nginx: increase worker_connections

closes #59

mod/nginx/Dockerfile

@@ -27,3 +27,4 @@ COPY --from=builder /playback-legacy/2.0 /www/presentation/2.0
 COPY --from=builder /bbb-playback/build /www/presentation/2.3
 COPY ./bbb /etc/nginx/bbb
 COPY ./bigbluebutton /etc/nginx/conf.d/default.conf
+COPY ./nginx.conf /etc/nginx/nginx.conf

mod/nginx/nginx.conf

@@ -0,0 +1,32 @@
+user  nginx;
+worker_processes  auto;
+
+error_log  /var/log/nginx/error.log warn;
+pid        /var/run/nginx.pid;
+
+worker_rlimit_nofile 20000;
+
+events {
+    worker_connections 10000;
+}
+
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                      '$status $body_bytes_sent "$http_referer" '
+                      '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log  /var/log/nginx/access.log  main;
+
+    sendfile        on;
+    #tcp_nopush     on;
+
+    keepalive_timeout  65;
+
+    #gzip  on;
+
+    include /etc/nginx/conf.d/*.conf;
+}