mirror of
https://github.com/pi-hole/pi-hole.git
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127 lines
5.4 KiB
Bash
Executable file
127 lines
5.4 KiB
Bash
Executable file
#!/bin/bash
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# http://pi-hole.net
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# Compiles a list of ad-serving domains by downloading them from multiple sources
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# This script should only be run after you have a static IP address set on the Pi
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piholeIP=$(hostname -I)
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# Ad-list sources--one per line in single quotes
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sources=('https://adaway.org/hosts.txt'
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'http://adblock.gjtech.net/?format=unix-hosts'
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'http://adblock.mahakala.is/'
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'http://hosts-file.net/.%5Cad_servers.txt'
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'http://www.malwaredomainlist.com/hostslist/hosts.txt'
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'http://pgl.yoyo.org/adservers/serverlist.php?'
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'http://someonewhocares.org/hosts/hosts'
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'http://winhelp2002.mvps.org/hosts.txt')
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# Variables for various stages of downloading and formatting the list
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adList=/etc/hosts
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origin=/etc/pihole
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piholeDir=/etc/pihole
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if [[ -f $piholeDir/pihole.conf ]];then
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. $piholeDir/pihole.conf
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fi
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justDomainsExtension=domains
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matter=pihole.0.matter.txt
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andLight=pihole.1.andLight.txt
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supernova=pihole.2.supernova.txt
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eventHorizon=pihole.3.eventHorizon.txt
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accretionDisc=pihole.4.accretionDisc.txt
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eyeOfTheNeedle=pihole.5.wormhole.txt
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blacklist=$piholeDir/blacklist.txt
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latentBlacklist=$origin/latentBlacklist.txt
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whitelist=$piholeDir/whitelist.txt
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latentWhitelist=$origin/latentWhitelist.txt
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echo "** Neutrino emissions detected..."
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# Create the pihole resource directory if it doesn't exist. Future files will be stored here
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if [[ -d $piholeDir ]];then
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:
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else
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echo "** Creating pihole directory..."
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sudo mkdir $piholeDir
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fi
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# Loop through domain list. Download each one and remove commented lines (lines beginning with '# 'or '/') and blank lines
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for ((i = 0; i < "${#sources[@]}"; i++))
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do
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# Get just the domain from the URL
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domain=$(echo "${sources[$i]}" | cut -d'/' -f3)
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# Save the file as list.#.domain
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saveLocation=$origin/"list"."$i"."$domain"
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# Use a case statement to download lists that need special cURL commands to complete properly
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case "$domain" in
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"adblock.mahakala.is") data=$(curl -s -A 'Mozilla/5.0 (X11; Linux x86_64; rv:30.0) Gecko/20100101 Firefox/30.0' -e http://forum.xda-developers.com/ -z $saveLocation."$justDomainsExtension" "${sources[$i]}");;
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"pgl.yoyo.org") data=$(curl -s -d mimetype=plaintext -d hostformat=hosts -z $saveLocation."$justDomainsExtension" "${sources[$i]}");;
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*) data=$(curl -s -z $saveLocation."$justDomainsExtension" -A "Mozilla/10.0" "${sources[$i]}");;
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esac
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if [[ -n "$data" ]];then
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echo "Getting $domain list..."
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# Remove comments and print only the domain name
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# Most of the lists downloaded are already in hosts file format but the spacing/formating is not contigious
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# This helps with that and makes it easier to read
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# It also helps with debugging so each stage of the script can be researched more in depth
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echo "$data" | awk 'NF {if ($1 !~ "#") { if (NF>1) {print $2} else {print $1}}}' > $saveLocation."$justDomainsExtension"
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else
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echo "Skipping $domain list because it does not have any new entries..."
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fi
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done
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# Find all files with the .domains extension and compile them into one file and remove CRs
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echo "** Aggregating list of domains..."
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find $origin/ -type f -name "*.$justDomainsExtension" -exec cat {} \; | tr -d '\r' > $origin/$matter
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# Append blacklist entries if they exist
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if [[ -f $blacklist ]];then
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numberOf=$(cat $blacklist | sed '/^\s*$/d' | wc -l)
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echo "** Blacklisting $numberOf domain(s)..."
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cat $blacklist >> $origin/$matter
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else
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:
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fi
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function gravity_advanced()
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###########################
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{
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numberOf=$(cat $origin/$andLight | sed '/^\s*$/d' | wc -l)
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echo "** $numberOf domains being pulled in by gravity..."
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# Remove carriage returns and preceding whitespace
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cat $origin/$andLight | sed $'s/\r$//' | sed '/^\s*$/d' > $origin/$supernova
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# Sort and remove duplicates
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cat $origin/$supernova | sort | uniq > $origin/$eventHorizon
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numberOf=$(cat $origin/$eventHorizon | sed '/^\s*$/d' | wc -l)
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echo "** $numberOf unique domains trapped in the event horizon."
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# Format domain list as "192.168.x.x domain.com"
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echo "** Formatting domains into a HOSTS file..."
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cat $origin/$eventHorizon | awk '{sub(/\r$/,""); print "'"$piholeIP"'" $0}' > $origin/$accretionDisc
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# Put the default host entries at the top of the file
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echo "::1 localhost" | cat - $origin/$accretionDisc > $origin/latent.$accretionDisc && mv $origin/latent.$accretionDisc $origin/$accretionDisc
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echo "255.255.255.255 broadcasthost" | cat - $origin/$accretionDisc > $origin/latent.$accretionDisc && mv $origin/latent.$accretionDisc $origin/$accretionDisc
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echo "127.0.0.1 localhost" | cat - $origin/$accretionDisc > $origin/latent.$accretionDisc && mv $origin/latent.$accretionDisc $origin/$accretionDisc
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echo "127.0.0.1 $(hostname)" | cat - $origin/$accretionDisc > $origin/latent.$accretionDisc && mv $origin/latent.$accretionDisc $origin/$accretionDisc
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# Copy the file over as /etc/hosts so dnsmasq can use it
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sudo cp $origin/$accretionDisc $adList
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kill -HUP $(pidof dnsmasq)
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}
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# Whitelist (if applicable) then remove duplicates and format for dnsmasq
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if [[ -f $whitelist ]];then
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# Remove whitelist entries
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numberOf=$(cat $whitelist | sed '/^\s*$/d' | wc -l)
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echo "** Whitelisting $numberOf domain(s)..."
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# Append a "$" to the end of each line so it can be parsed out with grep -w
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echo -n "^$" > $latentWhitelist
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awk -F '[# \t]' 'NF>0&&$1!="" {print $1"$"}' $whitelist > $latentWhitelist
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cat $origin/$matter | grep -vwf $latentWhitelist > $origin/$andLight
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gravity_advanced
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else
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cat $origin/$matter > $origin/$andLight
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gravity_advanced
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fi
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