Connect WorkProver to SingleWorker
This commit is contained in:
Biryuzovye Kleshni
parent
3c0e23574d
commit
8e0bff7d52
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@ -918,7 +918,7 @@ def loadSent():
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# Set status string
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if status == "awaitingpubkey":
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statstr = "Waiting for their public key. Will request it again soon"
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elif status == "doingpowforpubkey":
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elif status == "doingpubkeypow":
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statstr = "Encryption key request queued"
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elif status == "msgqueued":
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statstr = "Message queued"
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@ -201,7 +201,6 @@ class Main:
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smtpServerThread = smtpServer()
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smtpServerThread.start()
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# Start the thread that calculates POWs
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objectProcessorThread = objectProcessor()
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# DON'T close the main program even the thread remains.
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# This thread checks the shutdown variable after processing
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@ -430,7 +429,7 @@ if __name__ == "__main__":
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from class_sqlThread import sqlThread
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from class_singleCleaner import singleCleaner
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from class_objectProcessor import objectProcessor
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from class_singleWorker import singleWorker
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from singleworker import singleWorker
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from class_addressGenerator import addressGenerator
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from bmconfigparser import BMConfigParser
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@ -44,7 +44,6 @@ from account import (
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getSortedAccounts, getSortedSubscriptions, accountClass, BMAccount,
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GatewayAccount, MailchuckAccount, AccountColor)
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import dialogs
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from helper_generic import powQueueSize
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from network.stats import pendingDownload, pendingUpload
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from uisignaler import UISignaler
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import knownnodes
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@ -760,6 +759,8 @@ class MyForm(settingsmixin.SMainWindow):
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"newVersionAvailable(PyQt_PyObject)"), self.newVersionAvailable)
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QtCore.QObject.connect(self.UISignalThread, QtCore.SIGNAL(
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"displayAlert(PyQt_PyObject,PyQt_PyObject,PyQt_PyObject)"), self.displayAlert)
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QtCore.QObject.connect(self.UISignalThread, QtCore.SIGNAL(
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"updateWorkProverStatus(PyQt_PyObject)"), self.updateWorkProverStatus)
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self.UISignalThread.start()
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# Key press in tree view
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@ -809,6 +810,8 @@ class MyForm(settingsmixin.SMainWindow):
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' Fetch Namecoin ID button')
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self.ui.pushButtonFetchNamecoinID.hide()
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self.POWTasksCount = 0
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def updateTTL(self, sliderPosition):
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TTL = int(sliderPosition ** 3.199 + 3600)
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self.updateHumanFriendlyTTLDescription(TTL)
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@ -1036,7 +1039,7 @@ class MyForm(settingsmixin.SMainWindow):
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if status == 'awaitingpubkey':
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statusText = _translate(
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"MainWindow", "Waiting for their encryption key. Will request it again soon.")
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elif status == 'doingpowforpubkey':
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elif status == 'doingpubkeypow':
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statusText = _translate(
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"MainWindow", "Doing work necessary to request encryption key.")
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elif status == 'msgqueued':
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@ -1790,6 +1793,9 @@ class MyForm(settingsmixin.SMainWindow):
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if exitAfterUserClicksOk:
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os._exit(0)
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def updateWorkProverStatus(self, status):
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self.POWTasksCount = status[3]
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def rerenderMessagelistFromLabels(self):
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for messagelist in (self.ui.tableWidgetInbox, self.ui.tableWidgetInboxChans, self.ui.tableWidgetInboxSubscriptions):
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for i in range(messagelist.rowCount()):
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@ -2712,9 +2718,9 @@ class MyForm(settingsmixin.SMainWindow):
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waitForSync = False
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# C PoW currently doesn't support interrupting and OpenCL is untested
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if getPowType() == "python" and (powQueueSize() > 0 or pendingUpload() > 0):
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if getPowType() == "python" and (self.POWTasksCount > 0 or pendingUpload() > 0):
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reply = QtGui.QMessageBox.question(self, _translate("MainWindow", "Proof of work pending"),
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_translate("MainWindow", "%n object(s) pending proof of work", None, QtCore.QCoreApplication.CodecForTr, powQueueSize()) + ", " +
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_translate("MainWindow", "%n object(s) pending proof of work", None, QtCore.QCoreApplication.CodecForTr, self.POWTasksCount) + ", " +
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_translate("MainWindow", "%n object(s) waiting to be distributed", None, QtCore.QCoreApplication.CodecForTr, pendingUpload()) + "\n\n" +
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_translate("MainWindow", "Wait until these tasks finish?"),
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QtGui.QMessageBox.Yes|QtGui.QMessageBox.No|QtGui.QMessageBox.Cancel, QtGui.QMessageBox.Cancel)
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@ -2770,10 +2776,10 @@ class MyForm(settingsmixin.SMainWindow):
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if waitForPow:
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# check if PoW queue empty
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maxWorkerQueue = 0
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curWorkerQueue = powQueueSize()
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curWorkerQueue = self.POWTasksCount
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while curWorkerQueue > 0:
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# worker queue size
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curWorkerQueue = powQueueSize()
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curWorkerQueue = self.POWTasksCount
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if curWorkerQueue > maxWorkerQueue:
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maxWorkerQueue = curWorkerQueue
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if curWorkerQueue > 0:
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@ -74,6 +74,8 @@ class UISignaler(QThread):
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elif command == 'alert':
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title, text, exitAfterUserClicksOk = data
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self.emit(SIGNAL("displayAlert(PyQt_PyObject, PyQt_PyObject, PyQt_PyObject)"), title, text, exitAfterUserClicksOk)
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elif command == "updateWorkProverStatus":
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self.emit(SIGNAL("updateWorkProverStatus(PyQt_PyObject)"), data)
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else:
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sys.stderr.write(
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'Command sent to UISignaler not recognized: %s\n' % command)
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@ -201,12 +201,10 @@ class addressGenerator(threading.Thread, StoppableThread):
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queues.UISignalQueue.put(('writeNewAddressToTable', (
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label, address, streamNumber)))
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shared.reloadMyAddressHashes()
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if addressVersionNumber == 3:
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queues.workerQueue.put((
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'sendOutOrStoreMyV3Pubkey', ripe.digest()))
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elif addressVersionNumber == 4:
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queues.workerQueue.put((
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'sendOutOrStoreMyV4Pubkey', address))
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# If this is a chan address, the worker thread won't send out the pubkey over the network
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queues.workerQueue.put(("sendMyPubkey", address))
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elif command == 'createDeterministicAddresses' \
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or command == 'getDeterministicAddress' \
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@ -366,15 +364,11 @@ class addressGenerator(threading.Thread, StoppableThread):
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encodeVarint(streamNumber) + ripe.digest()
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).digest()).digest()[32:]
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shared.myAddressesByTag[tag] = address
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if addressVersionNumber == 3:
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# If this is a chan address,
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# the worker thread won't send out
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# the pubkey over the network.
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queues.workerQueue.put((
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'sendOutOrStoreMyV3Pubkey', ripe.digest()))
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elif addressVersionNumber == 4:
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queues.workerQueue.put((
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'sendOutOrStoreMyV4Pubkey', address))
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# If this is a chan address, the worker thread won't send out the pubkey over the network
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queues.workerQueue.put(("sendMyPubkey", address))
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queues.UISignalQueue.put((
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'updateStatusBar',
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tr._translate(
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@ -114,30 +114,29 @@ class objectProcessor(threading.Thread):
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break
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def checkackdata(self, data):
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# Let's check whether this is a message acknowledgement bound for us.
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if len(data) < 32:
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ackData = data[16: ]
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if len(ackData) < 16 or ackData not in state.watchedAckData:
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logger.debug("This object is not an acknowledgement bound for us")
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return
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# bypass nonce and time, retain object type/version/stream + body
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readPosition = 16
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logger.info("This object is an acknowledgement bound for us")
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if data[readPosition:] in shared.ackdataForWhichImWatching:
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logger.info('This object is an acknowledgement bound for me.')
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del shared.ackdataForWhichImWatching[data[readPosition:]]
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sqlExecute(
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'UPDATE sent SET status=?, lastactiontime=?'
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' WHERE ackdata=?',
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'ackreceived', int(time.time()), data[readPosition:])
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queues.UISignalQueue.put((
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'updateSentItemStatusByAckdata',
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(data[readPosition:],
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tr._translate(
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"MainWindow",
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"Acknowledgement of the message received %1"
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).arg(l10n.formatTimestamp()))
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))
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else:
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logger.debug('This object is not an acknowledgement bound for me.')
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state.watchedAckData -= {ackData}
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sqlExecute("""
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UPDATE "sent" SET "status" = 'ackreceived', "lastactiontime" = ?
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WHERE "status" IN ('doingmsgpow', 'msgsent') AND "ackdata" == ?;
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""", int(time.time()), ackData)
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queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
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ackData,
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tr._translate(
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"MainWindow",
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"Acknowledgement of the message received %1"
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).arg(l10n.formatTimestamp())
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)))
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def processgetpubkey(self, data):
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if len(data) > 200:
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@ -237,12 +236,8 @@ class objectProcessor(threading.Thread):
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'Found getpubkey-requested-hash in my list of EC hashes.'
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' Telling Worker thread to do the POW for a pubkey message'
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' and send it out.')
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if requestedAddressVersionNumber == 2:
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queues.workerQueue.put(('doPOWForMyV2Pubkey', requestedHash))
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elif requestedAddressVersionNumber == 3:
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queues.workerQueue.put(('sendOutOrStoreMyV3Pubkey', requestedHash))
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elif requestedAddressVersionNumber == 4:
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queues.workerQueue.put(('sendOutOrStoreMyV4Pubkey', myAddress))
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queues.workerQueue.put(("sendMyPubkey", myAddress))
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def processpubkey(self, data):
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pubkeyProcessingStartTime = time.time()
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@ -396,20 +391,23 @@ class objectProcessor(threading.Thread):
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' Sanity check failed.')
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return
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tag = data[readPosition:readPosition + 32]
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if tag not in state.neededPubkeys:
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logger.info(
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'We don\'t need this v4 pubkey. We didn\'t ask for it.')
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return
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tag = data[readPosition: readPosition + 32]
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attributes = state.neededPubkeys.get(tag, None)
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# Let us try to decrypt the pubkey
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toAddress, _ = state.neededPubkeys[tag]
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if shared.decryptAndCheckPubkeyPayload(data, toAddress) == \
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'successful':
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# At this point we know that we have been waiting on this
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# pubkey. This function will command the workerThread
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# to start work on the messages that require it.
