proxy_redirect off; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_set_header X-Url-Scheme $scheme; proxy_set_header X-Forwarded-Proto $scheme; client_max_body_size 105m; client_body_buffer_size 128k; proxy_connect_timeout 90; proxy_send_timeout 90; proxy_read_timeout 90; proxy_buffer_size 128k; proxy_buffers 4 256k; proxy_busy_buffers_size 256k; large_client_header_buffers 4 32k;