mirror of
https://github.com/pi-hole/pi-hole
synced 2024-12-22 14:58:08 +00:00
225 lines
7.9 KiB
Bash
Executable File
225 lines
7.9 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# Pi-hole: A black hole for Internet advertisements
|
|
# (c) 2017 Pi-hole, LLC (https://pi-hole.net)
|
|
# Network-wide ad blocking via your own hardware.
|
|
#
|
|
# Completely uninstalls Pi-hole
|
|
#
|
|
# This file is copyright under the latest version of the EUPL.
|
|
# Please see LICENSE file for your rights under this license.
|
|
|
|
source "/opt/pihole/COL_TABLE"
|
|
|
|
while true; do
|
|
read -rp " ${QST} Are you sure you would like to remove ${COL_WHITE}Pi-hole${COL_NC}? [y/N] " answer
|
|
case ${answer} in
|
|
[Yy]* ) break;;
|
|
* ) echo -e "${OVER} ${COL_LIGHT_GREEN}Uninstall has been canceled${COL_NC}"; exit 0;;
|
|
esac
|
|
done
|
|
|
|
# Must be root to uninstall
|
|
str="Root user check"
|
|
if [[ ${EUID} -eq 0 ]]; then
|
|
echo -e " ${TICK} ${str}"
|
|
else
|
|
# Check if sudo is actually installed
|
|
# If it isn't, exit because the uninstall can not complete
|
|
if [ -x "$(command -v sudo)" ]; then
|
|
export SUDO="sudo"
|
|
else
|
|
echo -e " ${CROSS} ${str}
|
|
Script called with non-root privileges
|
|
The Pi-hole requires elevated privileges to uninstall"
|
|
exit 1
|
|
fi
|
|
fi
|
|
|
|
readonly PI_HOLE_FILES_DIR="/etc/.pihole"
|
|
PH_TEST="true"
|
|
source "${PI_HOLE_FILES_DIR}/automated install/basic-install.sh"
|
|
# setupVars set in basic-install.sh
|
|
source "${setupVars}"
|
|
|
|
# package_manager_detect() sourced from basic-install.sh
|
|
package_manager_detect
|
|
|
|
# Install packages used by the Pi-hole
|
|
DEPS=("${INSTALLER_DEPS[@]}" "${PIHOLE_DEPS[@]}")
|
|
if [[ "${INSTALL_WEB_SERVER}" == true ]]; then
|
|
# Install the Web dependencies
|
|
DEPS+=("${PIHOLE_WEB_DEPS[@]}")
|
|
fi
|
|
|
|
# Compatibility
|
|
if [ -x "$(command -v apt-get)" ]; then
|
|
# Debian Family
|
|
PKG_REMOVE=("${PKG_MANAGER}" -y remove --purge)
|
|
package_check() {
|
|
dpkg-query -W -f='${Status}' "$1" 2>/dev/null | grep -c "ok installed"
|
|
}
|
|
elif [ -x "$(command -v rpm)" ]; then
|
|
# Fedora Family
|
|
PKG_REMOVE=("${PKG_MANAGER}" remove -y)
|
|
package_check() {
|
|
rpm -qa | grep "^$1-" > /dev/null
|
|
}
|
|
else
|
|
echo -e " ${CROSS} OS distribution not supported"
|
|
exit 1
|
|
fi
|
|
|
|
removeAndPurge() {
|
|
# Purge dependencies
|
|
echo ""
|
|
for i in "${DEPS[@]}"; do
|
|
if package_check "${i}" > /dev/null; then
|
|
while true; do
|
|
read -rp " ${QST} Do you wish to remove ${COL_WHITE}${i}${COL_NC} from your system? [Y/N] " answer
|
|
case ${answer} in
|
|
[Yy]* )
|
|
echo -ne " ${INFO} Removing ${i}...";
|
|
${SUDO} "${PKG_REMOVE[@]}" "${i}" &> /dev/null;
|
|
echo -e "${OVER} ${INFO} Removed ${i}";
|
|
break;;
|
|
[Nn]* ) echo -e " ${INFO} Skipped ${i}"; break;;
|
|
esac
|
|
done
|
|
else
|
|
echo -e " ${INFO} Package ${i} not installed"
|
|
fi
|
|
done
|
|
|
|
# Remove dnsmasq config files
|
|
${SUDO} rm -f /etc/dnsmasq.conf /etc/dnsmasq.conf.orig /etc/dnsmasq.d/*-pihole*.conf &> /dev/null
|
|
echo -e " ${TICK} Removing dnsmasq config files"
|
|
|
|
# Call removeNoPurge to remove Pi-hole specific files
|
|
removeNoPurge
|
|
}
|
|
|
|
removeNoPurge() {
|
|
# Only web directories/files that are created by Pi-hole should be removed
|
|
echo -ne " ${INFO} Removing Web Interface..."
