nginx 监听IPV6地址

#user  nobody;
error_log stderr notice;
worker_processes  auto;
worker_rlimit_nofile 130048;     #worker进程的最大打开文件数限制
worker_shutdown_timeout 10s;     #状态超时退出配置
worker_rlimit_core 50M;          #core文件大小限制

events {
    use epoll;                   #事件处理模型优化use epoll模式，优化并发连接能力
    worker_connections  65535;   #worker进程同时打开的最大连接数
    multi_accept on;             #告诉nginx收到一个新连接通知后接受尽可能多的连接
    accept_mutex off;            #Nginx网络连接序列化，吞吐量大时关闭，默认关闭
}

http {
    include     /usr/local/openresty/nginx/conf/mime.types;     #引用资源的媒体类型
    index index.php index.html index.htm;
    aio_write on;
    server_tokens      off;                                     #错误页面关闭nginx版本提示，提升网站安全性
    server_names_hash_max_size 4096;                            #设置hash桶大小，提高现代处理器在hash中搜索密钥的速度
    server_names_hash_bucket_size 64;
    default_type       text/html;
    tcp_nopush         on;                                      #提升网络包的传输效率，senfile打开时有效
    tcp_nodelay on;
    sendfile           on;
    keepalive_requests 100;                                     #设置一个keep-alive连接上可以服务的请求的最大数量，当最大请求数量达到时，连接被关闭
    keepalive_timeout  900s;                                    #设置keep-alive客户端(浏览器)连接在服务器端(nginx端)保持开启的超时值，值为0会禁用keep-alive客户端连接
    client_header_buffer_size 1k;                               #设置请求行+请求头的大小，如果没超过1k，放行请求
    large_client_header_buffers 4 4k;                           #如请求行+请求头的大小如果超过1k，则以此配置为准
    client_body_buffer_size 100m;                               #设置Nginx分配给请求数据的Buffer大小，大于该值则传送失败
    client_max_body_size 0;                                     #客户端请求服务器最大允许大小
    autoindex off;                                              #当URL以/ 结尾是，尝试以html/xml/json/jsonp等格式返回
    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;
    #ssl_session_timeout     5m;
    #ssl_ciphers ALL:!ADH:!EXPORT56:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP;
    #ssl_prefer_server_ciphers on;
    underscores_in_headers on;                                   #新版本不允许header头出现下划线，打开开关规避
    #include /usr/local/openresty/nginx/openstar/conf/waf.conf;  #Web Application Firewall--基于lua模块的网站防火墙配置

    server {
      listen 80;
      listen [::]:80 ipv6only=on;
      server_name localhost;

      ## https转http时配置
      # ssl_certificate      /etc/nginx/conf.d/ssl/server.crt;
      # ssl_certificate_key  /etc/nginx/conf.d/ssl/server.key;
      # ssl_session_timeout  5m;
      # ssl_protocols  TLSv1 TLSv1.1 TLSv1.2;
      # ssl_ciphers  HIGH:!aNULL:!MD5:!EXPORT:+MEDIUM:!SHA;
      # ssl_prefer_server_ciphers   on;

      location / {
      rewrite '{
      set $var_x_forwarded_for        $remote_addr;
      if ($http_x_forwarded_for != "") {
         set $var_x_forwarded_for "${http_x_forwarded_for}, ${realip_remote_addr}";
      }
      proxy_set_header   X-Forwarded-For      $var_x_forwarded_for;
      access_by_lua_block {
         local new = string.gsub(ngx.var.var_x_forwarded_for, "%[", "")
         local new = string.gsub(new, "%]", "")
          ngx.var.var_x_forwarded_for = new
      }
      }' http://172.21.131.82;

         proxy_pass   http://xx.xxx.xxx.xx; # 跳转到服务
         proxy_connect_timeout 3s;
         proxy_http_version 1.1;
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "Upgrade";
#     proxy_set_header Host $host;
#     proxy_set_header X-Real-IP $remote_addr;
#     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      }
  }
}