bco 发表于 2018-12-16 14:24:59

基于LNMP实现动静分离,PHP+Memcached实现会话保持

基于LNMP实现动静分离,PHP+Memcached实现会话保持
  

  

  

  一、Nginx+PHP+Mysql+Memcache
  拓扑图:
http://s1.运维网.com/wyfs02/M00/80/EB/wKiom1dEcA6zokR-AADHTwi1enM801.png
  

  
  环境搭建:
  Nginx代理:172.18.123.10    nginx-1.8.0
  Memcached:172.18.123.50    memcached-1.4.15
  Nginx web:172.18.123.20    nginx-1.8.0
  PHP:      172.18.123.21    php-5.4.26xcache-3.2.0php扩展memcache-3.0.8
  Mysql:    172.18.123.100   mariadb-10.1.8
  

  二、编译安装
  
  1.Nginx代理服务器:172.18.123.10 编译安装Nginx
  1)安装开发环境及解决依赖关系
  # yum groupinstall -y "Development Tools" "Development Libraries"
  # yum install -y pcre-devel opensll-devel
  2)安装
  添加nginx用户及组,管理nginx服务进程
  # groupadd -r nginx
  # useradd -r -g nginx nginx
  下载软件包
  # wget http://nginx.org/download/nginx-1.8.0.tar.gz
  # tar xf nginx-1.8.0.tar.gz
  # cd nginx-1.8.0/
  # ./configure \
  --prefix=/usr/local/nginx \
  --sbin-path=/usr/local/nginx/sbin/nginx \
  --conf-path=/etc/nginx/nginx.conf \
  --error-log-path=/var/log/nginx/error.log \
  --http-log-path=/var/log/nginx/access.log \
  --pid-path=/var/run/nginx/nginx.pid\
  --lock-path=/var/lock/nginx.lock \
  --user=nginx \
  --group=nginx \
  --with-http_ssl_module \
  --with-http_flv_module \
  --with-http_stub_status_module \
  --with-http_gzip_static_module \
  --http-client-body-temp-path=/var/tmp/nginx/client/ \
  --http-proxy-temp-path=/var/tmp/nginx/proxy/ \
  --http-fastcgi-temp-path=/var/tmp/nginx/fcgi/ \
  --http-uwsgi-temp-path=/var/tmp/nginx/uwsgi \
  --http-scgi-temp-path=/var/tmp/nginx/scgi \
  --with-pcre
  # make && make install
  配置nginx.conf
http://s4.运维网.com/wyfs02/M02/80/EC/wKiom1dEcUzyARr-AAAoaCkpqWw278.png
  设置环境变量
  # vim /etc/profile.d/nginx.sh 添加如下行
  export PATH=$PATH:/usr/local/nginx/sbin/
  # source /etc/profile.d/nginx.sh         
  启动服务,查看端口是否启用
  2.Memcached服务器:172.18.123.50
  1)下载依赖包libevent,编译安装。
  #wget   https://cloud.github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gz
  # tar xflibevent-2.0.21-stable.tar.gz
  # cd libevent-2.0.21-stable/
  # ./configure --prefix=/usr/local/libevent
  # make &&make install
  2)下载memcached
  # tar xf memcached-1.4.15.tar.gz
  # cd memcached-1.4.15/
  #./configure --prefix=/usr/local/memcached --with-libevent=/usr/local/libevent
  -1.4.15]# make && make install
  3)启动memcached
  # /usr/local/memcached/bin/memcached -d -u root -P /tmp/memcached.pid
  查看端口
  3.Nginx web服务器上,编译安装nginx,修改配置文件,启动Nginx
http://s4.运维网.com/wyfs02/M00/80/EC/wKiom1dEcZ3y-5uhAAAI3EOCvtk220.png
  1)创建主页目录,设置主页目录
  mkdir /www/web-pv
  echo “ web server172.18.123.20   > /www/web/index.html
