implemented peer announce in torgossip

This commit is contained in:
Kevin Froman 2021-02-05 04:38:57 +00:00
parent f4182cb996
commit 227472d4dc
5 changed files with 62 additions and 8 deletions

View File

@ -4,6 +4,7 @@ Test Onionr as it is running
"""
import os
from secrets import SystemRandom
import traceback
import logger
from onionrutils import epoch
@ -56,6 +57,16 @@ class OnionrRunTestManager:
self.plugin_tests = []
def run_tests(self):
try:
assert 1 == 2
except AssertionError:
pass
else:
logger.error(
"Cannot perform runtests when Python interpreter is optimized",
terminal=True)
return
tests = list(RUN_TESTS)
tests.extend(self.plugin_tests)
SystemRandom().shuffle(tests)
@ -84,7 +95,7 @@ class OnionrRunTestManager:
logger.error(last.__name__ + ' failed assertions', terminal=True)
except Exception as e:
logger.error(last.__name__ + ' failed with non-asserting exception')
logger.error(repr(e))
logger.error(traceback.format_exc())
else:
ep = str(epoch.get_epoch())
logger.info(f'All runtime tests passed at {ep}', terminal=True)

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@ -2,11 +2,14 @@
Handle commands for the torgossip server
"""
import traceback
import base64
import blockio
import logger
import onionrblocks
from kasten import Kasten
"""
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -23,7 +26,18 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
"""
def peer_exchange(peers: 'Peers', num_of_peers: bytes):
def announce_peer(peers: 'TorGossipPeers', peer_address):
"""command 8: accept a new peer"""
try:
peers.add_peer(peer_address)
except Exception as _:
logger.warn("Error accepting announced peer " + base64.b85encode(peer_address).decode('utf-8'), terminal=True)
logger.warn(traceback.format_exc(), terminal=True)
return b"0"
return b"1"
def peer_exchange(peers: 'TorGossipPeers', num_of_peers: bytes):
"""command 7: exchange a number of our top performing peers"""
num_of_peers = int(chr(int.from_bytes(num_of_peers, 'little')))
peers = peers.get_highest_score_peers(num_of_peers)

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@ -59,7 +59,7 @@ class TorGossipPeers: # name it this way to avoid collisions in SharedState
peer = self.db.db_conn.firstkey()
if peer == b'enc':
peer = self.db.db_conn.nextkey(peer)
print('p', peer)
assert len(peer) == 34
if not peer:
return []
@ -104,7 +104,7 @@ class TorGossipPeers: # name it this way to avoid collisions in SharedState
self._pack_and_store_info(peer, new_seen=int(time()))
def add_peer(self, peer):
self._pack_and_store_info(peer)
self.update_seen(peer)
def remove_peer(self, peer):
peer = self._shrink_peer_address(peer)

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@ -2,6 +2,7 @@ import socket
import os
import secrets
from base64 import b32decode, b32encode
from time import sleep
from utils import identifyhome
from onionrblocks import blockcreator
@ -13,6 +14,11 @@ import blockio
def _fake_onion():
return b32encode(os.urandom(34)).decode('utf-8') + ".onion"
def _shrink_peer_address(peer):
# strip .onion and b32decode peer address for lower database mem usage
if len(peer) == 62: # constant time
return b32decode(peer[:-6]) # O(N)
return peer
def torgossip_runtest(test_manager):
@ -74,14 +80,32 @@ def torgossip_runtest(test_manager):
# test peer list
fake_peer = _fake_onion()
fakes = []
for i in range(3):
fake = _fake_onion()
fakes.append(fake)
shared_state.get_by_string('TorGossipPeers').add_peer(fake)
shared_state.get_by_string('TorGossipPeers').add_peer(fake_peer)
shared_state.get_by_string('TorGossipPeers').add_score(fake_peer, 100000)
s.sendall(b'71')
stored = s.recv(1000)
expected = b32decode(fake_peer.replace('.onion', '')).replace(b'.onion', b'')
print(stored, expected)
expected = _shrink_peer_address(fake_peer)#b32decode(fake_peer.replace('.onion', '')).replace(b'.onion', b'')
try:
assert stored == expected
except AssertionError:
print(stored, '!=', expected)
shared_state.get_by_string('TorGossipPeers').remove_peer(fake_peer)
for i in fakes:
shared_state.get_by_string('TorGossipPeers').remove_peer(i)
announce_peer = _fake_onion()
announce_raw = _shrink_peer_address(announce_peer)
s.sendall(b'8' + announce_raw)
assert s.recv(1) == b'1'
print(type(announce_raw), type(shared_state.get_by_string('TorGossipPeers').get_highest_score_peers(100)[0][0]))
assert announce_raw == shared_state.get_by_string('TorGossipPeers').get_highest_score_peers(100)[0][0]
shared_state.get_by_string('TorGossipPeers').remove_peer(announce_raw)
s.sendall(b'9')
assert s.recv(64) == b"BYE"

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@ -86,6 +86,11 @@ def start_server(shared_state):
conn.sendall(
commandhandlers.peer_exchange(
shared_state.get_by_string('TorGossipPeers'), data))
elif cmd == GossipCommands.ANNOUNCE_PEER:
conn.sendall(
commandhandlers.announce_peer(
shared_state.get_by_string('TorGossipPeers'), data)
)
else:
conn.sendall(b'Unknown ' + str(cmd).encode('utf-8'))
else: