Anybody?
On Monday, October 30, 2017 at 10:57:26 AM UTC-7, Adam wrote: > > > Hello, > > I am following "getting started" in the django channel docs as well as > "django channels form the ground up" > https://artandlogic.com/2016/06/django-channels-ground-part-2/ tutorial > in the django, using REDIS, NGINX and GUNICORN on digital ocean. > > Based on console errors in the browser, I used this code modified from > modified from the docs to test the channel in my browser (JavaScript): > > socket = new WebSocket("wss://" + window.location.host + ":8001/chat"); > > Then the rest is copied directly: > > socket.onopen = function() { > socket.send("hello world"); > } > > // Call onopen directly if socket is already open > if (socket.readyState == WebSocket.OPEN) socket.onopen(); > > As the title states, the JavaScript test works on the run server - > python manage.py runserver 0.0.0.0:8000 but not o the production server. > > Here is the terminal response to the run server command: > > Performing system checks... > > System check identified no issues (0 silenced). > October 30, 2017 - 10:40:10 > Django version 1.11, using settings 'dojos.settings' > Starting Channels development server at http://0.0.0.0:8000/ > Channel layer default (channels_panel.apps.DebugChannelLayer) > Quit the server with CONTROL-C. > 2017-10-30 10:40:10,203 - INFO - worker - Listening on channels > http.request, websocket.connect, websocket.disconnect, websocket.receive > 2017-10-30 10:40:10,205 - INFO - worker - Listening on channels > http.request, websocket.connect, websocket.disconnect, websocket.receive > 2017-10-30 10:40:10,206 - INFO - worker - Listening on channels > http.request, websocket.connect, websocket.disconnect, websocket.receive > 2017-10-30 10:40:10,208 - INFO - server - HTTP/2 support not enabled > (install the http2 and tls Twisted extras) > 2017-10-30 10:40:10,208 - INFO - server - Using busy-loop synchronous mode > on channel layer > 2017-10-30 10:40:10,209 - INFO - server - Listening on endpoint > tcp:port=8000:interface=0.0.0.0 > 2017-10-30 10:40:10,210 - INFO - worker - Listening on channels > http.request, websocket.connect, websocket.disconnect, websocket.receive > > And then to the JavaScript test: > > [2017/10/30 10:41:07] HTTP GET /favicon.ico 200 [0.24, 75.82.191.111:35111 > ] > [2017/10/30 10:41:16] WebSocket HANDSHAKING /chat/ [75.82.191.111:47589] > [2017/10/30 10:41:16] WebSocket CONNECT /chat/ [75.82.191.111:47589] > > > On the production server, here is the console error: > > VM381:1 Uncaught DOMException: Failed to execute 'send' on 'WebSocket': > Still in CONNECTING state. > at <anonymous>:1:8 > (anonymous) @ VM381:1 > VM379:1 WebSocket connection to 'wss://joinourstory.com:8001/chat' > failed: Error in connection establishment: net::ERR_CONNECTION_TIMED_OUT > > These things seem to be relevant: > > SETTINGS.PY copied exactly tutorial: > > REDIS_HOST = os.environ.get('REDIS_HOST', 'localhost') > > CHANNEL_LAYERS = { > "default": { > "BACKEND": "asgi_redis.RedisChannelLayer", > "CONFIG": { > "hosts": [("localhost", 6379)], > }, > "ROUTING": "dojos.routing.channel_routing", > }, > } > > > ROUTING.PY and CONSUMERS.PY copied exactly from the docs. > > Here is the supervisor configuration: > > > [program:dojos] > command=/home/adam/dojos/bin/gunicorn_start > user=adam > autostart=true > autorestart=true > redirect_stderr=true > stdout_logfile=/home/adam/logs/gunicorn-error.log > > [program:server_workers] > command=/home/adam/dojos/venv/bin/python /home/adam/dojos/manage.py > runworker > directory=/home/adam/dojos > user=adam > autostart=true > autorestart=true > redirect_stderr=true > stopasgroup=true > > [program:server_interface] > command=/home/adam/dojos/venv/bin/daphne -b 127.0.0.1 -p 8001 > dojos.asgi:channel_layer > directory=/home/adam/dojos > autostart=true > autorestart=true > stopasgroup=true > user=adam > > This seems to be working as this is the response to sudo supervisorctl > status: > > dojos RUNNING pid 27834, uptime 0:22:29 > server_interface RUNNING pid 27835, uptime 0:22:29 > server_workers RUNNING pid 27836, uptime 0:22:29 > > Here is the nginx config file (NOTE I HAVE TO USE SSL) > > # Enable upgrading of connection (and websocket proxying) depending on the > # presence of the upgrade field in the client request header > map $http_upgrade $connection_upgrade { > default upgrade; > '' close; > } > > # Create an upstream alias to where we've set daphne to bind to > upstream dojos { > server 127.0.0.1:8001; > } > > server { > listen 80; > > server_name joinourstory.com www.joinourstory.com; > > return 301 https://$server_name$request_uri; > } > > server { > > listen 443 ssl; > > server_name joinourstory.com www.joinourstory.com; > > ssl on; > > ssl_certificate /etc/nginx/ssl/chainedcert.crt; > ssl_certificate_key /etc/nginx/ssl/josserver.key; > > ssl_protocols TLSv1 TLSv1.1 TLSv1.2; > ssl_prefer_server_ciphers on; > ssl_ciphers REDACTED > > location = /favicon.ico { access_log off; log_not_found off; } > > location /static/ { > root /home/adam/dojos; > } > > location /media/ { > root /home/adam/dojos; > } > > location / { > # Pass request to the upstream alias > proxy_pass http://unix:/home/adam/gunicorn.sock; > > # Require http version 1.1 to allow for upgrade requests > proxy_http_version 1.1; > > # We want proxy_buffering off for proxying to websockets. > proxy_buffering off; > > # http://en.wikipedia.org/wiki/X-Forwarded-For > proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; > > # enable this if you use HTTPS: > proxy_set_header X-Forwarded-Proto https; > > # pass the Host: header from the client for the sake of redirects > proxy_set_header Host $http_host; > > # We've set the Host header, so we don't need Nginx to muddle > proxy_redirect off; > > # Depending on the request value, set the Upgrade and connection > proxy_set_header Upgrade $http_upgrade; > > proxy_set_header Connection $connection_upgrade; > } > } > > > > > The nginx-error.log is empty and everything else on the site seems to be > working fine. > > Please help! > > Thanks Adam > > -- You received this message because you are subscribed to the Google Groups "Django users" group. 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