vsftpd服务的配置（本地用户）

以下内容都在selinux为disabled情况下进行

2)本地用户设定
local_enable=YES|NO     ##本地用户登陆限制
write_enable=YES|NO     ##本地用户写权限限制

#<本地用户家目录修改>
local_root=/directory

#<本地用户上传文件权限>
local_umask=xxx

#<限制本地用户浏览/目录>
所有用户被锁定到自己的家目录中
chroot_local_user=YES
chmod u-w /home/*

用户黑名单建立
chroot_local_user=NO
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd/chroot_list


用户白名单建立
chroot_local_user=YES
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd/chroot_list

#<限制本地用户登陆>
vim /etc/vsftpd/ftpusers        ##用户黑名单
vim /etc/vsftpd/user_list       ##用户临时黑名单

用户白名单设定
userlist_deny=NO
/etc/vsftpd/user_list           ##参数设定，此文件变成用户白名单，只在名单中出现的用户可以登陆ftp

本地用户

#<限制本地用户浏览/目录>
所有用户被锁定到自己的家目录中
chroot_local_user=YES
chmod u-w /home/*

[root@localhost ~]# vim /etc/vsftpd/vsftpd.conf
chroot_local_user=YES
[root@localhost ~]# systemctl restart vsftpd.service 
[root@localhost ~]# chmod u-w /home/*
测试：
[root@foundation48 ~]# lftp 172.25.254.10 -u aa     ##YES时
Password: 
lftp aa@172.25.254.10:~> ls           
ls: Login failed: 500 OOPS: cannot change directory:/aa
lftp aa@172.25.254.10:~> exit
[root@foundation48 ~]# lftp 172.25.254.10 -u aa    ##NO时
Password: 
lftp aa@172.25.254.10:~> ls           
lftp aa@172.25.254.10:~> ls
lftp aa@172.25.254.10:~> 

用户黑名单
[root@localhost ~]# vim /etc/vsftpd/vsftpd.conf
chroot_local_user=NO
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd/chroot_list
[root@localhost ~]# systemctl restart vsftpd.service 
[root@localhost ~]# vim /etc/vsftpd/chroot_list
[root@localhost ~]# cat /etc/vsftpd/chroot_list
aa
另一边测试：
[root@foundation48 ~]# lftp 172.25.254.10 -u aa
Password: 
lftp aa@172.25.254.10:~> ls           
ls: Login failed: 500 OOPS: cannot change directory:/aa          
lftp aa@172.25.254.10:~> ls
ls: Login failed: 500 OOPS: cannot change directory:/aa
lftp aa@172.25.254.10:~> 

用户白名单
[root@localhost ~]# vim /etc/vsftpd/vsftpd.conf
chroot_local_user=YES
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd/chroot_list
[root@localhost ~]# systemctl restart vsftpd.service 
[root@localhost ~]# vim /etc/vsftpd/chroot_list
[root@localhost ~]# cat /etc/vsftpd/chroot_list
aa
测试：
[root@foundation48 ~]# lftp 172.25.254.10 -u aa
Password: 
lftp aa@172.25.254.10:~> ls           
lftp aa@172.25.254.10:~> ls
lftp aa@172.25.254.10:~> ls
lftp aa@172.25.254.10:~> exit
[root@foundation48 ~]# lftp 172.25.254.10 -u lee
Password: 
lftp lee@172.25.254.10:~> ls          
lss' at 0 [Sending commands...]
ls: Login failed: 530 Login incorrect.          
lftp [email protected]:~> ls
`ls' at 0 [Sending commands...]

限制本地用户登录
[root@localhost ~]# vim /etc/vsftpd/ftpusers   永久黑名单
You have new mail in /var/spool/mail/root
[root@localhost ~]# cat /etc/vsftpd/ftpusers 
# Users that are not allowed to login via ftp
root
bin
daemon
adm
lp
sync
shutdown
halt
mail
news
uucp
operator
games
nobody
lee
测试
[root@foundation48 ~]# lftp 172.25.254.10 -u lee
Password: 
lftp lee@172.25.254.10:~> ls          
`ls' at 0 [Sending commands...]

临时黑名单
[root@localhost ~]# vim  /etc/vsftpd/user_list
[root@localhost ~]# cat /etc/vsftpd/user_list
# vsftpd userlist
# If userlist_deny=NO, only allow users in this file
# If userlist_deny=YES (default), never allow users in this file, and
# do not even prompt for a password.
# Note that the default vsftpd pam config also checks /etc/vsftpd/ftpusers
# for users that are denied.
root
bin
daemon
adm
lp
sync
shutdown
halt
mail
news
uucp
operator
games
nobody
lee
测试：
[root@foundation48 ~]# lftp 172.25.254.10 -u lee
Password: 
lftp lee@172.25.254.10:~> ls          
ls: Login failed: 530 Permission denied.          
lftp lee@172.25.254.10:~>