networks and security cia 1

 #!/bin/bash

# Cooja log file path

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

# Cooldown time in seconds (300 = 5 minutes)

COOLDOWN=300

# Last SMS sent time

LAST_SENT=0

echo "======================================"

echo " Real-Time WSN Attack Monitoring "

echo "======================================"

# Continuously monitor log file

tail -f "$LOGFILE" | while read LINE

do

    # Print live log line

    echo "$LINE"

    # Check for attack pattern

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

    then

        CURRENT_TIME=$(date +%s)

        TIME_DIFF=$((CURRENT_TIME - LAST_SENT))

        # Check cooldown

        if [ $TIME_DIFF -ge $COOLDOWN ]

        then

            echo ""

            echo "⚠️ Sinkhole attack detected!"

            echo "📡 Sending SMS alert..."

            echo ""

            # ==========================================

            # Paste your Twilio curl SMS command here

            # ==========================================

            # Update last sent time

            LAST_SENT=$CURRENT_TIME

        else

            REMAINING=$((COOLDOWN - TIME_DIFF))

            echo ""

            echo "⏳ Cooldown active."

            echo "📵 SMS skipped."

            echo "⌚ Wait $REMAINING more seconds."

            echo ""

        fi

    fi

done