安装各类常用工具

mysql

1. wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm
2. rpm -ivh mysql-community-release-el7-5.noarch.rpm
3. sudo yum install mysql-server
4. service mysqld restart
5. mysql -u root

 use mysql;
 update user set password=password('root') where user='root';
 flush privileges;
 // 刷新权限
 update user set host = '%' where user = 'root';
 FLUSH PRIVILEGES;

ftp

1. yum -y install vsftpd

nginx

1. sudo rpm -Uvh http://nginx.org/packages/centos/7/noarch/RPMS/nginx-release-centos-7-0.el7.ngx.noarch.rpm
2. sudo yum install -y nginx
3. sudo systemctl start nginx.service
4. sudo systemctl enable nginx.service