#!/bin/sh ############################################################################################################################################# # # # Script import IP's from blocklist.de # # # # https://www.synology-forum.de/showthread.html?103687-Freigabe-Blockierliste-automatisch-updaten&p=837478&viewfull=1#post837478 # # version 0.1 by Ruedi61, 15.11.2016 / DSM 6.0.3 # # version 0.2 by AndiHeitzer, 18.09.2019 / DSM 6.2.1 > add further Vars for DB # # version 0.3 by geimist, 28.09.2019 / DSM 6.2.1 > add stats / loglevel / speed improvement / delete expired IPs # # version 0.4 by geimist, 24.05.2022 / DSM 7.1 > speed improvement over 5x # # (for 10000 IPs only 107 seconds are needed instead of 658 seconds) # # version 0.5 by geimist, 16.10.2022 / DSM 7.1 > permanent block does not work properly # # version 0.6 by geimist, 17.10.2022 / DSM 7.1 > GeoIP verification added (ATTENTION: this reduces the speed significantly) # # # ############################################################################################################################################# # Deny=1 > Blacklist / Deny=0 > Whitelist Deny=1 # Download from www.blocklist.de | Select Typ: {all} {ssh} {mail} {apache} {imap} {ftp} {sip} {bots} {strongips} {ircbot} {bruteforcelogin} BLOCKLIST_TYP="all" # Delete IP after x Day's OR use 0 for permanent block DELETE_IP_AFTER=5 # Loglevel 1: Show Stats at the bottom / Loglevel 2: Show all / Loglevel 0: disable LOGLEVEL=1 PROGRESSBAR=1 # 0=Single Host / 1=? / 2=IP-Range (META must be set) / 3=subnetmask (META must be set) TYPE=0 # e.g. subnetmask / upper IP-Range META='' # GeoIP implementation: # defined countries are: blockonly | blockother | off # blockonly only the defined countries should be included # blockother only all other countries are to be included useGeoIP="off" GeoIP_DB="/var/db/geoip-database/GeoLite2-City.mmdb" countries=(DE CN) # ISO style - example: countries=(DE CN) ############################################################################################################################################# # Do NOT change after here! skipByGeoIP=0 # SQL Create-Statement for clean restore: sqlCreateDB="'CREATE TABLE AutoBlockIP(IP varchar(50) PRIMARY KEY,RecordTime date NOT NULL,ExpireTime date NOT NULL,Deny boolean NOT NULL,IPStd varchr(50) NOT NULL,Type INTEGER,Meta varchar(256))'" if [ $(whoami) != "root" ]; then echo "WARNING: this script must run from root!" >&2 exit 1 fi # Python3 Environment for GeoIP: own_path="${0%/*}" python3_env="${own_path}/update_blocklist_python3_env" python_env_version=1 # is written to an info file after setting up the python env to skip a full check of the python env on each run python_module_list=( geoip2 ) if [ "$useGeoIP" = blockonly ] || [ "$useGeoIP" = blockother ]; then if [ ! $(which python3) ]; then echo "(Python3 is not installed / GeoIP filter disabled)" useGeoIP=off else [ ! -d "$python3_env" ] && python3 -m venv "$python3_env" source "${python3_env}/bin/activate" if [ "$(cat "${python3_env}/python_env_version" 2>/dev/null | head -n1)" != "$python_env_version" ]; then # check / install pip: # --------------------------------------------------------------------- if ! python3 -m pip --version > /dev/null 2>&1 ; then printf " Python3 pip was not found and will be now installed ➜ " # install pip: tmp_log1=$(python3 -m ensurepip --default-pip) # upgrade pip: tmp_log2=$(python3 -m pip install --upgrade pip) # check install: if python3 -m pip --version > /dev/null 2>&1 ; then echo "ok" else echo "failed ! ! ! (please install Python3 pip manually)" echo " install log:" echo "$tmp_log1" | sed -e "s/^/ /g" echo "$tmp_log2" | sed -e "s/^/ /g" python_check=failed return 1 fi else if python3 -m pip list 2>&1 | grep -q "version.*is available" ; then printf " pip already installed ($(python3 -m pip --version)) / upgrade available ...\n" python3 -m pip install --upgrade pip | sed -e "s/^/ /g" fi fi printf "\nread installed python modules:\n" moduleList=$(python3 -m pip list 2>/dev/null) # check / install python modules: # --------------------------------------------------------------------- for module in ${python_module_list[@]}; do moduleName=$(echo "$module" | awk -F'=' '{print $1}' ) unset tmp_log1 printf " ➜ check python module \"$module\": ➜ " if ! grep -qi "$moduleName" <<<"$moduleList"; then printf "$module was not found and will be installed ➜ " # install module: tmp_log1=$(python3 -m pip install "$module") # check install: if grep -qi "$moduleName" <<<"$(python3 -m pip list 2>/dev/null)" ; then echo "ok" else echo "failed ! ! ! (please install $module manually)" echo " install log:" && echo "$tmp_log1" | sed -e "s/^/ /g" python_check=failed return 1 fi else printf "ok\n" fi done echo "$python_env_version" > "${python3_env}/python_env_version" source "${python3_env}/bin/activate" printf "\n" fi source "${python3_env}/bin/activate" fi # python3 -m pip list 2>/dev/null fi request_GeoIP() { { echo 'import geoip2.database' echo "with geoip2.database.Reader('$GeoIP_DB') as reader:" echo " response = reader.city('$1')" echo " print(response.country.iso_code)" # echo " print(response.country.name)" # echo " print(response.city.name)" } | python3 2>&1 } progressbar() { # https://blog.cscholz.io/bash-progress-or-spinner/ # Um die Progressbar darzustellen, muss ein Zähler (_start) und der Maximalwert (_end) definiert werden. # _start=0 # _end=$(wc -l $1) ####################################### # Display a progress bar # Arguments: # $1 Current loop number # $2 max. no of loops (1005) # Returns: # None ####################################### # Process data let _progress=(${1}*100/${2}*100)/100 let _done=(${_progress}*4)/10 let _left=40-$_done # Build progressbar string lengths _fill=$(printf "%${_done}s") _empty=$(printf "%${_left}s") printf "\rProgress : [${_fill// /#}${_empty// /-}] ${_progress}%% ($1/$2)" } sec_to_time() { local seconds=$1 local sign="" if [[ ${seconds:0:1} == "-" ]]; then seconds=${seconds:1} sign="-" fi local hours=$(( seconds / 3600 )) local minutes=$(( (seconds % 3600) / 60 )) seconds=$(( seconds % 60 )) printf "%s%02d:%02d:%02d" "$sign" $hours $minutes $seconds } # create temporary working directory & prepare variables # --------------------------------------------------------------------- work_tmp=$(mktemp -d -t tmp.XXXXXXXXXX) trap 'rm -rf "$work_tmp"; exit' EXIT before_list="${work_tmp}/before.txt" online_list="${work_tmp}/online_list.txt" blocklist_list="${work_tmp}/blocklist.txt" sql_statement="${work_tmp}/insert_statement.sql" countadded=0 db_path="/etc/synoautoblock.db" UNIXTIME=$(date +%s) if [ "$DELETE_IP_AFTER" = 0 ]; then UNIXTIME_DELETE_IP=0 else UNIXTIME_DELETE_IP=$(date -d "+$DELETE_IP_AFTER days" +%s) fi [ ! -f "$db_path" ] && sqlite3 "$db_path" 'CREATE TABLE AutoBlockIP(IP varchar(50) PRIMARY KEY,RecordTime date NOT NULL,ExpireTime date NOT NULL,Deny boolean NOT NULL,IPStd varchr(50) NOT NULL,Type INTEGER,Meta varchar(256))' # count blocked IPs before: countbefore=$(sqlite3 "$db_path" "SELECT count(IP) FROM AutoBlockIP WHERE Deny='1' " ) # delete IP if expired: CountExpiredIP=$(sqlite3 "$db_path" "SELECT count(IP) FROM AutoBlockIP WHERE ExpireTime <= $UNIXTIME AND Deny='1' AND NOT ExpireTime='0' AND NOT ExpireTime='0' ") sqlite3 "$db_path" "DELETE FROM AutoBlockIP WHERE ExpireTime <= $UNIXTIME AND Deny='1' AND NOT ExpireTime='0' " # current IP-list: sqlite3 -header -csv "$db_path" "select