65 lines
2.9 KiB
Python
Executable File
65 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
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'''
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Onionr - P2P Anonymous Storage Network
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This file contains timer control for the communicator
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'''
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'''
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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'''
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import threading, onionrexceptions, logger
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class OnionrCommunicatorTimers:
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def __init__(self, daemonInstance, timerFunction, frequency, makeThread=True, threadAmount=1, maxThreads=5, requiresPeer=False, myArgs=[]):
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self.timerFunction = timerFunction
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self.frequency = frequency
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self.threadAmount = threadAmount
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self.makeThread = makeThread
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self.requiresPeer = requiresPeer
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self.daemonInstance = daemonInstance
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self.maxThreads = maxThreads
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self._core = self.daemonInstance._core
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self.args = myArgs
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self.daemonInstance.timers.append(self)
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self.count = 0
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def processTimer(self):
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# mark how many instances of a thread we have (decremented at thread end)
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try:
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self.daemonInstance.threadCounts[self.timerFunction.__name__]
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except KeyError:
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self.daemonInstance.threadCounts[self.timerFunction.__name__] = 0
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# execute thread if it is time, and we are not missing *required* online peer
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if self.count == self.frequency and not self.daemonInstance.shutdown:
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try:
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if self.requiresPeer and len(self.daemonInstance.onlinePeers) == 0:
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raise onionrexceptions.OnlinePeerNeeded
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except onionrexceptions.OnlinePeerNeeded:
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pass
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else:
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if self.makeThread:
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for i in range(self.threadAmount):
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if self.daemonInstance.threadCounts[self.timerFunction.__name__] >= self.maxThreads:
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logger.debug('%s is currently using the maximum number of threads, not starting another.' % self.timerFunction.__name__)
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else:
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self.daemonInstance.threadCounts[self.timerFunction.__name__] += 1
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newThread = threading.Thread(target=self.timerFunction, args=self.args)
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newThread.start()
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else:
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self.timerFunction()
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self.count = -1 # negative 1 because its incremented at bottom
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self.count += 1
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