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self.possibleNewPubkey(toAddress)
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if attributes is None:
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logger.info("We don't need this v4 pubkey. We didn't ask for it")
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else:
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address, cryptor = attributes
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storedData = protocol.decryptAndCheckV4Pubkey(data, address, cryptor)
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if storedData is not None:
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sqlExecute("""
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INSERT INTO "pubkeys" ("address", "addressversion", "transmitdata", "time", "usedpersonally")
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VALUES (?, 4, ?, ?, 'yes');
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""", address, storedData, int(time.time()))
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self.possibleNewPubkey(address)
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# Display timing data
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timeRequiredToProcessPubkey = time.time(
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@ -608,7 +606,7 @@ class objectProcessor(threading.Thread):
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# If the toAddress version number is 3 or higher and not one of
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# my chan addresses:
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if decodeAddress(toAddress)[1] >= 3 \
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and not BMConfigParser().safeGetBoolean(toAddress, 'chan'):
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and not BMConfigParser().has_section(toAddress):
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# If I'm not friendly with this person:
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if not shared.isAddressInMyAddressBookSubscriptionsListOrWhitelist(fromAddress):
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requiredNonceTrialsPerByte = BMConfigParser().getint(
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@ -1015,42 +1013,42 @@ class objectProcessor(threading.Thread):
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have been waiting for. Let's check.
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"""
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# For address versions <= 3, we wait on a key with the correct
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# address version, stream number and RIPE hash.
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_, addressVersion, streamNumber, ripe = decodeAddress(address)
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if addressVersion <= 3:
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if address in state.neededPubkeys:
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del state.neededPubkeys[address]
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self.sendMessages(address)
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else:
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logger.debug(
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'We don\'t need this pub key. We didn\'t ask for it.'
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' For address: %s', address)
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# For address versions >= 4, we wait on a pubkey with the correct tag.
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# Let us create the tag from the address and see if we were waiting
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# for it.
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elif addressVersion >= 4:
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tag = hashlib.sha512(hashlib.sha512(
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encodeVarint(addressVersion) + encodeVarint(streamNumber)
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+ ripe).digest()
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).digest()[32:]
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if tag in state.neededPubkeys:
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del state.neededPubkeys[tag]
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self.sendMessages(address)
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status, version, stream, ripe = decodeAddress(address)
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def sendMessages(self, address):
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"""
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This function is called by the possibleNewPubkey function when
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that function sees that we now have the necessary pubkey
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to send one or more messages.
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"""
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logger.info('We have been awaiting the arrival of this pubkey.')
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sqlExecute(
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"UPDATE sent SET status='doingmsgpow', retrynumber=0"
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" WHERE toaddress=?"
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" AND (status='awaitingpubkey' OR status='doingpubkeypow')"
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" AND folder='sent'", address)
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queues.workerQueue.put(('sendmessage', ''))
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if version <= 3:
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needed = address in state.neededPubkeys
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state.neededPubkeys.pop(address, None)
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elif version == 4:
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secretEncryptionKey, tag = protocol.calculateAddressTag(version, stream, ripe)
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needed = tag in state.neededPubkeys
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state.neededPubkeys.pop(tag, None)
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if needed:
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logger.info("We have been awaiting the arrival of this pubkey")
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sqlExecute("""
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UPDATE "sent" SET "status" = 'msgqueued'
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WHERE "status" IN ('doingpubkeypow', 'awaitingpubkey') AND "toaddress" == ? AND "folder" == 'sent';
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""", address)
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queues.workerQueue.put(("sendmessage", ))
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queued = sqlQuery("""
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SELECT "ackdata" FROM "sent"
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WHERE "status" == 'msgqueued' AND "toaddress" == ? AND "folder" == 'sent';
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""", address)
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for i, in queued:
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queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
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i,
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tr._translate(
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"MainWindow",
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"Queued."
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)
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)))
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else:
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logger.debug("We don't need this pubkey, we didn't ask for it: %s", address)
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def ackDataHasAValidHeader(self, ackData):
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if len(ackData) < protocol.Header.size:
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@ -35,6 +35,44 @@ import knownnodes
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import queues
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import state
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def resendStaleMessages():
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staleMessages = sqlQuery("""
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SELECT "toaddress", "ackdata", "status" FROM "sent"
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WHERE "status" IN ('awaitingpubkey', 'msgsent') AND "sleeptill" < ? AND "senttime" > ? AND "folder" == 'sent';
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""", int(time.time()), int(time.time()) - shared.maximumLengthOfTimeToBotherResendingMessages)
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resendMessages = False
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for destination, ackData, status in staleMessages:
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if status == "awaitingpubkey":
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logger.info("Retrying getpubkey request for %s", destination)
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sqlExecute("""
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UPDATE "sent" SET "status" = 'msgqueued'
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WHERE "status" == 'awaitingpubkey' AND "ackdata" == ?;
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""", ackData)
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elif status == "msgsent":
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state.watchedAckData -= {ackData}
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sqlExecute("""
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UPDATE "sent" SET "status" = 'msgqueued'
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WHERE "status" == 'msgsent' AND "ackdata" == ?;
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""", ackData)
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queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
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ackData,
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tr._translate(
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"MainWindow",
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"Queued."
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)
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)))
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resendMessages = True
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if resendMessages:
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logger.info("Resending old messages with undelivered acks or unknown pubkeys")
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queues.workerQueue.put(("sendmessage", ))
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class singleCleaner(threading.Thread, StoppableThread):
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cycleLength = 300
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@ -92,28 +130,8 @@ class singleCleaner(threading.Thread, StoppableThread):
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# Let us resend getpubkey objects if we have not yet heard
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# a pubkey, and also msg objects if we have not yet heard
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# an acknowledgement
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queryreturn = sqlQuery(
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"SELECT toaddress, ackdata, status FROM sent"
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" WHERE ((status='awaitingpubkey' OR status='msgsent')"
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" AND folder='sent' AND sleeptill<? AND senttime>?)",
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int(time.time()),
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int(time.time())
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- shared.maximumLengthOfTimeToBotherResendingMessages
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)
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for row in queryreturn:
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if len(row) < 2:
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logger.error(
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'Something went wrong in the singleCleaner thread:'
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' a query did not return the requested fields. %r',
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row
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)
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self.stop.wait(3)
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break
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toAddress, ackData, status = row
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if status == 'awaitingpubkey':
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resendPubkeyRequest(toAddress)
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elif status == 'msgsent':
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resendMsg(ackData)
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resendStaleMessages()
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# cleanup old nodes
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now = int(time.time())
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@ -189,41 +207,3 @@ class singleCleaner(threading.Thread, StoppableThread):
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if state.shutdown == 0:
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self.stop.wait(singleCleaner.cycleLength)
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def resendPubkeyRequest(address):
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logger.debug(
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'It has been a long time and we haven\'t heard a response to our'
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' getpubkey request. Sending again.'
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)
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try:
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# We need to take this entry out of the neededPubkeys structure
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# because the queues.workerQueue checks to see whether the entry
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# is already present and will not do the POW and send the message
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# because it assumes that it has already done it recently.
|
||||
del state.neededPubkeys[address]
|
||||
except:
|
||||
pass
|
||||
|
||||
queues.UISignalQueue.put((
|
||||
'updateStatusBar',
|
||||
'Doing work necessary to again attempt to request a public key...'))
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='msgqueued' WHERE toaddress=?''',
|
||||
address)
|
||||
queues.workerQueue.put(('sendmessage', ''))
|
||||
|
||||
|
||||
def resendMsg(ackdata):
|
||||
logger.debug(
|
||||
'It has been a long time and we haven\'t heard an acknowledgement'
|
||||
' to our msg. Sending again.'
|
||||
)
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='msgqueued' WHERE ackdata=?''',
|
||||
ackdata)
|
||||
queues.workerQueue.put(('sendmessage', ''))
|
||||
queues.UISignalQueue.put((
|
||||
'updateStatusBar',
|
||||
'Doing work necessary to again attempt to deliver a message...'
|
||||
))
|
||||
|
|
|
|||
|
|
@ -1,1418 +0,0 @@
|
|||
from __future__ import division
|
||||
|
||||
import time
|
||||
import threading
|
||||
import hashlib
|
||||
from struct import pack
|
||||
# used when the API must execute an outside program
|
||||
from subprocess import call # nosec
|
||||
from binascii import hexlify, unhexlify
|
||||
|
||||
import tr
|
||||
import l10n
|
||||
import protocol
|
||||
import queues
|
||||
import state
|
||||
import shared
|
||||
import defaults
|
||||
import highlevelcrypto
|
||||
import proofofwork
|
||||
import helper_inbox
|
||||
import helper_random
|
||||
import helper_msgcoding
|
||||
from bmconfigparser import BMConfigParser
|
||||
from debug import logger
|
||||
from inventory import Inventory
|
||||
from addresses import (
|
||||
decodeAddress, encodeVarint, decodeVarint, calculateInventoryHash
|
||||
)
|
||||
# from helper_generic import addDataPadding
|
||||
from helper_threading import StoppableThread
|
||||
from helper_sql import sqlQuery, sqlExecute
|
||||
|
||||
|
||||
# This thread, of which there is only one, does the heavy lifting:
|
||||
# calculating POWs.
|
||||
|
||||
def sizeof_fmt(num, suffix='h/s'):
|
||||
for unit in ['', 'k', 'M', 'G', 'T', 'P', 'E', 'Z']:
|
||||
if abs(num) < 1000.0:
|
||||
return "%3.1f%s%s" % (num, unit, suffix)
|
||||
num /= 1024.0
|
||||
return "%.1f%s%s" % (num, 'Yi', suffix)
|
||||
|
||||
|
||||
class singleWorker(threading.Thread, StoppableThread):
|
||||
|
||||
def __init__(self):
|
||||
# QThread.__init__(self, parent)
|
||||
threading.Thread.__init__(self, name="singleWorker")
|
||||
self.initStop()
|
||||
proofofwork.init()
|
||||
|
||||
def stopThread(self):
|
||||
try:
|
||||
queues.workerQueue.put(("stopThread", "data"))
|
||||
except:
|
||||
pass
|
||||
super(singleWorker, self).stopThread()
|
||||
|
||||
def run(self):
|
||||
|
||||
while not state.sqlReady and state.shutdown == 0:
|
||||
self.stop.wait(2)
|
||||
if state.shutdown > 0:
