示例#1
0
 def get_non_persistent_object(self, state, obj):
     if '_py_constant' in state:
         return self.simple_resolve(state.pop('_py_constant'))
     if '_py_type' in state:
         # Handle the simplified case.
         klass = self.simple_resolve(state.pop('_py_type'))
         sub_obj = copy_reg._reconstructor(klass, object, None)
     elif '_py_persistent_type' in state:
         # Another simple case for persistent objects that do not want
         # their own document.
         klass = self.simple_resolve(state.pop('_py_persistent_type'))
         sub_obj = copy_reg.__newobj__(klass)
     else:
         factory = self.simple_resolve(state.pop('_py_factory'))
         factory_args = self.get_object(state.pop('_py_factory_args'), obj)
         sub_obj = factory(*factory_args)
     if len(state):
         sub_obj_state = self.get_object(state, obj)
         if isinstance(sub_obj, persistent.Persistent):
             sub_obj.__setstate__(sub_obj_state)
             # This is a persistent sub-object -- mark it as such. Otherwise
             # we risk to store this object in its own collection next time.
             sub_obj._p_mongo_sub_object = True
         else:
             sub_obj.__dict__.update(sub_obj_state)
     if getattr(sub_obj, '_p_mongo_sub_object', False):
         sub_obj._p_mongo_doc_object = obj
         sub_obj._p_jar = self._jar
     return sub_obj
示例#2
0
 def get_non_persistent_object(self, state, obj):
     if '_py_constant' in state:
         return self.simple_resolve(state.pop('_py_constant'))
     if '_py_type' in state:
         # Handle the simplified case.
         klass = self.simple_resolve(state.pop('_py_type'))
         sub_obj = copy_reg._reconstructor(klass, object, None)
     elif '_py_persistent_type' in state:
         # Another simple case for persistent objects that do not want
         # their own document.
         klass = self.simple_resolve(state.pop('_py_persistent_type'))
         sub_obj = copy_reg.__newobj__(klass)
     else:
         factory = self.simple_resolve(state.pop('_py_factory'))
         factory_args = self.get_object(state.pop('_py_factory_args'), obj)
         sub_obj = factory(*factory_args)
     if len(state):
         sub_obj_state = self.get_object(state, obj)
         if isinstance(sub_obj, persistent.Persistent):
             sub_obj.__setstate__(sub_obj_state)
             # This is a persistent sub-object -- mark it as such. Otherwise
             # we risk to store this object in its own collection next time.
             sub_obj._p_mongo_sub_object = True
         else:
             sub_obj.__dict__.update(sub_obj_state)
     if getattr(sub_obj, '_p_mongo_sub_object', False):
         sub_obj._p_mongo_doc_object = obj
         sub_obj._p_jar = self._jar
     return sub_obj
def test_reconstructor():
    reconstructor_copy = copy_reg._reconstructor
    try:
        obj = copy_reg._reconstructor(object, object, None)
        Assert(type(obj) is object)

        #set,get, the value is a random int
        rand = _random.Random()
        value = rand.getrandbits(8)
        copy_reg._reconstructor = value
        result = copy_reg._reconstructor
        Assert(result == value, "set or get of the attribute failed!")

        #the value is a string
        value2 = "value2"
        copy_reg._reconstructor = value2
        result = copy_reg._reconstructor
        Assert(result == value2, "set or get of the attribute failed!")

        #the value is a custom type object
        value3 = testclass()
        copy_reg._reconstructor = value3
        result = copy_reg._reconstructor
        Assert(result == value3, "set or get of the attribute failed!")
    finally:
        copy_reg._reconstructor = reconstructor_copy
    def test_reconstructor(self):
        reconstructor_copy = copy_reg._reconstructor
        try:
            obj = copy_reg._reconstructor(object, object, None)   
            self.assertTrue(type(obj) is object)

            #set,get, the value is a random int
            rand = random.Random()
            value = rand.getrandbits(8)
            copy_reg._reconstructor = value
            result = copy_reg._reconstructor
            self.assertTrue(result == value,
                "set or get of the attribute failed!")
        
            #the value is a string
            value2 = "value2"
            copy_reg._reconstructor = value2
            result = copy_reg._reconstructor
            self.assertTrue(result == value2,
                "set or get of the attribute failed!")
        
