Bitmessage/PyBitmessage-2025-01-25
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class_receiveDataThread.py: consolidate sendaddr()

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This commit is contained in:
Kyu Crane 2015-07-05 08:33:58 -04:00
parent fb9f5039f7
commit ce92b6ff8d
1 changed files with 12 additions and 64 deletions
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76
src/class_receiveDataThread.py
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@ -583,77 +583,25 @@ class receiveDataThread(threading.Thread):
# peer (with the full exchange of version and verack
# messages).
def sendaddr(self):
addrsInMyStream = {}
addrsInChildStreamLeft = {}
addrsInChildStreamRight = {}
# print 'knownNodes', shared.knownNodes
# We are going to share a maximum number of 1000 addrs with our peer.
# 500 from this stream, 250 from the left child stream, and 250 from
# the right child stream.
peerSet = set()
with shared.knownNodesLock:
if len(shared.knownNodes[self.streamNumber]) > 0:
for i in range(500):
peer, = random.sample(shared.knownNodes[self.streamNumber], 1)
if isHostInPrivateIPRange(peer.host):
continue
addrsInMyStream[peer] = shared.knownNodes[
self.streamNumber][peer]
if len(shared.knownNodes[self.streamNumber * 2]) > 0:
for i in range(250):
peer, = random.sample(shared.knownNodes[
self.streamNumber * 2], 1)
if isHostInPrivateIPRange(peer.host):
continue
addrsInChildStreamLeft[peer] = shared.knownNodes[
self.streamNumber * 2][peer]
if len(shared.knownNodes[(self.streamNumber * 2) + 1]) > 0:
for i in range(250):
peer, = random.sample(shared.knownNodes[
(self.streamNumber * 2) + 1], 1)
if isHostInPrivateIPRange(peer.host):
continue
addrsInChildStreamRight[peer] = shared.knownNodes[
(self.streamNumber * 2) + 1][peer]
numberOfAddressesInAddrMessage = 0
payload = ''
# print 'addrsInMyStream.items()', addrsInMyStream.items()
for (HOST, PORT), value in addrsInMyStream.items():
timeLastReceivedMessageFromThisNode = value
if timeLastReceivedMessageFromThisNode > (int(time.time()) - shared.maximumAgeOfNodesThatIAdvertiseToOthers): # If it is younger than 3 hours old..
numberOfAddressesInAddrMessage += 1
payload += pack(
'>Q', timeLastReceivedMessageFromThisNode) # 64-bit time
payload += pack('>I', self.streamNumber)
payload += pack(
'>q', 1) # service bit flags offered by this node
payload += shared.encodeHost(HOST)
payload += pack('>H', PORT) # remote port
for (HOST, PORT), value in addrsInChildStreamLeft.items():
timeLastReceivedMessageFromThisNode = value
if timeLastReceivedMessageFromThisNode > (int(time.time()) - shared.maximumAgeOfNodesThatIAdvertiseToOthers): # If it is younger than 3 hours old..
numberOfAddressesInAddrMessage += 1
payload += pack(
'>Q', timeLastReceivedMessageFromThisNode) # 64-bit time
payload += pack('>I', self.streamNumber * 2)
payload += pack(
'>q', 1) # service bit flags offered by this node
payload += shared.encodeHost(HOST)
payload += pack('>H', PORT) # remote port
for (HOST, PORT), value in addrsInChildStreamRight.items():
timeLastReceivedMessageFromThisNode = value
if timeLastReceivedMessageFromThisNode > (int(time.time()) - shared.maximumAgeOfNodesThatIAdvertiseToOthers): # If it is younger than 3 hours old..
numberOfAddressesInAddrMessage += 1
payload += pack(
'>Q', timeLastReceivedMessageFromThisNode) # 64-bit time
payload += pack('>I', (self.streamNumber * 2) + 1)
payload += pack(
'>q', 1) # service bit flags offered by this node
payload += shared.encodeHost(HOST)
payload += pack('>H', PORT) # remote port
for streamNumber, maximum in (
(self.streamNumber, 500),
(self.streamNumber * 2, 250),
((self.streamNumber * 2) + 1, 250)):
if len(shared.knownNodes[streamNumber]) > 0:
for i in range(maximum):
peer, = random.sample(shared.knownNodes[streamNumber], 1)
if isHostInPrivateIPRange(peer.host):
continue
peerSet.add((shared.knownNodes[streamNumber][peer], streamNumber, 1, peer.host, peer.port))
payload = encodeVarint(numberOfAddressesInAddrMessage) + payload
self.sendDataThreadQueue.put((0, 'sendRawData', shared.CreatePacket('addr', payload)))
self.sendDataThreadQueue.put((0, 'sendaddr', peerSet))
# We have received a version message