|
||||
return
|
||||
|
||||
# Initialize the neededPubkeys dictionary.
|
||||
queryreturn = sqlQuery(
|
||||
'''SELECT DISTINCT toaddress FROM sent'''
|
||||
''' WHERE (status='awaitingpubkey' AND folder='sent')''')
|
||||
for row in queryreturn:
|
||||
toAddress, = row
|
||||
# toStatus
|
||||
_, toAddressVersionNumber, toStreamNumber, toRipe = \
|
||||
decodeAddress(toAddress)
|
||||
if toAddressVersionNumber <= 3:
|
||||
state.neededPubkeys[toAddress] = 0
|
||||
elif toAddressVersionNumber >= 4:
|
||||
doubleHashOfAddressData = hashlib.sha512(hashlib.sha512(
|
||||
encodeVarint(toAddressVersionNumber) +
|
||||
encodeVarint(toStreamNumber) + toRipe
|
||||
).digest()).digest()
|
||||
# Note that this is the first half of the sha512 hash.
|
||||
privEncryptionKey = doubleHashOfAddressData[:32]
|
||||
tag = doubleHashOfAddressData[32:]
|
||||
# We'll need this for when we receive a pubkey reply:
|
||||
# it will be encrypted and we'll need to decrypt it.
|
||||
state.neededPubkeys[tag] = (
|
||||
toAddress,
|
||||
highlevelcrypto.makeCryptor(
|
||||
hexlify(privEncryptionKey))
|
||||
)
|
||||
|
||||
# Initialize the shared.ackdataForWhichImWatching data structure
|
||||
queryreturn = sqlQuery(
|
||||
'''SELECT ackdata FROM sent WHERE status = 'msgsent' ''')
|
||||
for row in queryreturn:
|
||||
ackdata, = row
|
||||
logger.info('Watching for ackdata ' + hexlify(ackdata))
|
||||
shared.ackdataForWhichImWatching[ackdata] = 0
|
||||
|
||||
# Fix legacy (headerless) watched ackdata to include header
|
||||
for oldack in shared.ackdataForWhichImWatching.keys():
|
||||
if (len(oldack) == 32):
|
||||
# attach legacy header, always constant (msg/1/1)
|
||||
newack = '\x00\x00\x00\x02\x01\x01' + oldack
|
||||
shared.ackdataForWhichImWatching[newack] = 0
|
||||
sqlExecute(
|
||||
'UPDATE sent SET ackdata=? WHERE ackdata=?',
|
||||
newack, oldack
|
||||
)
|
||||
del shared.ackdataForWhichImWatching[oldack]
|
||||
|
||||
# give some time for the GUI to start
|
||||
# before we start on existing POW tasks.
|
||||
self.stop.wait(10)
|
||||
|
||||
if state.shutdown == 0:
|
||||
# just in case there are any pending tasks for msg
|
||||
# messages that have yet to be sent.
|
||||
queues.workerQueue.put(('sendmessage', ''))
|
||||
# just in case there are any tasks for Broadcasts
|
||||
# that have yet to be sent.
|
||||
queues.workerQueue.put(('sendbroadcast', ''))
|
||||
|
||||
while state.shutdown == 0:
|
||||
self.busy = 0
|
||||
command, data = queues.workerQueue.get()
|
||||
self.busy = 1
|
||||
if command == 'sendmessage':
|
||||
try:
|
||||
self.sendMsg()
|
||||
except:
|
||||
pass
|
||||
elif command == 'sendbroadcast':
|
||||
try:
|
||||
self.sendBroadcast()
|
||||
except:
|
||||
pass
|
||||
elif command == 'doPOWForMyV2Pubkey':
|
||||
try:
|
||||
self.doPOWForMyV2Pubkey(data)
|
||||
except:
|
||||
pass
|
||||
elif command == 'sendOutOrStoreMyV3Pubkey':
|
||||
try:
|
||||
self.sendOutOrStoreMyV3Pubkey(data)
|
||||
except:
|
||||
pass
|
||||
elif command == 'sendOutOrStoreMyV4Pubkey':
|
||||
try:
|
||||
self.sendOutOrStoreMyV4Pubkey(data)
|
||||
except:
|
||||
pass
|
||||
elif command == 'resetPoW':
|
||||
try:
|
||||
proofofwork.resetPoW()
|
||||
except:
|
||||
pass
|
||||
elif command == 'stopThread':
|
||||
self.busy = 0
|
||||
return
|
||||
else:
|
||||
logger.error(
|
||||
'Probable programming error: The command sent'
|
||||
' to the workerThread is weird. It is: %s\n',
|
||||
command
|
||||
)
|
||||
|
||||
queues.workerQueue.task_done()
|
||||
logger.info("Quitting...")
|
||||
|
||||
def _getKeysForAddress(self, address):
|
||||
privSigningKeyBase58 = BMConfigParser().get(
|
||||
address, 'privsigningkey')
|
||||
privEncryptionKeyBase58 = BMConfigParser().get(
|
||||
address, 'privencryptionkey')
|
||||
|
||||
privSigningKeyHex = hexlify(shared.decodeWalletImportFormat(
|
||||
privSigningKeyBase58))
|
||||
privEncryptionKeyHex = hexlify(shared.decodeWalletImportFormat(
|
||||
privEncryptionKeyBase58))
|
||||
|
||||
# The \x04 on the beginning of the public keys are not sent.
|
||||
# This way there is only one acceptable way to encode
|
||||
# and send a public key.
|
||||
pubSigningKey = unhexlify(highlevelcrypto.privToPub(
|
||||
privSigningKeyHex))[1:]
|
||||
pubEncryptionKey = unhexlify(highlevelcrypto.privToPub(
|
||||
privEncryptionKeyHex))[1:]
|
||||
|
||||
return privSigningKeyHex, privEncryptionKeyHex, \
|
||||
pubSigningKey, pubEncryptionKey
|
||||
|
||||
def _doPOWDefaults(self, payload, TTL,
|
||||
log_prefix='',
|
||||
log_time=False):
|
||||
target = 2 ** 64 / (
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte * (
|
||||
len(payload) + 8 +
|
||||
defaults.networkDefaultPayloadLengthExtraBytes + ((
|
||||
TTL * (
|
||||
len(payload) + 8 +
|
||||
defaults.networkDefaultPayloadLengthExtraBytes
|
||||
)) / (2 ** 16))
|
||||
))
|
||||
initialHash = hashlib.sha512(payload).digest()
|
||||
logger.info(
|
||||
'%s Doing proof of work... TTL set to %s', log_prefix, TTL)
|
||||
if log_time:
|
||||
start_time = time.time()
|
||||
trialValue, nonce = proofofwork.run(target, initialHash)
|
||||
logger.info(
|
||||
'%s Found proof of work %s Nonce: %s',
|
||||
log_prefix, trialValue, nonce
|
||||
)
|
||||
try:
|
||||
delta = time.time() - start_time
|
||||
logger.info(
|
||||
'PoW took %.1f seconds, speed %s.',
|
||||
delta, sizeof_fmt(nonce / delta)
|
||||
)
|
||||
except: # NameError
|
||||
pass
|
||||
payload = pack('>Q', nonce) + payload
|
||||
# inventoryHash = calculateInventoryHash(payload)
|
||||
return payload
|
||||
|
||||
# This function also broadcasts out the pubkey message
|
||||
# once it is done with the POW
|
||||
def doPOWForMyV2Pubkey(self, adressHash):
|
||||
# Look up my stream number based on my address hash
|
||||
"""configSections = shared.config.addresses()
|
||||
for addressInKeysFile in configSections:
|
||||
if addressInKeysFile != 'bitmessagesettings':
|
||||
status, addressVersionNumber, streamNumber, \
|
||||
hashFromThisParticularAddress = \
|
||||
decodeAddress(addressInKeysFile)
|
||||
if hash == hashFromThisParticularAddress:
|
||||
myAddress = addressInKeysFile
|
||||
break"""
|
||||
myAddress = shared.myAddressesByHash[adressHash]
|
||||
# status
|
||||
_, addressVersionNumber, streamNumber, adressHash = decodeAddress(myAddress)
|
||||
|
||||
# 28 days from now plus or minus five minutes
|
||||
TTL = int(28 * 24 * 60 * 60 + helper_random.randomrandrange(-300, 300))
|
||||
embeddedTime = int(time.time() + TTL)
|
||||
payload = pack('>Q', (embeddedTime))
|
||||
payload += '\x00\x00\x00\x01' # object type: pubkey
|
||||
payload += encodeVarint(addressVersionNumber) # Address version number
|
||||
payload += encodeVarint(streamNumber)
|
||||
# bitfield of features supported by me (see the wiki).
|
||||
payload += protocol.getBitfield(myAddress)
|
||||
|
||||
try:
|
||||
# privSigningKeyHex, privEncryptionKeyHex
|
||||
_, _, pubSigningKey, pubEncryptionKey = \
|
||||
self._getKeysForAddress(myAddress)
|
||||
except Exception as err:
|
||||
logger.error(
|
||||
'Error within doPOWForMyV2Pubkey. Could not read'
|
||||
' the keys from the keys.dat file for a requested'
|
||||
' address. %s\n', err
|
||||
)
|
||||
return
|
||||
|
||||
payload += pubSigningKey + pubEncryptionKey
|
||||
|
||||
# Do the POW for this pubkey message
|
||||
payload = self._doPOWDefaults(
|
||||
payload, TTL, log_prefix='(For pubkey message)')
|
||||
|
||||
inventoryHash = calculateInventoryHash(payload)
|
||||
objectType = 1
|
||||
Inventory()[inventoryHash] = (
|
||||
objectType, streamNumber, payload, embeddedTime, '')
|
||||
|
||||
logger.info('broadcasting inv with hash: %s', hexlify(inventoryHash))
|
||||
|
||||
queues.invQueue.put((streamNumber, inventoryHash))
|
||||
queues.UISignalQueue.put(('updateStatusBar', ''))
|
||||
try:
|
||||
BMConfigParser().set(
|
||||
myAddress, 'lastpubkeysendtime', str(int(time.time())))
|
||||
BMConfigParser().save()
|
||||
except:
|
||||
# The user deleted the address out of the keys.dat file
|
||||
# before this finished.
|
||||
pass
|
||||
|
||||
# If this isn't a chan address, this function assembles the pubkey data,
|
||||
# does the necessary POW and sends it out. If it *is* a chan then it
|
||||
# assembles the pubkey and stores is in the pubkey table so that we can
|
||||
# send messages to "ourselves".
|
||||
def sendOutOrStoreMyV3Pubkey(self, adressHash):
|
||||
try:
|
||||
myAddress = shared.myAddressesByHash[adressHash]
|
||||
except:
|
||||
# The address has been deleted.
|
||||
return
|
||||
if BMConfigParser().safeGetBoolean(myAddress, 'chan'):
|
||||
logger.info('This is a chan address. Not sending pubkey.')
