>
>  There's not individual documentation for every situation because people's 
> choice of webserver and their OS versions and environments differ. If you 
> tell me what you're using I can try and provide some hints or links to 
> examples.

 
I thought it would be easy now, since I understand the concept better, but 
it still wasn't easy.


>From django channels documentation

>
> the ideal thing is to be able to look for the Upgrade: WebSocket header 
> and distinguish connections by this



So wha I need is in pseudo code,

if Upgrade: WebSocket is present,
  hand over requests to asgi (darphene)
else
  hand over requests to wsgi (uwsgi)

I failed to find an example. 
So yes, please let me know how to do the dual setup with nginx in the front.

I found https://www.nginx.com/blog/websocket-nginx/ but not readily 
applicable because the example there seems to 
proxy every requests. 

2017년 1월 19일 목요일 오전 3시 40분 0초 UTC+9, Andrew Godwin 님의 말:
>
>
>
> On Wed, Jan 18, 2017 at 12:33 AM, Dev App <[email protected] 
> <javascript:>> wrote:
>
>>
>> I hope there 's a documentation how to do "running-asgi-alongside-wsgi" 
>> https://channels.readthedocs.io/en/stable/deploying.html#running-asgi-alongside-wsgi
>> (I tried google, but none found for how to do it)
>>
>> I'm just afraid to hand over every request to asgi which I don't know 
>> much about.
>>
>
> There's not individual documentation for every situation because people's 
> choice of webserver and their OS versions and environments differ. If you 
> tell me what you're using I can try and provide some hints or links to 
> examples.
>  
>
>>
>> I have another question.
>>
>> I'd like to send notification to websocket client when some signal 
>> (post-save, etc) occurs.  
>>
>> For instance, if user-a starts following user-b (post-save signal 
>> occurs), (and this happens over wsgi, normal django),
>> I'd like to send notification to user-b through websocket.
>>
>> Is the above usage possible with wsgi/asgi dual setup?
>>
>>
> Yes, the dual setup still lets you send messages to channels from WSGI 
> workers, just not act on them.
>  
>
>>
>> I didn't fully understand interface-server/channel-backend/workers 
>> concept. 
>> A single image could help people like me.
>>
>> I wonder if the following is correct?
>>
>> nginx --- wsgi --------------  django
>>                                         /
>> nginx --- asgi --- redis ---/
>>
>> asgi is interface-server
>> redis is channel-backend
>> django is workers
>>
>>
> That's not quite right, but close - the ASGI and WSGI workers live in 
> different places, because the ASGI ones are a separate process using 
> runworker and the WSGI ones run inside your WSGI server, and both can talk 
> to the channel layer (redis in your example).
>
> Any Python code can send to a channel - WSGI workers, management commands, 
> etc. You can just only act on messages on channels inside workers or async 
> code you write yourself.
>
> Andrew
>

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