安全優化-禁止非法域名解析訪問企業網站(不能使用IP訪問網站)
在主配置文件nginx.conf中配置
[root@web01 ~]# cat /application/nginx/conf/nginx.conf
worker_processes 2;
worker_cpu_affinity 0101 1010;
error_log logs/error.log;
#配置Nginx worker進程最大打開文件數
worker_rlimit_nofile 65535;
user www www;
events {
#單個進程容許的客戶端最大鏈接數
worker_connections 20480;
#使用epoll模型
use epoll;
}
http {
include mime.types;
default_type application/octet-stream;
#sendfile on;
#keepalive_timeout 65;
#訪問日誌配置
log_format main '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
#虛擬主機
include /application/nginx/conf/extra/www.conf;
include /application/nginx/conf/extra/blog.conf;
include /application/nginx/conf/extra/bbs.conf;
include /application/nginx/conf/extra/edu.conf;
include /application/nginx/conf/extra/phpmyadmin.conf;
include /application/nginx/conf/extra/status.conf;
#nginx優化----------------------
#隱藏版本號
server_tokens on;
#優化服務器域名的散列表大小
server_names_hash_bucket_size 64;
server_names_hash_max_size 2048;
#開啓高效文件傳輸模式
sendfile on;
#減小網絡報文段數量
#tcp_nopush on;
#提升I/O性能
tcp_nodelay on;
#鏈接超時 時間定義 默認秒 默認65秒
keepalive_timeout 60;
#讀取客戶端請求頭數據的超時時間 默認秒 默認60秒
client_header_timeout 15;
#讀取客戶端請求主體的超時時間 默認秒 默認60秒
client_body_timeout 15;
#響應客戶端的超時時間 默認秒 默認60秒
send_timeout 25;
#上傳文件的大小限制 默認1m
client_max_body_size 8m;
#nginx與php之間FastCGI 相關參數調優
#時間超時設定
fastcgi_connect_timeout 240;
fastcgi_send_timeout 240;
fastcgi_read_timeout 240;
#緩衝/緩存設置
fastcgi_buffer_size 64k;
fastcgi_buffers 4 64k;
fastcgi_busy_buffers_size 128k;
fastcgi_temp_file_write_size 128k;
fastcgi_temp_path /data/ngx_fcgi_tmp;
fastcgi_cache_path /data/ngx_fcgi_cache levels=2:2 keys_zone=ngx_fcgi_cache:512m inactive=1d max_size=40g;
#使用gzip壓縮
gzip on;
gzip_min_length 1k;
gzip_buffers 4 32k;
gzip_http_version 1.1;
gzip_comp_level 2;
gzip_types text/css text/xml application/javascript text/plain application/x-javascript application/xml;
gzip_vary on;
#禁止使用IP訪問web服務器
server {
listen 80 default;
server_name _;
return 501;
}
}