From: Claudio-Daniel Freire <claudio-daniel.freire@inria.fr>
Date: Fri, 30 Sep 2011 06:25:26 +0000 (+0200)
Subject: Switch SystemRandom with os.urandom
X-Git-Tag: nepi-3.0.0~204
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=e4dd305715d598dccb5de4c4afdb3830388c76a1;p=nepi.git

Switch SystemRandom with os.urandom
---

diff --git a/src/nepi/testbeds/planetlab/interfaces.py b/src/nepi/testbeds/planetlab/interfaces.py
index 4c04e90c..e9abf117 100644
--- a/src/nepi/testbeds/planetlab/interfaces.py
+++ b/src/nepi/testbeds/planetlab/interfaces.py
@@ -170,7 +170,11 @@ class TunIface(object):
         # Generate an initial random cryptographic key to use for tunnelling
         # Upon connection, both endpoints will agree on a common one based on
         # this one.
-        self.tun_key = os.urandom(32).encode("base64").strip()
+        self.tun_key = ( ''.join(map(chr, [ 
+                    r.getrandbits(8) 
+                    for i in xrange(32) 
+                    for r in (random.SystemRandom(),) ])
+                ).encode("base64").strip() )        
         
 
     def __str__(self):