26 lines
704 B
Python
26 lines
704 B
Python
import pickle
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import threading
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import state
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knownNodesLock = threading.Lock()
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knownNodes = {}
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knownNodesMax = 20000
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knownNodesTrimAmount = 2000
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def saveKnownNodes(dirName = None):
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if dirName is None:
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dirName = state.appdata
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with knownNodesLock:
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with open(dirName + 'knownnodes.dat', 'wb') as output:
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pickle.dump(knownNodes, output)
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def trimKnownNodes(recAddrStream = 1):
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if len(knownNodes[recAddrStream]) < knownNodesMax:
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return
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with knownNodesLock:
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oldestList = sorted(knownNodes[recAddrStream], key=knownNodes[recAddrStream].get)[:knownNodesTrimAmount]
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for oldest in oldestList:
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del knownNodes[recAddrStream][oldest]
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