配置图片服务器

 server
    {
        listen 80;
        server_name img.kaidad.com;
        index index.html index.htm index.php;
        root  /data/img;

        #error_page   404   /404.html;
        include enable-php.conf;

        location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$
        {
            expires      30d;
        }

        location ~ .*\.(js|css)?$
        {
            expires      12h;
        }

        location ~ /\.
        {
            deny all;
        }

        access_log  /www/wwwlogs/img-kaidad-com.log;
    }