def handlePreKeyWhisperMessage(self, recipient_id, device_id, key):
preKeyWhisperMessage = PreKeyWhisperMessage(serialized=key)
if not preKeyWhisperMessage.getPreKeyId():
raise Exception("Received PreKeyWhisperMessage without PreKey =>" +
recipient_id)
sessionCipher = self.get_session_cipher(recipient_id, device_id)
try:
log.debug(self.account +
" => Received PreKeyWhisperMessage from " + recipient_id)
key = sessionCipher.decryptPkmsg(preKeyWhisperMessage)
# Publish new bundle after PreKey has been used
# for building a new Session
self.plugin.publish_bundle(self.account)
return key
except UntrustedIdentityException as e:
log.info(self.account + " => Received WhisperMessage " +
"from Untrusted Fingerprint! => " + e.getName())
def handlePreKeyWhisperMessage(self, recipient_id, device_id, key):
preKeyWhisperMessage = PreKeyWhisperMessage(serialized=key)
if not preKeyWhisperMessage.getPreKeyId():
raise Exception("Received PreKeyWhisperMessage without PreKey =>" +
recipient_id)
sessionCipher = self.get_session_cipher(recipient_id, device_id)
try:
log.debug(self.account +
" => Received PreKeyWhisperMessage from " +
recipient_id)
key = sessionCipher.decryptPkmsg(preKeyWhisperMessage)
# Publish new bundle after PreKey has been used
# for building a new Session
self.plugin.publish_bundle(self.account)
return key
except UntrustedIdentityException as e:
log.info(self.account + " => Received WhisperMessage " +
"from Untrusted Fingerprint! => " + e.getName())
def _process_pre_key_message(self, jid, device, key):
self._log.info('Process pre key message from %s', jid)
pre_key_message = PreKeyWhisperMessage(serialized=key)
if not pre_key_message.getPreKeyId():
raise Exception('Received Pre Key Message '
'without PreKey => %s' % jid)
session_cipher = self._get_session_cipher(jid, device)
key = session_cipher.decryptPkmsg(pre_key_message)
identity_key = pre_key_message.getIdentityKey()
trust = self._get_trust_from_identity_key(jid, identity_key)
fingerprint = get_fingerprint(identity_key)
self._storage.setIdentityLastSeen(jid, identity_key)
self.xmpp_con.set_bundle()
self.add_device(jid, device)
return key, fingerprint, trust