nano monitor.sh

#!/bin/bash

LOGFILE="/home/user/Desktop/wspcap/cooja_log"

COOLDOWN=300

LAST_SENT=0

tail -f "$LOGFILE" | while read LINE

do

echo "$LINE"

if echo "$LINE" | grep -q "Sinkhole attack"

then

CURRENT_TIME=$(date +%s)

TIME_DIFF=$((CURRENT_TIME - LAST_SENT))

if [ $TIME_DIFF -ge $COOLDOWN ]

then

echo "⚠️ Sinkhole attack detected! Sending SMS..."

curl -X POST https://api.twilio.com/2010-04-01/Accounts/YOUR_SID/Messages.json \

--data-urlencode "Body=⚠️ Sinkhole attack detected in WSN network!" \

--data-urlencode "From=+1XXXXXXXXXX" \

--data-urlencode "To=+91XXXXXXXXXX" \

-u YOUR_SID:YOUR_TOKEN

LAST_SENT=$CURRENT_TIME

else

echo "Cooldown active. SMS skipped."

fi

fi

done