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Mentiodns ยป Check.DNS.Censorshit.sh

louis.leveque, 06/19/2018 11:07 PM

 
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#!/usr/bin/env bash
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#orange
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#sudo ip r a 80.10.246.0/24 via 192.168.1.1
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#sudo ip r a 81.253.149.0/24 via 192.168.1.1
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#numericable
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#sudo ip r a 89.2.0.0/24 via 192.168.0.1
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#sfr
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#sudo ip r a 109.0.66.0/24 via 192.168.0.1
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#free
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#sudo ip r a 212.27.40.0/24 via $(ip n s dev usb0 | head -1 | cut -d " " -f1)
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#bouygues
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#sudo ip r a 194.158.122..0/24 via 192.168.0.1
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details=false
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Orange=false
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OBS=false
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Bouygues=false
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SFR=false
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Numericable=false
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Free=false
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Google=false
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Local=false
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Trusted=false
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All=false
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Random=false
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site=""
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DNSREP=""
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DNS_Orange=(80.10.246.{1,2,3,5,7,129,130,132,134,136} 81.253.149.{1,2,6,9,10})
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DNS_OBS=(194.2.0.{20,50})
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DNS_Numericable=(89.2.0.{1,2})
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DNS_SFR=(109.0.66.{10,11,12,15,20,21,22,25})
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DNS_Free=(212.27.40.24{0,1,4,5})
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DNS_Google=(8.8.{4.4,8.8})
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DNS_Bouygues=(194.158.122.{10,15,53}) #untested
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#DNS_FFDN=($(dig +short -t A mondns.eu.org)) #;) <3
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DNS_FFDN=(80.67.169.{12,40} 80.67.188.188 89.234.141.66 89.234.186.18 185.233.100.100)
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usage() {
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	echo "Usage: $0 -u <address> -opbsnfgltar" 1>&2
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	echo "-d print details (otherwise hidden) non lying and/or NOERROR but empty A record" 1>&2
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	echo "   Operator DNS resolver" 1>&2
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	echo "-o Orange" 1>&2
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	echo "-p OBS (Orange Pro)" 1>&2
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	echo "-b Bouygues" 1>&2
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	echo "-s SFR" 1>&2
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	echo "-n Numericable" 1>&2
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	echo "-f Free" 1>&2
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	echo "-g Google" 1>&2
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	echo "-l Local" 1>&2
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	echo "-t Trusted FFDN <3" 1>&2
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	echo "-a All" 1>&2
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	echo "-r Randomly pick a dns server from operator's known ones" 1>&2
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	echo "MUST have a _specific_ /24 route to theses resolvers (except for p,g,t and l)." 1>&2
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	echo "" 1>&2
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	echo "Note : For Google, Local and Trusted resolvers, simply exit on NXDOMAIN answer." 1>&2
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	echo "Note : For suspicious answers with NOERROR status, also check parent." 1>&2
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	echo "" 1>&2
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	echo "Output form :" 1>&2
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	echo "Operator : answer_status;address;\"TTL A_record\";dns_addr;date;epoch;\"serial ttl (from SOA record)\";-(suspicious)/+ (otherwise);" 1>&2
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	exit 1
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}
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while getopts "U:u:OoPpBbSsNnFfGgLlTtAaHhDdRr" opt; do
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#echo $opt
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  case $opt in
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    D|d)  details=true ;;
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    U|u)  site=$OPTARG ;;
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    O|o)  Orange=true ;;
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    P|p)  OBS=true ;;
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    B|b)  Bouygues=true ;;
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    S|s)  SFR=true ;;
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    N|n)  Numericable=true ;;
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    F|f)  Free=true ;;
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    G|g)  Google=true ;;
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    L|l)  Local=true ;;
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    T|t)  Trusted=true ;;
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    A|a)  All=true;Orange=true;OBS=true;Bouygues=true;SFR=true;Numericable=true;Free=true;Google=true;Local=true;Trusted=true ;;
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    R|r)  Random=true ;;
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    H|h)  usage ;;
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    \?)   usage ;;
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     :)   echo missing argument ;;
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  esac
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done
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[ -z $1 ]&&usage
