nginx （待续）
关于相关的支持程序，也可以从在这里下载并编译安装 openssl http://www.openssl.org/source/ pcre http://www.pcre.org nginx 的 rewrite 网站页面地址重写功能需要正则表达式模块 PCRE，另外页面压缩传输需要 zlib 为在配置文件中使用正则表达式，需要安装
关于相关的支持程序，也可以从在这里下载并编译安装
openssl
http://www.openssl.org/source/
pcre
http://www.pcre.org
nginx 的 rewrite 网站页面地址重写功能需要正则表达式模块 PCRE，另外页面压缩传输需要 zlib
为在配置文件中使用正则表达式，需要安装pcre和pcre-devel，
注：nginx-0.6.32已经不存在已经安装了pcre及pcre-deve 的rpm包却找不到pcre的问题。
注: 根据 October 2006 message 的消息，md5 在一个现在不再使用的 http 缓存模块中用到，而 sha1 用在一个未完成的 mysql 库模块，所以它们当前都不是必须的
建议仔细阅读wiki上的module说明
http://wiki.codemongers.com/Main
./configure --prefix=/usr/local/nginx \
--with-openssl=/usr/include \
--with-http_stub_status_module \
--without-poll_module \
--without-select_module
make
make install
#运行用户
user nobody nobody;
#启动进程
worker_processes 2;
#全局错误日志及PID文件
error_log logs/error.log notice;
pid logs/nginx.pid;
#工作模式及连接数上限
events {
use epoll;
worker_connections 1024;
}
#设定http服务器，利用它的反向代理功能提供负载均衡支持
http {
#设定mime类型
include mime.types;
default_type application/octet-stream;
#设定日志格式
log_format main '$remote_addr - $remote_user [$time_local] '
'"$request" $status $bytes_sent '
'"$http_referer" "$http_user_agent" '
'"$gzip_ratio"';
log_format download '$remote_addr - $remote_user [$time_local] '
'"$request" $status $bytes_sent '
'"$http_referer" "$http_user_agent" '
'"$http_range" "$sent_http_content_range"';
#设定请求缓冲
client_header_buffer_size 1k;
large_client_header_buffers 4 4k;
#开启gzip模块
gzip on;
gzip_min_length 1100;
gzip_buffers 4 8k;
gzip_types text/plain;
output_buffers 1 32k;
postpone_output 1460;
#设定access log
access_log logs/access.log main;
client_header_timeout 3m;
client_body_timeout 3m;
send_timeout 3m;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
#设定负载均衡的服务器列表
upstream backend {
#weigth参数表示权值，权值越高被分配到的几率越大
#本机上的Squid开启3128端口
#server 192.168.8.1:3128 weight=5;
server 192.168.8.2:80 weight=6;
server 192.168.8.3:80 weight=6;
}
#设定虚拟主机
server {
listen 80;
server_name 192.168.7.192 www.test.com;
charset gb2312;
#设定本虚拟主机的访问日志
access_log logs/www.test.access.log main;
#如果访问 /img/*, /js/*, /css/* 资源，则直接取本地文件，不通过squid
#如果这些文件较多，不推荐这种方式，因为通过squid的缓存效果更好
#location ~ ^/(img|js|css)/ {
# root /data3/Html;
# expires 24h;
#}
#对 "/" 启用负载均衡
location / {
proxy_pass http://backend;
proxy_redirect off;
#proxy_set_header Host $host;
#proxy_set_header X-Real-IP $remote_addr;
#proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
client_max_body_size 10m;
client_body_buffer_size 128k;
proxy_connect_timeout 90;
proxy_send_timeout 90;
proxy_read_timeout 90;
proxy_buffer_size 4k;
proxy_buffers 4 32k;
proxy_busy_buffers_size 64k;
proxy_temp_file_write_size 64k;
}
#设定查看Nginx状态的地址
location /NginxStatus {
stub_status on;
access_log on;
#auth_basic "NginxStatus";
#auth_basic_user_file conf/htpasswd;
}
}
}
curl -I http://127.0.0.1 查看http头
nginx启动脚本,放于/etc/init.d/nginxd
#!/bin/bash
# nginx Startup script for the Nginx HTTP Server
# this script create it by jackbillow at 2007.10.15.
# it is v.0.0.2 version.
# if you find any errors on this scripts,please contact jackbillow.
# and send mail to jackbillow at gmail dot com.
#
# chkconfig: - 85 15
# description: Nginx is a high-performance web and proxy server.
# It has a lot of features, but it's not for everyone.
# processname: nginx
# pidfile: /usr/local/nginx/logs/nginx.pid
# config: /usr/local/nginx/conf/nginx.conf
nginxd=/usr/local/nginx/sbin/nginx
nginx_config=/usr/local/nginx/conf/nginx.conf
nginx_pid=/var/run/nginx.pid
RETVAL=0
prog="nginx"
# Source function library.
. /etc/rc.d/init.d/functions
# Source networking configuration.
. /etc/sysconfig/network
# Check that networking is up.
[ ${NETWORKING} = "no" ] && exit 0
[ -x $nginxd ] || exit 0
# Start nginx daemons functions.
start() {
if [ -e $nginx_pid ];then
echo "nginx already running...."
exit 1
fi
echo -n $"Starting $prog: "
daemon $nginxd -c ${nginx_config}
RETVAL=$?
echo
[ $RETVAL = 0 ] && touch /var/lock/subsys/nginx
return $RETVAL
}
# Stop nginx daemons functions.
stop() {
echo -n $"Stopping $prog: "
killproc $nginxd
RETVAL=$?
echo
[ $RETVAL = 0 ] && rm -f /var/lock/subsys/nginx /var/run/nginx.pid
}
# reload nginx service functions.
reload() {
echo -n $"Reloading $prog: "
#kill -HUP `cat ${nginx_pid}`
killproc $nginxd -HUP
RETVAL=$?
echo
}
# See how we were called.
case "$1" in
start)
start
;;
stop)
stop
;;
reload)
reload
;;
restart)
stop
start
;;
status)
status $prog
RETVAL=$?
;;
*)
echo $"Usage: $prog {start|stop|restart|reload|status|help}"
exit 1
esac
exit $RETVAL