worker_processes 1; daemon off; events { worker_connections 1024; } http { include /data/etc/nginx/mime.types; sendfile on; gzip on; gzip_http_version 1.0; gzip_proxied any; gzip_min_length 500; gzip_disable "MSIE [1-6]\."; gzip_types text/plain text/xml text/javascript text/css text/comma-separated-values application/xml+rss application/xml application/x-javascript application/json application/javascript application/atom+xml; # Proxy upstream to the puma process upstream rails { server 127.0.0.1:3000; } map $http_upgrade $connection_upgrade { default upgrade; '' close; } # Configuration for Nginx server { # Listen on port 8080 listen 8080; add_header Strict-Transport-Security "max-age=31536000"; add_header Content-Security-Policy "style-src 'self' 'unsafe-inline'; script-src 'self'; object-src 'self'; img-src data: https:; media-src data: https:; connect-src 'self' wss://<%= ENV["LOCAL_DOMAIN"] %>; upgrade-insecure-requests"; root /app/public; client_max_body_size 8M; location / { try_files $uri @rails; } location /sw.js { add_header Cache-Control "public, max-age=0"; try_files $uri @rails; } location ~ ^/(emoji|packs|system/media_attachments/files|system/accounts/avatars) { add_header Cache-Control "public, max-age=31536000, immutable"; try_files $uri @rails; } # Proxy connections to rails location @rails { proxy_set_header Host $host; proxy_pass_header Server; proxy_pass http://rails; proxy_buffering on; proxy_redirect off; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection $connection_upgrade; proxy_cache CACHE; proxy_cache_valid 200 7d; proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504; tcp_nodelay on; } } proxy_cache_path /data/var/cache/nginx levels=1:2 keys_zone=CACHE:10m inactive=7d max_size=1g; error_page 500 501 502 503 504 /500.html; }