IP FROM AutoBlockIP WHERE Deny='1' ORDER BY 'IP' ASC;" | sed -e '1d' | sort > "$before_list" # load online IP-list: wget -q --timeout=30 --tries=2 -nv -O - "https://lists.blocklist.de/lists/${BLOCKLIST_TYP}.txt" | sort | uniq > "$online_list" if [ $(stat -c %s "$online_list") -eq 0 ] || [ ! -f "$online_list" ];then echo -n "WARNING: The server blocklist.de is not available! Use alternative list -> " wget -q --timeout=30 --tries=2 -nv -O - "https://mariushosting.com/wp-content/uploads/$(date +%Y/%m)/deny-ip-list.txt" | sort | uniq > "$online_list" if echo "$wgetlog" | grep -q "failed" ; then echo "failed!" exit 1 else echo "OK" fi fi # filter diffs - only diffs from left to right: diff "$before_list" "$online_list" | grep '^>' | sed -e 's/> //' > "$blocklist_list" # count of diffs: countofdiffs=$(cat "$blocklist_list" | grep -Eo "^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$" | wc -l) echo "$countofdiffs IPs are different do local block list" # progressbar / stats: progress_start=0 progress_end=$countofdiffs # beginn sql statement: # ggf. "INSERT OR REPLACE INTO ..." https://www.sqlite.org/lang_insert.html echo "INSERT OR IGNORE INTO AutoBlockIP ('IP', 'RecordTime', 'ExpireTime', 'Deny', 'IPStd', 'Type', 'Meta') VALUES " > "$sql_statement" while read BLOCKED_IP ; do # Check if IP valid VALID_IPv4=$(echo "$BLOCKED_IP" | grep -Eo "^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$" | wc -l) # check GeoIP if [ "$useGeoIP" = blockonly ] || [ "$useGeoIP" = blockother ]; then request_GeoIP_result="$(request_GeoIP "$BLOCKED_IP")" if grep -qi "is not in the database" <<<"$request_GeoIP_result" ; then # is not in the database request_GeoIP_result="empty" fi if [ "$useGeoIP" = blockonly ] && echo "${countries[@]}" | grep -qiv "$request_GeoIP_result" ; then let skipByGeoIP=$skipByGeoIP+1 let progress_start=progress_start+1 [ "$LOGLEVEL" -eq 2 ] && echo "continue - $BLOCKED_IP - country: $request_GeoIP_result" continue elif [ "$useGeoIP" = blockother ] && echo "${countries[@]}" | grep -qi "$request_GeoIP_result" ; then let skipByGeoIP=$skipByGeoIP+1 let progress_start=progress_start+1 [ "$LOGLEVEL" -eq 2 ] && echo "continue - $BLOCKED_IP - country: $request_GeoIP_result" continue fi fi # prepare sql statement if [[ "$VALID_IPv4" -eq 1 ]]; then # Convert IPv4 to IPv6 :) IPv4=$(echo $BLOCKED_IP | sed 's/\./ /g') IPv6=$(printf "0000:0000:0000:0000:0000:FFFF:%02X%02X:%02X%02X" $IPv4) echo "('$BLOCKED_IP','$UNIXTIME','$UNIXTIME_DELETE_IP','$Deny','$IPv6','$TYPE','$META')," >> "$sql_statement" countadded=$(( $countadded + 1 )) if [ "$LOGLEVEL" -eq 2 ]; then echo "IP added to Database! --> $BLOCKED_IP" elif [ "$LOGLEVEL" -eq 1 ] && [ "$PROGRESSBAR" -eq 1 ]; then # progressbar: let progress_start=progress_start+1 progressbar ${progress_start} ${progress_end} fi fi done < "$blocklist_list" if [ "$countofdiffs" -ge 1 ] ; then last_entry=$(cat "$sql_statement" | tail -n1) sed -i "s/$last_entry/${last_entry%,};/g" "$sql_statement" printf "\n\nwrite DB ...\n" sqlite3 "$db_path" < "$sql_statement" fi # stats … if [ "$LOGLEVEL" -eq 1 ] || [ "$LOGLEVEL" -eq 2 ]; then echo -e; echo -e; echo "stats:--------------------------------" echo "duration of the process: $(sec_to_time $(expr $(date +%s)-${UNIXTIME}) )" echo "count of IPs in list: $(cat "$online_list" | grep -Eo "^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$" | wc -l)" echo "count of diffs: $countofdiffs" echo "added IPs: $countadded" echo "IP skipped by GeoIP: $skipByGeoIP" echo "expired IPs (deleted): $CountExpiredIP (set expiry time: $DELETE_IP_AFTER days)" echo "blocked IPs: before: $countbefore / current: $(sqlite3 "$db_path" "SELECT count(IP) FROM AutoBlockIP WHERE Deny='1' " )" fi exit 0