# Copyright (c) 2023, NVIDIA CORPORATION. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from abc import ABC, abstractmethod
from typing import Any, Optional
from nvflare.fuel.f3.connection import Connection
from nvflare.fuel.f3.endpoint import Endpoint
[docs]class AppIds:
"""Reserved application IDs"""
ALL = 0
DEFAULT = 1
CELL_NET = 2
PUB_SUB = 3
[docs]class Message:
def __init__(self, headers: Optional[dict] = None, payload: Any = None):
"""Construct an FCI message"""
self.headers = headers
self.payload = payload
[docs] def set_prop(self, key: str, value):
setattr(self, key, value)
[docs] def get_prop(self, key: str, default=None):
try:
return getattr(self, key)
except AttributeError:
return default
[docs]class MessageReceiver(ABC):
[docs] @abstractmethod
def process_message(self, endpoint: Endpoint, connection: Connection, app_id: int, message: Message):
pass