|
|
${SUDO} rm -rf /var/www/html/admin &> /dev/null
|
|
${SUDO} rm -rf /var/www/html/pihole &> /dev/null
|
|
${SUDO} rm -f /var/www/html/index.lighttpd.orig &> /dev/null
|
|
|
|
# If the web directory is empty after removing these files, then the parent html directory can be removed.
|
|
if [ -d "/var/www/html" ]; then
|
|
if [[ ! "$(ls -A /var/www/html)" ]]; then
|
|
${SUDO} rm -rf /var/www/html &> /dev/null
|
|
fi
|
|
fi
|
|
echo -e "${OVER} ${TICK} Removed Web Interface"
|
|
|
|
# Attempt to preserve backwards compatibility with older versions
|
|
# to guarantee no additional changes were made to /etc/crontab after
|
|
# the installation of pihole, /etc/crontab.pihole should be permanently
|
|
# preserved.
|
|
if [[ -f /etc/crontab.orig ]]; then
|
|
${SUDO} mv /etc/crontab /etc/crontab.pihole
|
|
${SUDO} mv /etc/crontab.orig /etc/crontab
|
|
${SUDO} service cron restart
|
|
echo -e " ${TICK} Restored the default system cron"
|
|
fi
|
|
|
|
# Attempt to preserve backwards compatibility with older versions
|
|
if [[ -f /etc/cron.d/pihole ]];then
|
|
${SUDO} rm -f /etc/cron.d/pihole &> /dev/null
|
|
echo -e " ${TICK} Removed /etc/cron.d/pihole"
|
|
fi
|
|
|
|
if package_check lighttpd > /dev/null; then
|
|
if [[ -f /etc/lighttpd/lighttpd.conf.orig ]]; then
|
|
${SUDO} mv /etc/lighttpd/lighttpd.conf.orig /etc/lighttpd/lighttpd.conf
|
|
fi
|
|
|
|
if [[ -f /etc/lighttpd/external.conf ]]; then
|
|
${SUDO} rm /etc/lighttpd/external.conf
|
|
fi
|
|
|
|
echo -e " ${TICK} Removed lighttpd configs"
|
|
fi
|
|
|
|
${SUDO} rm -f /etc/dnsmasq.d/adList.conf &> /dev/null
|
|
${SUDO} rm -f /etc/dnsmasq.d/01-pihole.conf &> /dev/null
|
|
${SUDO} rm -f /etc/dnsmasq.d/06-rfc6761.conf &> /dev/null
|
|
${SUDO} rm -rf /var/log/*pihole* &> /dev/null
|
|
${SUDO} rm -rf /var/log/pihole/*pihole* &> /dev/null
|
|
${SUDO} rm -rf /etc/pihole/ &> /dev/null
|
|
${SUDO} rm -rf /etc/.pihole/ &> /dev/null
|
|
${SUDO} rm -rf /opt/pihole/ &> /dev/null
|
|
${SUDO} rm -f /usr/local/bin/pihole &> /dev/null
|
|
${SUDO} rm -f /etc/bash_completion.d/pihole &> /dev/null
|
|
${SUDO} rm -f /etc/sudoers.d/pihole &> /dev/null
|
|
echo -e " ${TICK} Removed config files"
|
|
|
|
# Restore Resolved
|
|
if [[ -e /etc/systemd/resolved.conf.orig ]]; then
|
|
${SUDO} cp -p /etc/systemd/resolved.conf.orig /etc/systemd/resolved.conf
|
|
systemctl reload-or-restart systemd-resolved
|
|
fi
|
|
|
|
# Remove FTL
|
|
if command -v pihole-FTL &> /dev/null; then
|
|
echo -ne " ${INFO} Removing pihole-FTL..."
