nginx负载均衡配置

user  www www;
worker_processes auto;
error_log  /www/wwwlogs/nginx_error.log  crit;
pid        /www/server/nginx/logs/nginx.pid;
worker_rlimit_nofile 51200;

stream {
    log_format tcp_format '$time_local|$remote_addr|$protocol|$status|$bytes_sent|$bytes_received|$session_time|$upstream_addr|$upstream_bytes_sent|$upstream_bytes_received|$upstream_connect_time';
  
    access_log /www/wwwlogs/tcp-access.log tcp_format;
    error_log /www/wwwlogs/tcp-error.log;
    include /www/server/panel/vhost/nginx/tcp/*.conf;
}

events
    {
        use epoll;
        worker_connections 51200;
        multi_accept on;
    }



http
    {
    
        include       mime.types;
		#include luawaf.conf;

		include proxy.conf;

        default_type  application/octet-stream;

        server_names_hash_bucket_size 512;
        client_header_buffer_size 32k;
        large_client_header_buffers 4 32k;
        client_max_body_size 50m;

        sendfile   on;
        tcp_nopush on;

        keepalive_timeout 60;

        tcp_nodelay on;

        fastcgi_connect_timeout 300;
        fastcgi_send_timeout 300;
        fastcgi_read_timeout 300;
        fastcgi_buffer_size 64k;
        fastcgi_buffers 4 64k;
        fastcgi_busy_buffers_size 128k;
        fastcgi_temp_file_write_size 256k;
		fastcgi_intercept_errors on;

        gzip on;
        gzip_min_length  1k;
        gzip_buffers     4 16k;
        gzip_http_version 1.1;
        gzip_comp_level 2;
        gzip_types     text/plain application/javascript application/x-javascript text/javascript text/css application/xml;
        gzip_vary on;
        gzip_proxied   expired no-cache no-store private auth;
        gzip_disable   "MSIE [1-6]\.";

        limit_conn_zone $binary_remote_addr zone=perip:10m;
		limit_conn_zone $server_name zone=perserver:10m;

        server_tokens off;
        access_log off;

    #负载均衡
    # upstream huo {
    #   server 172.20.29.128:8080;
    # }
    
    upstream cluster {
      server 127.0.0.1:3333;
      server 127.0.0.1:4444;
      server 127.0.0.1:5555;
    }

#设置443nginx欢迎页
server {
  listen 443;
  server_name localhost;
  location / {
    root  /www/server/nginx/src/html;
    index index.html index.htm;
    
  }
  
}


server {
        listen 1111;
        #server_name phpmyadmin;
        server_name localhost;
        # server_name 192.168.1.4;
       #首页的名称
        # index index.html index.htm index.php;
        #网站的路径 目录是在/www/server下
        # root  /www/server/phpmyadmin;  
        # index index.html index.htm;
        #root  /www/server/nginx/src/html;
        
        #error_page   404   /404.html;
        #include enable-php.conf;
        
        #在访问192.168.2.8/ 时会直接通过proxy_pass代理到上面的
        #192.168.2.8:8080去，实现反向代理和负载均衡
        location / {
          root  /www/server/nginx/src/html;
          # root /www/server/tomcat/webapps/demo;
          index index.html index.htm index.jsp;
          #这种写法只能实现反向代理
          #proxy_pass http://192.168.2.8:8080;
          #这种写法可以实现负载均衡（上面的upstream进行了配置）
          #proxy_pass http://172.20.29.128:8080;
          # proxy_pass http://192.168.2.8:9000;
          #proxy_pass http://www.baidu.com;
	        proxy_pass http://cluster;
        }
        
        location /nginx {
          proxy_pass http://www.baidu.com;
        }

        # location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$
        # {
        #     expires      30d;
        # }

        # location ~ .*\.(js|css)?$
        # {
        #     expires      12h;
        # }

        # location ~ /\.
        # {
        #     deny all;
        # }

        access_log  /www/wwwlogs/access.log;
    }
include /www/server/panel/vhost/nginx/*.conf;
}