Mentiodns » Historique » Version 29
sacha, 26/06/2018 15:43
| 1 | 1 | sacha | h1. Mentiodns |
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| 2 | |||
| 3 | Validation des DNS à partir d'une liste sur un unbound et un DNS grand FAI et comparaison des résultats ;) |
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| 4 | |||
| 5 | 4 | sacha | h2. Noeud actifs |
| 6 | |||
| 7 | |_. Nom |_. Bloc | |
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| 8 | 23 | sacha | | dam | domain_names.com_sortedaf| |
| 9 | | dam | domain_names.com_sortedag| |
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| 10 | | dam | domain_names.com_sortedah| |
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| 11 | | dam | domain_names.com_sortedai| |
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| 12 | 24 | sacha | | mezzanine | domain_names.com_sortedad | |
| 13 | | mezzanine | domain_names.com_sortedao | |
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| 14 | | mezzanine | domain_names.com_sortedap | |
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| 15 | | mezzanine | domain_names.com_sortedaq | |
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| 16 | | 1000i100 | domain_names.com_sortedab | |
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| 17 | | 1000i100 | domain_names.com_sortedaj | |
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| 18 | | 1000i100 | domain_names.com_sortedak | |
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| 19 | | 1000i100 | domain_names.com_sortedal | |
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| 20 | 26 | sacha | | sacha | domain_names.org_sortedaa | |
| 21 | | sacha | domain_names.org_sortedab | |
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| 22 | | sacha | domain_names.org_sortedac | |
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| 23 | | sacha | domain_names.org_sortedad | |
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| 24 | 24 | sacha | | tazi | domain_names.com_sortedac | |
| 25 | | tazi | domain_names.com_sortedae | |
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| 26 | | tazi | domain_names.com_sortedam | |
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| 27 | | tazi | domain_names.com_sortedan | |
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| 28 | 18 | sacha | |
| 29 | 4 | sacha | h2. Mentio |
| 30 | |||
| 31 | 27 | sacha | h3. mentio-check6 |
| 32 | |||
| 33 | 19 | sacha | Packages: curl dig python socat tmux unbound whois |
| 34 | |||
| 35 | 4 | sacha | <pre> |
| 36 | #-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+--+-# |
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| 37 | # MENTIODNS : Check for lying DNS (France) # |
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| 38 | #--------------------------------------------# |
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| 39 | 28 | sacha | # Version 1.6.1 date bug |
| 40 | 16 | sacha | # Version 1.6 - conf file # |
| 41 | 13 | sacha | # Version 1.5 - test Dig resolving # |
| 42 | # Version 1.4 - Socat SSL sending results # |
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| 43 | # Version 1.3 - tld optioN # |
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| 44 | 1 | sacha | # Version 1.2 - Round robin on DNS_ISP_LIST # |
| 45 | 28 | sacha | # For each request # |
| 46 | 4 | sacha | # Version 1.1 - Allow resume on basename # |
| 47 | # Version 1.0 - Parallel process with DIG # |
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| 48 | #--------------------------------------------# |
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| 49 | 1 | sacha | # (c) Sacha at Aquilenet.fr part of FFDN.org # |
| 50 | #--------------------------------------------# |
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| 51 | |||
| 52 | # This shity script intend to bruteforce the ISP lying DNS Servers to identify which one |
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| 53 | # is going on Ministry of Interior Blocking page and compare the IP result from your favorite DNS server |
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| 54 | 16 | sacha | # Use this script with the following parameters |
| 55 | # $1 MODE: client server local |
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| 56 | # $2 File source: list of domain names whithout tld |
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| 57 | # $3 tld: com, org, ... |
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| 58 | # $4 count number (if none from zero or from count file based on file name) |
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| 59 | |||
| 60 | |||
| 61 | 1 | sacha | # If you relanch the script it will check if it has a counter for the given file to resume |
| 62 | # Blacklisted sites in $BLACKLIST_LOG file |
