1、第一步先更新yum update
2、yum安装nginx
安装nginx最新源：
yum localinstall http://nginx.org/packages/centos/7/noarch/RPMS/nginx-release-centos-7-0.el7.ngx.noarch.rpm
yum repolist enabled | grep "nginx*"
安装nginx：
yum -y install nginx
启动nginx：
service nginx start
设置nginx服务器开机自启动：
systemctl enable nginx.service
检查开机自动是否设置成功：
systemctl list-dependencies | grep nginx
3、yum安装mysql5.7
安装mysql源：
yum -y localinstall http://dev.mysql.com/get/mysql57-community-release-el7-7.noarch.rpm
yum repolist enabled | grep "mysql.*-community.*"
安装mysql：
yum -y install mysql-community-server install mysql-community-devel
启动mysql：
service mysqld start
检查mysql启动是否正常：
service mysqld status 或者 ps -ef | grep mysql
设置mysqld服务开机自启动：
systemctl enable mysqld.service
检查mysqld开机自启动是否设置成功：
systemctl list-dependencies | grep mysqld
4、yum安装php7.1
安装php源:
rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm
检查源是否安装成功；
yum repolist enabled | grep "webtatic*"
安装php扩展源：
yum -y install php71w php71w-fpm
yum -y install php71w-mbstring php71w-common php71w-gd php71w-mcrypt
yum -y install php71w-mysql php71w-xml php71w-cli php71w-devel
yum -y install php71w-pecl-memcached php71w-pecl-redis php71w-opcache
验证php7.1.x和扩展是否安装成功 ：
验证php是否安装成功
php -v
验证对应的扩展是否安装成功
php -m
设置php-fpm并检测php-fpm的运行状态：
启动php-fpm
service php-fpm star
检查启动是否成功
service php-fpm status
设置开机自启动：
systemctl enable php-fpm.service
检查开机自启动是否设置成功:
systemctl list-dependencies | grep php-fpm
ps -ef | grep php-fpm