http://s1.运维网.com/wyfs02/M00/80/EA/wKioL1dEcrGxg97GAABM69GpZz8440.png
  4.PHP:172.18.123.21 编译安装
  # yum groupinstall "Development Tools" "Server Platform Development"
  # yum install -y libmcrypt-devel libxml2-devel bzip2-devel openssl-devel
  # yum install -y php-mysql
  1)下载 php-5.4.26.tar.bz2 源码包
  # tar xf php-5.4.26.tar.bz2
  # cd php-5.4.26/
  # ./configure --prefix=/usr/local/php --with-config-file-path=/etc --with-config-scan-dir=/etc/php.d --with-libxml-dir=/usr --with-openssl --with-zlib --with-bz2 --with-jpeg-dir --with-png-dir --with-freetype-dir --enable-fpm --enable-mbstring --with-mcrypt --enable-sockets --with-mysql=mysqlnd --with-mysqli=mysqlnd --with-pdo-mysql=mysqlnd
  # make && make install
  2)php配置文件
  #cp php.ini.production /etc/php.ini
  为php-fpm配置一个启动脚本
  #cp sapi/fpm/init.d.php-pfm /etc/rc.d/init.d/php-fpm
  加入到系统服务
  #chkconfig--add php-fpm
  #chkconfigphp-fpm on
  #chkconfig--list php-fpm
  配置php-fpm
  #cd /usr/local/php/etc
  #cp php-fpm.conf.default php-fpm.conf
  更改配置文件
  #vim php-fpm.conf
http://s5.运维网.com/wyfs02/M00/80/EA/wKioL1dEdnDh-7zLAAAOvMmh_WU842.png
http://s2.运维网.com/wyfs02/M01/80/EC/wKiom1dEdaHDSKb0AABGgmqGIUU679.png
  定位到listen,ip地址更改为别人可以访问的地址
http://s5.运维网.com/wyfs02/M01/80/EA/wKioL1dEd-iRSTCdAAAca_XvVfI883.png
  启动服务,查看相应端口
http://s2.运维网.com/wyfs02/M02/80/EA/wKioL1dEdv7xTuFNAAAQlixkbTk354.png
  建立一个目录作为虚拟主机的目录:
  # mkdir -pv /www/web
  3)安装xcache加速php
  下载xcache-3.2.0.tar.bz2源码包
  # tar xf xcache-3.2.0.tar.bz2
  # cd xcache-3.2.0/
  # phpize
  # ./configure --enable-xcache --with-php-config=/usr/local/php/bin/php-config
  # make && make install
  安装完成会有如下信息:
http://s2.运维网.com/wyfs02/M00/80/EC/wKiom1dEdi_RXrqJAAAQpBZI66E714.png
  配置php
  #vim /etc/php.ini
  找到extension开头的行,修改为如下行:
  extension = /usr/local/php/lib/php/extensions/no-debug-non-zts-20100525/xcache.so
  重启php-fpm,
http://s4.运维网.com/wyfs02/M02/80/EA/wKioL1dEd53w8dyCAABISn0z-ag934.png
  4)安装php-memcached扩展,
  下载memcache-3.0.8.tgz,编译安装
  # tar xf memcache-3.0.8.tgz
  # cd memcache-3.0.8/
  # phpize123
  # ./configure --enable-memcache --with-php-config=/usr/local/php/bin/php-config
  # make && make install
  同样会生成以下信息
http://s4.运维网.com/wyfs02/M01/80/EC/wKiom1dEdtHRQFIcAAAQpBZI66E287.png
  配置php
  #vim /etc/php.ini
  找到extension开头的行,修改为如下行:
  extension = /usr/local/php/lib/php/extensions/no-debug-non-zts-20100525/memcache.so
  定位到seession.save添加下列两行:
  session.save_handler = memcache
  session.save_path = "tcp://172.18.123.50:11211?persisent=1&weight=1&timeout=1&retry_interval=15"
  5)编写测试脚本测试:
  # vim /www/web/test.php
  #www.magedu.com
  
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