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import sys
import socket
def scan(host,*ports):
for port in ports:
s=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.settimeout(2) # Set a 2-second timeout
addr_server=(host,int(port))
tentative=s.connect_ex(addr_server) #connect_ex renvoie 0 en cas de succès...
if tentative==0:
print(f"Le port {port} ouvert")
try:
print(s.recv(1024).decode().strip())
except TimeoutError:
pass
else:
print(f"Le port {port} fermé")
s.close()
if __name__ == "__main__" :
try:
scan(sys.argv[1],*sys.argv[2:])
except:
print(f"{sys.argv[0]} demande un hôte et une liste de ports en arguments")
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