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ipspec_v2.2.sh
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#!/bin/bash
#
# name : ipspec.sh
# desciption : show IP and LAN Information
# autor : Speefak ( [email protected] )
# licence : (CC) BY-NC-SA
# version : 2.2
#
#------------------------------------------------------------------------------------------------------------
############################################################################################################
####################################### define global variables ########################################
############################################################################################################
#------------------------------------------------------------------------------------------------------------
RequiredPackets="lynx curl geoip-bin nmap"
CODENAME=$(lsb_release -d | tr -d : | cut -f 2)
ARCHITECTURE=$(getconf LONG_BIT)
LANIP=$(hostname -I | tr " " "\n" | uniq)
LANMAC=$(ip addr | grep -B1 $LANIP | head -n1 | cut -d " " -f6)
GatewayIP=$(ip route | sed -n 1p | cut -d " " -f3)
FritzboxIP=$GatewayIP
FritzboxPrintNewIPDelay=3
#------------------------------------------------------------------------------------------------------------
############################################################################################################
########################################### define functions ###########################################
############################################################################################################
#------------------------------------------------------------------------------------------------------------
usage() {
clear
printf "\n"
printf " Usage: $(basename $0) <option>\n"
printf "\n"
printf " default show IP / LAN information\n"
printf " -sl scan LAN\n"
printf " -fbr renew fritzbox WAN IP\n"
printf " -cfrp check for required packets"
# output error message
printf "\e[0;31m\n $1\e[0m\n"$(tput sgr0)
printf "\n"
exit
}
#------------------------------------------------------------------------------------------------------------
check_for_required_packages () {
InstalledPacketList=$(dpkg -l | grep ii)
for Packet in $RequiredPackets ; do
if [[ -z $(grep -w $Packet <<< $InstalledPacketList) ]]; then
MissingPackets=$(echo $MissingPackets $Packet)
fi
done
# print status message / install dialog
if [[ -n $MissingPackets ]]; then
printf "missing packets: \e[0;31m $MissingPackets\e[0m\n"$(tput sgr0)
read -e -p "install required packets ? (Y/N) " -i "Y" InstallMissingPackets
if [[ $InstallMissingPackets == [Yy] ]]; then
# install software packets
sudo apt update
sudo apt install $MissingPackets
if [[ ! $? == 0 ]]; then
exit
fi
else
printf "programm error: \e[0;31m missing packets : $MissingPackets\e[0m\n\n"$(tput sgr0)
exit 1
fi
else
printf " all required packets detected\n"
fi
}
#------------------------------------------------------------------------------------------------------------
scan_lan () {
printf " \n\n"
printf " Your Linux Distibution is $CODENAME $ARCHITECTURE bit\n"
printf " Your LAN ip is $LANIP\n"
printf " \n\n"
printf " Press any key to start scan\n"
read
for IP in $LANIP ;do
nmap $IP/24
done
}
#------------------------------------------------------------------------------------------------------------
network_information () {
# get WAN IP and geo location
IPDiscoverServices=" https://check.torproject.org;Your IP address appears to be:
https://showip.net;.
