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mirror of https://github.com/pi-hole/pi-hole synced 2024-11-12 10:49:04 +00:00
pi-hole/pihole
WaLLy3K e0eb5eb2b1 Fix queryFunc if adlists URLs have been removed (#1618)
* Fix queryFunc if adlists URLs have been removed

* Allow for -adlists command line switch (where the "s" is a typo)
* Add error message when unable to find associated adlists URL

* Provide PR fix on current dev version

* Add blResult variable for white/black match

* Supporting Block Page queryFunc fixes

* Re-add unmerged lines
2017-07-25 23:07:06 +01:00

662 lines
20 KiB
Bash
Executable File

#!/bin/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.
#
# Controller for all pihole scripts and functions.
#
# This file is copyright under the latest version of the EUPL.
# Please see LICENSE file for your rights under this license.
colfile="/opt/pihole/COL_TABLE"
source ${colfile}
readonly PI_HOLE_SCRIPT_DIR="/opt/pihole"
readonly wildcardlist="/etc/dnsmasq.d/03-pihole-wildcard.conf"
# Must be root to use this tool
if [[ ! $EUID -eq 0 ]];then
if [[ -x "$(command -v sudo)" ]]; then
exec sudo bash "$0" "$@"
exit $?
else
echo -e " ${CROSS} sudo is needed to run pihole commands. Please run this script as root or install sudo."
exit 1
fi
fi
webpageFunc() {
source /opt/pihole/webpage.sh
main "$@"
exit 0
}
whitelistFunc() {
"${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
exit 0
}
blacklistFunc() {
"${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
exit 0
}
wildcardFunc() {
"${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
exit 0
}
debugFunc() {
local automated
local web
# Pull off the `debug` leaving passed call augmentation flags in $1
shift
if [[ "$@" == *"-a"* ]]; then
automated="true"
fi
if [[ "$@" == *"-w"* ]]; then
web="true"
fi
AUTOMATED=${automated:-} WEBCALL=${web:-} "${PI_HOLE_SCRIPT_DIR}"/piholeDebug.sh
exit 0
}
flushFunc() {
"${PI_HOLE_SCRIPT_DIR}"/piholeLogFlush.sh "$@"
exit 0
}
updatePiholeFunc() {
"${PI_HOLE_SCRIPT_DIR}"/update.sh
exit 0
}
reconfigurePiholeFunc() {
/etc/.pihole/automated\ install/basic-install.sh --reconfigure
exit 0;
}
updateGravityFunc() {
"${PI_HOLE_SCRIPT_DIR}"/gravity.sh "$@"
exit 0
}
scanList(){
domain="${1}"
list="${2}"
method="${3}"
# Switch folder, preventing grep from printing file path
cd "/etc/pihole" || return 1
if [[ -n "${method}" ]]; then
grep -i -E -l "(^|\s|\/)${domain}($|\s|\/)" ${list} /dev/null 2> /dev/null
else
grep -i "${domain}" ${list} /dev/null 2> /dev/null
fi
}
processWildcards() {
IFS="." read -r -a array <<< "${1}"
for (( i=${#array[@]}-1; i>=0; i-- )); do
ar=""
for (( j=${#array[@]}-1; j>${#array[@]}-i-2; j-- )); do
if [[ $j == $((${#array[@]}-1)) ]]; then
ar="${array[$j]}"
else
ar="${array[$j]}.${ar}"
fi
done
echo "${ar}"
done
}
queryFunc() {
options="$*"
options="${options/-q /}"
if [[ "${options}" == "-h" ]] || [[ "${options}" == "--help" ]]; then
echo "Usage: pihole -q [option] <domain>
Example: 'pihole -q -exact domain.com'
Query the adlists for a specified domain
Options:
-adlist Print the name of the block list URL
-exact Search the block lists for exact domain matches
-all Return all query matches within a block list
-h, --help Show this help dialog"
exit 0
fi
if [[ "${options}" == *"-exact"* ]]; then
method="exact"
exact=true
fi
if [[ "${options}" == *"-adlist"* ]]; then
adlist=true
fi
if [[ "${options}" == *"-bp"* ]]; then
method="exact"
blockpage=true
fi
if [[ "${options}" == *"-all"* ]]; then
all=true
fi
# Strip valid options, leaving only the domain and invalid options
options=$(sed 's/ \?-\(exact\|adlist\(s\)\?\|bp\|all\) \?//g' <<< "$options")
# Handle errors
if [[ "${options}" == *" "* ]]; then
error=true
str="Unknown option specified"
elif [[ "${options}" == "-q" ]]; then
error=true
str="No domain specified"
fi
if [[ -n "${error}" ]]; then
echo -e " ${COL_LIGHT_RED}${str}${COL_NC}
Try 'pihole -q --help' for more information."
