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                                                                  申博太阳城_Nginx负载平衡应用案例分解
                                                                  作者:申博太阳城文化传媒公司 2018-01-09 13:11 187

                                                                  尝试情形1
                                                                  1测试硬件筹备
                                                                  三台假造机,两台做负载平衡一台做RS

                                                                  Nginx负载均衡应用案例解析


                                                                  2测试软件筹备
                                                                  体系:Red Hat6.4 x86_64
                                                                  软件:nginx-1.8.1.tar.gz
                                                                  3安装之前必要先安装相干基本情形包(有些体系内里已经有了)
                                                                  yum install openssl
                                                                  yum install libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel -y
                                                                  yum install libxml2 libxml2-devel zlib zlib-devel ncurses ncurses-devel curl curl-devel -y
                                                                  yum install gd gd2 gd-level gd2-devel -y
                                                                  4 安装pcre软件包
                                                                  wget https://ftp.pcre.org/pub/pcre/pcre-8.32.tar.gz --no-check-certificate
                                                                  tar -zxf pcre-8.32.tar.gz
                                                                  ./configure
                                                                  编译设置报错
                                                                  题目描写:
                                                                  checking for dirent.h... yes
                                                                  checking windows.h usability... no
                                                                  checking windows.h presence... no
                                                                  checking for windows.h... no
                                                                  configure: error: You need a C++ compiler for C++ support.
                                                                  办理要领:体系包穷乏C++编译器 必要安装gcc-c++的包
                                                                  然后 yum 安装下就可以了
                                                                  make
                                                                  make install
                                                                  cd ../ 到上级目次
                                                                  ====================pcre安装完成===============================
                                                                  5 安装nginx
                                                                  wget
                                                                  tar -zxvf nginx-1.8.1.tar.gz
                                                                  cd nginx-1.8.1
                                                                  ./configure --user=nginx --group=nginx --prefix=/application/nginx-1.8.1 --with-http_stub_status_module --with-http_ssl_module
                                                                  声名:--user=nginx 指定用户
                                                                  --group=nginx 指定组
                                                                  --prefix=/application/nginx-1.8.1 指定安装路径
                                                                  --with-http_stub_status_module 状态模块
                                                                  --with-http_ssl_module ssl模块
                                                                  useradd nginx -s /sbin/nologin -M 必要把用户建设起来 -M 不建设家目次 -s 指定非登录式 shell
                                                                  make
                                                                  make install
                                                                  =========nginx安装完成==========================================
                                                                  6 安装完后的设置
                                                                  ln -s /application/nginx-1.8.1 /application/nginx
                                                                  echo "/usr/local/lib" >>/etc/ld.so.conf
                                                                  tail -1 /etc/ld.so.conf``
                                                                  ldconfig
                                                                  /application/nginx/sbin/nginx
                                                                  [root@lb01 application]# ps -ef | grep nginx | grep -v grep
                                                                  root 17057 1 0 16:18 ? 00:00:00 nginx: master process /application/nginx/sbin/nginx
                                                                  nginx 17058 17057 0 16:18 ? 00:00:00 nginx: worker process
                                                                  [root@lb01 application]# lsof -i tcp:80
                                                                  COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
                                                                  nginx 17057 root 6u IPv4 82990 0t0 TCP :http (LISTEN)
                                                                  nginx 17058 nginx 6u IPv4 82990 0t0 TCP *:http (LISTEN)
                                                                  7 设置调试用于测试的web处事器
                                                                  留意:操纵只在以下nginx web 处事器节点操纵:

                                                                  设置并查察web处事设置功效
                                                                  两台RS1所有凭证上面的步调nginx处事。
                                                                  然后执行如下呼吁:
                                                                  RS1(192.168.232.132)
                                                                  echo "www.etiantian132.org">/application/nginx/html/index.html
                                                                  cat /application/nginx/html/index.html
                                                                  /application/nginx/sbin/nginx -s reload
                                                                  RS2(192.168.232.133)
                                                                  echo "www.etiantian133.org">/application/nginx/html/index.html
                                                                  cat /application/nginx/html/index.html
                                                                  /application/nginx/sbin/nginx -s reload
                                                                  然后各自在本机curl下本身看下表现结果

                                                                  Nginx负载均衡应用案例解析


                                                                  修改主设置文件实现负载平衡
                                                                  cd /application/nginx/conf
                                                                  mkdir extra 建设extra目次
                                                                  cd extra/
                                                                  vim ../nginx.conf

                                                                  #user nobody; worker_processes 1; #error_log logs/error.log; #error_log logs/error.log notice; #error_log logs/error.log info; #pid logs/nginx.pid; events { worker_connections 1024; } http { include mime.types; default_type application/octet-stream; sendfile on; keepalive_timeout 65; include extra/upstream01.conf; } ###################################### # 删除我们不必要的 添加这行内容 include extra/upstream01.conf; 然后我们必要在extra目次下面建设upstream01.conf 并编辑它 vim extra/upstream01.conf #blog lb by cyt at 20180107 upstream blog_real_server { server 192.168.232.132:80 weight=5; #upstream 界说一个vserver的名字 blog_real_server server 192.168.232.133:80 weight=5; } server { listen 80; server_name blog.etiantian.org; location / { proxy_pass http://blog_real_server; # 通过proxy_pass 界说假如会见 blog.etiantian.org 自动转到 blog_real_server 下面界说的两台 realserver上面去 } }

                                                                  搜查语法

                                                                  然后生涯退出后
                                                                  [root@lb01 conf]# /application/nginx/sbin/nginx -t
                                                                  nginx: the configuration file /application/nginx-1.8.1/conf/nginx.conf syntax is ok
                                                                  nginx: configuration file /application/nginx-1.8.1/conf/nginx.conf test is successful
                                                                  还必要本机上面做一个当区域名理会操纵 将本机的ip 理会为blog.etiantian.org