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143 lines
3 KiB
Bash
Executable file
143 lines
3 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Pi-hole: A black hole for Internet advertisements
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# (c) 2015, 2016 by Jacob Salmela
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# Network-wide ad blocking via your Raspberry Pi
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# http://pi-hole.net
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# Whitelists domains
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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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helpFunc() {
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cat << EOM
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::: Immediately whitelists one or more domains in the hosts file
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:::
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::: Usage: pihole -w domain1 [domain2 ...]
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:::
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::: Options:
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::: -d, --delmode Remove domains from the whitelist
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::: -nr, --noreload Update Whitelist without refreshing dnsmasq
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::: -q, --quiet output is less verbose
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::: -h, --help Show this help dialog
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::: -l, --list Display your whitelisted domains
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EOM
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exit 1
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}
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if [[ $# = 0 ]]; then
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helpFunc
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fi
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#globals
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basename=pihole
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piholeDir=/etc/${basename}
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adList=${piholeDir}/gravity.list
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whitelist=${piholeDir}/whitelist.txt
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reload=true
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addmode=true
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verbose=true
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domList=()
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domToRemoveList=()
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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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PopWhitelistFile() {
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#check whitelist file exists, and if not, create it
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if [[ ! -f ${whitelist} ]];then
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touch ${whitelist}
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fi
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for dom in "${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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AddDomain() {
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#| sed 's/\./\\./g'
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bool=false
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grep -Ex -q "$1" ${whitelist} || bool=true
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if ${bool}; then
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#domain not found in the whitelist file, add it!
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if ${verbose}; then
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echo -n "::: Adding $1 to $whitelist..."
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fi
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echo "$1" >> ${whitelist}
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if ${verbose}; then
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echo " done!"
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fi
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else
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if ${verbose}; then
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echo "::: $1 already exists in $whitelist, no need to add!"
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fi
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fi
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}
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RemoveDomain() {
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bool=false
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grep -Ex -q "$1" ${whitelist} || bool=true
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if ${bool}; then
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#Domain is not in the whitelist file, no need to Remove
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if ${verbose}; then
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echo "::: $1 is NOT whitelisted! No need to remove"
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fi
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else
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echo "$1" | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /'{}'(?!.)/;' ${whitelist}
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fi
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}
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Reload() {
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# Reload hosts file
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pihole -g -sd
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}
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DisplayWlist() {
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verbose=false
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echo -e " Displaying Gravity Resistant Domains \n"
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count=1
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while IFS= read -r RD
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do
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echo "${count}: $RD"
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count=$((count+1))
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done < "$whitelist"
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}
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###################################################
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for var in "$@"
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do
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case "$var" in
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"-nr"| "--noreload" ) reload=false;;
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"-d" | "--delmode" ) addmode=false;;
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"-q" | "--quiet" ) verbose=false;;
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"-h" | "--help" ) helpFunc;;
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"-l" | "--list" ) DisplayWlist;;
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* ) HandleOther "$var";;
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esac
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done
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PopWhitelistFile
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if ${reload}; then
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Reload
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fi
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