def setMechanism(self): """ Select and setup authentication mechanism. Uses the authenticator's C{jid} and C{password} attribute for the authentication credentials. If no supported SASL mechanisms are advertized by the receiving party, a failing deferred is returned with a L{SASLNoAcceptableMechanism} exception. """ jid = self.xmlstream.authenticator.jid password = self.xmlstream.authenticator.password mechanisms = get_mechanisms(self.xmlstream) if jid.user is not None: if 'DIGEST-MD5' in mechanisms: self.mechanism = sasl_mechanisms.DigestMD5( 'xmpp', jid.host, None, jid.user, password) elif 'PLAIN' in mechanisms: self.mechanism = sasl_mechanisms.Plain(None, jid.user, password) else: raise SASLNoAcceptableMechanism() else: if 'ANONYMOUS' in mechanisms: self.mechanism = sasl_mechanisms.Anonymous() else: raise SASLNoAcceptableMechanism()
def test_getInitialResponse(self): """ Test the initial response to be empty. """ m = sasl_mechanisms.Anonymous() self.assertEqual(m.getInitialResponse(), None)