def test1_authentication(self): ss = scramblesuit.ScrambleSuitTransport() ss.srvState = self.state realEpoch = util.getEpoch # Try three valid and one invalid epoch value. for epoch in util.expandedEpoch() + ["000000"]: util.getEpoch = lambda: epoch # Prepare ticket message. blurb = ticket.issueTicketAndKey(self.state) rawTicket = blurb[const.MASTER_KEY_LENGTH:] masterKey = blurb[:const.MASTER_KEY_LENGTH] ss.deriveSecrets(masterKey) ticketMsg = ticket.createTicketMessage(rawTicket, ss.recvHMAC) util.getEpoch = realEpoch buf = obfs_buf.Buffer() buf.write(ticketMsg) if epoch == "000000": self.assertFalse(ss.receiveTicket(buf)) else: self.assertTrue(ss.receiveTicket(buf))
def test1_authentication(self): ss = scramblesuit.ScrambleSuitTransport() ss.srvState = self.state realEpoch = util.getEpoch # Try three valid and one invalid epoch value. for epoch in util.expandedEpoch() + ["000000"]: util.getEpoch = lambda: epoch # Prepare ticket message. blurb = ticket.issueTicketAndKey(self.state) rawTicket = blurb[const.MASTER_KEY_LENGTH :] masterKey = blurb[: const.MASTER_KEY_LENGTH] ss.deriveSecrets(masterKey) ticketMsg = ticket.createTicketMessage(rawTicket, ss.recvHMAC) util.getEpoch = realEpoch buf = obfs_buf.Buffer() buf.write(ticketMsg) if epoch == "000000": self.assertFalse(ss.receiveTicket(buf)) else: self.assertTrue(ss.receiveTicket(buf))
def test4_extractPublicKey(self): # Create UniformDH authentication message. sharedSecret = "A" * const.SHARED_SECRET_LENGTH realEpoch = util.getEpoch # Try three valid and one invalid epoch value. for epoch in util.expandedEpoch() + ["000000"]: udh = uniformdh.new(sharedSecret, True) util.getEpoch = lambda: epoch authMsg = udh.createHandshake() util.getEpoch = realEpoch buf = obfs_buf.Buffer() buf.write(authMsg) if epoch == "000000": self.assertFalse(udh.extractPublicKey(buf)) else: self.assertTrue(udh.extractPublicKey(buf))
def test4_extractPublicKey(self): # Create UniformDH authentication message. sharedSecret = "A" * const.SHARED_SECRET_LENGTH realEpoch = util.getEpoch # Try three valid and one invalid epoch value. for epoch in util.expandedEpoch() + ["000000"]: udh = uniformdh.new(sharedSecret, True) util.getEpoch = lambda: epoch authMsg = udh.createHandshake() util.getEpoch = realEpoch buf = obfs_buf.Buffer() buf.write(authMsg) if epoch == "000000": self.assertFalse(udh.extractPublicKey(buf)) else: self.assertTrue(udh.extractPublicKey(buf))