https://showmyip.gr;Your IP is:
https://meineipadresse.de;Meine IP-Adresse
http://checkip.dyndns.org;Current IP Address:"
SAVEIFS=$IFS
IFS=$(echo -en "\n\b")
for IPDiscoverService in $IPDiscoverServices ; do
ServiceURL=$( cut -d ";" -f1 <<< $IPDiscoverService | sed 's/^[ \t]*//')
GrepExpression=$( cut -d ";" -f2 <<< $IPDiscoverService)
WANIP=$(wget -q -O - $(eval echo $ServiceURL) | grep "$GrepExpression" | grep -Eo '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}')
if [[ -n $WANIP ]]; then break ; fi
done
IFS=$SAVEIFS
GeoLocation=$(geoiplookup $WANIP | awk -F ": " '{print $2}')
#TorCheck=$(wget -q -O - https://check.torproject.org | grep "Tor" | sed -n 1p | cut -d " " -f7 | cut -d "." -f1)
TorCheck=$(lynx --dump https://check.torproject.org | sed -n 6p | cut -d . -f1)
TorCheck=${TorCheck//Sorry/$(tput setaf 1)"inactive" $(tput sgr0) }
TorCheck=${TorCheck//Congratulations/$(tput setaf 2)"active"$(tput sgr0) }
# get gateway http interface inforamtions
GatewayHTTPString=$(wget -q -O - $GatewayIP)
# Fritzbox gateway
if [[ -n $(echo $GatewayHTTPString | grep 'FRITZ!Box') ]] ;then
GatewayDevice=$(echo $GatewayHTTPString | grep 'FRITZ!Box' | awk -F "bluBarTitle" '{print $2}' | cut -d '"' -f3)
fi
# no gateway information available
GatewayDevice=${GatewayDevice:-unknown}
print_parser SeperatorLine
print_parser "WAN IP" "=>" "$WANIP" "($GeoLocation)"
print_parser "LAN IP" "=>" "$LANIP" "($LANMAC)"
print_parser "Gateway IP" "=>" "$GatewayIP" "($GatewayDevice)"
print_parser "TOR status" "=>" "$TorCheck" "($ServiceURL)"
print_parser SeperatorLine
}
#-------------------------------------------------------------------------------------------------------------------------------------------------------
print_parser () {
if [[ $1 == SeperatorLine ]]; then
printf "+-------------------------------------------------------------------+\n"
else
printf "| %-11s %-4s %-16s %-30s | \n" "$1" "$2" "$3" "$4"
fi
}
#-------------------------------------------------------------------------------------------------------------------------------------------------------
fritzbox_reconnect () {
curl "http://$FritzboxIP:49000/igdupnp/control/WANIPConn1" -H "Content-Type: text/xml; charset="utf-8"" -H "SoapAction:urn:schemas-upnp-org:service:WANIPConnection:1#ForceTermination" -d "<?xml version='1.0' encoding='utf-8'?> <s:Envelope s:encodingStyle='http://schemas.xmlsoap.org/soap/encoding/' xmlns:s='http://schemas.xmlsoap.org/soap/envelope/'> <s:Body> <u:ForceTermination xmlns:u='urn:schemas-upnp-org:service:WANIPConnection:1' /> </s:Body> </s:Envelope>"
}
#-------------------------------------------------------------------------------------------------------------------------------------------------------
fritzbox_WAN_IP () {
wget -qO- "http://$FritzboxIP:49000/igdupnp/control/WANIPConn1" --header "Content-Type: text/xml; charset="utf-8"" --header "SoapAction:urn:schemas-upnp-org:service:WANIPConnection:1#GetExternalIPAddress" --post-data="<?xml version='1.0' encoding='utf-8'?> <s:Envelope s:encodingStyle='http://schemas.xmlsoap.org/soap/encoding/' xmlns:s='http://schemas.xmlsoap.org/soap/envelope/'> <s:Body> <u:GetExternalIPAddress xmlns:u='urn:schemas-upnp-org:service:WANIPConnection:1' /> </s:Body> </s:Envelope>" | grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'
}
#-------------------------------------------------------------------------------------------------------------------------------------------------------
fritzbox_renew_ip () {
printf " old FritzBox WAN IP: $(fritzbox_WAN_IP) \n"
printf " reconnecting ...\n"
fritzbox_reconnect 2>&1> /dev/null 2>&1> /dev/null
sleep $FritzboxPrintNewIPDelay
printf " new FritzBox WAN IP: $(fritzbox_WAN_IP)\n"
}
#------------------------------------------------------------------------------------------------------------
############################################################################################################
############################################# start script #############################################
############################################################################################################
#------------------------------------------------------------------------------------------------------------
case $1 in
-sl ) scan_lan;;
-h ) usage "help dialog";;
-fbr) fritzbox_renew_ip ;;
-cfrp) check_for_required_packages;;
* ) network_information;;
esac