chroot搭建脚本

#!/bin/bash

#this is chroot creat .sh

read -p "user chroot directory" dir

list="bash ls cat  grep pwd"

read -p "username:" username

useradd $username && mkdir -p /home/$username && echo "12345" | passwd --stdin $username &> /dev/null

echo "User $username is changed"

mkdir -p $dir/bin home lib lib64

cp -rp /home/$username/ $dir/home/

for i in $list

do

BASE=`which $i`

cp -v "$BASE" "${dir}${BASE}"

done

mkdir -p $dir/lib/x86_64-linux-gnu/

for i in $list

do

base=`which $i`

NIX="$(ldd $base | egrep -o ‘/lib.*\.[0-9]‘)"

for a in $NIX

do

cp -v "$a" "${dir}${a}"

done

done

awk "/Match|ChrootDirectory/" /etc/ssh/sshd_config &>/dev/null

if [ $? -ne 0 ]

then

sed -i.bak ‘s/Match User.*/Match user $username/g‘ ‘s/Chroot.*/ChrootDirectory $dir/g‘ /etc/ssh/sshd_config

echo "File to replace complete!"

service ssh restart

# echo "Match User " $username >> /etc/ssh/sshd_config 

#                echo "ChrootDirectory" $dir >> /etc/ssh/sshd_config

else

echo "Match User " $username >> /etc/ssh/sshd_config 

echo "ChrootDirectory" $dir >> /etc/ssh/sshd_config

echo "File changes to complete!"

service ssh restart

fi

echo "Chroot completing "

chroot搭建脚本

原文：http://51request.blog.51cto.com/10975038/1721143