|
|
if [[ -x "$(command -v systemctl)" ]]; then
|
|
systemctl stop pihole-FTL
|
|
else
|
|
service pihole-FTL stop
|
|
fi
|
|
${SUDO} rm -f /etc/init.d/pihole-FTL
|
|
${SUDO} rm -f /usr/bin/pihole-FTL
|
|
echo -e "${OVER} ${TICK} Removed pihole-FTL"
|
|
fi
|
|
|
|
# If the pihole manpage exists, then delete and rebuild man-db
|
|
if [[ -f /usr/local/share/man/man8/pihole.8 ]]; then
|
|
${SUDO} rm -f /usr/local/share/man/man8/pihole.8 /usr/local/share/man/man8/pihole-FTL.8 /usr/local/share/man/man5/pihole-FTL.conf.5
|
|
${SUDO} mandb -q &>/dev/null
|
|
echo -e " ${TICK} Removed pihole man page"
|
|
fi
|
|
|
|
# If the pihole user exists, then remove
|
|
if id "pihole" &> /dev/null; then
|
|
if ${SUDO} userdel -r pihole 2> /dev/null; then
|
|
echo -e " ${TICK} Removed 'pihole' user"
|
|
else
|
|
echo -e " ${CROSS} Unable to remove 'pihole' user"
|
|
fi
|
|
fi
|
|
# If the pihole group exists, then remove
|
|
if getent group "pihole" &> /dev/null; then
|
|
if ${SUDO} groupdel pihole 2> /dev/null; then
|
|
echo -e " ${TICK} Removed 'pihole' group"
|
|
else
|
|
echo -e " ${CROSS} Unable to remove 'pihole' group"
|
|
fi
|
|
fi
|
|
|
|
echo -e "\\n We're sorry to see you go, but thanks for checking out Pi-hole!
|
|
If you need help, reach out to us on GitHub, Discourse, Reddit or Twitter
|
|
Reinstall at any time: ${COL_WHITE}curl -sSL https://install.pi-hole.net | bash${COL_NC}
|
|
|
|
${COL_LIGHT_RED}Please reset the DNS on your router/clients to restore internet connectivity
|
|
${COL_LIGHT_GREEN}Uninstallation Complete! ${COL_NC}"
|
|
}
|
|
|
|
######### SCRIPT ###########
|
|
echo -e " ${INFO} Be sure to confirm if any dependencies should not be removed"
|
|
while true; do
|
|
echo -e " ${INFO} ${COL_YELLOW}The following dependencies may have been added by the Pi-hole install:"
|
|
echo -n " "
|
|
for i in "${DEPS[@]}"; do
|
|
echo -n "${i} "
|
|
done
|
|
echo "${COL_NC}"
|
|
read -rp " ${QST} Do you wish to go through each dependency for removal? (Choosing No will leave all dependencies installed) [Y/n] " answer
|
|
case ${answer} in
|
|
[Yy]* ) removeAndPurge; break;;
|
|
[Nn]* ) removeNoPurge; break;;
|
|
* ) removeAndPurge; break;;
|
|
esac
|
|
done
|