user nginx; worker_processes 1; load_module "modules/ngx_http_image_filter_module.so"; error_log /var/log/nginx/error.log warn; pid /var/run/nginx.pid; events { worker_connections 768; } 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; gzip on; proxy_cache_path /cache levels=1:2 keys_zone=backcache:64m max_size=300m; proxy_cache_key "$scheme$request_method$host$request_uri$is_args$args"; proxy_cache_lock on; proxy_cache_use_stale error timeout invalid_header updating; expires 30d; proxy_cache_valid 200 302 30d; proxy_cache_valid 404 1m; server { # Note that it's listening on port 80 listen 80; charset utf-8; proxy_cache backcache; # proxy_cache_bypass $http_cache_control; add_header X-Proxy-Cache $upstream_cache_status; location / { proxy_set_header HOST $host; proxy_set_header X-Forwarded-Proto $scheme; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; expires 30d; add_header Cache-Control "public"; proxy_pass http://backend; } } }