mirror of https://github.com/pi-hole/pi-hole
Adam Warner
9 years ago
commit
092c951078
@ -1,182 +1,182 @@
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#!/usr/bin/env bash
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# (c) 2015 by Jacob Salmela
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# This file is part of 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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if [[ $# = 0 ]]; then
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echo "Immediately blacklists one or more domains in the hosts file"
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echo " "
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echo "Usage: blacklist.sh domain1 [domain2 ...]"
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echo " "
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echo "Options:"
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echo " -d, --delmode Remove domains from the blacklist"
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echo " -nr, --noreload Update blacklist without refreshing dnsmasq"
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echo " -f, --force Force updating of the hosts files, even if there are no changes"
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echo " -q, --quiet output is less verbose"
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exit 1
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fi
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#globals
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blacklist=/etc/pihole/blacklist.txt
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adList=/etc/pihole/gravity.list
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reload=true
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addmode=true
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force=false
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versbose=true
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domList=()
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domToRemoveList=()
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piholeIPfile=/tmp/piholeIP
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piholeIPv6file=/etc/pihole/.useIPv6
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# Otherwise, the IP address can be taken directly from the machine, which will happen when the script is run by the user and not the installation script
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IPv4dev=$(ip route get 8.8.8.8 | awk '{for(i=1;i<=NF;i++)if($i~/dev/)print $(i+1)}')
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piholeIPCIDR=$(ip -o -f inet addr show dev $IPv4dev | awk '{print $4}' | awk 'END {print}')
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piholeIP=${piholeIPCIDR%/*}
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modifyHost=false
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if [[ -f $piholeIPv6file ]];then
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# If the file exists, then the user previously chose to use IPv6 in the automated installer
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piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
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fi
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function HandleOther(){
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#check validity of domain
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validDomain=$(echo $1 | perl -ne'print if /\b((?=[a-z0-9-]{1,63}\.)(xn--)?[a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,63}\b/')
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if [ -z "$validDomain" ]; then
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echo $1 is not a valid argument or domain name
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else
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domList=("${domList[@]}" $validDomain)
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fi
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}
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function PopBlacklistFile(){
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#check blacklist file exists, and if not, create it
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if [[ ! -f $blacklist ]];then
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touch $blacklist
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fi
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for dom in "${domList[@]}"
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do
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if $addmode; then
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AddDomain $dom
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else
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RemoveDomain $dom
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fi
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done
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}
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function AddDomain(){
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#| sed 's/\./\\./g'
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bool=false
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grep -Ex -q "$1" $blacklist || bool=true
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if $bool; then
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#domain not found in the blacklist file, add it!
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if $versbose; then
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echo "** Adding $1 to blacklist file"
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fi
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echo $1 >> $blacklist
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modifyHost=true
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else
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if $versbose; then
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echo "** $1 already blacklisted! No need to add"
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fi
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fi
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}
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function RemoveDomain(){
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bool=false
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grep -Ex -q "$1" $blacklist || bool=true
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if $bool; then
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#Domain is not in the blacklist file, no need to Remove
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if $versbose; then
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echo "** $1 is NOT blacklisted! No need to remove"
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fi
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else
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#Domain is in the blacklist file, add to a temporary array
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if $versbose; then
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echo "** Un-blacklisting $dom..."
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fi
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domToRemoveList=("${domToRemoveList[@]}" $1)
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modifyHost=true
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fi
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}
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function ModifyHostFile(){
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if $addmode; then
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#add domains to the hosts file
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if [[ -r $blacklist ]];then
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numberOf=$(cat $blacklist | sed '/^\s*$/d' | wc -l)
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plural=; [[ "$numberOf" != "1" ]] && plural=s
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echo "** blacklisting a total of $numberOf domain${plural}..."
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if [[ -n $piholeIPv6 ]];then
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cat $blacklist | awk -v ipv4addr="$piholeIP" -v ipv6addr="$piholeIPv6" '{sub(/\r$/,""); print ipv4addr" "$0"\n"ipv6addr" "$0}' >> $adList
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else
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cat $blacklist | awk -v ipv4addr="$piholeIP" '{sub(/\r$/,""); print ipv4addr" "$0}' >>$adList
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fi
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fi
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else
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for dom in "${domToRemoveList[@]}"
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do
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#we need to remove the domains from the blacklist file and the host file
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echo $dom | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /[^.]'{}'(?!.)/;' $adList
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echo $dom | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /'{}'(?!.)/;' $blacklist
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done
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fi
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}
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function Reload() {
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# Reload hosts file
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echo "** Refresh lists in dnsmasq..."
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dnsmasqPid=$(pidof dnsmasq)
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if [[ $dnsmasqPid ]]; then
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# service already running - reload config
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sudo kill -HUP $dnsmasqPid
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else
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# service not running, start it up
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sudo service dnsmasq start
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fi
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}
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###################################################
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for var in "$@"
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do
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case "$var" in
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"-nr"| "--noreload" ) reload=false;;
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"-d" | "--delmode" ) addmode=false;;
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"-f" | "--force" ) force=true;;
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"-q" | "--quiet" ) versbose=false;;
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* ) HandleOther $var;;
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esac
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done
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PopBlacklistFile
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if $modifyHost || $force; then
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echo "** Modifying Hosts File"
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ModifyHostFile
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else
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if $versbose; then
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echo "** No changes need to be made"
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fi
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exit 1
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fi
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if $reload; then
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Reload
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fi
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#!/usr/bin/env bash
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# (c) 2015 by Jacob Salmela
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# This file is part of 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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||||
|
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if [[ $# = 0 ]]; then
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echo "Immediately blacklists one or more domains in the hosts file"
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echo " "
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echo "Usage: blacklist.sh domain1 [domain2 ...]"