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| 63 | 13 | sacha | # Diff ip from a domain name are in $DIFF_LOG |
| 64 | 1 | sacha | |
| 65 | 13 | sacha | # 1st launch creating config file |
| 66 | 1 | sacha | |
| 67 | 14 | sacha | # Copy generated certificates: |
| 68 | # FILENAME=mentio_ssl-server |
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| 69 | 1 | sacha | # openssl genrsa -out $FILENAME.key 1024 |
| 70 | 13 | sacha | # openssl req -new -key $FILENAME.key -x509 -days 3653 -out $FILENAME.crt |
| 71 | 1 | sacha | # cat $FILENAME.key $FILENAME.crt >$FILENAME.pem |
| 72 | 13 | sacha | # FILENAME=mentio_ssl-client |
| 73 | # ... |
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| 74 | |||
| 75 | 16 | sacha | ########################################################## |
| 76 | 1 | sacha | HOMEDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd ) |
| 77 | 13 | sacha | MENTIOCONF="$HOMEDIR/mentio.conf" |
| 78 | 17 | sacha | # Number of parallel requests thruw dig |
| 79 | parallel=10 |
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| 80 | 16 | sacha | ########################################################## |
| 81 | 1 | sacha | |
| 82 | 16 | sacha | |
| 83 | ########################################################## |
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| 84 | 13 | sacha | ### CHECK CONFIG |
| 85 | if [ ! -f $MENTIOCONF ]; then |
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| 86 | echo "==================================================================" |
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| 87 | echo "MENTIODNS" |
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| 88 | echo "------------------------------------------------------------------" |
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| 89 | echo "1st time configuring" |
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| 90 | echo -n "IP UNBOUND ? " |
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| 91 | read DNS_MY |
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| 92 | 1 | sacha | |
| 93 | 13 | sacha | echo 'HOMEDIR="'$HOMEDIR'"' > $MENTIOCONF |
| 94 | echo 'DNS_MY="'$DNS_MY'"' >> $MENTIOCONF |
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| 95 | 1 | sacha | IP_PUB=`curl ifconfig.io` |
| 96 | 13 | sacha | ASN=`whois -h whois.cymru.com $IP_PUB |cut -d' ' -f1|sed -n "2p"` |
| 97 | 1 | sacha | DNS_LIST="$HOMEDIR/mentio-DNS_ISP_LIST" |
| 98 | DNS_ISP_LIST=`grep $ASN $DNS_LIST|cut -d' ' -f3-` |
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| 99 | echo 'DNS_ISP_LIST="'$DNS_ISP_LIST'"' >> $MENTIOCONF |
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| 100 | echo "------------------------------------------------------------------" |
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| 101 | echo " CONFIGURATION FILE:" |
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| 102 | echo " please check and relaunch" |
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| 103 | echo "------------------------------------------------------------------" |
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| 104 | cat $MENTIOCONF |
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| 105 | echo "------------------------------------------------------------------" |
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| 106 | exit 1 |
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| 107 | fi |
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| 108 | 16 | sacha | ########################################################## |
| 109 | 1 | sacha | |
| 110 | 16 | sacha | |
| 111 | ########################################################## |
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| 112 | ### PARAMETERS to execute the script |
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| 113 | # Mode Log export with socat "client" "server" "local" |
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| 114 | |||
| 115 | MODE=$1 |
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| 116 | |||
| 117 | if [ $MODE == "server" ]; then |
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| 118 | socat -v -u openssl-listen:65522,fork,reuseaddr,cert=mentio_ssl-server.pem,cafile=mentio_ssl-client.crt OPEN:$HOMEDIR/MENTIO-DNS_DIFF,creat,append |
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| 119 | exit 1 |
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| 120 | fi |
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| 121 | ########################################################## |
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| 122 | |||
| 123 | |||
| 124 | ########################################################## |
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| 125 | ### Check if commandline parameters are less than 3 |
