57 lines
2.7 KiB
Python
57 lines
2.7 KiB
Python
import shared
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import socket
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import defaultKnownNodes
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import pickle
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import time
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from debug import logger
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def knownNodes():
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try:
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# We shouldn't have to use the shared.knownNodesLock because this had
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# better be the only thread accessing knownNodes right now.
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pickleFile = open(shared.appdata + 'knownnodes.dat', 'rb')
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loadedKnownNodes = pickle.load(pickleFile)
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pickleFile.close()
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# The old format of storing knownNodes was as a 'host: (port, time)'
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# mapping. The new format is as 'Peer: time' pairs. If we loaded
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# data in the old format, transform it to the new style.
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for stream, nodes in loadedKnownNodes.items():
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shared.knownNodes[stream] = {}
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for node_tuple in nodes.items():
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try:
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host, (port, time) = node_tuple
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peer = shared.Peer(host, port)
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except:
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peer, time = node_tuple
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shared.knownNodes[stream][peer] = time
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except:
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shared.knownNodes = defaultKnownNodes.createDefaultKnownNodes(shared.appdata)
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if shared.config.getint('bitmessagesettings', 'settingsversion') > 10:
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logger.error('Bitmessage cannot read future versions of the keys file (keys.dat). Run the newer version of Bitmessage.')
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raise SystemExit
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def dns():
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# DNS bootstrap. This could be programmed to use the SOCKS proxy to do the
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# DNS lookup some day but for now we will just rely on the entries in
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# defaultKnownNodes.py. Hopefully either they are up to date or the user
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# has run Bitmessage recently without SOCKS turned on and received good
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# bootstrap nodes using that method.
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with shared.printLock:
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if shared.config.get('bitmessagesettings', 'socksproxytype') == 'none':
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try:
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for item in socket.getaddrinfo('bootstrap8080.bitmessage.org', 80):
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logger.info('Adding ' + item[4][0] + ' to knownNodes based on DNS bootstrap method')
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shared.knownNodes[1][shared.Peer(item[4][0], 8080)] = int(time.time())
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except:
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logger.error('bootstrap8080.bitmessage.org DNS bootstrapping failed.')
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try:
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for item in socket.getaddrinfo('bootstrap8444.bitmessage.org', 80):
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logger.info ('Adding ' + item[4][0] + ' to knownNodes based on DNS bootstrap method')
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shared.knownNodes[1][shared.Peer(item[4][0], 8444)] = int(time.time())
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except:
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logger.error('bootstrap8444.bitmessage.org DNS bootstrapping failed.')
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else:
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logger.info('DNS bootstrap skipped because SOCKS is used.')
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