|
||||
return
|
||||
_, addressVersionNumber, streamNumber, adressHash = decodeAddress(
|
||||
myAddress)
|
||||
|
||||
# 28 days from now plus or minus five minutes
|
||||
TTL = int(28 * 24 * 60 * 60 + helper_random.randomrandrange(-300, 300))
|
||||
embeddedTime = int(time.time() + TTL)
|
||||
|
||||
# signedTimeForProtocolV2 = embeddedTime - TTL
|
||||
# According to the protocol specification, the expiresTime
|
||||
# along with the pubkey information is signed. But to be
|
||||
# backwards compatible during the upgrade period, we shall sign
|
||||
# not the expiresTime but rather the current time. There must be
|
||||
# precisely a 28 day difference between the two. After the upgrade
|
||||
# period we'll switch to signing the whole payload with the
|
||||
# expiresTime time.
|
||||
|
||||
payload = pack('>Q', (embeddedTime))
|
||||
payload += '\x00\x00\x00\x01' # object type: pubkey
|
||||
payload += encodeVarint(addressVersionNumber) # Address version number
|
||||
payload += encodeVarint(streamNumber)
|
||||
# bitfield of features supported by me (see the wiki).
|
||||
payload += protocol.getBitfield(myAddress)
|
||||
|
||||
try:
|
||||
# , privEncryptionKeyHex
|
||||
privSigningKeyHex, _, pubSigningKey, pubEncryptionKey = \
|
||||
self._getKeysForAddress(myAddress)
|
||||
except Exception as err:
|
||||
logger.error(
|
||||
'Error within sendOutOrStoreMyV3Pubkey. Could not read'
|
||||
' the keys from the keys.dat file for a requested'
|
||||
' address. %s\n', err
|
||||
)
|
||||
return
|
||||
|
||||
payload += pubSigningKey + pubEncryptionKey
|
||||
|
||||
payload += encodeVarint(BMConfigParser().getint(
|
||||
myAddress, 'noncetrialsperbyte'))
|
||||
payload += encodeVarint(BMConfigParser().getint(
|
||||
myAddress, 'payloadlengthextrabytes'))
|
||||
|
||||
signature = highlevelcrypto.sign(payload, privSigningKeyHex)
|
||||
payload += encodeVarint(len(signature))
|
||||
payload += signature
|
||||
|
||||
# Do the POW for this pubkey message
|
||||
payload = self._doPOWDefaults(
|
||||
payload, TTL, log_prefix='(For pubkey message)')
|
||||
|
||||
inventoryHash = calculateInventoryHash(payload)
|
||||
objectType = 1
|
||||
Inventory()[inventoryHash] = (
|
||||
objectType, streamNumber, payload, embeddedTime, '')
|
||||
|
||||
logger.info('broadcasting inv with hash: ' + hexlify(inventoryHash))
|
||||
|
||||
queues.invQueue.put((streamNumber, inventoryHash))
|
||||
queues.UISignalQueue.put(('updateStatusBar', ''))
|
||||
try:
|
||||
BMConfigParser().set(
|
||||
myAddress, 'lastpubkeysendtime', str(int(time.time())))
|
||||
BMConfigParser().save()
|
||||
except:
|
||||
# The user deleted the address out of the keys.dat file
|
||||
# before this finished.
|
||||
pass
|
||||
|
||||
# If this isn't a chan address, this function assembles
|
||||
# the pubkey data, does the necessary POW and sends it out.
|
||||
def sendOutOrStoreMyV4Pubkey(self, myAddress):
|
||||
if not BMConfigParser().has_section(myAddress):
|
||||
# The address has been deleted.
|
||||
return
|
||||
if shared.BMConfigParser().safeGetBoolean(myAddress, 'chan'):
|
||||
logger.info('This is a chan address. Not sending pubkey.')
|
||||
return
|
||||
_, addressVersionNumber, streamNumber, addressHash = decodeAddress(
|
||||
myAddress)
|
||||
|
||||
# 28 days from now plus or minus five minutes
|
||||
TTL = int(28 * 24 * 60 * 60 + helper_random.randomrandrange(-300, 300))
|
||||
embeddedTime = int(time.time() + TTL)
|
||||
payload = pack('>Q', (embeddedTime))
|
||||
payload += '\x00\x00\x00\x01' # object type: pubkey
|
||||
payload += encodeVarint(addressVersionNumber) # Address version number
|
||||
payload += encodeVarint(streamNumber)
|
||||
dataToEncrypt = protocol.getBitfield(myAddress)
|
||||
|
||||
try:
|
||||
# , privEncryptionKeyHex
|
||||
privSigningKeyHex, _, pubSigningKey, pubEncryptionKey = \
|
||||
self._getKeysForAddress(myAddress)
|
||||
except Exception as err:
|
||||
logger.error(
|
||||
'Error within sendOutOrStoreMyV4Pubkey. Could not read'
|
||||
' the keys from the keys.dat file for a requested'
|
||||
' address. %s\n', err
|
||||
)
|
||||
return
|
||||
|
||||
dataToEncrypt += pubSigningKey + pubEncryptionKey
|
||||
|
||||
dataToEncrypt += encodeVarint(BMConfigParser().getint(
|
||||
myAddress, 'noncetrialsperbyte'))
|
||||
dataToEncrypt += encodeVarint(BMConfigParser().getint(
|
||||
myAddress, 'payloadlengthextrabytes'))
|
||||
|
||||
# When we encrypt, we'll use a hash of the data
|
||||
# contained in an address as a decryption key. This way
|
||||
# in order to read the public keys in a pubkey message,
|
||||
# a node must know the address first. We'll also tag,
|
||||
# unencrypted, the pubkey with part of the hash so that nodes
|
||||
# know which pubkey object to try to decrypt
|
||||
# when they want to send a message.
|
||||
doubleHashOfAddressData = hashlib.sha512(hashlib.sha512(
|
||||
encodeVarint(addressVersionNumber) +
|
||||
encodeVarint(streamNumber) + addressHash
|
||||
).digest()).digest()
|
||||
payload += doubleHashOfAddressData[32:] # the tag
|
||||
signature = highlevelcrypto.sign(
|
||||
payload + dataToEncrypt, privSigningKeyHex
|
||||
)
|
||||
dataToEncrypt += encodeVarint(len(signature))
|
||||
dataToEncrypt += signature
|
||||
|
||||
privEncryptionKey = doubleHashOfAddressData[:32]
|
||||
pubEncryptionKey = highlevelcrypto.pointMult(privEncryptionKey)
|
||||
payload += highlevelcrypto.encrypt(
|
||||
dataToEncrypt, hexlify(pubEncryptionKey))
|
||||
|
||||
# Do the POW for this pubkey message
|
||||
payload = self._doPOWDefaults(
|
||||
payload, TTL, log_prefix='(For pubkey message)')
|
||||
|
||||
inventoryHash = calculateInventoryHash(payload)
|
||||
objectType = 1
|
||||
Inventory()[inventoryHash] = (
|
||||
objectType, streamNumber, payload, embeddedTime,
|
||||
doubleHashOfAddressData[32:]
|
||||
)
|
||||
|
||||
logger.info('broadcasting inv with hash: ' + hexlify(inventoryHash))
|
||||
|
||||
queues.invQueue.put((streamNumber, inventoryHash))
|
||||
queues.UISignalQueue.put(('updateStatusBar', ''))
|
||||
try:
|
||||
BMConfigParser().set(
|
||||
myAddress, 'lastpubkeysendtime', str(int(time.time())))
|
||||
BMConfigParser().save()
|
||||
except Exception as err:
|
||||
logger.error(
|
||||
'Error: Couldn\'t add the lastpubkeysendtime'
|
||||
' to the keys.dat file. Error message: %s', err
|
||||
)
|
||||
|
||||
def sendBroadcast(self):
|
||||
# Reset just in case
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='broadcastqueued' '''
|
||||
|
||||
'''WHERE status = 'doingbroadcastpow' ''')
|
||||
queryreturn = sqlQuery(
|
||||
'''SELECT fromaddress, subject, message, '''
|
||||
''' ackdata, ttl, encodingtype FROM sent '''
|
||||
''' WHERE status=? and folder='sent' ''', 'broadcastqueued')
|
||||
|
||||
for row in queryreturn:
|
||||
fromaddress, subject, body, ackdata, TTL, encoding = row
|
||||
# status
|
||||
_, addressVersionNumber, streamNumber, ripe = \
|
||||
decodeAddress(fromaddress)
|
||||
if addressVersionNumber <= 1:
|
||||
logger.error(
|
||||
'Error: In the singleWorker thread, the '
|
||||
' sendBroadcast function doesn\'t understand'
|
||||
' the address version.\n')
|
||||
return
|
||||
# We need to convert our private keys to public keys in order
|
||||
# to include them.
|
||||
try:
|
||||
# , privEncryptionKeyHex
|
||||
privSigningKeyHex, _, pubSigningKey, pubEncryptionKey = \
|
||||
self._getKeysForAddress(fromaddress)
|
||||
except:
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Error! Could not find sender address"
|
||||
" (your address) in the keys.dat file."))
