mirror of
https://github.com/pi-hole/pi-hole
synced 2024-11-18 06:08:21 +00:00
134 lines
4.0 KiB
Bash
Executable File
134 lines
4.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Pi-hole: A black hole for Internet advertisements
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# (c) 2015, 2016 by Jacob Salmela
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# Network-wide ad blocking via your Raspberry Pi
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# http://pi-hole.net
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# Completely uninstalls Pi-hole
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#
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# Pi-hole is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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# Must be root to uninstall
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if [[ $EUID -eq 0 ]];then
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echo "You are root."
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else
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echo "sudo will be used for the uninstall."
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# Check if it is actually installed
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# If it isn't, exit because the unnstall cannot complete
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if [[ $(dpkg-query -s sudo) ]];then
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export SUDO="sudo"
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else
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echo "Please install sudo or run this as root."
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exit 1
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fi
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fi
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function removeAndPurge {
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# Purge dependencies
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read -p "Do you wish to purge dnsutils?" -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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$SUDO apt-get -y remove --purge dnsutils
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fi
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read -p "Do you wish to purge bc?" -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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$SUDO apt-get -y remove --purge bc
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fi
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read -p "Do you wish to purge toilet?" -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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$SUDO apt-get -y remove --purge toilet
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fi
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read -p "Do you wish to purge dnsmasq?" -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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$SUDO apt-get -y remove --purge dnsmasq
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fi
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read -p "Do you wish to purge lighttpd?" -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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$SUDO apt-get -y remove --purge lighttpd
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fi
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read -p "Do you wish to purge php5?" -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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$SUDO apt-get -y remove --purge php5-common php5-cgi php5
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fi
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# Remove dependency config files
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echo "Removing dnsmasq config files..."
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$SUDO rm /etc/dnsmasq.conf /etc/dnsmasq.conf.orig /etc/dnsmasq.d/01-pihole.conf &> /dev/null
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# Take care of any additional package cleaning
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$SUDO apt-get -y autoremove
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# Call removeNoPurge to remove PiHole specific files
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removeNoPurge
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}
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function removeNoPurge {
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# Only web directories/files that are created by pihole should be removed.
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echo "Removing the Pi-hole Web server files..."
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$SUDO rm -rf /var/www/html/admin &> /dev/null
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$SUDO rm -rf /var/www/html/pihole &> /dev/null
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$SUDO rm /var/www/html/index.lighttpd.orig &> /dev/null
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# If the web directory is empty after removing these files, then the parent html folder can be removed.
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if [ -d "/var/www/html" ]; then
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if [[ ! "$(ls -A /var/www/html)" ]]; then
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$SUDO rm -rf /var/www/html &> /dev/null
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fi
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fi
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# Attempt to preserve backwards compatibility with older versions
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# to guarantee no additional changes were made to /etc/crontab after
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# the installation of pihole, /etc/crontab.pihole should be permanently
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# preserved.
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if [[ -f /etc/crontab.orig ]]; then
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echo "Initial Pi-hole cron detected. Restoring the default system cron..."
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$SUDO mv /etc/crontab /etc/crontab.pihole
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$SUDO mv /etc/crontab.orig /etc/crontab
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$SUDO service cron restart
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fi
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# Attempt to preserve backwards compatibility with older versions
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if [[ -f /etc/cron.d/pihole ]];then
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echo "Removing cron.d/pihole..."
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$SUDO rm /etc/cron.d/pihole &> /dev/null
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fi
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echo "Removing config files and scripts..."
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$SUDO rm -rf /etc/lighttpd/ &> /dev/null
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$SUDO rm /var/log/pihole.log &> /dev/null
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$SUDO rm /usr/local/bin/gravity.sh &> /dev/null
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$SUDO rm /usr/local/bin/chronometer.sh &> /dev/null
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$SUDO rm /usr/local/bin/whitelist.sh &> /dev/null
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$SUDO rm /usr/local/bin/piholeLogFlush.sh &> /dev/null
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$SUDO rm /usr/local/bin/piholeDebug.sh &> /dev/null
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$SUDO rm -rf /var/log/*pihole* &> /dev/null
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$SUDO rm -rf /etc/pihole/ &> /dev/null
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$SUDO rm -rf /etc/.pihole/ &> /dev/null
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}
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######### SCRIPT ###########
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echo "Preparing to remove packages, be sure that each may be safely removed depending on your operating system."
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echo "(SAFE TO REMOVE ALL ON RASPBIAN)"
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while true; do
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read -rp "Do you wish to purge PiHole's dependencies from your OS? (You will be prompted for each package)" yn
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case $yn in
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[Yy]* ) removeAndPurge; break;;
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[Nn]* ) removeNoPurge; break;;
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esac
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done
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