lanm环境

1,apache
       （1）,安装apache
                 # yum install httpd
         (2)查看apaceh版本    
                ＃ httpd -v
       （3）查看linux版本 
                # cat /etc/centos-release
         (4),apache 配置文件
                # vim /etc/httpd/conf/httpd.conf
       （5), 允许端口访问
                ＃ # vi /etc/sysconfig/iptables
                -A INPUT -p tcp -m state --state NEW -m tcp --dport 80 -j ACCEPT
         (6)，查看和运行apache
                # systemctl status httpd.server
                # systemctl start httpd.server
         (7),修改根目录
                ＃ vim /etc/httpd/conf/httpd.conf
                    (配置以下路径为你想要的路径)
                    DocumentRoot "/var/www/html"
                    <Directory "/home/wwwroot/yunkus.com">
    （8),查看防火墙
            ＃ systemctl status firewalld.service

2,PHP
        (1),安装PHP
            #  yum -y install php php-mbstring php-pear
        (2),设置时区(上海)
            ＃ vim /etc/php.ini
            date.timezone ="Asia/Shanghai"
3,mysql 
    (1),卸载mysql
            (查看已经安装的软件: # yum list installed | grep [软件名])
            [root@localhost usr]# yum remove mysql mysql-server mysql-libs compat-mysql51  
            [root@localhost usr]# rm -rf /var/lib/mysql  
            [root@localhost usr]# rm /etc/my.cnf 
    (2),安装mysql 
           #yum -y install mysql-server mysql mysql-devel
            (如果提示没有安装上mysql-server,就以下操作
                   wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm  
                   rpm -ivh mysql-community-release-el7-5.noarch.rpm 
                   yum install mysql-server 
            ) 
     (3),启动mysql
            # system start mysql.service