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import socket

import time

import os

"""

This functions checks connection to Google DNS server

If DNS server is reachable on port 53, then it means that

the internet is up and running

"""

#Initial Marks for Connectivity or not

check = "\N{Heavy Check Mark}"

fail = "\N{Heavy Multiplication X}"

def internet_connected(host="8.8.8.8", port=53):

"""

Host: 8.8.8.8 (google-public-dns-a.google.com)

OpenPort: 53/tcp

Service: domain (DNS/TCP)

"""

try:

socket.setdefaulttimeout(1)

socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect((host, port))

return True

except Exception as ex:

pass

return False

try:

# Store value of last state in this variable

counter = 0

while True:

if internet_connected():

# find out what is the os

uname = os.uname()

# Clear Command line Session

if uname.sysname == 'Linux' or uname.sysname == 'Darwin':

os.system('clear')

print(f"You are on a {uname.sysname} machine")

elif uname.sysname == 'Windows':

os.system('cls')

print("You are on a Windows machine")

counter += 1

print(f"Internet is up {check}\n{counter} sec \n{round(counter / 60, 2)} min \n{round(counter / 3600, 2)} hour\n")

# Wait for 1 second before checking for internet connectivity

time.sleep(1)

else:

# If previously internet connected, then print message

print(f"Internet is down ... {fail}")

except KeyboardInterrupt:

print("Exiting... Bye!")