_str(e))
sys.exit(returncode)
def fail(returncode, e):
sys.stderr.write("ERROR: %s\n" % utils.exception_to_str(e))
sys.exit(returncode)