查询系统版本
# uname -a
el7(CentOS 7)
# yum install vsftpd
# which nologin
/usr/sbin/nologin
# useradd -d /data/www -s /usr/sbin/nologin www
# passwd www
# vim /etc/vsftpd/vsftpd.conf
anonymous_enable=NO
local_enable=YES
write_enable=YES
chroot_local_user=YES
# systemctl start vsftpd
# systemctl enable vsftpd
# chmod a-w /data/www //解决500 OOPS: vsftpd: refusing to run with writable root inside chroot()
# mkdir /data/www/index
# chown -R www /data/www/index
el6(CentOS 6)
# yum install vsftpd
# which nologin
/sbin/nologin
# useradd -d /data/www -s /sbin/nologin www
# passwd www
# vim /etc/vsftpd/vsftpd.conf
anonymous_enable=NO
local_enable=YES
write_enable=YES
chroot_local_user=YES
# service vsftpd start
# chkconfig --add vsftpd
# chkconfig --list