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| 126 | |||
| 127 | 1 | sacha | if [ $# -lt 3 ]; then |
| 128 | echo "==================================================================" |
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| 129 | echo "MENTIODNS" |
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| 130 | echo "------------------------------------------------------------------" |
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| 131 | 14 | sacha | echo "Missing Parameter, please enter:" |
| 132 | 13 | sacha | echo |
| 133 | 1 | sacha | echo "mentio-check client|server|local filename tld (count number)" |
| 134 | 13 | sacha | echo |
| 135 | exit 1 |
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| 136 | fi |
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| 137 | 16 | sacha | ########################################################## |
| 138 | 13 | sacha | |
| 139 | 16 | sacha | |
| 140 | ########################################################## |
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| 141 | ### Get parameters |
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| 142 | |||
| 143 | # From config file |
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| 144 | 1 | sacha | source $MENTIOCONF |
| 145 | 13 | sacha | |
| 146 | 16 | sacha | # From command line |
| 147 | 1 | sacha | # $2 DNS source file name |
| 148 | 13 | sacha | DNS_SOURCE=$2 |
| 149 | 1 | sacha | # $3 TLD name (com, org...) |
| 150 | 13 | sacha | tld=$3 |
| 151 | 1 | sacha | # line counter from the dns source file, nothing for auto-resuming |
| 152 | COUNT=$4 |
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| 153 | |||
| 154 | 16 | sacha | ########################################################## |
| 155 | 13 | sacha | ### SOCAT |
| 156 | 29 | sacha | SERVER="SOMEIP:65522" |
| 157 | 13 | sacha | SENDSOCAT="socat stdio openssl-connect:$SERVER,verify=0,cert=$HOMEDIR/mentio_ssl-client.pem,cafile=$HOMEDIR/mentio_ssl-server.crt" |
| 158 | 16 | sacha | ########################################################## |
| 159 | 13 | sacha | ### COLORS |
| 160 | RED='\e[31m' |
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| 161 | GREEN='\e[32m' |
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| 162 | YELLOW='\e[33m' |
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| 163 | 1 | sacha | GRAY='\e[90m' |
| 164 | NC='\033[0m' # No Color |
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| 165 | 16 | sacha | ########################################################## |
| 166 | ### Various variables |
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| 167 | 13 | sacha | DNS_SOURCE_BASENAME=`basename $DNS_SOURCE` |
| 168 | 1 | sacha | DIFF_LOG="$HOMEDIR/DNS_DIFF" |
| 169 | BLACKLIST_LOG="$HOMEDIR/DNS_BLACKLISTED" |
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| 170 | 13 | sacha | lines=`wc -l $DNS_SOURCE|awk -F " " '{print $1}'` |
| 171 | 4 | sacha | countfile="$HOMEDIR/DNS_Count-$DNS_SOURCE_BASENAME" |
| 172 | 16 | sacha | ########################################################## |
| 173 | ### Dig parameters |
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| 174 | 1 | sacha | DIG_FAST="+nodnssec +short +timeout=1 +tries=2" |
| 175 | DIG_SLOW="+nodnssec +short +timeout=5 +tries=3 " |
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| 176 | 16 | sacha | ########################################################## |
| 177 | 13 | sacha | |
| 178 | 16 | sacha | |
| 179 | ########################################################## |
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| 180 | ### Generate list for dig: round robin from dns list |
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| 181 | ### Like (@DNS-server domain) x parallel |
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| 182 | 1 | sacha | _check(){ |
| 183 | i=0 |
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| 184 | 13 | sacha | url="" |
| 185 | while [ $i -lt $parallel ] |
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| 186 | 1 | sacha | do |
| 187 | n=`expr $count + $i` |
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| 188 | ISP_DNS=`echo $DNS_ISP_LIST | xargs -n 1| sort -R | head -n 1` |
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| 189 | url="$url @$ISP_DNS `awk -v n="${n}" 'NR==n {print;exit}' $DNS_SOURCE`.$tld" |
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| 190 | i=`expr $i + 1` |
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| 191 | done |
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| 192 | } |
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| 193 | 16 | sacha | ########################################################## |
| 194 | 1 | sacha | |
| 195 | |||
