Created
January 13, 2012 08:00
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pyton Socket tcp调试
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#!/usr/bin/env python | |
import sys | |
import os | |
import socket | |
import string | |
# windows only | |
import msvcrt | |
if len(sys.argv) != 3: | |
print "usage: %s target_ip target_port" %(os.path.split(sys.argv[0])[1]) | |
sys.exit(0) | |
try: | |
target_ip = socket.gethostbyname(sys.argv[1]) | |
except: | |
print "unknown target_ip: %s" %(sys.argv[1]) | |
sys.exit(0) | |
try: | |
target_port = int(sys.argv[2]) | |
except: | |
print "target_port: %s error" %(sys.argv[2]) | |
sys.exit(0) | |
if target_port <= 0: | |
print "target_port: %s error" %(sys.argv[2]) | |
sys.exit(0) | |
output_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
try: | |
output_socket.connect((target_ip,target_port)) | |
except: | |
print 'connect error' | |
sys.exit(0) | |
output_socket.settimeout(0.5) # non-blocking | |
buf = "" | |
buf_output = "" | |
flag_timeout=0 | |
while 1: | |
# socket | |
try: | |
buf = output_socket.recv(1024) | |
except socket.timeout: | |
flag_timeout=1 | |
pass | |
except: | |
break | |
if flag_timeout != 1: | |
if len(buf) != 0: | |
buf_temp = ' '.join(map(lambda c: "%02X" %ord(c), buf)) | |
print buf_temp | |
else: | |
print 'connection closed' | |
break | |
else: | |
flag_timeout=0 | |
if msvcrt.kbhit(): # if a keypress is waiting to be read | |
buf = sys.stdin.readline() | |
if buf == '\x0A': | |
output_socket.send(buf_output) | |
continue | |
try: | |
buf_output = "" | |
buf_temp = buf.split() | |
for c in buf_temp: | |
buf_output += chr(string.atoi('0x'+c, 16)) | |
output_socket.send(buf_output) | |
except: | |
print 'input format error' | |
output_socket.close() | |
sys.exit(0) |
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