nginx的优化加固

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所属分类:Web开发 技术展台

东拚西凑了一些有用的东东,可以贴在nginx配置文件中,
功能比较杂,防盗链、防注入等等

    location = /robots.txt { access_log off; log_not_found off; }    location = /favicon.ico { access_log off; log_not_found off; }     location ~ /. { access_log off; log_not_found off; deny all; }    location ~ ~$ { access_log off; log_not_found off; deny all; }    location ~ .*.(gif|jpg|jpeg|png|bmp|swf)$ { expires 30d; }    location ~ .*.(js|css)?$ {  expires  12h; }     location ~* .(gif|jpg|png|swf|flv)$       if ($host !=’*.yourdomain.com’) {           return 403;           }     ## Block SQL injections    set $block_sql_injections 0;    if ($query_string ~ "union.*select.*(") {        set $block_sql_injections 1;    }    if ($query_string ~ "union.*all.*select.*") {        set $block_sql_injections 1;    }    if ($query_string ~ "concat.*(") {        set $block_sql_injections 1;    }    if ($block_sql_injections = 1) {        return 403;    }     ## Block file injections    set $block_file_injections 0;    if ($query_string ~ "[a-zA-Z0-9_]=http://") {        set $block_file_injections 1;    }    if ($query_string ~ "[a-zA-Z0-9_]=(..//?)+") {        set $block_file_injections 1;    }    if ($query_string ~ "[a-zA-Z0-9_]=/([a-z0-9_.]//?)+") {        set $block_file_injections 1;    }    if ($block_file_injections = 1) {        return 403;    }     ## Block common exploits    set $block_common_exploits 0;    if ($query_string ~ "(<|%3C).*script.*(>|%3E)") {        set $block_common_exploits 1;    }    if ($query_string ~ "GLOBALS(=|[|%[0-9A-Z]{0,2})") {        set $block_common_exploits 1;    }    if ($query_string ~ "_REQUEST(=|[|%[0-9A-Z]{0,2})") {        set $block_common_exploits 1;    }    if ($query_string ~ "proc/self/environ") {        set $block_common_exploits 1;    }    if ($query_string ~ "mosConfig_[a-zA-Z_]{1,21}(=|%3D)") {        set $block_common_exploits 1;    }    if ($query_string ~ "base64_(en|de)code(.*)") {        set $block_common_exploits 1;    }    if ($block_common_exploits = 1) {        return 403;    }     ## Block spam    set $block_spam 0;    if ($query_string ~ "b(ultram|unicauca|valium|viagra|vicodin|xanax|ypxaieo)b") {        set $block_spam 1;    }    if ($query_string ~ "b(erections|hoodia|huronriveracres|impotence|levitra|libido)b") {        set $block_spam 1;    }    if ($query_string ~ "b(ambien|bluespill|cialis|cocaine|ejaculation|erectile)b") {        set $block_spam 1;    }    if ($query_string ~ "b(lipitor|phentermin|pro[sz]ac|sandyauer|tramadol|troyhamby)b") {        set $block_spam 1;    }    if ($block_spam = 1) {        return 403;    }     ## Block user agents    set $block_user_agents 0;     # Don't disable wget if you need it to run cron jobs!    #if ($http_user_agent ~ "Wget") {    #    set $block_user_agents 1;    #}     # Disable Akeeba Remote Control 2.5 and earlier    if ($http_user_agent ~ "Indy Library") {        set $block_user_agents 1;    }     # Common bandwidth hoggers and hacking tools.    if ($http_user_agent ~ "libwww-perl") {        set $block_user_agents 1;    }    if ($http_user_agent ~ "GetRight") {        set $block_user_agents 1;    }    if ($http_user_agent ~ "GetWeb!") {        set $block_user_agents 1;    }    if ($http_user_agent ~ "Go!Zilla") {        set $block_user_agents 1;    }    if ($http_user_agent ~ "Download Demon") {        set $block_user_agents 1;    }    if ($http_user_agent ~ "Go-Ahead-Got-It") {        set $block_user_agents 1;    }    if ($http_user_agent ~ "TurnitinBot") {        set $block_user_agents 1;    }    if ($http_user_agent ~ "GrabNet") {        set $block_user_agents 1;    }     if ($block_user_agents = 1) {        return 403;    }

使用方法
1、按照rpm的标准安装的路径,假设配置文件为/etc/nginx/nginx.conf 和/etc/nginx/conf.d/default.conf ,将上述内容保存为 /etc/nginx/nginx-extra.conf

2、在server 栏中加入,“ include nginx-extra.conf ” ,也就是如下格式:

 server { [...] include nginx-extra.conf }

注:有大段代码摘自howtoforge

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