|
||||
))
|
||||
continue
|
||||
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='doingbroadcastpow' '''
|
||||
''' WHERE ackdata=? AND status='broadcastqueued' ''',
|
||||
ackdata)
|
||||
|
||||
# At this time these pubkeys are 65 bytes long
|
||||
# because they include the encoding byte which we won't
|
||||
# be sending in the broadcast message.
|
||||
# pubSigningKey = \
|
||||
# highlevelcrypto.privToPub(privSigningKeyHex).decode('hex')
|
||||
|
||||
if TTL > 28 * 24 * 60 * 60:
|
||||
TTL = 28 * 24 * 60 * 60
|
||||
if TTL < 60 * 60:
|
||||
TTL = 60 * 60
|
||||
# add some randomness to the TTL
|
||||
TTL = int(TTL + helper_random.randomrandrange(-300, 300))
|
||||
embeddedTime = int(time.time() + TTL)
|
||||
payload = pack('>Q', embeddedTime)
|
||||
payload += '\x00\x00\x00\x03' # object type: broadcast
|
||||
|
||||
if addressVersionNumber <= 3:
|
||||
payload += encodeVarint(4) # broadcast version
|
||||
else:
|
||||
payload += encodeVarint(5) # broadcast version
|
||||
|
||||
payload += encodeVarint(streamNumber)
|
||||
if addressVersionNumber >= 4:
|
||||
doubleHashOfAddressData = hashlib.sha512(hashlib.sha512(
|
||||
encodeVarint(addressVersionNumber) +
|
||||
encodeVarint(streamNumber) + ripe
|
||||
).digest()).digest()
|
||||
tag = doubleHashOfAddressData[32:]
|
||||
payload += tag
|
||||
else:
|
||||
tag = ''
|
||||
|
||||
dataToEncrypt = encodeVarint(addressVersionNumber)
|
||||
dataToEncrypt += encodeVarint(streamNumber)
|
||||
# behavior bitfield
|
||||
dataToEncrypt += protocol.getBitfield(fromaddress)
|
||||
dataToEncrypt += pubSigningKey + pubEncryptionKey
|
||||
if addressVersionNumber >= 3:
|
||||
dataToEncrypt += encodeVarint(BMConfigParser().getint(
|
||||
fromaddress, 'noncetrialsperbyte'))
|
||||
dataToEncrypt += encodeVarint(BMConfigParser().getint(
|
||||
fromaddress, 'payloadlengthextrabytes'))
|
||||
# message encoding type
|
||||
dataToEncrypt += encodeVarint(encoding)
|
||||
encodedMessage = helper_msgcoding.MsgEncode(
|
||||
{"subject": subject, "body": body}, encoding)
|
||||
dataToEncrypt += encodeVarint(encodedMessage.length)
|
||||
dataToEncrypt += encodedMessage.data
|
||||
dataToSign = payload + dataToEncrypt
|
||||
|
||||
signature = highlevelcrypto.sign(
|
||||
dataToSign, privSigningKeyHex)
|
||||
dataToEncrypt += encodeVarint(len(signature))
|
||||
dataToEncrypt += signature
|
||||
|
||||
# Encrypt the broadcast with the information
|
||||
# contained in the broadcaster's address.
|
||||
# Anyone who knows the address can generate
|
||||
# the private encryption key to decrypt the broadcast.
|
||||
# This provides virtually no privacy; its purpose is to keep
|
||||
# questionable and illegal content from flowing through the
|
||||
# Internet connections and being stored on the disk of 3rd parties.
|
||||
if addressVersionNumber <= 3:
|
||||
privEncryptionKey = hashlib.sha512(
|
||||
encodeVarint(addressVersionNumber) +
|
||||
encodeVarint(streamNumber) + ripe
|
||||
).digest()[:32]
|
||||
else:
|
||||
privEncryptionKey = doubleHashOfAddressData[:32]
|
||||
|
||||
pubEncryptionKey = highlevelcrypto.pointMult(privEncryptionKey)
|
||||
payload += highlevelcrypto.encrypt(
|
||||
dataToEncrypt, hexlify(pubEncryptionKey))
|
||||
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to send broadcast..."))
|
||||
))
|
||||
payload = self._doPOWDefaults(
|
||||
payload, TTL, log_prefix='(For broadcast message)')
|
||||
|
||||
# Sanity check. The payload size should never be larger
|
||||
# than 256 KiB. There should be checks elsewhere in the code
|
||||
# to not let the user try to send a message this large
|
||||
# until we implement message continuation.
|
||||
if len(payload) > 2 ** 18: # 256 KiB
|
||||
logger.critical(
|
||||
'This broadcast object is too large to send.'
|
||||
' This should never happen. Object size: %s',
|
||||
len(payload)
|
||||
)
|
||||
continue
|
||||
|
||||
inventoryHash = calculateInventoryHash(payload)
|
||||
objectType = 3
|
||||
Inventory()[inventoryHash] = (
|
||||
objectType, streamNumber, payload, embeddedTime, tag)
|
||||
logger.info(
|
||||
'sending inv (within sendBroadcast function)'
|
||||
' for object: %s',
|
||||
hexlify(inventoryHash)
|
||||
)
|
||||
queues.invQueue.put((streamNumber, inventoryHash))
|
||||
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Broadcast sent on %1"
|
||||
).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
|
||||
# Update the status of the message in the 'sent' table to have
|
||||
# a 'broadcastsent' status
|
||||
sqlExecute(
|
||||
'UPDATE sent SET msgid=?, status=?, lastactiontime=?'
|
||||
' WHERE ackdata=?',
|
||||
inventoryHash, 'broadcastsent', int(time.time()), ackdata
|
||||
)
|
||||
|
||||
def sendMsg(self):
|
||||
# Reset just in case
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='msgqueued' '''
|
||||
''' WHERE status IN ('doingpubkeypow', 'doingmsgpow')''')
|
||||
queryreturn = sqlQuery(
|
||||
'''SELECT toaddress, fromaddress, subject, message, '''
|
||||
''' ackdata, status, ttl, retrynumber, encodingtype FROM '''
|
||||
''' sent WHERE (status='msgqueued' or status='forcepow') '''
|
||||
''' and folder='sent' ''')
|
||||
# while we have a msg that needs some work
|
||||
for row in queryreturn:
|
||||
toaddress, fromaddress, subject, message, \
|
||||
ackdata, status, TTL, retryNumber, encoding = row
|
||||
# toStatus
|
||||
_, toAddressVersionNumber, toStreamNumber, toRipe = \
|
||||
decodeAddress(toaddress)
|
||||
# fromStatus, , ,fromRipe
|
||||
_, fromAddressVersionNumber, fromStreamNumber, _ = \
|
||||
decodeAddress(fromaddress)
|
||||
|
||||
# We may or may not already have the pubkey
|
||||
# for this toAddress. Let's check.
|
||||
if status == 'forcepow':
|
||||
# if the status of this msg is 'forcepow'
|
||||
# then clearly we have the pubkey already
|
||||
# because the user could not have overridden the message
|
||||
# about the POW being too difficult without knowing
|
||||
# the required difficulty.
|
||||
pass
|
||||
elif status == 'doingmsgpow':
|
||||
# We wouldn't have set the status to doingmsgpow
|
||||
# if we didn't already have the pubkey so let's assume
|
||||
# that we have it.
|
||||
pass
|
||||
# If we are sending a message to ourselves or a chan
|
||||
# then we won't need an entry in the pubkeys table;
|
||||
# we can calculate the needed pubkey using the private keys
|
||||
# in our keys.dat file.
|
||||
elif BMConfigParser().has_section(toaddress):
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='doingmsgpow' '''
|
||||
''' WHERE toaddress=? AND status='msgqueued' ''',
|
||||
toaddress
|
||||
)
|
||||
status = 'doingmsgpow'
|
||||
elif status == 'msgqueued':
|
||||
# Let's see if we already have the pubkey in our pubkeys table
|
||||
queryreturn = sqlQuery(
|
||||
'''SELECT address FROM pubkeys WHERE address=?''',
|
||||
toaddress
|
||||
)
|
||||
# If we have the needed pubkey in the pubkey table already,
|
||||
if queryreturn != []:
|
||||
# set the status of this msg to doingmsgpow
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='doingmsgpow' '''
|
||||
''' WHERE toaddress=? AND status='msgqueued' ''',
|
||||
toaddress
|
||||
)
|
||||
status = 'doingmsgpow'
|
||||
# mark the pubkey as 'usedpersonally' so that
|
||||
# we don't delete it later. If the pubkey version
|
||||
# is >= 4 then usedpersonally will already be set
|
||||
# to yes because we'll only ever have
|
||||
# usedpersonally v4 pubkeys in the pubkeys table.
|
||||
sqlExecute(
|
||||
'''UPDATE pubkeys SET usedpersonally='yes' '''
|
||||
''' WHERE address=?''',
|
||||
toaddress
|
||||
)
|
||||
# We don't have the needed pubkey in the pubkeys table already.
|
||||
else:
|
||||
if toAddressVersionNumber <= 3:
|
||||
toTag = ''
|
||||
else:
|
||||
toTag = hashlib.sha512(hashlib.sha512(
|
||||
encodeVarint(toAddressVersionNumber) +
|
||||
encodeVarint(toStreamNumber) + toRipe
|
||||
).digest()).digest()[32:]
|
||||
if toaddress in state.neededPubkeys or \
|
||||
toTag in state.neededPubkeys:
|
||||
# We already sent a request for the pubkey
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='awaitingpubkey', '''
|
||||
''' sleeptill=? WHERE toaddress=? '''
|
||||
''' AND status='msgqueued' ''',
|
||||
int(time.time()) + 2.5 * 24 * 60 * 60,
|
||||
toaddress
|
||||
)
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByToAddress', (
|
||||
toaddress,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Encryption key was requested earlier."))
|
||||
))
|
||||
# on with the next msg on which we can do some work
|
||||
continue
|
||||
else:
|
||||
# We have not yet sent a request for the pubkey
|
||||
needToRequestPubkey = True
|
||||
# If we are trying to send to address
|
||||
# version >= 4 then the needed pubkey might be
|
||||
# encrypted in the inventory.
|
||||
# If we have it we'll need to decrypt it
|
||||
# and put it in the pubkeys table.
|
||||
|
||||
# The decryptAndCheckPubkeyPayload function
|
||||
# expects that the shared.neededPubkeys dictionary
|
||||
# already contains the toAddress and cryptor
|
||||
# object associated with the tag for this toAddress.
|
||||
if toAddressVersionNumber >= 4:
|
||||
doubleHashOfToAddressData = hashlib.sha512(
|
||||
hashlib.sha512(encodeVarint(
|
||||
toAddressVersionNumber) +
|
||||
encodeVarint(toStreamNumber) +
|
||||
toRipe
|
||||
).digest()
|
||||
).digest()
|
||||
# The first half of the sha512 hash.
|
||||
privEncryptionKey = doubleHashOfToAddressData[:32]
|
||||
# The second half of the sha512 hash.
|
||||
tag = doubleHashOfToAddressData[32:]
|
||||
state.neededPubkeys[tag] = (
|
||||
toaddress,
|
||||
highlevelcrypto.makeCryptor(
|
||||
hexlify(privEncryptionKey))
|
||||
)
|
||||
|
||||
for value in Inventory().by_type_and_tag(1, toTag):
|
||||
# if valid, this function also puts it
|
||||
# in the pubkeys table.
|
||||
if shared.decryptAndCheckPubkeyPayload(
|
||||
value.payload, toaddress
|
||||
) == 'successful':
|
||||
needToRequestPubkey = False
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET '''
|
||||
''' status='doingmsgpow', '''
|
||||
''' retrynumber=0 WHERE '''
|
||||
''' toaddress=? AND '''
|
||||
''' (status='msgqueued' or '''
|
||||
''' status='awaitingpubkey' or '''
|
||||
''' status='doingpubkeypow')''',
|
||||
toaddress)
|
||||
del state.neededPubkeys[tag]
|
||||
break
|
||||
# else:
|
||||
# There was something wrong with this
|
||||
# pubkey object even though it had
|
||||
# the correct tag- almost certainly
|
||||
# because of malicious behavior or
|
||||
# a badly programmed client. If there are
|
||||
# any other pubkeys in our inventory
|
||||
# with the correct tag then we'll try
|
||||
# to decrypt those.
|
||||
if needToRequestPubkey:
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET '''
|
||||
''' status='doingpubkeypow' WHERE '''
|
||||
''' toaddress=? AND status='msgqueued' ''',
|
||||
toaddress
|
||||
)
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByToAddress', (
|
||||
toaddress,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Sending a request for the"
|
||||
" recipient\'s encryption key."))
