This script can be used to create simple chroot environment.

chroot.sh

#!/bin/bash
# This script can be used to create simple chroot environment
# Written by LinuxConfig.org 
# (c) 2020 LinuxConfig under GNU GPL v3.0+

#!/bin/bash

CHROOT='/var/chroot'
mkdir -p $CHROOT

for i in $( ldd $* | grep -v dynamic | cut -d " " -f 3 | sed 's/://' | sort | uniq )
  do
    cp --parents $i $CHROOT
  done

# ARCH amd64
if [ -f /lib64/ld-linux-x86-64.so.2 ]; then
   cp --parents /lib64/ld-linux-x86-64.so.2 /$CHROOT
fi

# ARCH i386
if [ -f  /lib/ld-linux.so.2 ]; then
   cp --parents /lib/ld-linux.so.2 /$CHROOT
fi

echo "Chroot jail is ready. To access it execute: chroot $CHROOT"

Using that script, let’s enable some of these commands:

./chroot.sh /bin/{ls,cat,echo,rm,vi,date,mkdir}