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import rpyc
import copy
import unittest
from rpyc.utils.server import ThreadedServer
class MyClass(object):
def __add__(self, other):
return self.foo() + str(other)
def foo(self):
return "foo"
def bar(self):
return "bar"
def spam(self):
return "spam"
def _privy(self):
return "privy"
def exposed_foobar(self):
return "Fee Fie Foe Foo"
class YourClass(object):
def lala(self):
return MyClass()
def baba(self):
return "baba"
def gaga(self):
return "gaga"
try:
long
except NameError:
long = int
unicode = str
try:
bytes
except NameError:
bytes = str
class Protector(object):
def __init__(self, safetypes=(int, list, bool, tuple, str, float, long, unicode, bytes)):
self._safetypes = set(safetypes)
self._typereg = {}
def register(self, typ, attrs):
self._typereg[typ] = frozenset(attrs)
def wrap(self, obj):
class Restrictor(object):
def __call__(_, *args, **kwargs):
return self.wrap(obj(*args, **kwargs))
def _rpyc_getattr(_, name):
if type(obj) not in self._safetypes:
attrs = self._typereg.get(type(obj), ())
if name not in attrs:
raise AttributeError(name)
obj2 = getattr(obj, name)
return self.wrap(obj2)
__getattr__ = _rpyc_getattr
return Restrictor()
SVC_RESTRICTED = ["exposed_foobar", "__add__", "_privy", "foo", "bar"]
class MyService(rpyc.Service):
exposed_MyClass = MyClass
def exposed_get_one(self):
return rpyc.restricted(MyClass(), SVC_RESTRICTED)
def exposed_get_two(self):
protector = Protector()
protector.register(MyClass, SVC_RESTRICTED)
protector.register(YourClass, ["lala", "baba"])
return protector.wrap(YourClass())
class TestRestricted(unittest.TestCase):
def setUp(self):
self.server = ThreadedServer(MyService)
self.thd = self.server._start_in_thread()
self.conn = rpyc.connect("localhost", self.server.port)
def tearDown(self):
self.conn.close()
while self.server.clients:
pass
self.server.close()
self.thd.join()
def test_restricted(self):
obj = self.conn.root.get_one()
self.assertEqual(obj.foo(), "foo")
self.assertEqual(obj.bar(), "bar")
self.assertEqual(obj.__add__("bar"), "foobar")
self.assertEqual(obj._privy(), "privy")
self.assertEqual(obj.exposed_foobar(), "Fee Fie Foe Foo")
self.assertRaises(AttributeError, lambda: obj.spam)
def test_restricted2(self):
self.server.protocol_config = {'allow_public_attrs': False}
obj = self.conn.root.get_one()
self.assertEqual(obj.foo(), "foo")
self.assertEqual(obj.bar(), "bar")
self.assertEqual(obj.__add__("bar"), "foobar")
self.assertEqual(obj._privy(), "privy")
self.assertRaises(AttributeError, lambda: obj.spam)
class TestConfigAllows(unittest.TestCase):
def setUp(self):
self.cfg = self._reset_cfg()
self.server = ThreadedServer(MyService, port=0)
self.thd = self.server._start_in_thread()
self.conn = rpyc.connect("localhost", self.server.port)
def tearDown(self):
self.conn.close()
while self.server.clients:
pass
self.server.close()
self.thd.join()
def _reset_cfg(self):
self.cfg = copy.copy(rpyc.core.protocol.DEFAULT_CONFIG)
return self.cfg
def _get_myclass(self, proto_config):
self.conn.close()
self.server.protocol_config.update(proto_config)
self.conn = rpyc.connect("localhost", self.server.port)
return self.conn.root.MyClass()
def test_default_config(self):
obj = self._get_myclass(self.cfg)
self.assertEqual(obj + 'bar', "foobar")
self.assertEqual(obj.foobar(), "Fee Fie Foe Foo")
self.assertEqual(obj.exposed_foobar(), "Fee Fie Foe Foo")