|
||||
))
|
||||
self.requestPubKey(toaddress)
|
||||
# on with the next msg on which we can do some work
|
||||
continue
|
||||
|
||||
# At this point we know that we have the necessary pubkey
|
||||
# in the pubkeys table.
|
||||
|
||||
TTL *= 2**retryNumber
|
||||
if TTL > 28 * 24 * 60 * 60:
|
||||
TTL = 28 * 24 * 60 * 60
|
||||
# add some randomness to the TTL
|
||||
TTL = int(TTL + helper_random.randomrandrange(-300, 300))
|
||||
embeddedTime = int(time.time() + TTL)
|
||||
|
||||
# if we aren't sending this to ourselves or a chan
|
||||
if not BMConfigParser().has_section(toaddress):
|
||||
shared.ackdataForWhichImWatching[ackdata] = 0
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Looking up the receiver\'s public key"))
|
||||
))
|
||||
logger.info('Sending a message.')
|
||||
logger.debug(
|
||||
'First 150 characters of message: %s',
|
||||
repr(message[:150])
|
||||
)
|
||||
|
||||
# Let us fetch the recipient's public key out of
|
||||
# our database. If the required proof of work difficulty
|
||||
# is too hard then we'll abort.
|
||||
queryreturn = sqlQuery(
|
||||
'SELECT transmitdata FROM pubkeys WHERE address=?',
|
||||
toaddress)
|
||||
for row in queryreturn:
|
||||
pubkeyPayload, = row
|
||||
|
||||
# The pubkey message is stored with the following items
|
||||
# all appended:
|
||||
# -address version
|
||||
# -stream number
|
||||
# -behavior bitfield
|
||||
# -pub signing key
|
||||
# -pub encryption key
|
||||
# -nonce trials per byte (if address version is >= 3)
|
||||
# -length extra bytes (if address version is >= 3)
|
||||
|
||||
# to bypass the address version whose length is definitely 1
|
||||
readPosition = 1
|
||||
_, streamNumberLength = decodeVarint(
|
||||
pubkeyPayload[readPosition:readPosition + 10])
|
||||
readPosition += streamNumberLength
|
||||
behaviorBitfield = pubkeyPayload[readPosition:readPosition + 4]
|
||||
# Mobile users may ask us to include their address's
|
||||
# RIPE hash on a message unencrypted. Before we actually
|
||||
# do it the sending human must check a box
|
||||
# in the settings menu to allow it.
|
||||
|
||||
# if receiver is a mobile device who expects that their
|
||||
# address RIPE is included unencrypted on the front of
|
||||
# the message..
|
||||
if shared.isBitSetWithinBitfield(behaviorBitfield, 30):
|
||||
# if we are Not willing to include the receiver's
|
||||
# RIPE hash on the message..
|
||||
if not shared.BMConfigParser().safeGetBoolean(
|
||||
'bitmessagesettings', 'willinglysendtomobile'
|
||||
):
|
||||
logger.info(
|
||||
'The receiver is a mobile user but the'
|
||||
' sender (you) has not selected that you'
|
||||
' are willing to send to mobiles. Aborting'
|
||||
' send.'
|
||||
)
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Problem: Destination is a mobile"
|
||||
" device who requests that the"
|
||||
" destination be included in the"
|
||||
" message but this is disallowed in"
|
||||
" your settings. %1"
|
||||
).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
# if the human changes their setting and then
|
||||
# sends another message or restarts their client,
|
||||
# this one will send at that time.
|
||||
continue
|
||||
readPosition += 4 # to bypass the bitfield of behaviors
|
||||
# We don't use this key for anything here.
|
||||
# pubSigningKeyBase256 =
|
||||
# pubkeyPayload[readPosition:readPosition+64]
|
||||
readPosition += 64
|
||||
pubEncryptionKeyBase256 = pubkeyPayload[
|
||||
readPosition:readPosition + 64]
|
||||
readPosition += 64
|
||||
|
||||
# Let us fetch the amount of work required by the recipient.
|
||||
if toAddressVersionNumber == 2:
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte = \
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
requiredPayloadLengthExtraBytes = \
|
||||
defaults.networkDefaultPayloadLengthExtraBytes
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to send message.\n"
|
||||
"There is no required difficulty for"
|
||||
" version 2 addresses like this."))
|
||||
))
|
||||
elif toAddressVersionNumber >= 3:
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte, \
|
||||
varintLength = decodeVarint(
|
||||
pubkeyPayload[readPosition:readPosition + 10])
|
||||
readPosition += varintLength
|
||||
requiredPayloadLengthExtraBytes, varintLength = \
|
||||
decodeVarint(
|
||||
pubkeyPayload[readPosition:readPosition + 10])
|
||||
readPosition += varintLength
|
||||
# We still have to meet a minimum POW difficulty
|
||||
# regardless of what they say is allowed in order
|
||||
# to get our message to propagate through the network.
|
||||
if requiredAverageProofOfWorkNonceTrialsPerByte < \
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte:
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte = \
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
if requiredPayloadLengthExtraBytes < \
|
||||
defaults.networkDefaultPayloadLengthExtraBytes:
|
||||
requiredPayloadLengthExtraBytes = \
|
||||
defaults.networkDefaultPayloadLengthExtraBytes
|
||||
logger.debug(
|
||||
'Using averageProofOfWorkNonceTrialsPerByte: %s'
|
||||
' and payloadLengthExtraBytes: %s.',
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte,
|
||||
requiredPayloadLengthExtraBytes
|
||||
)
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to send message.\n"
|
||||
"Receiver\'s required difficulty: %1"
|
||||
" and %2"
|
||||
).arg(str(float(
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte) /
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
)).arg(str(float(
|
||||
requiredPayloadLengthExtraBytes) /
|
||||
defaults.networkDefaultPayloadLengthExtraBytes
|
||||
)))))
|
||||
if status != 'forcepow':
|
||||
if (requiredAverageProofOfWorkNonceTrialsPerByte
|
||||
> BMConfigParser().getint(
|
||||
'bitmessagesettings',
|
||||
'maxacceptablenoncetrialsperbyte'
|
||||
) and
|
||||
BMConfigParser().getint(
|
||||
'bitmessagesettings',
|
||||
'maxacceptablenoncetrialsperbyte'
|
||||
) != 0) or (
|
||||
requiredPayloadLengthExtraBytes
|
||||
> BMConfigParser().getint(
|
||||
'bitmessagesettings',
|
||||
'maxacceptablepayloadlengthextrabytes'
|
||||
) and
|
||||
BMConfigParser().getint(
|
||||
'bitmessagesettings',
|
||||
'maxacceptablepayloadlengthextrabytes'
|
||||
) != 0):
|
||||
# The demanded difficulty is more than
|
||||
# we are willing to do.
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='toodifficult' '''
|
||||
''' WHERE ackdata=? ''',
|
||||
ackdata)
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Problem: The work demanded by"
|
||||
" the recipient (%1 and %2) is"
|
||||
" more difficult than you are"
|
||||
" willing to do. %3"
|
||||
).arg(str(float(
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte)
|
||||
/ defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
)).arg(str(float(
|
||||
requiredPayloadLengthExtraBytes)
|
||||
/ defaults.networkDefaultPayloadLengthExtraBytes
|
||||
)).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
continue
|
||||
else: # if we are sending a message to ourselves or a chan..
|
||||
logger.info('Sending a message.')
|
||||
logger.debug(
|
||||
'First 150 characters of message: %r', message[:150])
|
||||
behaviorBitfield = protocol.getBitfield(fromaddress)
|
||||
|
||||
try:
|
||||
privEncryptionKeyBase58 = BMConfigParser().get(
|
||||
toaddress, 'privencryptionkey')
|
||||
except Exception as err:
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Problem: You are trying to send a"
|
||||
" message to yourself or a chan but your"
|
||||
" encryption key could not be found in"
|
||||
" the keys.dat file. Could not encrypt"
|
||||
" message. %1"
|
||||
).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
logger.error(
|
||||
'Error within sendMsg. Could not read the keys'
|
||||
' from the keys.dat file for our own address. %s\n',
|
||||
err)
|
||||
continue
|
||||
privEncryptionKeyHex = hexlify(shared.decodeWalletImportFormat(
|
||||
privEncryptionKeyBase58))
|
||||
pubEncryptionKeyBase256 = unhexlify(highlevelcrypto.privToPub(
|
||||
privEncryptionKeyHex))[1:]
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte = \
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
requiredPayloadLengthExtraBytes = \
|
||||
defaults.networkDefaultPayloadLengthExtraBytes
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to send message."))
|
||||
))
|
||||
|
||||
# Now we can start to assemble our message.
|
||||
payload = encodeVarint(fromAddressVersionNumber)
|
||||
payload += encodeVarint(fromStreamNumber)
|
||||
# Bitfield of features and behaviors
|
||||
# that can be expected from me. (See
|
||||
# https://bitmessage.org/wiki/Protocol_specification#Pubkey_bitfield_features)
|
||||
payload += protocol.getBitfield(fromaddress)
|
||||
|
||||
# We need to convert our private keys to public keys in order
|
||||
# to include them.
|
||||
try:
|
||||
privSigningKeyHex, privEncryptionKeyHex, \
|
||||
pubSigningKey, pubEncryptionKey = self._getKeysForAddress(
|
||||
fromaddress)
|
||||
except:
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Error! Could not find sender address"
|
||||
" (your address) in the keys.dat file."))
