1.准备依赖包
yum -y install gcc pcre-devel zlib-devel openssl-devel
2.安装nginx
wget http://nginx.org/download/nginx-1.2.4.tar.gz
3.安装和make
tar zxvf nginx-1.2.4.tar.gz
cd nginx-1.2.4
./configure --with-http_stub_status_module
make && make install
4.加入服务启动
echo "/usr/local/nginx/sbin/nginx" >> /etc/rc.local
5.配置nginx
配置/usr/local/nginx/conf/nginx.conf的http,配置vhost虚拟主机目录,然后配置vhost下的比如LB.conf文件。
其中: 多域名指向是通过虚拟主机(配置http下面的server)实现; 同一域名的不同虚拟目录通过每个server下面的不同location实现; 到后端的服务器在vhost/LB.conf下面配置upstream,然后在server或location中通过proxy_pass引用。
[root@master-node ~]# vim /usr/local/nginx/conf/nginx.conf
user www;
worker_processes 8;
#error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;
#pid logs/nginx.pid;
events {
worker_connections 65535;
}
http {
include mime.types;
default_type application/octet-stream;
charset utf-8;
######
## set access log format
######
log_format main '$http_x_forwarded_for $remote_addr $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_cookie" $host $request_time';
#######
## http setting
#######
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
proxy_cache_path /var/www/cache levels=1:2 keys_zone=mycache:20m max_size=2048m inactive=60m;
proxy_temp_path /var/www/cache/tmp;
fastcgi_connect_timeout 3000;
fastcgi_send_timeout 3000;
fastcgi_read_timeout 3000;
fastcgi_buffer_size 256k;
fastcgi_buffers 8 256k;
fastcgi_busy_buffers_size 256k;
fastcgi_temp_file_write_size 256k;
fastcgi_intercept_errors on;
#
client_header_timeout 600s;
client_body_timeout 600s;
# client_max_body_size 50m;
client_max_body_size 100m; #允许客户端请求的最大单个文件字节数
client_body_buffer_size 256k; #缓冲区代理缓冲请求的最大字节数,可以理解为先保存到本地再传给用户
gzip on;
gzip_min_length 1k;
gzip_buffers 4 16k;
gzip_http_version 1.1;
gzip_comp_level 9;
gzip_types text/plain application/x-javascript text/css application/xml text/javascript application/x-httpd-php;
gzip_vary on;
## includes vhosts
include vhosts/*.conf;
}
配置vhosts
[root@master-node ~]# mkdir /usr/local/nginx/conf/vhosts
[root@master-node ~]# mkdir /var/www/cache
[root@master-node ~]# ulimit 65535
[root@master-node ~]# vim /usr/local/nginx/conf/vhosts/LB.conf
upstream LB-WWW {
ip_hash;
server 192.168.1.101:80 max_fails=3 fail_timeout=30s; #max_fails = 3 为允许失败的次数,默认值为1
server 192.168.1.102:80 max_fails=3 fail_timeout=30s; #fail_timeout = 30s 当max_fails次失败后,暂停将请求分发到该后端服务器的时间
server 192.168.1.118:80 max_fails=3 fail_timeout=30s;
}
upstream LB-OA {
ip_hash;
server 192.168.1.101:8080 max_fails=3 fail_timeout=30s;
server 192.168.1.102:8080 max_fails=3 fail_timeout=30s;
}
server {
listen 80;
server_name dev.wangshibo.com;
access_log /usr/local/nginx/logs/dev-access.log main;
error_log /usr/local/nginx/logs/dev-error.log;
location /svn {
proxy_pass http://192.168.1.108/svn/;
proxy_redirect off ;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header REMOTE-HOST $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_connect_timeout 300; #跟后端服务器连接超时时间,发起握手等候响应时间
proxy_send_timeout 300; #后端服务器回传时间,就是在规定时间内后端服务器必须传完所有数据
proxy_read_timeout 600; #连接成功后等待后端服务器的响应时间,已经进入后端的排队之中等候处理
proxy_buffer_size 256k; #代理请求缓冲区,会保存用户的头信息以供nginx进行处理
proxy_buffers 4 256k; #同上,告诉nginx保存单个用几个buffer最大用多少空间
proxy_busy_buffers_size 256k; #如果系统很忙时候可以申请最大的proxy_buffers
proxy_temp_file_write_size 256k; #proxy缓存临时文件的大小
proxy_next_upstream error timeout invalid_header http_500 http_503 http_404;
proxy_max_temp_file_size 128m;
proxy_cache mycache;
proxy_cache_valid 200 302 60m;
proxy_cache_valid 404 1m;
}
location /submin {
proxy_pass http://192.168.1.108/submin/;
