gistfile1.txt

#!/bin/bash

# Set the port number you want to monitor
PORT=80

# Set the output file to store the traffic data
OUTPUT_FILE="traffic_data.txt"

# Set the recipient email address
EMAIL_RECIPIENT="your.email@example.com"

# Set the subject of the email
EMAIL_SUBJECT="Weekly Traffic Data Report"

# Create the iptables rule to count the traffic
iptables -I INPUT -p tcp --dport $PORT
iptables -I OUTPUT -p tcp --sport $PORT

# Function to get the traffic data
get_traffic_data() {
  iptables -L -n -v -x | grep -E "tcp dpt:${PORT}|tcp spt:${PORT}" | awk '{sum += $2} END {print sum}'
}

# Monitor the traffic and save the data to the file
for i in {1..60480}; do
  traffic_data=$(get_traffic_data)
  echo "$(date +"%Y-%m-%d %H:%M:%S") - Traffic data for port $PORT: $traffic_data bytes" >> $OUTPUT_FILE
  sleep 10
done

# Send the traffic data file via email
send_email() {
  cat $OUTPUT_FILE | mail -s "$EMAIL_SUBJECT" $EMAIL_RECIPIENT
}

# Send the email with the traffic data
send_email

# Remove the file after sending the email
rm $OUTPUT_FILE