|
||||
))
|
||||
continue
|
||||
|
||||
payload += pubSigningKey + pubEncryptionKey
|
||||
|
||||
if fromAddressVersionNumber >= 3:
|
||||
# If the receiver of our message is in our address book,
|
||||
# subscriptions list, or whitelist then we will allow them to
|
||||
# do the network-minimum proof of work. Let us check to see if
|
||||
# the receiver is in any of those lists.
|
||||
if shared.isAddressInMyAddressBookSubscriptionsListOrWhitelist(
|
||||
toaddress):
|
||||
payload += encodeVarint(
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte)
|
||||
payload += encodeVarint(
|
||||
defaults.networkDefaultPayloadLengthExtraBytes)
|
||||
else:
|
||||
payload += encodeVarint(BMConfigParser().getint(
|
||||
fromaddress, 'noncetrialsperbyte'))
|
||||
payload += encodeVarint(BMConfigParser().getint(
|
||||
fromaddress, 'payloadlengthextrabytes'))
|
||||
|
||||
# This hash will be checked by the receiver of the message
|
||||
# to verify that toRipe belongs to them. This prevents
|
||||
# a Surreptitious Forwarding Attack.
|
||||
payload += toRipe
|
||||
payload += encodeVarint(encoding) # message encoding type
|
||||
encodedMessage = helper_msgcoding.MsgEncode(
|
||||
{"subject": subject, "body": message}, encoding
|
||||
)
|
||||
payload += encodeVarint(encodedMessage.length)
|
||||
payload += encodedMessage.data
|
||||
if BMConfigParser().has_section(toaddress):
|
||||
logger.info(
|
||||
'Not bothering to include ackdata because we are'
|
||||
' sending to ourselves or a chan.'
|
||||
)
|
||||
fullAckPayload = ''
|
||||
elif not protocol.checkBitfield(
|
||||
behaviorBitfield, protocol.BITFIELD_DOESACK):
|
||||
logger.info(
|
||||
'Not bothering to include ackdata because'
|
||||
' the receiver said that they won\'t relay it anyway.'
|
||||
)
|
||||
fullAckPayload = ''
|
||||
else:
|
||||
# The fullAckPayload is a normal msg protocol message
|
||||
# with the proof of work already completed that the
|
||||
# receiver of this message can easily send out.
|
||||
fullAckPayload = self.generateFullAckMessage(
|
||||
ackdata, toStreamNumber, TTL)
|
||||
payload += encodeVarint(len(fullAckPayload))
|
||||
payload += fullAckPayload
|
||||
dataToSign = pack('>Q', embeddedTime) + '\x00\x00\x00\x02' + \
|
||||
encodeVarint(1) + encodeVarint(toStreamNumber) + payload
|
||||
signature = highlevelcrypto.sign(dataToSign, privSigningKeyHex)
|
||||
payload += encodeVarint(len(signature))
|
||||
payload += signature
|
||||
|
||||
# We have assembled the data that will be encrypted.
|
||||
try:
|
||||
encrypted = highlevelcrypto.encrypt(
|
||||
payload, "04" + hexlify(pubEncryptionKeyBase256)
|
||||
)
|
||||
except:
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET status='badkey' WHERE ackdata=?''',
|
||||
ackdata
|
||||
)
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Problem: The recipient\'s encryption key is"
|
||||
" no good. Could not encrypt message. %1"
|
||||
).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
continue
|
||||
|
||||
encryptedPayload = pack('>Q', embeddedTime)
|
||||
encryptedPayload += '\x00\x00\x00\x02' # object type: msg
|
||||
encryptedPayload += encodeVarint(1) # msg version
|
||||
encryptedPayload += encodeVarint(toStreamNumber) + encrypted
|
||||
target = 2 ** 64 / (
|
||||
requiredAverageProofOfWorkNonceTrialsPerByte * (
|
||||
len(encryptedPayload) + 8 +
|
||||
requiredPayloadLengthExtraBytes + ((
|
||||
TTL * (
|
||||
len(encryptedPayload) + 8 +
|
||||
requiredPayloadLengthExtraBytes
|
||||
)) / (2 ** 16))
|
||||
))
|
||||
logger.info(
|
||||
'(For msg message) Doing proof of work. Total required'
|
||||
' difficulty: %f. Required small message difficulty: %f.',
|
||||
float(requiredAverageProofOfWorkNonceTrialsPerByte) /
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte,
|
||||
float(requiredPayloadLengthExtraBytes) /
|
||||
defaults.networkDefaultPayloadLengthExtraBytes
|
||||
)
|
||||
|
||||
powStartTime = time.time()
|
||||
initialHash = hashlib.sha512(encryptedPayload).digest()
|
||||
trialValue, nonce = proofofwork.run(target, initialHash)
|
||||
logger.info(
|
||||
'(For msg message) Found proof of work %s Nonce: %s',
|
||||
trialValue, nonce
|
||||
)
|
||||
try:
|
||||
logger.info(
|
||||
'PoW took %.1f seconds, speed %s.',
|
||||
time.time() - powStartTime,
|
||||
sizeof_fmt(nonce / (time.time() - powStartTime))
|
||||
)
|
||||
except:
|
||||
pass
|
||||
|
||||
encryptedPayload = pack('>Q', nonce) + encryptedPayload
|
||||
|
||||
# Sanity check. The encryptedPayload size should never be
|
||||
# larger than 256 KiB. There should be checks elsewhere
|
||||
# in the code to not let the user try to send a message
|
||||
# this large until we implement message continuation.
|
||||
if len(encryptedPayload) > 2 ** 18: # 256 KiB
|
||||
logger.critical(
|
||||
'This msg object is too large to send. This should'
|
||||
' never happen. Object size: %i',
|
||||
len(encryptedPayload)
|
||||
)
|
||||
continue
|
||||
|
||||
inventoryHash = calculateInventoryHash(encryptedPayload)
|
||||
objectType = 2
|
||||
Inventory()[inventoryHash] = (
|
||||
objectType, toStreamNumber, encryptedPayload, embeddedTime, '')
|
||||
if BMConfigParser().has_section(toaddress) or \
|
||||
not protocol.checkBitfield(
|
||||
behaviorBitfield, protocol.BITFIELD_DOESACK):
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Message sent. Sent at %1"
|
||||
).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
else:
|
||||
# not sending to a chan or one of my addresses
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByAckdata', (
|
||||
ackdata,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Message sent. Waiting for acknowledgement."
|
||||
" Sent on %1"
|
||||
).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
logger.info(
|
||||
'Broadcasting inv for my msg(within sendmsg function): %s',
|
||||
hexlify(inventoryHash)
|
||||
)
|
||||
queues.invQueue.put((toStreamNumber, inventoryHash))
|
||||
|
||||
# Update the sent message in the sent table with the
|
||||
# necessary information.
|
||||
if BMConfigParser().has_section(toaddress) or \
|
||||
not protocol.checkBitfield(
|
||||
behaviorBitfield, protocol.BITFIELD_DOESACK):
|
||||
newStatus = 'msgsentnoackexpected'
|
||||
else:
|
||||
newStatus = 'msgsent'
|
||||
# wait 10% past expiration
|
||||
sleepTill = int(time.time() + TTL * 1.1)
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET msgid=?, status=?, retrynumber=?, '''
|
||||
''' sleeptill=?, lastactiontime=? WHERE ackdata=?''',
|
||||
inventoryHash, newStatus, retryNumber + 1,
|
||||
sleepTill, int(time.time()), ackdata
|
||||
)
|
||||
|
||||
# If we are sending to ourselves or a chan, let's put
|
||||
# the message in our own inbox.
|
||||
if BMConfigParser().has_section(toaddress):
|
||||
# Used to detect and ignore duplicate messages in our inbox
|
||||
sigHash = hashlib.sha512(hashlib.sha512(
|
||||
signature).digest()).digest()[32:]
|
||||
t = (inventoryHash, toaddress, fromaddress, subject, int(
|
||||
time.time()), message, 'inbox', encoding, 0, sigHash)
|
||||
helper_inbox.insert(t)
|
||||
|
||||
queues.UISignalQueue.put(('displayNewInboxMessage', (
|
||||
inventoryHash, toaddress, fromaddress, subject, message)))
|
||||
|
||||
# If we are behaving as an API then we might need to run an
|
||||
# outside command to let some program know that a new message
|
||||
# has arrived.
|
||||
if BMConfigParser().safeGetBoolean(
|
||||
'bitmessagesettings', 'apienabled'):
|
||||
try:
|
||||
apiNotifyPath = BMConfigParser().get(
|
||||
'bitmessagesettings', 'apinotifypath')
|
||||
except:
|
||||
apiNotifyPath = ''
|
||||
if apiNotifyPath != '':
|
||||
call([apiNotifyPath, "newMessage"])
|
||||
|
||||
def requestPubKey(self, toAddress):
|
||||
toStatus, addressVersionNumber, streamNumber, ripe = decodeAddress(
|
||||
toAddress)
|
||||
if toStatus != 'success':
|
||||
logger.error(
|
||||
'Very abnormal error occurred in requestPubKey.'