| 196 | 16 | sacha | ########################################################## |
| 197 | ### Counter: create one if not existing, use existing instead |
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| 198 | 1 | sacha | if [ -z $COUNT ]; then |
| 199 | 28 | sacha | if [ -f $countfile ]; then |
| 200 | count=`cat $countfile` |
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| 201 | else |
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| 202 | count=0 |
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| 203 | echo $count > $countfile |
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| 204 | fi |
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| 205 | 13 | sacha | else count=$COUNT |
| 206 | echo $count > $countfile |
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| 207 | 1 | sacha | fi |
| 208 | 4 | sacha | ########################################################## |
| 209 | 16 | sacha | |
| 210 | 4 | sacha | |
| 211 | 16 | sacha | ########################################################## |
| 212 | ### MAIN LOOP |
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| 213 | |||
| 214 | while [ "$count" != "$lines" ]; do |
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| 215 | 4 | sacha | echo $count > $countfile |
| 216 | _check |
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| 217 | 28 | sacha | dateus=`date +%Y%m%d-%H%M%S` |
| 218 | 13 | sacha | site="$url" |
| 219 | echo "-------------------------------------------------------------------------------" |
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| 220 | echo "#$count $dateus SITE:$site" |
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| 221 | if nomentio=`dig @$DNS_MY $DIG_SLOW $site|sort -n -t . -k 1,1 -k 2,2 -k 3,3 -k 4,4| tr '\r\n' ' '` && [ -z "$nomentio" ]; then |
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| 222 | 28 | sacha | echo -e "$GRAY Unknown zone $site $NC" |
| 223 | 13 | sacha | fi |
| 224 | if mentio=`dig $DIG_SLOW $site|sort -n -t . -k 1,1 -k 2,2 -k 3,3 -k 4,4| tr '\r\n' ' '` && [ -z "$mentio" ]; then |
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| 225 | 28 | sacha | echo -e "$GRAY Unknown zone $site $NC" |
| 226 | 4 | sacha | fi |
| 227 | 1 | sacha | |
| 228 | 4 | sacha | if [ -n "$nomentio" ] && [ -n "$mentio" ]; then |
| 229 | 13 | sacha | if [ "$nomentio" != "$mentio" ]; then |
| 230 | 28 | sacha | for i in $site; do |
| 231 | if nomentio1=`dig $DIG_FAST @$DNS_MY $i|sort -n -t . -k 1,1 -k 2,2 -k 3,3 -k 4,4| tr '\r\n' ' '` && [ -z "$nomentio1" ]; then |
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| 232 | echo -e "$GRAY Unknown zone $i $NC" |
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| 233 | fi |
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| 234 | ISP_DNS=`echo $DNS_ISP_LIST | xargs -n 1| sort -R | head -n 1` |
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| 235 | if mentio1=`dig $DIG_FAST @$ISP_DNS $i|sort -n -t . -k 1,1 -k 2,2 -k 3,3 -k 4,4| tr '\r\n' ' '` && [ -z "$mentio1" ]; then |
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| 236 | echo -e "$GRAY Unknown zone $i $NC" |
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| 237 | fi |
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| 238 | if [ "$nomentio1" != "$mentio1" ]; then |
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| 239 | if [[ $mentio1 == 90.85.* ]]; then |
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| 240 | if [ $MODE == "client" ]; then |
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| 241 | echo "!!! $dateus `hostname` SITE:$i ISPDNS:$ISP_DNS REAL:$nomentio1 MENTIO:$mentio1 $NC" | $SENDSOCAT |
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| 242 | fi |
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| 243 | echo -e "$RED !!! $dateus SITE:$i ISPDNS:$ISP_DNS REAL:$nomentio1 MENTIO:$mentio1 $NC" |
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| 244 | echo "!!! $dateus SITE:$i ISPDNS:$ISP_DNS REAL:$nomentio1 MENTIO:$mentio1" >> $BLACKLIST_LOG |
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| 245 | else |
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| 246 | if [ $MODE == "client" ]; then |
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| 247 | echo ">>> $dateus `hostname` SITE:$i ISPDNS:$ISP_DNS REAL:$nomentio1 MENTIO:$mentio1" | $SENDSOCAT |
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| 248 | fi |
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| 249 | echo -e "$YELLOW >>> SITE:$i ISPDNS:$ISP_DNS REAL:$nomentio1 MENTIO:$mentio1 $NC" |
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| 250 | echo ">>> $dateus SITE:$i ISPDNS:$ISP_DNS REAL:$nomentio1 MENTIO:$mentio1" >> $DIFF_LOG |
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| 251 | fi |
