mirror of
https://github.com/pi-hole/pi-hole.git
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331 lines
9.3 KiB
Bash
Executable file
331 lines
9.3 KiB
Bash
Executable file
#!/bin/bash
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# Pi-hole: A black hole for Internet advertisements
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# (c) 2017 Pi-hole, LLC (https://pi-hole.net)
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# Network-wide ad blocking via your own hardware.
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#
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# Controller for all pihole scripts and functions.
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#
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# This file is copyright under the latest version of the EUPL.
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# Please see LICENSE file for your rights under this license.
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PI_HOLE_SCRIPT_DIR="/opt/pihole"
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readonly wildcardlist="/etc/dnsmasq.d/03-pihole-wildcard.conf"
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# Must be root to use this tool
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if [[ ! $EUID -eq 0 ]];then
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if [ -x "$(command -v sudo)" ];then
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exec sudo bash "$0" "$@"
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exit $?
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else
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echo "::: sudo is needed to run pihole commands. Please run this script as root or install sudo."
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exit 1
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fi
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fi
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webpageFunc() {
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source /opt/pihole/webpage.sh
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main "$@"
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exit 0
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}
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whitelistFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
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exit 0
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}
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blacklistFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
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exit 0
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}
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wildcardFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
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exit 0
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}
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debugFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/piholeDebug.sh
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exit 0
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}
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flushFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/piholeLogFlush.sh
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exit 0
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}
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updatePiholeFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/update.sh
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exit 0
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}
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reconfigurePiholeFunc() {
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/etc/.pihole/automated\ install/basic-install.sh --reconfigure
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exit 0;
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}
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updateGravityFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/gravity.sh "$@"
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exit 0
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}
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scanList(){
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domain="${1}"
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list="${2}"
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method="${3}"
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if [[ ${method} == "-exact" ]] ; then
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grep -i -E "(^|\s)${domain}($|\s)" "${list}"
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else
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grep -i "${domain}" "${list}"
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fi
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}
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processWildcards() {
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IFS="." read -r -a array <<< "${1}"
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for (( i=${#array[@]}-1; i>=0; i-- )); do
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ar=""
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for (( j=${#array[@]}-1; j>${#array[@]}-i-2; j-- )); do
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if [[ $j == $((${#array[@]}-1)) ]]; then
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ar="${array[$j]}"
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else
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ar="${array[$j]}.${ar}"
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fi
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done
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echo "${ar}"
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done
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}
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queryFunc() {
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domain="${2}"
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method="${3}"
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lists=( /etc/pihole/list.* /etc/pihole/blacklist.txt)
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for list in ${lists[@]}; do
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if [ -e "${list}" ]; then
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result=$(scanList ${domain} ${list} ${method})
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# Remove empty lines before couting number of results
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count=$(sed '/^\s*$/d' <<< "$result" | wc -l)
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echo "::: ${list} (${count} results)"
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if [[ ${count} > 0 ]]; then
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echo "${result}"
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fi
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echo ""
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else
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echo "::: ${list} does not exist"
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echo ""
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fi
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done
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# Scan for possible wildcard matches
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local wildcards=($(processWildcards "${domain}"))
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for domain in ${wildcards[@]}; do
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result=$(scanList "\/${domain}\/" ${wildcardlist})
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# Remove empty lines before couting number of results
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count=$(sed '/^\s*$/d' <<< "$result" | wc -l)
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if [[ ${count} > 0 ]]; then
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echo "::: Wildcard blocking ${domain} (${count} results)"
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echo "${result}"
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echo ""
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fi
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done
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exit 0
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}
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chronometerFunc() {
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shift
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"${PI_HOLE_SCRIPT_DIR}"/chronometer.sh "$@"
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exit 0
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}
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uninstallFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/uninstall.sh
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exit 0
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}
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versionFunc() {
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shift
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"${PI_HOLE_SCRIPT_DIR}"/version.sh "$@"
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exit 0
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}
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restartDNS() {
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dnsmasqPid=$(pidof dnsmasq)
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if [[ ${dnsmasqPid} ]]; then
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# service already running - reload config
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if [ -x "$(command -v systemctl)" ]; then
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systemctl restart dnsmasq
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else
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service dnsmasq restart
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fi
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else
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# service not running, start it up
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if [ -x "$(command -v systemctl)" ]; then
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systemctl start dnsmasq
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else
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service dnsmasq start
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fi
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fi
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}
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piholeEnable() {
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if [[ "${1}" == "0" ]] ; then
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#Disable Pihole
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sed -i 's/^addn-hosts=\/etc\/pihole\/gravity.list/#addn-hosts=\/etc\/pihole\/gravity.list/' /etc/dnsmasq.d/01-pihole.conf
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echo "::: Blocking has been disabled!"
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if [[ $# > 1 ]] ; then
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if [[ ${2} == *"s"* ]] ; then
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tt=${2%"s"}
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echo "::: Blocking will be re-enabled in ${tt} seconds"
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nohup bash -c "sleep ${tt}; pihole enable" </dev/null &>/dev/null &
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elif [[ ${2} == *"m"* ]] ; then
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tt=${2%"m"}
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echo "::: Blocking will be re-enabled in ${tt} minutes"
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tt=$((${tt}*60))
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nohup bash -c "sleep ${tt}; pihole enable" </dev/null &>/dev/null &
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else
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echo "::: Unknown format for delayed reactivation of the blocking!"
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echo "::: Example:"
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echo "::: pihole disable 5s - will disable blocking for 5 seconds"
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echo "::: pihole disable 7m - will disable blocking for 7 minutes"
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echo "::: Blocking will not automatically be re-enabled!"
