Known node count updates

- if too many nodes, only delete oldest nodes in bootstrap provider
  mode, in normal mode ignore new nodes as it used to before
- in bootstrap provider mode, penalise nodes announced by others by 1
  day instead of 3 hours
This commit is contained in:
Peter Šurda 2017-03-11 12:14:40 +01:00
parent 49869d0b56
commit 0529fe2313
Signed by untrusted user: PeterSurda
GPG Key ID: 0C5F50C0B5F37D87

View File

@ -630,17 +630,18 @@ class receiveDataThread(threading.Thread):
knownnodes.knownNodes[recaddrStream] = {} knownnodes.knownNodes[recaddrStream] = {}
peerFromAddrMessage = state.Peer(hostStandardFormat, recaddrPort) peerFromAddrMessage = state.Peer(hostStandardFormat, recaddrPort)
if peerFromAddrMessage not in knownnodes.knownNodes[recaddrStream]: if peerFromAddrMessage not in knownnodes.knownNodes[recaddrStream]:
knownnodes.trimKnownNodes(recaddrStream)
# only if recent # only if recent
if timeSomeoneElseReceivedMessageFromThisNode > (int(time.time()) - 10800) and timeSomeoneElseReceivedMessageFromThisNode < (int(time.time()) + 10800): if timeSomeoneElseReceivedMessageFromThisNode > (int(time.time()) - 10800) and timeSomeoneElseReceivedMessageFromThisNode < (int(time.time()) + 10800):
logger.debug('added new node ' + str(peerFromAddrMessage) + ' to knownNodes in stream ' + str(recaddrStream))
# bootstrap provider? # bootstrap provider?
if BMConfigParser().safeGetInt('bitmessagesettings', 'maxoutboundconnections') >= \ if BMConfigParser().safeGetInt('bitmessagesettings', 'maxoutboundconnections') >= \
BMConfigParser().safeGetInt('bitmessagesettings', 'maxtotalconnections', 200): BMConfigParser().safeGetInt('bitmessagesettings', 'maxtotalconnections', 200):
knownnodes.trimKnownNodes(recaddrStream)
with knownnodes.knownNodesLock: with knownnodes.knownNodesLock:
knownnodes.knownNodes[recaddrStream][peerFromAddrMessage] = int(time.time()) - 10800 knownnodes.knownNodes[recaddrStream][peerFromAddrMessage] = int(time.time()) - 86400 # penalise initially by 1 day
logger.debug('added new node ' + str(peerFromAddrMessage) + ' to knownNodes in stream ' + str(recaddrStream))
shared.needToWriteKnownNodesToDisk = True
# normal mode # normal mode
else: elif len(knownnodes.knownNodes[recaddrStream]) < 20000:
with knownnodes.knownNodesLock: with knownnodes.knownNodesLock:
knownnodes.knownNodes[recaddrStream][peerFromAddrMessage] = timeSomeoneElseReceivedMessageFromThisNode knownnodes.knownNodes[recaddrStream][peerFromAddrMessage] = timeSomeoneElseReceivedMessageFromThisNode
hostDetails = ( hostDetails = (
@ -648,7 +649,8 @@ class receiveDataThread(threading.Thread):
recaddrStream, recaddrServices, hostStandardFormat, recaddrPort) recaddrStream, recaddrServices, hostStandardFormat, recaddrPort)
protocol.broadcastToSendDataQueues(( protocol.broadcastToSendDataQueues((
recaddrStream, 'advertisepeer', hostDetails)) recaddrStream, 'advertisepeer', hostDetails))
shared.needToWriteKnownNodesToDisk = True logger.debug('added new node ' + str(peerFromAddrMessage) + ' to knownNodes in stream ' + str(recaddrStream))
shared.needToWriteKnownNodesToDisk = True
# only update if normal mode # only update if normal mode
elif BMConfigParser().safeGetInt('bitmessagesettings', 'maxoutboundconnections') < \ elif BMConfigParser().safeGetInt('bitmessagesettings', 'maxoutboundconnections') < \
BMConfigParser().safeGetInt('bitmessagesettings', 'maxtotalconnections', 200): BMConfigParser().safeGetInt('bitmessagesettings', 'maxtotalconnections', 200):