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| 252 | fi |
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| 253 | done |
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| 254 | 1 | sacha | else |
| 255 | 13 | sacha | echo -e "$GREEN#$count SITE:$site $NC" |
| 256 | 3 | sacha | fi |
| 257 | 1 | sacha | fi |
| 258 | |||
| 259 | count=`expr $count + $parallel` |
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| 260 | |||
| 261 | done |
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| 262 | 14 | sacha | ########################################################## |
| 263 | 28 | sacha | |
| 264 | 17 | sacha | |
| 265 | 14 | sacha | |
| 266 | 7 | sacha | |
| 267 | 2 | sacha | </pre> |
| 268 | 1 | sacha | |
| 269 | 27 | sacha | h3. mentio-DNS_ISP_LIST |
| 270 | 1 | sacha | |
| 271 | 27 | sacha | <pre> |
| 272 | Bouygues 5410 194.158.122.10 194.158.122.15 |
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| 273 | Free 12322 212.27.40.240 212.27.40.241 212.27.40.244 212.27.40.245 |
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| 274 | Orange 3215 80.10.246.1 80.10.246.2 80.10.246.3 80.10.246.5 80.10.246.7 80.10.246.129 80.10.246.130 80.10.246.132 80.10.246.134 80.10.246.136 81.253.149.1 81.253.149.2 81.253.149.6 81.253.149.9 81.253.149.10 |
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| 275 | SFR 15557 109.0.66.10 109.0.66.20 |
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| 276 | </pre> |
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| 277 | 1 | sacha | |
| 278 | 27 | sacha | h3. mentio-monitor |
| 279 | 1 | sacha | |
| 280 | 27 | sacha | <pre> |
| 281 | hosts="mentio-HOSTS" |
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| 282 | hosts_tmp="/tmp/mentio-HOSTS.tmp" |
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| 283 | rm -rf $hosts |
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| 284 | 1 | sacha | |
| 285 | |||
| 286 | 27 | sacha | GREEN='\e[32m' |
| 287 | RED='\e[31m' |
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| 288 | NC='\033[0m' # No Color |
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| 289 | 1 | sacha | |
| 290 | 27 | sacha | while true; do |
| 291 | timeout 300 tail -n 0 -f MENTIO-DNS_DIFF | cut -d ' ' -f3|sort|uniq> $hosts_tmp |
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| 292 | mentiohosts=`cat $hosts_tmp` |
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| 293 | updates=`echo $mentiohosts|xargs -n 1` |
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| 294 | for i in $updates; do |
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| 295 | exists=`grep "$i" $hosts` |
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| 296 | if [ -z "$exists" ]; then |
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| 297 | echo "ADD $i" |
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| 298 | echo "$i" >> $hosts |
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| 299 | sort -o $hosts $hosts |
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| 300 | name=`echo $i|cut -d "." -f1` |
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| 301 | fi |
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| 302 | done |
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| 303 | 8 | sacha | |
| 304 | 27 | sacha | dateus=`date +%Y%m%d-%H%M%S` |
| 305 | diffs=`diff --side-by-side --suppress-common-lines $hosts $hosts_tmp` |
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| 306 | echo "======================================================================" |
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| 307 | if [ -z "$diffs" ]; then |
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| 308 | echo -e "$GREEN $dateus - ALL HOSTS UP: $NC" |
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| 309 | echo -e "$GREEN `cat $hosts |xargs |sort` $NC" |
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| 310 | else |
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| 311 | echo -e "$RED $dateus - MISSING HOST: $NC" |
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| 312 | echo -e "$RED $diffs $NC" |
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| 313 | fi |
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| 314 | done |
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| 315 | </pre> |
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| 316 | 1 | sacha | |
| 317 | 27 | sacha | h2. Test (valide au 14/06/18) |
| 318 | 1 | sacha | |
| 319 | 27 | sacha | dig +short shahamat1.com |
| 320 | 90.85.16.52 |
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| 321 | 1 | sacha | |
| 322 | h2. Vigies de la neutralité |
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| 323 | |||
| 324 | 18 | sacha | https://ooni.torproject.org |
| 325 | https://respectmynet.eu |
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| 326 | |||
| 327 | h2. Cadre légal |
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| 328 | |||
| 329 | https://www.legifrance.gouv.fr/affichTexte.do?cidTexte=JORFTEXT000000801164&fastPos;=2&fastReqId;=606073666&categorieLien;=cid&oldAction;=rechTexte#LEGIARTI000029756525 |
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| 330 | le décret https://www.legifrance.gouv.fr/affichTexte.do;jsessionid=FE6BFDED672BF1E2EFC5CA70705CF26E.tplgfr21s_3?cidTexte=LEGITEXT000030315036&dateTexte;=20150305&categorieLien;=cid#LEGITEXT000030315036 |
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| 331 | https://www.legifrance.gouv.fr/affichTexte.do;jsessionid=FE6BFDED672BF1E2EFC5CA70705CF26E.tplgfr21s_3?cidTexte=JORFTEXT000030195477&dateTexte;=20180619 |
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| 332 | |||
| 333 | h2. Unbound |
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| 334 | |||
| 335 | <pre> |
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| 336 | server: |
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| 337 | verbosity: 1 |
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| 338 | interface: 127.0.0.1 |
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| 339 | do-ip4: yes |
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| 340 | do-ip6: no |
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| 341 | do-udp: yes |
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| 342 | do-tcp: no |
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| 343 | access-control: 127.0.0.0/8 allow |
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| 344 | access-control: 0.0.0.0/0 refuse |
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| 345 | 15 | sacha | logfile: /var/log/unbound |
| 346 | hide-identity: yes |
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| 347 | hide-version: yes |
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| 348 | harden-glue: yes |
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| 349 | use-caps-for-id: yes |
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| 350 | do-not-query-localhost: yes |
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| 351 | </pre> |
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| 352 | |||
| 353 | |||
| 354 | h2. Ansible divers |
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| 355 | |||
| 356 | Copy file: |
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| 357 | |||
| 358 | ansible mentio -m copy -a "src=mentio-check6 dest=~/MENTIODNS/" |
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| 359 | |||
| 360 | |||
| 361 | Copy file single host: |
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| 362 | |||
| 363 | ansible mentio --limit dam -m copy -a "src=mentio-check6 dest=~/MENTIODNS/" |
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| 364 | |||
| 365 | ansible-playbook /etc/ansible/playbooks/mentio.yml |
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| 366 | |||
| 367 | |||
| 368 | <pre> |
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| 369 | --- |
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| 370 | |||
| 371 | - hosts: mentio |
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| 372 | sudo: no |
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| 373 | tasks: |
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| 374 | - name: copyfiles |
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| 375 | copy: |
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| 376 | src: "{{ item.src }}" |
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| 377 | dest: "{{ item.dest }}" |
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| 378 | with_items: |
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| 379 | 1 | sacha | - { src: '/home/sacha/0nmyway/00_Aquilenet/FFDN/mentiodns.fr/mentio-check6',dest: '~/MENTIODNS/' } |
| 380 | - { src: '/home/sacha/0nmyway/00_Aquilenet/FFDN/mentiodns.fr/mentio-DNS_ISP_LIST',dest: '~/MENTIODNS/' } |
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| 381 | - { src: '/home/sacha/0nmyway/00_Aquilenet/FFDN/mentiodns.fr/mentio_ssl-client.crt',dest: '~/MENTIODNS/' } |
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| 382 | - { src: '/home/sacha/0nmyway/00_Aquilenet/FFDN/mentiodns.fr/mentio_ssl-client.key',dest: '~/MENTIODNS/' } |
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| 383 | - { src: '/home/sacha/0nmyway/00_Aquilenet/FFDN/mentiodns.fr/mentio_ssl-client.pem',dest: '~/MENTIODNS/' } |
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| 384 | - { src: '/home/sacha/0nmyway/00_Aquilenet/FFDN/mentiodns.fr/mentio_ssl-server.crt',dest: '~/MENTIODNS/' } |
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| 385 | |||
| 386 | |||
| 387 | </pre> |