1. 安装vsftpd

dnf install vsftpd -y

2. 启动服务

systemctl restart vsftbd			启动ftp服务

3. 关闭防火墙，Linux

systemctl stop firewalld		关闭防火墙
setenforce 0

4. 配置vsftpd

useradd -s /sbin/nologin teacher

vim /etc/ysftpd/vfile	
					
lucy
openlab
lack
openlab
david
openlab
dylan
openlab			

db_load -T-t hash -f /etc/ysftpd/vfile /etc/ysftpd/vfile.db 

shmod 600 /etc/ysftpd/vfile.db 

vim /etc/ysftpd/ysftp.d.conf	
guest_enable=YES 				
guest_username=teacher 				
yirtuaLuse_local privs=YES 	
pam_service_name=ysftpd	

vim /ets/pam.d/vsftpd
auth required pam_userdb.so db=/etc/ysftpd/xfile
account required pam_userdb.so db=/etc/ysftpd/xfile

systemctl restart vsftpd