self.assertRaises(AttributeError, lambda: obj._privy)
self.assertRaises(AttributeError, lambda: obj.foo)
self.assertRaises(AttributeError, lambda: obj.bar)
self.assertRaises(AttributeError, lambda: obj.spam)
def test_allow_all(self):
self._reset_cfg()
self.cfg['allow_all_attrs'] = True
obj = self._get_myclass(self.cfg)
self.assertEqual(obj + 'bar', "foobar")
self.assertEqual(obj.__add__("bar"), "foobar")
self.assertEqual(obj._privy(), "privy")
self.assertEqual(obj.foobar(), "Fee Fie Foe Foo")
self.assertEqual(obj.exposed_foobar(), "Fee Fie Foe Foo")
def test_allow_exposed(self):
self._reset_cfg()
self.cfg['allow_exposed_attrs'] = False
try:
self._get_myclass(self.cfg) # returns obj, but ignored
passed = False
except Exception:
passed = True
self.assertEqual(passed, True)
def test_allow_safe_attrs(self):
self._reset_cfg()
self.cfg['allow_safe_attrs'] = False
obj = self._get_myclass(self.cfg)
self.assertEqual(obj.foobar(), "Fee Fie Foe Foo")
self.assertEqual(obj.exposed_foobar(), "Fee Fie Foe Foo")
self.assertRaises(AttributeError, lambda: obj._privy)
self.assertRaises(AttributeError, lambda: obj + 'bar')
self.assertRaises(AttributeError, lambda: obj.foo)
self.assertRaises(AttributeError, lambda: obj.bar)
self.assertRaises(AttributeError, lambda: obj.spam)
def test_allow_public_attrs(self):
self._reset_cfg()
self.cfg['allow_public_attrs'] = True
obj = self._get_myclass(self.cfg)
self.assertEqual(obj + 'bar', "foobar")
self.assertEqual(obj.foo(), "foo")
self.assertEqual(obj.bar(), "bar")
self.assertEqual(obj.foobar(), "Fee Fie Foe Foo")
self.assertEqual(obj.exposed_foobar(), "Fee Fie Foe Foo")
self.assertRaises(AttributeError, lambda: obj._privy)
class MyDescriptor1(object):
def __get__(self, instance, owner=None):
raise AttributeError("abcd")
class MyDescriptor2(object):
def __get__(self, instance, owner=None):
if instance is None:
return self
else:
raise RuntimeError("efgh")
@rpyc.service
class MyDecoratedService(rpyc.Service):
desc_1 = rpyc.exposed(MyDescriptor1())
exposed_desc_2 = MyDescriptor2()
class TestDescriptorErrors(unittest.TestCase):
"""Validate stack traces are consistent independent of how exposed attribute is accessed #478 #479"""
def setUp(self):
self.cfg = copy.copy(rpyc.core.protocol.DEFAULT_CONFIG)
self.server = ThreadedServer(MyDecoratedService(), port=0)
self.thd = self.server._start_in_thread()
self.conn = rpyc.connect("localhost", self.server.port)
def tearDown(self):
self.conn.close()
while self.server.clients:
pass
self.server.close()
self.thd.join()
def test_default_config(self):
root = self.conn.root
self.assertRaisesRegex(AttributeError, "abcd", lambda: root.exposed_desc_1)
self.assertRaisesRegex(AttributeError, "abcd", lambda: root.desc_1)
self.assertRaisesRegex(RuntimeError, "efgh", lambda: root.exposed_desc_2)
self.assertRaisesRegex(RuntimeError, "efgh", lambda: root.desc_2)
def test_allow_all(self):
self.cfg['allow_all_attrs'] = True
self.conn.close()
self.server.protocol_config.update(self.cfg)
self.conn = rpyc.connect("localhost", self.server.port)
root = self.conn.root
self.assertRaisesRegex(AttributeError, "abcd", lambda: root.exposed_desc_1)
self.assertRaisesRegex(AttributeError, "abcd", lambda: root.desc_1)
self.assertRaisesRegex(RuntimeError, "efgh", lambda: root.exposed_desc_2)
self.assertRaisesRegex(RuntimeError, "efgh", lambda: root.desc_2)
if __name__ == "__main__":
unittest.main()
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