mirror of
https://github.com/pi-hole/pi-hole
synced 2024-12-22 06:48:07 +00:00
464 lines
14 KiB
Bash
Executable File
464 lines
14 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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readonly PI_HOLE_SCRIPT_DIR="/opt/pihole"
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# setupVars is not readonly here because in some functions (checkout),
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# it might get set again when the installer is sourced. This causes an
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# error due to modifying a readonly variable.
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setupVars="/etc/pihole/setupVars.conf"
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readonly colfile="${PI_HOLE_SCRIPT_DIR}/COL_TABLE"
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source "${colfile}"
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resolver="pihole-FTL"
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webpageFunc() {
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source "${PI_HOLE_SCRIPT_DIR}/webpage.sh"
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main "$@"
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exit 0
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}
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listFunc() {
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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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local automated
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local web
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# Pull off the `debug` leaving passed call augmentation flags in $1
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shift
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if [[ "$@" == *"-a"* ]]; then
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automated="true"
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fi
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if [[ "$@" == *"-w"* ]]; then
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web="true"
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fi
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AUTOMATED=${automated:-} WEBCALL=${web:-} "${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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arpFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/piholeARPTable.sh "$@"
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exit 0
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}
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updatePiholeFunc() {
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shift
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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 $?
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}
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queryFunc() {
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shift
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"${PI_HOLE_SCRIPT_DIR}"/query.sh "$@"
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exit 0
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}
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chronometerFunc() {
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shift
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"${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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local svcOption svc str output status
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svcOption="${1:-}"
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# Determine if we should reload or restart restart
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if [[ "${svcOption}" =~ "reload" ]]; then
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# Using SIGHUP will NOT re-read any *.conf files
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svc="killall -s SIGHUP ${resolver}"
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else
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# Get PID of resolver to determine if it needs to start or restart
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if pidof pihole-FTL &> /dev/null; then
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svcOption="restart"
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else
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svcOption="start"
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fi
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svc="service ${resolver} ${svcOption}"
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fi
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# Print output to Terminal, but not to Web Admin
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str="${svcOption^}ing DNS service"
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[[ -t 1 ]] && echo -ne " ${INFO} ${str}..."
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output=$( { ${svc}; } 2>&1 )
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status="$?"
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if [[ "${status}" -eq 0 ]]; then
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[[ -t 1 ]] && echo -e "${OVER} ${TICK} ${str}"
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return 0
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else
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[[ ! -t 1 ]] && local OVER=""
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echo -e "${OVER} ${CROSS} ${output}"
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return 1
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fi
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}
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piholeEnable() {
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if [[ "${2}" == "-h" ]] || [[ "${2}" == "--help" ]]; then
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echo "Usage: pihole disable [time]
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Example: 'pihole disable', or 'pihole disable 5m'
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Disable Pi-hole subsystems
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Time:
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#s Disable Pi-hole functionality for # second(s)
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#m Disable Pi-hole functionality for # minute(s)"
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exit 0
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elif [[ "${1}" == "0" ]]; then
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# Disable Pi-hole
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if grep -cq "BLOCKING_ENABLED=false" "${setupVars}"; then
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echo -e " ${INFO} Blocking already disabled, nothing to do"
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exit 0
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fi
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if [[ $# > 1 ]]; then
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local error=false
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if [[ "${2}" == *"s" ]]; then
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tt=${2%"s"}
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if [[ "${tt}" =~ ^-?[0-9]+$ ]];then
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local str="Disabling blocking for ${tt} seconds"
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echo -e " ${INFO} ${str}..."
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local str="Blocking will be re-enabled in ${tt} seconds"
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nohup bash -c "sleep ${tt}; pihole enable" </dev/null &>/dev/null &
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else
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local error=true
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fi
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elif [[ "${2}" == *"m" ]]; then
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tt=${2%"m"}
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if [[ "${tt}" =~ ^-?[0-9]+$ ]];then
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local str="Disabling blocking for ${tt} minutes"
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echo -e " ${INFO} ${str}..."
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local str="Blocking will be re-enabled in ${tt} minutes"
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tt=$((${tt}*60))
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nohup bash -c "sleep ${tt}; pihole enable" </dev/null &>/dev/null &
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else
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local error=true
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fi
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elif [[ -n "${2}" ]]; then
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local error=true
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else
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echo -e " ${INFO} Disabling blocking"
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fi
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if [[ ${error} == true ]];then
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echo -e " ${COL_LIGHT_RED}Unknown format for delayed reactivation of the blocking!${COL_NC}"
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echo -e " Try 'pihole disable --help' for more information."
