#yum install yum-utils

#yum-config-manager --add-repo https://openresty.org/package/centos/openresty.repo

#yum install openresty

#yum install openresty-resty

#cd /usr/local/openresty/nginx/conf/

#vi nginx.conf
user root;
worker_processes 12;
error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;

#pid  logs/nginx.pid;

events {
 worker_connections 10240;
}

http {
 include  mime.types;
 default_type application/octet-stream;

 log_format main '$remote_addr - $remote_user [$time_local] "$request" '

      '$status $body_bytes_sent "$http_referer" '

      '"$http_user_agent" "$http_x_forwarded_for"';

 access_log logs/access.log main;

 sendfile  on;
 #tcp_nopush  on;
 #keepalive_timeout 0;
 keepalive_timeout 65;

 #gzip on;
 include conf.d/*;

 server {
  listen  80;
  #
  server_name 域名;
  #指定日志路径
  access_log logs/access.log main;
  error_log logs/error.log;

  # 
  location / {
   proxy_pass http://172.17.17.113;
  }
 }
}

#mkdir /usr/local/openresty/nginx/conf/conf.d

#cd conf.d

#vi aa.conf
server {
 listen  80;
#绑定https include /usr/local/openresty/nginx/https/https.conf;
#绑定域名
 server_name 域名;
#指定日志路径
 access_log logs/ope.access.log main;
 error_log logs/ope.error.log;

#指定通过域名跳转端口
 location / {

  proxy_pass http://172.17.17.136:8081;

 }
}

#openresty -t

nginx: the configuration file /usr/local/openresty/nginx/conf/nginx.conf syntax is ok

nginx: configuration file /usr/local/openresty/nginx/conf/nginx.conf test is successful

#openresty -s reload