self.channel_name)awaitself.accept()asyncdefdisconnect(self, close_code):# Leave room groupawaitself.channel_layer.group_discard(self.table, self.channel_name)# Receive message from WebSocketasyncdefreceive_json(self, content, **kwarg
self.room_name=self.scope["url_route"]["kwargs"]["room_name"] self.room_group_name="chat_%s"%self.room_name awaitself.channel_layer.group_add( self.room_group_name, self.channel_name ) awaitself.accept() asyncdefdisconnect(self, code): awaitself.channel_layer.group_discard( self.room...
Django Channels的理念和Go语言内置的channel概念类似,不同之处在于Django Channels是网络透明的,因此producer和consumer通信可以穿越不同机器.在同一个网络中,django channels的频道是根据名称属性区分的,如果你向一个名为http.request的channel发送信息,都是发送向同一个channel,而对于不同网络中则不一样,channel是网络...
from channels.generic.websocket import AsyncWebsocketConsumer class ChatConsumer(AsyncWebsocketConsumer): async def connect(self): self.room_name = 'chat_room' self.room_group_name = f'chat_{self.room_name}' # 加入聊天室群组 await self.channel_layer.group_add( self.room_group_name, self.chan...
channel_layer = get_channel_layer() async_to_sync(channel_layer.group_send)( room, {"type": "push.message", "message": msg, "room_name": room} ) push("推送测试", ) return JsonResponse({"1": 1}) 1. 2. 3. 4. 5. 6. ...
from asgiref.syncimportasync_to_sync from django.confimportsettings @shared_task deftailf(id,channel_name):channel_layer=get_channel_layer()filename=settings.TAILF[int(id)]try:withopen(filename)asf:f.seek(0,2)whileTrue:line=f.readline()ifline:print(channel_name,line)async_to_sync(channel_...
getattr(tasks, COMMANDS[command]['task']).delay(self.channel_name, *message_parts[1:]) 第五步 编写Celery异步任务 在bots目录下新建`tasks.py`,添加如下代码: from asgiref.sync import async_to_sync from celery import shared_task from channels.layers import get_channel_layer from parsel import ...
async_to_sync(self.channel_layer.group_add)(self.group_name, self.channel_name) aysnc_too_sync 是一个从 Django 的 async.grief 中导入的方法。它将异步方法转换为同步方法。它将 channel_layer.group_add 转换为同步方法,然后 (self.group_name, self.channel_name) 从作用域中获取组名和通道名,并...
Channels augments Django to bring WebSocket, long-poll HTTP, task offloading and other async support to your code, using familiar Django design patterns and a flexible underlying framework that lets you not only customize behaviours but also write support for your own protocols and needs. ...
五、发送消息到channel 无论是消息的推送或者消息的接受,都是经过channel layer进行传输,以下是发送消息示例, fromchannels.layersimportget_channel_layerfromasgiref.syncimportasync_to_sync channel_layer = get_channel_layer()defsend_channel_msg(channel_name, msg):""" ...