Instructions for using Nginx in big mode

CHANGELOG

@@ -85,8 +85,7 @@ Core:
 - Added custom translations in config [#3383].
 - Added dynamic webpage title [#3404].
 - Added 'go to top'-link [#3404].
-- Added caching for the index views. When using a Webserver for serving
+- Added caching for the index views [#3419].
-  static files see the example configuration in the PR [#3419].
 - Added projector prioritization [#3425].
 
 Mediafiles:

DEVELOPMENT.rst

@@ -193,9 +193,12 @@ Populate your new database::
 4. Run OpenSlides
 -----------------
 
-First start e. g. four workers::
+First start e. g. four workers (do not use the `--threads` option, because the threads will not spawn across all cores)::
 
-    $ python manage.py runworker --threads 4
+    $ python manage.py runworker&
+    $ python manage.py runworker&
+    $ python manage.py runworker&
+    $ python manage.py runworker&
 
 To start Daphne as protocol server run::
 
@@ -207,3 +210,52 @@ To use Geiss instead of Daphne, just download Geiss and start it::
 
     $ python manage.py getgeiss
     $ ./personal_data/var/geiss
+
+5. Use Nginx (optional)
+
+When using Nginx as a proxy for delivering staticfiles the performance of the setup will increase very much. For delivering staticfiles you have to collect those::
+
+    $ python manage.py collectstatic
+
+This is an example configuration for a single Daphne/Geiss listen on port 8000::
+
+    server {
+         listen 80;
+         listen [::]:80;
+
+         server_name _;
+
+         location /static {
+             alias <your path to>/collected-static;
+         }
+         location ~* ^/(?!ws|wss|webclient|core/servertime|users/whoami|users/login|users/logout|users/setpassword|motions/docxtemplate|projector|real-projector|static|media|rest).*$ {
+             rewrite ^.*$ /static/html/index.html;
+         }
+         location ~* ^/projector.*$ {
+             rewrite ^.*$ /static/html/projector-container.html;
+         }
+         location ~* ^/real-projector.*$ {
+             rewrite ^.*$ /static/html/projector.html;
+         }
+         location ~* ^/webclient.*$ {
+             rewrite ^/webclient/(site|projector).*$ /static/js/webclient-$1.js;
+         }
+
+         location / {
+             proxy_pass http://localhost:8000;
+             proxy_read_timeout 5m;
+             proxy_http_version 1.1;
+             proxy_set_header Upgrade $http_upgrade;
+             proxy_set_header Connection "upgrade";
+             proxy_set_header Host $http_host;
+             proxy_set_header X-Real-IP $remote_addr;
+             proxy_set_header X-Scheme $scheme;
+         }
+     }
+
+Using Nginx as a load balancer is fairly easy. Just start multiple Daphnes/Geiss on different ports, change the `proxy_pass` to `http://openslides/` and add this on top of the Nginx configuration::
+
+    upstream openslides {
+        server localhost:2001;
+        server localhost:2002;
+    }

openslides/core/views.py

@@ -53,7 +53,7 @@ from .models import (
 
 # Special Django views
 
-class IndexView(utils_views.CSRFMixin, utils_views.IndexView):
+class IndexView(utils_views.CSRFMixin, utils_views.TemplateView):
     """
     The primary view for OpenSlides using AngularJS.
 
@@ -64,7 +64,7 @@ class IndexView(utils_views.CSRFMixin, utils_views.IndexView):
     template_name = 'templates/index.html'
 
 
-class ProjectorView(utils_views.IndexView):
+class ProjectorView(utils_views.TemplateView):
     """
     The primary view for OpenSlides projector using AngularJS.
 
@@ -74,7 +74,7 @@ class ProjectorView(utils_views.IndexView):
     template_name = 'templates/projector-container.html'
 
 
-class RealProjectorView(utils_views.IndexView):
+class RealProjectorView(utils_views.TemplateView):
     """
     The original view without resolutioncontrol for OpenSlides projector using AngularJS.
 

openslides/utils/views.py

@@ -50,9 +50,9 @@ class APIView(_APIView):
     del method_call
 
 
-class IndexView(View):
+class TemplateView(View):
     """
-    A view to serve a single cached template file. Subclasses has to provide 'template_name'.
+    A view to serve a single cached template file. Subclasses have to provide 'template_name'.
     """
     template_name = None  # type: str