[ Python ] socket 모듈을 이용한 Port open / close check

 

 

import socket
from datetime import datetime
import time

checkTime = str(datetime.today())[:19]
ipadd = '127.0.0.1'   # IP Address, string
port = 80             # Port Number, interger

sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(5)

res = sock.connect_ex((ipadd, port))

text = str(port) + ' : ' + checkTime
print('Open ' + text if res == 0 else 'Close ' + text)


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[ open ]

Open 22 : 2023-05-23 17:47:27



[ close ]

Close 80 : 2023-05-23 17:45:28