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exit 1
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fi
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local str="Pi-hole Disabled"
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sed -i "/BLOCKING_ENABLED=/d" "${setupVars}"
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echo "BLOCKING_ENABLED=false" >> "${setupVars}"
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fi
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else
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# Enable Pi-hole
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if grep -cq "BLOCKING_ENABLED=true" "${setupVars}"; then
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echo -e " ${INFO} Blocking already enabled, nothing to do"
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exit 0
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fi
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echo -e " ${INFO} Enabling blocking"
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local str="Pi-hole Enabled"
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sed -i "/BLOCKING_ENABLED=/d" "${setupVars}"
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echo "BLOCKING_ENABLED=true" >> "${setupVars}"
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fi
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restartDNS reload
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echo -e "${OVER} ${TICK} ${str}"
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}
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piholeLogging() {
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shift
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if [[ "${1}" == "-h" ]] || [[ "${1}" == "--help" ]]; then
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echo "Usage: pihole logging [options]
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Example: 'pihole logging on'
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Specify whether the Pi-hole log should be used
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Options:
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on Enable the Pi-hole log at /var/log/pihole.log
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off Disable and flush the Pi-hole log at /var/log/pihole.log
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off noflush Disable the Pi-hole log at /var/log/pihole.log"
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exit 0
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elif [[ "${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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if [[ "${2}" != "noflush" ]]; then
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# Flush logs
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pihole -f
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fi
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echo -e " ${INFO} Disabling logging..."
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local str="Logging has been disabled!"
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elif [[ "${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 -e " ${INFO} Enabling logging..."
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local str="Logging has been enabled!"
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else
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echo -e " ${COL_LIGHT_RED}Invalid option${COL_NC}
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Try 'pihole logging --help' for more information."
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exit 1
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fi
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restartDNS
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echo -e "${OVER} ${TICK} ${str}"
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}
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statusFunc() {
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# Determine if service is running on port 53 (Cr: https://superuser.com/a/806331)
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if (echo > /dev/tcp/127.0.0.1/53) >/dev/null 2>&1; then
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if [[ "${1}" != "web" ]]; then
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echo -e " ${TICK} DNS service is running"
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fi
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else
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case "${1}" in
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"web") echo "-1";;
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*) echo -e " ${CROSS} DNS service is NOT running";;
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esac
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return 0
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fi
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# Determine if Pi-hole's blocking is enabled
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if grep -q "BLOCKING_ENABLED=false" /etc/pihole/setupVars.conf; then
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# A config is commented out
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case "${1}" in
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"web") echo 0;;
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*) echo -e " ${CROSS} Pi-hole blocking is Disabled";;
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esac
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elif grep -q "BLOCKING_ENABLED=true" /etc/pihole/setupVars.conf; then
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# Configs are set
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case "${1}" in
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"web") echo 1;;
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*) echo -e " ${TICK} Pi-hole blocking is Enabled";;
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esac
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else
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# No configs were found
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case "${1}" in
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"web") echo 99;;
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*) echo -e " ${INFO} Pi-hole blocking will be enabled";;
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esac
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# Enable blocking
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pihole enable
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fi
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}
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tailFunc() {
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# Warn user if Pi-hole's logging is disabled
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local logging_enabled=$(grep -c "^log-queries" /etc/dnsmasq.d/01-pihole.conf)
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if [[ "${logging_enabled}" == "0" ]]; then
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# No "log-queries" lines are found.
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# Commented out lines (such as "#log-queries") are ignored
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echo " ${CROSS} Warning: Query logging is disabled"
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fi
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echo -e " ${INFO} Press Ctrl-C to exit"
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# Retrieve IPv4/6 addresses
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source /etc/pihole/setupVars.conf
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# Strip date from each line
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# Colour blocklist/blacklist/wildcard entries as red
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# Colour A/AAAA/DHCP strings as white
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# Colour everything else as gray
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tail -f /var/log/pihole.log | sed -E \
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-e "s,($(date +'%b %d ')| dnsmasq[.*[0-9]]),,g" \
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-e "s,(.*(gravity |black |regex | config ).* is (0.0.0.0|::|NXDOMAIN|${IPV4_ADDRESS%/*}|${IPV6_ADDRESS:-NULL}).*),${COL_RED}&${COL_NC}," \
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-e "s,.*(query\\[A|DHCP).*,${COL_NC}&${COL_NC}," \
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-e "s,.*,${COL_GRAY}&${COL_NC},"
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exit 0
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}
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piholeCheckoutFunc() {
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if [[ "$2" == "-h" ]] || [[ "$2" == "--help" ]]; then
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echo "Usage: pihole checkout [repo] [branch]
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Example: 'pihole checkout master' or 'pihole checkout core dev'
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Switch Pi-hole subsystems to a different Github branch
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Repositories:
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core [branch] Change the branch of Pi-hole's core subsystem
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web [branch] Change the branch of Web Interface subsystem
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ftl [branch] Change the branch of Pi-hole's FTL subsystem
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Branches:
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master Update subsystems to the latest stable release
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dev Update subsystems to the latest development release
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branchname Update subsystems to the specified branchname"
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exit 0
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fi
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source "${PI_HOLE_SCRIPT_DIR}"/piholeCheckout.sh
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shift
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checkout "$@"
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}
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tricorderFunc() {
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if [[ ! -p "/dev/stdin" ]]; then
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echo -e " ${INFO} Please do not call Tricorder directly"
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exit 1
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fi
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if ! (echo > /dev/tcp/tricorder.pi-hole.net/9998) >/dev/null 2>&1; then
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echo -e " ${CROSS} Unable to connect to Pi-hole's Tricorder server"
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exit 1
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fi
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if command -v openssl &> /dev/null; then
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openssl s_client -quiet -connect tricorder.pi-hole.net:9998 2> /dev/null < /dev/stdin
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exit "$?"
