NGINX site config

site.ru

upstream backend-site {server unix:/var/run/php5-site.sock;}
server {
	server_name www.site.ru;
	return 301 http://site.ru$request_uri;
}
server {
	listen 80;
	client_max_body_size 32m;

	error_log /var/www/user/site.ru/logs/error.log;
	access_log /var/www/user/site.ru/logs/access.log;

	root /var/www/user/site.ru/www;	
	index index.php index.html index.htm;
	rewrite_log on;
	server_name site.ru;
	include includes/allowedips;
	location = /favicon.ico {
		log_not_found off;
		access_log off;
	}
	location = /robots.txt {
		allow all;
		log_not_found off;
		access_log off;
	}

	location / {
		try_files $uri $uri/ @rewrite;
	}
	location @rewrite {
		rewrite ^/(.*)$ /index.php?q=$1;
    	}
	error_page 404 /404.html;
	error_page 500 502 503 504 /50x.html;
	location = /50x.html {
	root /usr/share/nginx/html;
	}
	location ~ \.php$ {
	try_files $uri =404;
	        #fastcgi_split_path_info ^(.+\.php)(/.+)$;
	        fastcgi_pass backend-site;
	        fastcgi_index index.php;
	        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
		fastcgi_param	SCRIPT_NAME	$fastcgi_script_name;
		fastcgi_busy_buffers_size	25k;
		fastcgi_temp_file_write_size	256k;        
	include fastcgi_params;
	}
    location ~* ^.+\.(jpg|jpeg|gif|css|png|js|ico|bmp)$ {
       access_log       off;
	log_not_found	off;
       expires          30d;

       break;
    }
}