Script to clean up Centos Vagrant box before packaging

vagrant-clean.sh

#!/bin/bash

# Run the following command in a root shell:
#
# bash <(curl -s RAW_URL)

function print_green {
  echo -e "\e[32m${1}\e[0m"
}

print_green 'Clean Yum'
yum clean all

print_green 'Cleanup bash history'
unset HISTFILE
[ -f /root/.bash_history ] && rm /root/.bash_history
[ -f /home/vagrant/.bash_history ] && rm /home/vagrant/.bash_history
 
print_green 'Cleanup log files'
find /var/log -type f -exec truncate -s0 {} \;
 
# print_green 'Whiteout root'
# count=`df --sync -kP / | tail -n1  | awk -F ' ' '{print $4}'`
# let count--
# dd if=/dev/zero of=/tmp/whitespace bs=1024 count=$count
# rm /tmp/whitespace

# print_green 'Whiteout swap'
# swappart=`cat /proc/swaps | tail -n1 | awk -F ' ' '{print $1}'`
# swapoff $swappart
# dd if=/dev/zero of=$swappart
# mkswap -f $swappart
# swapon $swappart

# print_green 'Zero out disk'
# dd if=/dev/zero of=/EMPTY bs=1M
# rm -f /EMPTY

# print_green 'Vagrant cleanup complete!'