proxy_redirect off ;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header REMOTE-HOST $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_connect_timeout 300;
proxy_send_timeout 300;
proxy_read_timeout 600;
proxy_buffer_size 256k;
proxy_buffers 4 256k;
proxy_busy_buffers_size 256k;
proxy_temp_file_write_size 256k;
proxy_next_upstream error timeout invalid_header http_500 http_503 http_404;
proxy_max_temp_file_size 128m;
proxy_cache mycache;
proxy_cache_valid 200 302 60m;
proxy_cache_valid 404 1m;
}
}
server {
listen 80;
server_name www.wangshibo.com;
access_log /usr/local/nginx/logs/www-access.log main;
error_log /usr/local/nginx/logs/www-error.log;
location / {
proxy_pass http://LB-WWW;
proxy_redirect off ;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header REMOTE-HOST $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_connect_timeout 300;
proxy_send_timeout 300;
proxy_read_timeout 600;
proxy_buffer_size 256k;
proxy_buffers 4 256k;
proxy_busy_buffers_size 256k;
proxy_temp_file_write_size 256k;
proxy_next_upstream error timeout invalid_header http_500 http_503 http_404;
proxy_max_temp_file_size 128m;
proxy_cache mycache;
proxy_cache_valid 200 302 60m;
proxy_cache_valid 404 1m;
}
}
server {
listen 80;
server_name oa.wangshibo.com;
access_log /usr/local/nginx/logs/oa-access.log main;
error_log /usr/local/nginx/logs/oa-error.log;
location / {
proxy_pass http://LB-OA;
proxy_redirect off ;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header REMOTE-HOST $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_connect_timeout 300;
proxy_send_timeout 300;
proxy_read_timeout 600;
proxy_buffer_size 256k;
proxy_buffers 4 256k;
proxy_busy_buffers_size 256k;
proxy_temp_file_write_size 256k;
proxy_next_upstream error timeout invalid_header http_500 http_503 http_404;
proxy_max_temp_file_size 128m;
proxy_cache mycache;
proxy_cache_valid 200 302 60m;
proxy_cache_valid 404 1m;
}
}
6.nginx 开机启动配置
chkconfig --add nginx //添加系统服务
chkconfig --level 345 nginx on //设置开机启动,启动级别
chkconfig --list nginx //查看开机启动配置信息
vim /etc/init.d/nginx |
---|
#!/bin/sh
#
# nginx - this script starts and stops the nginx daemin
#
# chkconfig: - 85 15
# description: Nginx is an HTTP(S) server, HTTP(S) reverse
# proxy and IMAP/POP3 proxy server
# processname: nginx
# config: /usr/local/nginx/conf/nginx.conf
# pidfile: /usr/local/nginx/logs/nginx.pid
# Source function library.
. /etc/rc.d/init.d/functions
# Source networking configuration.
. /etc/sysconfig/network
# Check that networking is up.
[ "$NETWORKING" = "no" ] && exit 0
nginx="/usr/local/nginx/sbin/nginx"
prog=$(basename $nginx)
NGINX_CONF_FILE="/usr/local/nginx/conf/nginx.conf"
lockfile=/var/lock/subsys/nginx
start() {
[ -x $nginx ] || exit 5
[ -f $NGINX_CONF_FILE ] || exit 6
echo -n $"Starting $prog: "
daemon $nginx -c $NGINX_CONF_FILE
retval=$?
echo
[ $retval -eq 0 ] && touch $lockfile
return $retval
}
stop() {
echo -n $"Stopping $prog: "
killproc $prog -QUIT
retval=$?
echo
[ $retval -eq 0 ] && rm -f $lockfile
return $retval
}
restart() {
configtest || return $?
stop
start
}
reload() {
configtest || return $?
echo -n $"Reloading $prog: "
killproc $nginx -HUP
RETVAL=$?
echo
}
force_reload() {
restart
}
configtest() {
$nginx -t -c $NGINX_CONF_FILE
}
rh_status() {
status $prog
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart|configtest)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
;;
*)
echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest}"
exit 2
esac