更改ssh用户根目录

安装jailkit:

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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:

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

新建wang用户:

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

chroot用户:

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