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else
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echo -e " ${INFO} ${COL_YELLOW}Security Notice${COL_NC}: ${COL_WHITE}openssl${COL_NC} is not installed
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Your debug log will be transmitted unencrypted via plain-text
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There is a possibility that this could be intercepted by a third party
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If you wish to cancel, press Ctrl-C to exit within 10 seconds"
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secs="10"
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while [[ "$secs" -gt "0" ]]; do
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echo -ne "."
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sleep 1
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: $((secs--))
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done
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echo " "
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nc tricorder.pi-hole.net 9999 < /dev/stdin
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exit "$?"
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fi
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}
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updateCheckFunc() {
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"${PI_HOLE_SCRIPT_DIR}"/updatecheck.sh "$@"
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exit 0
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}
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helpFunc() {
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echo "Usage: pihole [options]
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Example: 'pihole -w -h'
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Add '-h' after specific commands for more information on usage
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Whitelist/Blacklist Options:
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-w, whitelist Whitelist domain(s)
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-b, blacklist Blacklist domain(s)
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--wild, wildcard Wildcard blacklist domain(s)
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--regex, regex Regex blacklist domains(s)
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Add '-h' for more info on whitelist/blacklist usage
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Debugging Options:
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-d, debug Start a debugging session
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Add '-a' to enable automated debugging
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-f, flush Flush the Pi-hole log
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-r, reconfigure Reconfigure or Repair Pi-hole subsystems
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-t, tail View the live output of the Pi-hole log
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Options:
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-a, admin Web interface options
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Add '-h' for more info on Web Interface usage
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-c, chronometer Calculates stats and displays to an LCD
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Add '-h' for more info on chronometer usage
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-g, updateGravity Update the list of ad-serving domains
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-h, --help, help Show this help dialog
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-l, logging Specify whether the Pi-hole log should be used
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Add '-h' for more info on logging usage
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-q, query Query the adlists for a specified domain
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Add '-h' for more info on query usage
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-up, updatePihole Update Pi-hole subsystems
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Add '--check-only' to exit script before update is performed.
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-v, version Show installed versions of Pi-hole, Web Interface & FTL
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Add '-h' for more info on version usage
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uninstall Uninstall Pi-hole from your system
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status Display the running status of Pi-hole subsystems
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enable Enable Pi-hole subsystems
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disable Disable Pi-hole subsystems
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Add '-h' for more info on disable usage
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restartdns Restart Pi-hole subsystems
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checkout Switch Pi-hole subsystems to a different Github branch
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Add '-h' for more info on checkout usage
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arpflush Flush information stored in Pi-hole's network tables";
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exit 0
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}
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if [[ $# = 0 ]]; then
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helpFunc
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fi
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case "${1}" in
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"-h" | "help" | "--help" ) helpFunc;;
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esac
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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 -e " ${CROSS} sudo is needed to run pihole commands. Please run this script as root or install sudo."
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exit 1
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fi
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fi
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# Handle redirecting to specific functions based on arguments
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case "${1}" in
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"-w" | "whitelist" ) listFunc "$@";;
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"-b" | "blacklist" ) listFunc "$@";;
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"--wild" | "wildcard" ) listFunc "$@";;
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"--regex" | "regex" ) listFunc "$@";;
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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" ) statusFunc "$2";;
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"restartdns" ) restartDNS "$2";;
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"-a" | "admin" ) webpageFunc "$@";;
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"-t" | "tail" ) tailFunc;;
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"checkout" ) piholeCheckoutFunc "$@";;
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"tricorder" ) tricorderFunc;;
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"updatechecker" ) updateCheckFunc "$@";;
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"arpflush" ) arpFunc "$@";;
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* ) helpFunc;;
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esac
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