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fi
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fi
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else
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#Enable pihole
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echo "::: Blocking has been enabled!"
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sed -i 's/^#addn-hosts/addn-hosts/' /etc/dnsmasq.d/01-pihole.conf
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fi
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restartDNS
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}
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piholeLogging() {
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shift
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if [[ "${1}" == "off" ]] ; then
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#Disable Logging
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sed -i 's/^log-queries/#log-queries/' /etc/dnsmasq.d/01-pihole.conf
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sed -i 's/^QUERY_LOGGING=true/QUERY_LOGGING=false/' /etc/pihole/setupVars.conf
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pihole -f
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echo "::: Logging has been disabled!"
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elif [[ "${1}" == "on" ]] ; then
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#Enable logging
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sed -i 's/^#log-queries/log-queries/' /etc/dnsmasq.d/01-pihole.conf
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sed -i 's/^QUERY_LOGGING=false/QUERY_LOGGING=true/' /etc/pihole/setupVars.conf
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echo "::: Logging has been enabled!"
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else
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echo "::: Invalid option passed, please pass 'on' or 'off'"
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exit 1
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fi
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restartDNS
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}
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piholeStatus() {
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if [[ $(netstat -plnt | grep -c ':53 ') > 0 ]]; then
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if [[ "${1}" != "web" ]] ; then
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echo "::: DNS service is running"
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fi
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else
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if [[ "${1}" == "web" ]] ; then
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echo "-1";
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else
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echo "::: DNS service is NOT running"
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fi
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return
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fi
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if [[ $(grep -i "^#addn-hosts=/" /etc/dnsmasq.d/01-pihole.conf) ]] ; then
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#list is commented out
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if [[ "${1}" == "web" ]] ; then
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echo 0;
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else
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echo "::: Pi-hole blocking is Disabled";
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fi
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elif [[ $(grep -i "^addn-hosts=/" /etc/dnsmasq.d/01-pihole.conf) ]] ; then
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#list set
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if [[ "${1}" == "web" ]] ; then
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echo 1;
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else
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echo "::: Pi-hole blocking is Enabled";
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fi
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else
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#addn-host not found
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if [[ "${1}" == "web" ]] ; then
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echo 99
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else
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echo "::: No hosts file linked to dnsmasq, adding it in enabled state"
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fi
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#add addn-host= to dnsmasq
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echo "addn-hosts=/etc/pihole/gravity.list" >> /etc/dnsmasq.d/01-pihole.conf
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restartDNS
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fi
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}
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tailFunc() {
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echo "Press Ctrl-C to exit"
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tail -F /var/log/pihole.log
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exit 0
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}
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helpFunc() {
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cat << EOM
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::: Control all PiHole specific functions!
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:::
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::: Usage: pihole [options]
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::: Add -h after -w (whitelist), -b (blacklist), -c (chronometer), or -a (admin) for more information on usage
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:::
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::: Options:
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::: -w, whitelist Whitelist domain(s)
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::: -b, blacklist Blacklist domain(s) (exact match)
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::: -wild, wildcard Blacklist whole domain(s) (wildcard)
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::: -d, debug Start a debugging session
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::: -f, flush Flush the 'pihole.log' file
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::: -t, tail Output the last lines of the 'pihole.log' file. Lines are appended as the file grows
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::: -up, updatePihole Update Pi-hole components
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::: -r, reconfigure Reconfigure or Repair Pi-hole
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::: -g, updateGravity Update the list of ad-serving domains
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::: -c, chronometer Calculates stats and displays to an LCD
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::: -h, help Show this help dialog
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::: -v, version Show installed versions of Pi-Hole and Web-Admin
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::: -q, query Query the adlists for a specific domain
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::: Use 'pihole -q domain -exact' if you want to see exact matches only
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::: -l, logging Enable or Disable logging (pass 'on' or 'off')
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::: -a, admin Admin webpage options
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::: uninstall Uninstall Pi-Hole from your system :(!
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::: status Is Pi-Hole Enabled or Disabled
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::: enable Enable Pi-Hole DNS Blocking
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::: disable Disable Pi-Hole DNS Blocking
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::: Blocking can also be disabled only temporarily, e.g.,
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::: 'pihole disable 5m' - will disable blocking for 5 minutes
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::: restartdns Restart dnsmasq
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EOM
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exit 0
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}
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if [[ $# = 0 ]]; then
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helpFunc
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fi
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# Handle redirecting to specific functions based on arguments
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case "${1}" in
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"-w" | "whitelist" ) whitelistFunc "$@";;
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"-b" | "blacklist" ) blacklistFunc "$@";;
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"-wild" | "wildcard" ) wildcardFunc "$@";;
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"-d" | "debug" ) debugFunc;;
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"-f" | "flush" ) flushFunc;;
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"-up" | "updatePihole" ) updatePiholeFunc;;
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"-r" | "reconfigure" ) reconfigurePiholeFunc;;
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"-g" | "updateGravity" ) updateGravityFunc "$@";;
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"-c" | "chronometer" ) chronometerFunc "$@";;
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"-h" | "help" ) helpFunc;;
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"-v" | "version" ) versionFunc "$@";;
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"-q" | "query" ) queryFunc "$@";;
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"-l" | "logging" ) piholeLogging "$@";;
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"uninstall" ) uninstallFunc;;
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"enable" ) piholeEnable 1;;
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"disable" ) piholeEnable 0 $2;;
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"status" ) piholeStatus "$2";;
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"restartdns" ) restartDNS;;
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"-a" | "admin" ) webpageFunc "$@";;
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"-t" | "tail" ) tailFunc;;
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* ) helpFunc;;
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esac
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