centos下面安装apache命令：

yum -y install httpd httpd-manual mod_ssl mod_perl mod_auth_mysql

启动apache服务器：

systemctl start httpd.service

查看公网的ip地址：(这个命令查询不到，是内网的) 去云产品资源查看，在自己电脑访问ip

ip addr

访问：

http://106.15.78.223

能访问到apache默认页面就成功了！

安装msyql:

rpm -e mariadb-libs --nodeps

yum install -y https://mirrors.aliyun.com/mysql/MySQL-5.7/mysql-community-common-5.7.35-1.el7.x86_64.rpm

yum install -y https://mirrors.aliyun.com/mysql/MySQL-5.7/mysql-community-libs-5.7.35-1.el7.x86_64.rpm

yum install -y https://mirrors.aliyun.com/mysql/MySQL-5.7/mysql-community-libs-compat-5.7.35-1.el7.x86_64.rpm

yum install -y https://mirrors.aliyun.com/mysql/MySQL-5.7/mysql-community-client-5.7.35-1.el7.x86_64.rpm

yum install -y https://mirrors.aliyun.com/mysql/MySQL-5.7/mysql-community-server-5.7.35-1.el7.x86_64.rpm

启动msyql:

systemctl start mysqld.service

修改密码：

刷新授权让密码生效：

安装php：

yum -y install php php-mysql gd php-gd gd-devel php-xml php-common php-mbstring php-ldap php-pear php-xmlrpc php-imap

创建页面方便测试：

echo "<?php phpinfo(); ?>" > /var/www/html/phpinfo.php

重启web服务器：

systemctl restart httpd

访问：http://106.15.78.223/phpinfo.php

能打开phpinfo看到php具体信息