29 lines
707 B
Python
29 lines
707 B
Python
|
#!/usr/bin/env python3
|
||
|
|
"""TCP sport 8001 round trip via HTTP HEAD to 1.1.1.1."""
|
||
|
|
import socket
|
||
|
|
import sys
|
||
|
|
|
||
|
|
PORT = int(sys.argv[1]) if len(sys.argv) > 1 else 8001
|
||
|
|
|
||
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
||
|
|
s.settimeout(5)
|
||
|
|
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
||
|
|
s.bind(("0.0.0.0", PORT))
|
||
|
|
|
||
|
|
try:
|
||
|
|
s.connect(("1.1.1.1", 80))
|
||
|
|
s.sendall(b"HEAD / HTTP/1.0\r\nHost: 1.1.1.1\r\n\r\n")
|
||
|
|
resp = s.recv(256)
|
||
|
|
if b"HTTP" in resp:
|
||
|
|
print("OK HTTP response received")
|
||
|
|
else:
|
||
|
|
print(f"OK {len(resp)} bytes (non-HTTP)")
|
||
|
|
except socket.timeout:
|
||
|
|
print("TIMEOUT")
|
||
|
|
sys.exit(1)
|
||
|
|
except Exception as e:
|
||
|
|
print(f"ERROR {e}")
|
||
|
|
sys.exit(1)
|
||
|
|
finally:
|
||
|
|
s.close()
|