nignx 平滑升级

# cat nginx_update.sh

1. ./configure \
   
2.     "--user=www" \
   
3.     "--group=www" \
   
4.     "--add-module=../ngx_cache_purge-1.3" \
   
5.     "--add-module=../ngx-fancyindex-0.3"\
   
6.     "--prefix=/usr/local/webserver/nginx/" \
   
7.     "--with-http_stub_status_module" \
   
8.     "--with-http_ssl_module" \
   
9.     "--with-http_sub_module" \
   
10.     "--with-md5=/usr/lib" \
    
11.     "--with-sha1=/usr/lib"
    
12. make -j8
    
13. mv /usr/local/webserver/nginx/sbin/nginx /usr/local/webserver/nginx/sbin/nginx_`date +%Y%m%d`
    
14. cp objs/nginx /usr/local/webserver/nginx/sbin/
    
15. make upgrade