            #the value is a custom type object
            value3 = testclass()
            copy_reg._reconstructor = value3
            result = copy_reg._reconstructor
            self.assertTrue(result == value3,
                "set or get of the attribute failed!")
        finally:               
            copy_reg._reconstructor = reconstructor_copy
示例#5
0
    def get_non_persistent_object(self, state, obj):
        if '_py_constant' in state:
            return self.simple_resolve(state['_py_constant'])

        # this method must NOT change the passed in state dict
        state = dict(state)
        if '_py_type' in state:
            # Handle the simplified case.
            klass = self.simple_resolve(state.pop('_py_type'))
            sub_obj = copy_reg._reconstructor(klass, object, None)
        elif interfaces.PY_TYPE_ATTR_NAME in state:
            # Another simple case for persistent objects that do not want
            # their own document.
            klass = self.simple_resolve(state.pop(interfaces.PY_TYPE_ATTR_NAME))
            sub_obj = copy_reg.__newobj__(klass)
        else:
            factory = self.simple_resolve(state.pop('_py_factory'))
            factory_args = self.get_object(state.pop('_py_factory_args'), obj)
            sub_obj = factory(*factory_args)
        if len(state):
            sub_obj_state = self.get_object(state, obj)
            if hasattr(sub_obj, '__setstate__'):
                sub_obj.__setstate__(sub_obj_state)
            else:
                sub_obj.__dict__.update(sub_obj_state)
            if isinstance(sub_obj, persistent.Persistent):
                # This is a persistent sub-object -- mark it as such. Otherwise
                # we risk to store this object in its own table next time.
                setattr(sub_obj, interfaces.SUB_OBJECT_ATTR_NAME, True)
        if getattr(sub_obj, interfaces.SUB_OBJECT_ATTR_NAME, False):
            setattr(sub_obj, interfaces.DOC_OBJECT_ATTR_NAME, obj)
            sub_obj._p_jar = self._jar
        return sub_obj
示例#6
0
    def load_reduce(self):
        stack = self.stack
        args = stack.pop()
        func = stack[-1]

        if len(args) != 3 or func != _reconstructor:
            raise UnpicklingError("Security: Unacceptable reduce function use detected")

        # Some potential room for abuse
        value = _reconstructor(args[0], args[1], args[2])
        stack[-1] = value
示例#7
0
 def get_non_persistent_object(self, state, obj):
     if '_py_type' in state:
         # Handle the simplified case.
         klass = self.simple_resolve(state.pop('_py_type'))
         sub_obj = copy_reg._reconstructor(klass, object, None)
     elif '_py_persistent_type' in state:
         # Another simple case for persistent objects that do not want
         # their own document.
         klass = self.simple_resolve(state.pop('_py_persistent_type'))
         sub_obj = copy_reg.__newobj__(klass)
     else:
         factory = self.simple_resolve(state.pop('_py_factory'))
         factory_args = self.get_object(state.pop('_py_factory_args'), obj)
         sub_obj = factory(*factory_args)
     if len(state):
         sub_obj_state = self.get_object(state, obj)
         if isinstance(sub_obj, persistent.Persistent):
             sub_obj.__setstate__(sub_obj_state)
         else:
             sub_obj.__dict__.update(sub_obj_state)
     if getattr(sub_obj, '_p_mongo_sub_object', False):
         sub_obj._p_mongo_doc_object = obj
         sub_obj._p_jar = self._jar
     return sub_obj
示例#8
0
 def get_non_persistent_object(self, state, obj):
     if '_py_type' in state:
         # Handle the simplified case.
         klass = self.simple_resolve(state.pop('_py_type'))
         sub_obj = copy_reg._reconstructor(klass, object, None)
     elif '_py_persistent_type' in state:
         # Another simple case for persistent objects that do not want
         # their own document.
         klass = self.simple_resolve(state.pop('_py_persistent_type'))
         sub_obj = copy_reg.__newobj__(klass)
     else:
         factory = self.simple_resolve(state.pop('_py_factory'))
         factory_args = self.get_object(state.pop('_py_factory_args'), obj)
         sub_obj = factory(*factory_args)
     if len(state):
         sub_obj_state = self.get_object(state, obj)
         if isinstance(sub_obj, persistent.Persistent):
             sub_obj.__setstate__(sub_obj_state)
         else:
             sub_obj.__dict__.update(sub_obj_state)
     if getattr(sub_obj, '_p_mongo_sub_object', False):
         sub_obj._p_mongo_doc_object = obj
         sub_obj._p_jar = self._jar
     return sub_obj