exit 1
fi
# If domain contains non ASCII characters, convert domain to punycode if python is available
# Cr: https://serverfault.com/a/335079
if [[ "$options" = *[![:ascii:]]* ]]; then
if command -v python &> /dev/null; then
query=$(python -c 'import sys;print sys.argv[1].decode("utf-8").encode("idna")' "${options}")
fi
else
query="${options}"
fi
# Scan Whitelist and Blacklist
lists="whitelist.txt blacklist.txt"
results=($(scanList "${query}" "${lists}" "${method}"))
if [[ -n "${results[*]}" ]]; then
blResult=true
# Loop through each scanList line to print appropriate title
for result in "${results[@]}"; do
filename="${result/:*/}"
if [[ -n "$exact" ]]; then
printf " Exact result in %s\n" "${filename}"
elif [[ -n "$blockpage" ]]; then
printf "π %s\n" "${filename}"
else
domain="${result/*:/}"
if [[ ! "${filename}" == "${filename_prev:-}" ]]; then
printf " Result from %s\n" "${filename}"
fi
printf " %s\n" "${domain}"
filename_prev="${filename}"
fi
done
fi
# Scan Wildcards
if [[ -e "${wildcardlist}" ]]; then
wildcards=($(processWildcards "${query}"))
for match in "${wildcards[@]}"; do
results=($(scanList "\/${match}\/" ${wildcardlist}))
if [[ -n "${results[*]}" ]]; then
# Remove empty lines before couting number of results
count=$(sed '/^\s*$/d' <<< "${results[@]}" | wc -l)
if [[ "${count}" -ge 0 ]]; then
blResult=true
if [[ -z "${blockpage}" ]]; then
printf " Wildcard result in %s\n" "${wildcardlist/*dnsmasq.d\/}"
fi
if [[ -n "${blockpage}" ]]; then
echo "π ${wildcardlist/*\/}"
else
echo " *.${match}"
fi
fi
fi
done
[[ -n "${blResult}" ]] && [[ -n "${blockpage}" ]] && exit 0
fi
# Glob *.domains file names, remove file paths and sort by list number
lists_raw=(/etc/pihole/*.domains)
IFS_OLD=$IFS
IFS=$'\n'
lists=$(sort -t . -k 2 -g <<< "${lists_raw[*]//\/etc\/pihole\//}")
# Scan Domains files
results=($(scanList "${query}" "${lists}" "${method}"))
# Handle notices
if [[ -z "${blResult}" ]] && [[ -z "${results[*]}" ]]; then
notice=true
str="No ${method/t/t }results found for ${query} found within block lists"
elif [[ -z "${all}" ]] && [[ "${#results[*]}" -ge 16000 ]]; then
# 16000 chars is 15 chars X 1000 lines worth of results
notice=true
str="Hundreds of ${method/t/t }results found for ${query}
This can be overriden using the -all option"
fi
if [[ -n "${notice}" ]]; then
echo -e " ${INFO} ${str}"
exit
fi
# Remove unwanted content from results
if [[ -z "${method}" ]]; then
results=($(sed "/:#/d" <<< "${results[*]}")) # Lines starting with comments
results=($(sed "s/[ \t]#.*//g" <<< "${results[*]}")) # Comments after domain
results=($(sed "s/:.*[ \t]/:/g" <<< "${results[*]}")) # IP address
fi
IFS=$IFS_OLD
# Get adlist content as array
if [[ -n "${adlist}" ]] || [[ -n "${blockpage}" ]]; then
if [[ -f "/etc/pihole/adlists.list" ]]; then
for url in $(< /etc/pihole/adlists.list); do
if [[ "${url:0:4}" == "http" ]] || [[ "${url:0:3}" == "www" ]]; then
adlists+=("$url")
fi
done
else
echo -e " ${COL_LIGHT_RED}The file '/etc/pihole/adlists.list' was not found${COL_NC}"
exit 1
fi
fi
if [[ -n "${results[*]}" ]]; then
if [[ -n "${exact}" ]]; then
echo " Exact result(s) for ${query} found in:"
fi
for result in "${results[@]}"; do
filename="${result/:*/}"
