Channels

Channels

Django Channelsは、DjangoのWebSocketフレームワークです。

Channelsの設定

依存関係の追加

pip install channels channels-redis

コンシューマーの実装

consumers.py

from channels.generic.websocket import AsyncWebsocketConsumer

class ChatConsumer(AsyncWebsocketConsumer):
    async def connect(self):
        await self.channel_layer.group_add("chat", self.channel_name)
        await self.accept()

    async def receive(self, text_data):
        await self.channel_layer.group_send(
            "chat",
            {"type": "chat_message", "message": text_data}
        )

    async def chat_message(self, event):
        await self.send(text_data=event["message"])