31 lines
739 B
Bash
31 lines
739 B
Bash
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#!/bin/bash
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set -ex
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rm -rf /usr/portage /usr/src /tmp/* /var/tmp/*
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dd if=/dev/zero of=/EMPTY bs=1M || true
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rm -f /EMPTY
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unset HISTFILE
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rm -f /root/.bash_history
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rm -f /home/vagrant/.bash_history
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find /var/log -type f | while read f; do echo -ne '' > $f; done
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count=`df --sync -kP / | tail -n1 | awk -F ' ' '{print $4}'`
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let count--
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dd if=/dev/zero of=/tmp/whitespace bs=1024 count=$count || true
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rm /tmp/whitespace
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count=`df --sync -kP /boot | tail -n1 | awk -F ' ' '{print $4}'`
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let count--
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dd if=/dev/zero of=/boot/whitespace bs=1024 count=$count || true
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rm /boot/whitespace
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swappart=`cat /proc/swaps | tail -n1 | awk -F ' ' '{print $1}'`
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swapoff $swappart
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dd if=/dev/zero of=$swappart || true
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mkswap $swappart
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swapon $swappart
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