# Convert file name to URL name for -adlist or -bp options
if [[ -n "${adlist}" ]] || [[ -n "${blockpage}" ]]; then
filenum=("${filename/list./}")
filenum=("${filenum/.*/}")
filename="${adlists[$filenum]}"
# If gravity has generated associated .domains files
# but adlists.list has been modified since
if [[ -z "${filename}" ]]; then
filename="${COL_LIGHT_RED}Error: no associated adlists URL found${COL_NC}"
fi
fi
if [[ -n "${exact}" ]]; then
printf " %s\n" "${filename}"
elif [[ -n "${blockpage}" ]]; then
printf "%s %s\n" "${filenum}" "${filename}"
else # Standard query output
# Print filename heading once per file, not for every match
if [[ ! "${filename}" == "${filename_prev:-}" ]]; then
unset count
printf " Result from %s\n" "${filename}"
else
let count++
fi
# Print matching domain if $max_count has not been reached
[[ -z "${all}" ]] && max_count="20"
if [[ -z "${all}" ]] && [[ "${count}" -eq "${max_count}" ]]; then
echo " Over $count results found, skipping rest of file"
elif [[ -z "${all}" ]] && [[ "${count}" -gt "${max_count}" ]]; then
continue
else
domain="${result/*:/}"
printf " %s\n" "${domain}"
fi
filename_prev="${filename}"
fi
done
fi
exit 0
}
chronometerFunc() {
shift
"${PI_HOLE_SCRIPT_DIR}"/chronometer.sh "$@"
exit 0
}
uninstallFunc() {
"${PI_HOLE_SCRIPT_DIR}"/uninstall.sh
exit 0
}
versionFunc() {
shift
"${PI_HOLE_SCRIPT_DIR}"/version.sh "$@"
exit 0
}
restartDNS() {
dnsmasqPid=$(pidof dnsmasq)
local str="Restarting DNS service"
echo -ne " ${INFO} ${str}"
if [[ "${dnsmasqPid}" ]]; then
# Service already running - reload config
if [[ -x "$(command -v systemctl)" ]]; then
output=$( { systemctl restart dnsmasq; } 2>&1 )
else
output=$( { service dnsmasq restart; } 2>&1 )
fi
if [[ -z "${output}" ]]; then
echo -e "${OVER} ${TICK} ${str}"
else
echo -e "${OVER} ${CROSS} ${output}"
fi
else
# Service not running, start it up
if [[ -x "$(command -v systemctl)" ]]; then
output=$( { systemctl start dnsmasq; } 2>&1 )
else
output=$( { service dnsmasq start; } 2>&1 )
fi
if [[ -z "${output}" ]]; then
echo -e "${OVER} ${TICK} ${str}"
else
echo -e "${OVER} ${CROSS} ${output}"
fi
fi
}
piholeEnable() {
if [[ "${2}" == "-h" ]] || [[ "${2}" == "--help" ]]; then
echo "Usage: pihole disable [time]
Example: 'pihole disable', or 'pihole disable 5m'
Disable Pi-hole subsystems
Time:
#s Disable Pi-hole functionality for # second(s)
#m Disable Pi-hole functionality for # minute(s)"
exit 0
elif [[ "${1}" == "0" ]]; then
# Disable Pi-hole
sed -i 's/^addn-hosts=\/etc\/pihole\/gravity.list/#addn-hosts=\/etc\/pihole\/gravity.list/' /etc/dnsmasq.d/01-pihole.conf
sed -i 's/^addn-hosts=\/etc\/pihole\/black.list/#addn-hosts=\/etc\/pihole\/black.list/' /etc/dnsmasq.d/01-pihole.conf
if [[ -e "$wildcardlist" ]]; then
mv "$wildcardlist" "/etc/pihole/wildcard.list"
fi
if [[ $# > 1 ]]; then
local error=false
if [[ "${2}" == *"s" ]]; then
tt=${2%"s"}
if [[ "${tt}" =~ ^-?[0-9]+$ ]];then
local str="Disabling blocking for ${tt} seconds"
echo -e " ${INFO} ${str}..."
local str="Blocking will be re-enabled in ${tt} seconds"
nohup bash -c "sleep ${tt}; pihole enable" </dev/null &>/dev/null &
else
local error=true
fi
elif [[ "${2}" == *"m" ]]; then
tt=${2%"m"}
if [[ "${tt}" =~ ^-?[0-9]+$ ]];then
local str="Disabling blocking for ${tt} minutes"
echo -e " ${INFO} ${str}..."
