def message_new_data(self, message):
data, hashes = self._unpack_update(message)
uncompressed = syncdata._decode_data(data)
h = syncdata.sha256(uncompressed)
self.datasource.update_synced_time(self)
self.command(b"synced", h)
if self.datasource.hash_history[-1] in hashes:
self.datasource.not_diverged(self)
self.datasource.hash_history.append(h)
self.remote_hashes.append(h)
self.datasource.data = uncompressed
self.delay_update_notification()
elif self.remote_hashes[-1] == h:
return
elif not self.diverged:
# TODO: big flashy warning somewhere!
self.disconnect("bad state - runtime diverge")
return
else:
assert self.remote_hashes[-1] in hashes
self.remote_hashes.append(h)
self.datasource.record_diverge(self, uncompressed)
def message_history_and_data(self, message):
# this can use a lot of memory, careful
data, hashes = self._unpack_update(message)
uncompressed = syncdata._decode_data(data)
h = syncdata.sha256(uncompressed)
assert hashes[-1] == h, "the other end sent derped data"
if not self.diverged:
if hashes[0] != self.datasource.hash_history[-1]:
assert 0, "what do we do here?"
self.datasource.hash_history.extend(hashes[1:])
self.init_finished()
self.datasource.data = uncompressed
self.delay_update_notification()
else:
self.init_finished(hashes)
self.datasource.record_diverge(self, uncompressed)
self.datasource.update_synced_time(self)
self.command(b"synced", h)