更改ssh用户根目录

安装jailkit:

cd /tmp
wget http://olivier.sessink.nl/jailkit/jailkit-2.16.tar.gz
tar xzf jailkit-2.16.tar.gz
cd jailkit-2.16
./configure
make
make install
cp extra/jailkit /etc/init.d/jailkit
chmod u+x /etc/init.d/jailkit
chkconfig jailkit on

初始化chroot环境:

jk_init -v -j /home/chroot sftp scp jk_lsh netutils extendedshell
service jailkit start

新建wang用户:

useradd wang -m
echo www.centos.bz:password | chpasswd

chroot用户:

jk_jailuser -m -n -j /home/chroot --shell=/bin/bash wang