local str="Blocking will be re-enabled in ${tt} minutes"
tt=$((${tt}*60))
nohup bash -c "sleep ${tt}; pihole enable" </dev/null &>/dev/null &
else
local error=true
fi
elif [[ -n "${2}" ]]; then
local error=true
else
echo -e " ${INFO} Disabling blocking"
fi
if [[ ${error} == true ]];then
echo -e " ${COL_LIGHT_RED}Unknown format for delayed reactivation of the blocking!${COL_NC}"
echo -e " Try 'pihole disable --help' for more information."
exit 1
fi
local str="Pi-hole Disabled"
fi
else
# Enable Pi-hole
echo -e " ${INFO} Enabling blocking"
local str="Pi-hole Enabled"
sed -i 's/^#addn-hosts/addn-hosts/' /etc/dnsmasq.d/01-pihole.conf
if [[ -e "/etc/pihole/wildcard.list" ]]; then
mv "/etc/pihole/wildcard.list" "$wildcardlist"
fi
fi
restartDNS
echo -e "${OVER} ${TICK} ${str}"
}
piholeLogging() {
shift
if [[ "${1}" == "-h" ]] || [[ "${1}" == "--help" ]]; then
echo "Usage: pihole logging [options]
Example: 'pihole logging on'
Specify whether the Pi-hole log should be used
Options:
on Enable the Pi-hole log at /var/log/pihole.log
off Disable the Pi-hole log at /var/log/pihole.log"
exit 0
elif [[ "${1}" == "off" ]]; then
# Disable logging
sed -i 's/^log-queries/#log-queries/' /etc/dnsmasq.d/01-pihole.conf
sed -i 's/^QUERY_LOGGING=true/QUERY_LOGGING=false/' /etc/pihole/setupVars.conf
pihole -f
echo -e " ${INFO} Disabling logging..."
local str="Logging has been disabled!"
elif [[ "${1}" == "on" ]]; then
# Enable logging
sed -i 's/^#log-queries/log-queries/' /etc/dnsmasq.d/01-pihole.conf
sed -i 's/^QUERY_LOGGING=false/QUERY_LOGGING=true/' /etc/pihole/setupVars.conf
echo -e " ${INFO} Enabling logging..."
local str="Logging has been enabled!"
else
echo -e " ${COL_LIGHT_RED}Invalid option${COL_NC}
Try 'pihole logging --help' for more information."
exit 1
fi
restartDNS
echo -e "${OVER} ${TICK} ${str}"
}
piholeStatus() {
if [[ "$(netstat -plnt | grep -c ':53 ')" -gt "0" ]]; then
if [[ "${1}" != "web" ]]; then
echo -e " ${TICK} DNS service is running"
fi
else
if [[ "${1}" == "web" ]]; then
echo "-1";
else
echo -e " ${CROSS} DNS service is NOT running"
fi
return
fi
if [[ "$(grep -i "^#addn-hosts=/" /etc/dnsmasq.d/01-pihole.conf)" ]]; then
# List is commented out
if [[ "${1}" == "web" ]]; then
echo 0;
else
echo -e " ${CROSS} Pi-hole blocking is Disabled";
fi
elif [[ "$(grep -i "^addn-hosts=/" /etc/dnsmasq.d/01-pihole.conf)" ]]; then
# List set
if [[ "${1}" == "web" ]]; then
echo 1;
else
echo -e " ${TICK} Pi-hole blocking is Enabled";
fi
else
# Addn-host not found
if [[ "${1}" == "web" ]]; then
echo 99
else
echo -e " ${INFO} No hosts file linked to dnsmasq, adding it in enabled state"
fi
# Add addn-host= to dnsmasq
echo "addn-hosts=/etc/pihole/gravity.list" >> /etc/dnsmasq.d/01-pihole.conf
restartDNS
fi
}
tailFunc() {
date=$(date +'%b %d ')
echo -e " ${INFO} Press Ctrl-C to exit"
tail -f /var/log/pihole.log | sed \
-e "s,\(${date}\| dnsmasq\[.*[0-9]]\),,g" \
-e "s,\(.*\(gravity.list\|black.list\| config \).* is \(${IPV4_ADDRESS%/*}\|${IPV6_ADDRESS:-NULL}\).*\),${COL_LIGHT_RED}&${COL_NC}," \
-e "s,.*\(query\[A\|DHCP\).*,${COL_NC}&${COL_NC}," \
-e "s,.*,${COL_DARK_GRAY}&${COL_NC},"
exit 0
}
piholeCheckoutFunc() {
if [[ "$2" == "-h" ]] || [[ "$2" == "--help" ]]; then
echo "Usage: pihole checkout [repo] [branch]
Example: 'pihole checkout master' or 'pihole checkout core dev'
Switch Pi-hole subsystems to a different Github branch
Repositories:
core [branch] Change the branch of Pi-hole's core subsystem
web [branch] Change the branch of Admin Console subsystem
ftl [branch] Change the branch of Pi-hole's FTL subsystem
Branches:
master Update subsystems to the latest stable release
dev Update subsystems to the latest development release"
exit 0
fi
source "${PI_HOLE_SCRIPT_DIR}"/piholeCheckout.sh
shift
checkout "$@"
}
tricorderFunc() {
if [[ ! -p "/dev/stdin" ]]; then
echo -e " ${INFO} Please do not call Tricorder directly"
exit 1
fi
if ! timeout 2 nc -z tricorder.pi-hole.net 9998 &> /dev/null; then
echo -e " ${CROSS} Unable to connect to Pi-hole's Tricorder server"
exit 1
fi
if command -v openssl &> /dev/null; then
openssl s_client -quiet -connect tricorder.pi-hole.net:9998 2> /dev/null < /dev/stdin
exit "$?"