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[ -z $site ]&&usage
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#echo -e "Site:"$site "\nOrange:"$Orange "\nOBS:"$OBS "\nBouygues:"$Bouygues "\nSFR:"$SFR "\nNumericable:"$Numericable "\nFree:"$Free "\nGoogle:"$Google "\nLocal:"$Local "\nAll:"$All"\n"
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function Do_Resolv {
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	local site=$1;DNS=$2;
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	DNSREP=$(dig +time=1 -t A +short @$DNS $site 2>/dev/null | sort)
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	if [[ -z $DNSREP ]];then
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		DATE=$(date +%Y%m%d_%H%M%S\;%s)
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		REP=$(echo $Operator" : "$(dig -t A +time=2 $site @$DNS | awk -v date="${DATE}" -v dns=$DNS -v site=$site /status/'{print $6";"site";""\""}'/^$site/'{if ( $4=="A" ) print $2" "$5}'/SERVER/'{print "\""";"dns";"}'/WHEN/'{print date";\"\";-;"}') | sed "s/,//;s/;\ /;/;s/"\""\ /"\""/;s/\ "\""/"\""/")
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		STATUS=$(echo $REP | awk -F":|;" '{ print $2}')
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		if [ $STATUS != "NOERROR" ];then
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			echo $REP
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		elif $details ;then
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			echo $REP
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		fi
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#todo		Update_DB_With $REP
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	elif [[ $DNSREP =~ ^127\. ]]||[[ $DNSREP =~ ^90\.85\.16\.5. ]];then
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		DATE=$(date +%Y%m%d_%H%M%S\;%s)
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		SOASN=$(dig -t SOA $site @$DNS | grep -A1 -E "AUTHORITY SECTION|ANSWER SECTION" | tail -1 | awk '{ print $7" "$NF}')
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		REP=$(echo $Operator" : "$(dig -t A +time=2 $site @$DNS | awk -v date="${DATE}" -v soasn="${SOASN}" -v dns=$DNS -v site=$site /status/'{print $6";"site";""\""}'/^$site/'{if ( $4=="A" ) print $2" "$5}'/SERVER/'{print "\""";"dns";"}'/WHEN/'{print date";\""soasn"\";-;"}') | sed "s/,//;s/;\ /;/;s/"\""\ /"\""/;s/\ "\""/"\""/")
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		STATUS=$(echo $REP | awk -F":|;" '{ print $2}')
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		echo $REP
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		if [ $(echo $site| awk -F"." '{print NF}') -gt 2 ]; then
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			Do_Resolv $(echo $site|awk -F"." '{for(i=2; i<NF;i++){printf $i"."}printf $NF"\n"}') $DNS
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		fi
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#todo		Update_DB_With $REP
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	else
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		if $details ;then
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			DATE=$(date +%Y%m%d_%H%M%S\;%s)
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			SOASN=$(dig -t SOA $site @$DNS | grep -A1 -E "AUTHORITY SECTION|ANSWER SECTION" | tail -1 | awk '{ print $7" "$NF}')
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			echo $Operator" : NOERROR;"$site";\""$DNSREP"\";"${DNS}";"${DATE}";\""${SOASN}"\";+;"
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		fi
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		STATUS=NOERROR
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	fi
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}
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function OneOfOrange {
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local rand=$[ $RANDOM % ${#DNS_Orange[@]} ]
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echo ${DNS_Orange[$rand]}
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}
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function OneOfOBS {
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local rand=$[ $RANDOM % ${#DNS_OBS[@]} ]
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echo ${DNS_OBS[$rand]}
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}
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function OneOfNumericable {
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local rand=$[ $RANDOM % ${#DNS_Numericable[@]} ]
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echo ${DNS_Numericable[$rand]}
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}
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function OneOfSFR {
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local rand=$[ $RANDOM % ${#DNS_SFR[@]} ]
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echo ${DNS_SFR[$rand]}
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}
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function OneOfFree {
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local rand=$[ $RANDOM % ${#DNS_Free[@]} ]
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echo ${DNS_Free[$rand]}
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}
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function OneOfGoogle {
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local rand=$[ $RANDOM % ${#DNS_Google[@]} ]
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echo ${DNS_Google[$rand]}
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}
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function OneOfBouygues {
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local rand=$[ $RANDOM % ${#DNS_Bouygues[@]} ]
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echo ${DNS_Bouygues[$rand]}
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}
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function OneOfFFDN {
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local rand=$[ $RANDOM % ${#DNS_FFDN[@]} ]
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echo ${DNS_FFDN[$rand]}
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}
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if $Local; then
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	Operator=Local
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	DNS=127.0.0.1
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	Do_Resolv $site $DNS
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	if [ $STATUS == "NXDOMAIN" ];then echo "NXDOMAIN, not testing others resolvers (if asked)." ; exit ;fi
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fi
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if $Trusted; then
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        Operator=FFDN
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        if $Random ;then
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                DNS=$(OneOfFFDN)