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echo " "
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echo "Options:"
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echo " -d, --delmode Remove domains from the blacklist"
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echo " -nr, --noreload Update blacklist without refreshing dnsmasq"
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echo " -f, --force Force updating of the hosts files, even if there are no changes"
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echo " -q, --quiet output is less verbose"
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exit 1
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fi
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#globals
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blacklist=/etc/pihole/blacklist.txt
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adList=/etc/pihole/gravity.list
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reload=true
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addmode=true
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force=false
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versbose=true
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domList=()
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domToRemoveList=()
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piholeIPfile=/tmp/piholeIP
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piholeIPv6file=/etc/pihole/.useIPv6
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# Otherwise, the IP address can be taken directly from the machine, which will happen when the script is run by the user and not the installation script
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IPv4dev=$(ip route get 8.8.8.8 | awk '{for(i=1;i<=NF;i++)if($i~/dev/)print $(i+1)}')
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piholeIPCIDR=$(ip -o -f inet addr show dev $IPv4dev | awk '{print $4}' | awk 'END {print}')
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piholeIP=${piholeIPCIDR%/*}
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modifyHost=false
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if [[ -f $piholeIPv6file ]];then
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# If the file exists, then the user previously chose to use IPv6 in the automated installer
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piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
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fi
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function HandleOther(){
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#check validity of domain
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validDomain=$(echo $1 | perl -ne'print if /\b((?=[a-z0-9-]{1,63}\.)(xn--)?[a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,63}\b/')
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if [ -z "$validDomain" ]; then
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echo $1 is not a valid argument or domain name
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else
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domList=("${domList[@]}" $validDomain)
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fi
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}
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function PopBlacklistFile(){
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#check blacklist file exists, and if not, create it
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if [[ ! -f $blacklist ]];then
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touch $blacklist
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fi
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for dom in "${domList[@]}"
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do
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if $addmode; then
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AddDomain $dom
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else
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RemoveDomain $dom
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fi
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done
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}
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function AddDomain(){
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#| sed 's/\./\\./g'
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bool=false
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grep -Ex -q "$1" $blacklist || bool=true
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if $bool; then
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#domain not found in the blacklist file, add it!
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if $versbose; then
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echo "** Adding $1 to blacklist file"
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fi
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echo $1 >> $blacklist
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modifyHost=true
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else
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if $versbose; then
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echo "** $1 already blacklisted! No need to add"
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fi
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fi
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}
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function RemoveDomain(){
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bool=false
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grep -Ex -q "$1" $blacklist || bool=true
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if $bool; then
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#Domain is not in the blacklist file, no need to Remove
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if $versbose; then
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echo "** $1 is NOT blacklisted! No need to remove"
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fi
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else
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#Domain is in the blacklist file, add to a temporary array
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if $versbose; then
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echo "** Un-blacklisting $dom..."
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fi
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domToRemoveList=("${domToRemoveList[@]}" $1)
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modifyHost=true
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fi
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}
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function ModifyHostFile(){
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if $addmode; then
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#add domains to the hosts file
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if [[ -r $blacklist ]];then
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numberOf=$(cat $blacklist | sed '/^\s*$/d' | wc -l)
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plural=; [[ "$numberOf" != "1" ]] && plural=s
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echo "** blacklisting a total of $numberOf domain${plural}..."
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if [[ -n $piholeIPv6 ]];then
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cat $blacklist | awk -v ipv4addr="$piholeIP" -v ipv6addr="$piholeIPv6" '{sub(/\r$/,""); print ipv4addr" "$0"\n"ipv6addr" "$0}' >> $adList
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else
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cat $blacklist | awk -v ipv4addr="$piholeIP" '{sub(/\r$/,""); print ipv4addr" "$0}' >>$adList
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fi
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fi
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else
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for dom in "${domToRemoveList[@]}"
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do
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#we need to remove the domains from the blacklist file and the host file
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echo $dom | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /[^.]'{}'(?!.)/;' $adList
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echo $dom | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /'{}'(?!.)/;' $blacklist
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done
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fi
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}
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function Reload() {
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# Reload hosts file
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echo "** Refresh lists in dnsmasq..."
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dnsmasqPid=$(pidof dnsmasq)
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if [[ $dnsmasqPid ]]; then
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# service already running - reload config
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sudo kill -HUP $dnsmasqPid
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else
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# service not running, start it up
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sudo service dnsmasq start
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fi
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}
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###################################################
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for var in "$@"
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do
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case "$var" in
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"-nr"| "--noreload" ) reload=false;;
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"-d" | "--delmode" ) addmode=false;;
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"-f" | "--force" ) force=true;;
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"-q" | "--quiet" ) versbose=false;;
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* ) HandleOther $var;;
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esac
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done
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PopBlacklistFile
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if $modifyHost || $force; then
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echo "** Modifying Hosts File"
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ModifyHostFile
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else
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if $versbose; then
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echo "** No changes need to be made"
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fi
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exit 1
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fi
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if $reload; then
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Reload
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fi
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