else
echo -e " ${INFO} ${COL_YELLOW}Security Notice${COL_NC}: ${COL_WHITE}openssl${COL_NC} is not installed
Your debug log will be transmitted unencrypted via plain-text
There is a possibility that this could be intercepted by a third party
If you wish to cancel, press Ctrl-C to exit within 10 seconds"
secs="10"
while [[ "$secs" -gt "0" ]]; do
echo -ne "."
sleep 1
: $((secs--))
done
echo " "
nc tricorder.pi-hole.net 9999 < /dev/stdin
exit "$?"
fi
}
helpFunc() {
echo "Usage: pihole [options]
Example: 'pihole -w -h'
Add '-h' after specific commands for more information on usage
Whitelist/Blacklist Options:
-w, whitelist Whitelist domain(s)
-b, blacklist Blacklist domain(s)
-wild, wildcard Blacklist domain(s), and all its subdomains
Add '-h' for more info on whitelist/blacklist usage
Debugging Options:
-d, debug Start a debugging session
Add '-a' to enable automated debugging
-f, flush Flush the Pi-hole log
-r, reconfigure Reconfigure or Repair Pi-hole subsystems
-t, tail View the live output of the Pi-hole log
Options:
-a, admin Admin Console options
Add '-h' for more info on admin console usage
-c, chronometer Calculates stats and displays to an LCD
Add '-h' for more info on chronometer usage
-g, updateGravity Update the list of ad-serving domains
-h, --help, help Show this help dialog
-l, logging Specify whether the Pi-hole log should be used
Add '-h' for more info on logging usage
-q, query Query the adlists for a specified domain
Add '-h' for more info on query usage
-up, updatePihole Update Pi-hole subsystems
-v, version Show installed versions of Pi-hole, Admin Console & FTL
Add '-h' for more info on version usage
uninstall Uninstall Pi-hole from your system
status Display the running status of Pi-hole subsystems
enable Enable Pi-hole subsystems
disable Disable Pi-hole subsystems
Add '-h' for more info on disable usage
restartdns Restart Pi-hole subsystems
checkout Switch Pi-hole subsystems to a different Github branch
Add '-h' for more info on checkout usage";
exit 0
}
if [[ $# = 0 ]]; then
helpFunc
fi
# Handle redirecting to specific functions based on arguments
case "${1}" in
"-w" | "whitelist" ) whitelistFunc "$@";;
"-b" | "blacklist" ) blacklistFunc "$@";;
"-wild" | "wildcard" ) wildcardFunc "$@";;
"-d" | "debug" ) debugFunc "$@";;
"-f" | "flush" ) flushFunc "$@";;
"-up" | "updatePihole" ) updatePiholeFunc;;
"-r" | "reconfigure" ) reconfigurePiholeFunc;;
"-g" | "updateGravity" ) updateGravityFunc "$@";;
"-c" | "chronometer" ) chronometerFunc "$@";;
"-h" | "help" ) helpFunc;;
"-v" | "version" ) versionFunc "$@";;
"-q" | "query" ) queryFunc "$@";;
"-l" | "logging" ) piholeLogging "$@";;
"uninstall" ) uninstallFunc;;
"enable" ) piholeEnable 1;;
"disable" ) piholeEnable 0 "$2";;
"status" ) piholeStatus "$2";;
"restartdns" ) restartDNS;;
"-a" | "admin" ) webpageFunc "$@";;
"-t" | "tail" ) tailFunc;;
"checkout" ) piholeCheckoutFunc "$@";;
"tricorder" ) tricorderFunc;;
* ) helpFunc;;
esac