On Saturday, April 15, 2017 at 3:18:58 PM UTC+8, Peter Otten wrote:
> Ho Yeung Lee wrote:
>
> > Python 2.7.6 (default, Jun 22 2015, 18:00:18)
> > [GCC 4.8.2] on linux2
> > Type "help", "copyright", "credits" or "license" for more information.
> >>>> import ssl
> > Traceback (most recent call last):
> > File "<stdin>", line 1, in <module>
> > File "/home/martin/Documents/ssl.py", line 13, in <module>
> > SSLError -- exception raised for I/O errors
> > AttributeError: 'module' object has no attribute 'wrap_socket'
>
> Look at the traceback again -- the ssl.py you are importing is not the one
> from the standard library, it's an arbitrary module, perhaps written by
> "martin". Once you rename Martin's ssl.py to something else and also remove
> the corresponding ssl.pyc you will be able to work with the desired ssl.py
> from the stdlib.
thanks , it can run now,
but how to create a SSL server for testing it?
when I use google as server, it failed handshake
python crackssl.py
Traceback (most recent call last):
File "crackssl.py", line 16, in <module>
wrappedSocket.connect((HOST, PORT))
File "/usr/lib/python2.7/ssl.py", line 433, in connect
self._real_connect(addr, False)
File "/usr/lib/python2.7/ssl.py", line 420, in _real_connect
socket.connect(self, addr)
File "/usr/lib/python2.7/socket.py", line 224, in meth
return getattr(self._sock,name)(*args)
socket.error: [Errno 111] Connection refused
martin@ubuntu:~/Documents$ python crackssl.py
Traceback (most recent call last):
File "crackssl.py", line 16, in <module>
wrappedSocket.connect((HOST, PORT))
File "/usr/lib/python2.7/ssl.py", line 433, in connect
self._real_connect(addr, False)
File "/usr/lib/python2.7/ssl.py", line 423, in _real_connect
self.do_handshake()
File "/usr/lib/python2.7/ssl.py", line 405, in do_handshake
self._sslobj.do_handshake()
ssl.SSLError: [Errno 1] _ssl.c:510: error:14094410:SSL
routines:SSL3_READ_BYTES:sslv3 alert handshake failure
import socket
import ssl
# SET VARIABLES
packet, reply = "<packet>SOME_DATA</packet>", ""
HOST, PORT = 'www.google.com.hk', 443
# CREATE SOCKET
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.settimeout(10)
# WRAP SOCKET
wrappedSocket = ssl.wrap_socket(sock, ssl_version=ssl.PROTOCOL_TLSv1,
ciphers="ADH-AES256-SHA")
# CONNECT AND PRINT REPLY
wrappedSocket.connect((HOST, PORT))
wrappedSocket.send(packet)
print wrappedSocket.recv(1280)
# CLOSE SOCKET CONNECTION
wrappedSocket.close()
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