commit 851474d9cbe8a80b105222c2b01a34bd8a2408bc Author: Damian Johnson atagar@torproject.org Date: Sun Oct 16 13:29:42 2016 -0700

Populate consensus information

Earlier I dropped population of the ConsensusTracker because it was slow. Trouble is that this leaves us with a pretty broken connection panel.

Fiddled with some options, and simply parsing the raw GETINFO response is really quick. --- nyx/tracker.py | 26 ++++++++++++++++++++++---- 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/nyx/tracker.py b/nyx/tracker.py index 7d567a9..204f97b 100644 --- a/nyx/tracker.py +++ b/nyx/tracker.py @@ -55,6 +55,7 @@ import time import threading

import stem.control +import stem.descriptor.router_status_entry

from nyx import log, tor_controller from stem.util import conf, connection, enum, proc, str_tools, system @@ -816,10 +817,27 @@ class ConsensusTracker(object): self._nickname_cache = {} # fingerprint => nickname lookup cache self._address_cache = {}

- tor_controller().add_event_listener(self._new_consensus_event, stem.control.EventType.NEWCONSENSUS) + # Stem's get_network_statuses() is slow, and overkill for what we need + # here. Just parsing the raw GETINFO response to cut startup time down.

- def _new_consensus_event(self, event): - self.update(event.desc) + controller = tor_controller() + ns_response = controller.get_info('ns/all', None) + + if ns_response: + for line in ns_response.splitlines(): + if line.startswith('r '): + r_comp = line.split(' ') + + address = r_comp[6] + or_port = int(r_comp[7]) + fingerprint = stem.descriptor.router_status_entry._base64_to_hex(r_comp[2]) + nickname = r_comp[1] + + self._fingerprint_cache.setdefault(address, []).append((or_port, fingerprint)) + self._address_cache[fingerprint] = (address, or_port) + self._nickname_cache[fingerprint] = nickname + + controller.add_event_listener(lambda event: self.update(event.desc), stem.control.EventType.NEWCONSENSUS)

def update(self, router_status_entries): """ @@ -835,7 +853,7 @@ class ConsensusTracker(object): for desc in router_status_entries: new_fingerprint_cache.setdefault(desc.address, []).append((desc.or_port, desc.fingerprint)) new_address_cache[desc.fingerprint] = (desc.address, desc.or_port) - new_nickname_cache[desc.fingerprint] = desc.nickname if desc.nickname else 'Unnamed' + new_nickname_cache[desc.fingerprint] = desc.nickname

self._fingerprint_cache = new_fingerprint_cache self._address_cache = new_address_cache