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        else
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                DNS=80.67.169.40
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        fi
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        Do_Resolv $site $DNS
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        if [ $STATUS == "NXDOMAIN" ];then echo "NXDOMAIN, not testing others resolvers (if asked)." ; exit ;fi
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fi
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if $Google; then
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        Operator=Google
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        if $Random ;then
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                DNS=$(OneOfGoogle)
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        else
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                DNS=8.8.4.4
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        fi
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        Do_Resolv $site $DNS
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        if [ $STATUS == "NXDOMAIN" ];then echo "NXDOMAIN, not testing others resolvers (if asked)." ; exit ;fi
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fi
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if $Orange; then
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	Operator=Orange
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	if $Random ;then
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		DNS=$(OneOfOrange)
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	else
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		DNS=80.10.246.1
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	fi
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	if [[ $(ip r s 80.10.246.0/24 2>/dev/null|grep via) ]]&&[[ $(ip r s 81.253.149.0/24 2>/dev/null|grep via) ]] ;then
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		Do_Resolv $site $DNS
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#	else
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#		echo $Operator": No specific route to DNS."
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	fi
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fi
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if $OBS; then
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	Operator=OBS
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	if $Random ;then
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		DNS=$(OneOfOBS)
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	else
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		DNS=194.2.0.20
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	fi
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#	if [[ $(ip r s 194.2.0.0/24 2>/dev/null|grep via) ]] ;then
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	Do_Resolv $site $DNS
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#	else
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#		echo $Operator": No specific route to DNS."
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#	fi
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fi
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if $Bouygues; then
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	Operator=Bouygues
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	if $Random ;then
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		DNS=$(OneOfBouygues)
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	else
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		DNS=194.158.122.10
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	fi
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	if [[ $(ip r s 194.158.122.0/24 2>/dev/null|grep via) ]] ;then
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		Do_Resolv $site $DNS
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#	else
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#		echo $Operator": No specific route to DNS."
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	fi
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fi
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if $SFR; then
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	Operator=SFR
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	if $Random ;then
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		DNS=$(OneOfSFR)
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	else
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		DNS=109.0.66.10
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	fi
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	if [[ $(ip r s 109.0.66.0/24 2>/dev/null|grep via) ]] ;then
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		Do_Resolv $site $DNS
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#	else
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#		echo $Operator": No specific route to DNS."
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	fi
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fi
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if $Numericable; then
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	Operator=Numericable
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	if $Random ;then
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		DNS=$(OneOfNumericable)
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	else
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		DNS=89.2.0.2
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	fi
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	if [[ $(ip r s 89.2.0.0/24 2>/dev/null|grep via) ]] ;then
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		Do_Resolv $site $DNS
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#	else
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#		echo $Operator": No specific route to DNS."
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	fi
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fi
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if $Free; then
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	Operator=Free
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	if $Random ;then
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		DNS=$(OneOfFree)
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	else
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		DNS=212.27.40.240
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	fi
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	if [[ $(ip r s 212.27.40.0/24 2>/dev/null|grep via) ]] ;then
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		Do_Resolv $site $DNS
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#	else
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#		echo $Operator": No specific route to DNS."
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	fi
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fi
    (1-1/1)