mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
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4cb6334ff6
* added packer build for DigitalOcean Droplets * fixed typo * added packer RELEASE_GUIDE.md, Makefile * Apply suggestions from code review Co-authored-by: Roman Khavronenko <hagen1778@gmail.com> * added corrections amd improvements * added packer link & templating for sed version * fixed typo Co-authored-by: Aliaksandr Valialkin <valyala@gmail.com> Co-authored-by: Roman Khavronenko <hagen1778@gmail.com>
45 lines
1.2 KiB
Bash
Executable File
45 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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# Ensure /tmp exists and has the proper permissions before
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# checking for security updates
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# https://github.com/digitalocean/marketplace-partners/issues/94
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if [[ ! -d /tmp ]]; then
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mkdir /tmp
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fi
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chmod 1777 /tmp
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apt-get -y update
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apt-get -y upgrade
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rm -rf /tmp/* /var/tmp/*
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history -c
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cat /dev/null > /root/.bash_history
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unset HISTFILE
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apt-get -y autoremove
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apt-get -y autoclean
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find /var/log -mtime -1 -type f -exec truncate -s 0 {} \;
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rm -rf /var/log/*.gz /var/log/*.[0-9] /var/log/*-????????
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rm -rf /var/lib/cloud/instances/*
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rm -f /root/.ssh/authorized_keys /etc/ssh/*key*
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touch /etc/ssh/revoked_keys
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chmod 600 /etc/ssh/revoked_keys
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# Securely erase the unused portion of the filesystem
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GREEN='\033[0;32m'
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NC='\033[0m'
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printf "\n${GREEN}Writing zeros to the remaining disk space to securely
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erase the unused portion of the file system.
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Depending on your disk size this may take several minutes.
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The secure erase will complete successfully when you see:${NC}
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dd: writing to '/zerofile': No space left on device\n
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Beginning secure erase now\n"
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dd if=/dev/zero of=/zerofile &
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PID=$!
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while [ -d /proc/$PID ]
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do
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printf "."
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sleep 5
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done
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sync; rm /zerofile; sync
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cat /dev/null > /var/log/lastlog; cat /dev/null > /var/log/wtmp
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