|
||||
' toAddress is: %r. Please report this error to Atheros.',
|
||||
toAddress
|
||||
)
|
||||
return
|
||||
|
||||
queryReturn = sqlQuery(
|
||||
'''SELECT retrynumber FROM sent WHERE toaddress=? '''
|
||||
''' AND (status='doingpubkeypow' OR status='awaitingpubkey') '''
|
||||
''' LIMIT 1''',
|
||||
toAddress
|
||||
)
|
||||
if len(queryReturn) == 0:
|
||||
logger.critical(
|
||||
'BUG: Why are we requesting the pubkey for %s'
|
||||
' if there are no messages in the sent folder'
|
||||
' to that address?', toAddress
|
||||
)
|
||||
return
|
||||
retryNumber = queryReturn[0][0]
|
||||
|
||||
if addressVersionNumber <= 3:
|
||||
state.neededPubkeys[toAddress] = 0
|
||||
elif addressVersionNumber >= 4:
|
||||
# If the user just clicked 'send' then the tag
|
||||
# (and other information) will already be in the
|
||||
# neededPubkeys dictionary. But if we are recovering
|
||||
# from a restart of the client then we have to put it in now.
|
||||
|
||||
# Note that this is the first half of the sha512 hash.
|
||||
privEncryptionKey = hashlib.sha512(hashlib.sha512(
|
||||
encodeVarint(addressVersionNumber) +
|
||||
encodeVarint(streamNumber) + ripe
|
||||
).digest()).digest()[:32]
|
||||
# Note that this is the second half of the sha512 hash.
|
||||
tag = hashlib.sha512(hashlib.sha512(
|
||||
encodeVarint(addressVersionNumber) +
|
||||
encodeVarint(streamNumber) + ripe
|
||||
).digest()).digest()[32:]
|
||||
if tag not in state.neededPubkeys:
|
||||
# We'll need this for when we receive a pubkey reply:
|
||||
# it will be encrypted and we'll need to decrypt it.
|
||||
state.neededPubkeys[tag] = (
|
||||
toAddress,
|
||||
highlevelcrypto.makeCryptor(hexlify(privEncryptionKey))
|
||||
)
|
||||
|
||||
# 2.5 days. This was chosen fairly arbitrarily.
|
||||
TTL = 2.5 * 24 * 60 * 60
|
||||
TTL *= 2 ** retryNumber
|
||||
if TTL > 28 * 24 * 60 * 60:
|
||||
TTL = 28 * 24 * 60 * 60
|
||||
# add some randomness to the TTL
|
||||
TTL = TTL + helper_random.randomrandrange(-300, 300)
|
||||
embeddedTime = int(time.time() + TTL)
|
||||
payload = pack('>Q', embeddedTime)
|
||||
payload += '\x00\x00\x00\x00' # object type: getpubkey
|
||||
payload += encodeVarint(addressVersionNumber)
|
||||
payload += encodeVarint(streamNumber)
|
||||
if addressVersionNumber <= 3:
|
||||
payload += ripe
|
||||
logger.info(
|
||||
'making request for pubkey with ripe: %s', hexlify(ripe))
|
||||
else:
|
||||
payload += tag
|
||||
logger.info(
|
||||
'making request for v4 pubkey with tag: %s', hexlify(tag))
|
||||
|
||||
# print 'trial value', trialValue
|
||||
statusbar = 'Doing the computations necessary to request' +\
|
||||
' the recipient\'s public key.'
|
||||
queues.UISignalQueue.put(('updateStatusBar', statusbar))
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByToAddress', (
|
||||
toAddress,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to request encryption key."))
|
||||
))
|
||||
|
||||
payload = self._doPOWDefaults(payload, TTL)
|
||||
|
||||
inventoryHash = calculateInventoryHash(payload)
|
||||
objectType = 1
|
||||
Inventory()[inventoryHash] = (
|
||||
objectType, streamNumber, payload, embeddedTime, '')
|
||||
logger.info('sending inv (for the getpubkey message)')
|
||||
queues.invQueue.put((streamNumber, inventoryHash))
|
||||
|
||||
# wait 10% past expiration
|
||||
sleeptill = int(time.time() + TTL * 1.1)
|
||||
sqlExecute(
|
||||
'''UPDATE sent SET lastactiontime=?, '''
|
||||
''' status='awaitingpubkey', retrynumber=?, sleeptill=? '''
|
||||
''' WHERE toaddress=? AND (status='doingpubkeypow' OR '''
|
||||
''' status='awaitingpubkey') ''',
|
||||
int(time.time()), retryNumber + 1, sleeptill, toAddress)
|
||||
|
||||
queues.UISignalQueue.put((
|
||||
'updateStatusBar',
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Broadcasting the public key request. This program will"
|
||||
" auto-retry if they are offline.")
|
||||
))
|
||||
queues.UISignalQueue.put((
|
||||
'updateSentItemStatusByToAddress', (
|
||||
toAddress,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Sending public key request. Waiting for reply."
|
||||
" Requested at %1"
|
||||
).arg(l10n.formatTimestamp()))
|
||||
))
|
||||
|
||||
def generateFullAckMessage(self, ackdata, toStreamNumber, TTL):
|
||||
# It might be perfectly fine to just use the same TTL for
|
||||
# the ackdata that we use for the message. But I would rather
|
||||
# it be more difficult for attackers to associate ackData with
|
||||
# the associated msg object. However, users would want the TTL
|
||||
# of the acknowledgement to be about the same as they set
|
||||
# for the message itself. So let's set the TTL of the
|
||||
# acknowledgement to be in one of three 'buckets': 1 hour, 7
|
||||
# days, or 28 days, whichever is relatively close to what the
|
||||
# user specified.
|
||||
if TTL < 24 * 60 * 60: # 1 day
|
||||
TTL = 24 * 60 * 60 # 1 day
|
||||
elif TTL < 7 * 24 * 60 * 60: # 1 week
|
||||
TTL = 7 * 24 * 60 * 60 # 1 week
|
||||
else:
|
||||
TTL = 28 * 24 * 60 * 60 # 4 weeks
|
||||
# Add some randomness to the TTL
|
||||
TTL = int(TTL + helper_random.randomrandrange(-300, 300))
|
||||
embeddedTime = int(time.time() + TTL)
|
||||
|
||||
# type/version/stream already included
|
||||
payload = pack('>Q', (embeddedTime)) + ackdata
|
||||
|
||||
payload = self._doPOWDefaults(
|
||||
payload, TTL, log_prefix='(For ack message)', log_time=True)
|
||||
|
||||
return protocol.CreatePacket('object', payload)
|
||||
|
|
@ -14,6 +14,8 @@ import queues
|
|||
import state
|
||||
import tr#anslate
|
||||
import helper_random
|
||||
import addresses
|
||||
import binascii
|
||||
# This thread exists because SQLITE3 is so un-threadsafe that we must
|
||||
# submit queries to it and it puts results back in a different queue. They
|
||||
# won't let us just use locks.
|
||||
|
|
@ -165,16 +167,55 @@ class sqlThread(threading.Thread):
|
|||
logger.debug('Vacuuming message.dat. You might notice that the file size gets much smaller.')
|
||||
self.cur.execute( ''' VACUUM ''')
|
||||
|
||||
# After code refactoring, the possible status values for sent messages
|
||||
# have changed.
|
||||
self.cur.execute(
|
||||
'''update sent set status='doingmsgpow' where status='doingpow' ''')
|
||||
self.cur.execute(
|
||||
'''update sent set status='msgsent' where status='sentmessage' ''')
|
||||
self.cur.execute(
|
||||
'''update sent set status='doingpubkeypow' where status='findingpubkey' ''')
|
||||
self.cur.execute(
|
||||
'''update sent set status='broadcastqueued' where status='broadcastpending' ''')
|
||||
# Retry number now has no meaning for getpubkey messages
|
||||
|
||||
self.cur.execute("""
|
||||
UPDATE "sent" SET "retrynumber" = 0
|
||||
WHERE "status" IN (
|
||||
'doingpubkeypow', 'awaitingpubkey',
|
||||
'findingpubkey' -- Old name
|
||||
);
|
||||
""")
|
||||
|
||||
# Reset temporary message status values
|
||||
# TODO: stop writing them to the database, they should exist only in memory
|
||||
|
||||
self.cur.execute("""
|
||||
UPDATE "sent" SET "status" = 'broadcastqueued'
|
||||
WHERE "status" == 'doingbroadcastpow';
|
||||
""")
|
||||
|
||||
self.cur.execute("""
|
||||
UPDATE "sent" SET "status" = 'msgqueued'
|
||||
WHERE "status" IN (
|
||||
'doingmsgpow', 'doingpubkeypow', 'awaitingpubkey',
|
||||
'doingpow', 'findingpubkey' -- Old names
|
||||
);
|
||||
""")
|
||||
|
||||
# Update status values inherited from old versions
|
||||
|
||||
self.cur.execute("""UPDATE "sent" SET "status" = 'msgsent' WHERE "status" == 'sentmessage';""")
|
||||
self.cur.execute("""UPDATE "sent" SET "status" = 'broadcastqueued' WHERE "status" == 'broadcastpending';""")
|
||||
|
||||
# Add tags to all objects
|
||||
|
||||
self.cur.execute("""SELECT "hash", "payload" FROM "inventory" WHERE "tag" == '';""")
|
||||
updatingCursor = self.conn.cursor()
|
||||
|
||||
for ID, payload in self.cur:
|
||||
readPosition = 20
|
||||
|
||||
version, readLength = addresses.decodeVarint(payload[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
stream, readLength = addresses.decodeVarint(payload[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
tag = buffer(payload[readPosition: readPosition + 32]) # May be shorter than 32 bytes for getpubkeys
|
||||
|
||||
updatingCursor.execute("""UPDATE "inventory" SET "tag" = ? WHERE "hash" == ?;""", (tag, ID))
|
||||
|
||||
self.conn.commit()
|
||||
|
||||
if not BMConfigParser().has_option('bitmessagesettings', 'sockslisten'):
|
||||
|
|
@ -476,6 +517,24 @@ class sqlThread(threading.Thread):
|
|||
parameters = (int(time.time()),)
|
||||
self.cur.execute(item, parameters)
|
||||
|
||||
self.cur.execute("""SELECT "ackdata" FROM "sent" WHERE "status" == 'msgsent';""")
|
||||
legacyAckData = []
|
||||
|
||||
for ackData, in self.cur:
|
||||
logger.info("Watching for ack data: %s", binascii.hexlify(ackData))
|
||||
|
||||
if len(ackData) == 32:
|
||||
legacyAckData.append(ackData)
|
||||
else:
|
||||
state.watchedAckData.add(ackData)
|
||||
|
||||
for i in legacyAckData:
|
||||
ackData = "\x00\x00\x00\x02\x01\x01" + i
|
||||
|
||||
self.cur.execute("""UPDATE "sent" SET "ackdata" = ? WHERE "ackdata" == ?;""", (ackData, i))
|
||||
|
||||
state.watchedAckData.add(ackData)
|
||||
|
||||
state.sqlReady = True
|
||||
|
||||
while True:
|
||||
|
|
|
|||
|
|
@ -18,18 +18,6 @@ import queues
|
|||
import shutdown
|
||||
from debug import logger
|
||||
|
||||
|
||||
def powQueueSize():
|
||||
curWorkerQueue = queues.workerQueue.qsize()
|
||||
for thread in threading.enumerate():
|
||||
try:
|
||||
if thread.name == "singleWorker":
|
||||
curWorkerQueue += thread.busy
|
||||
except Exception as err:
|
||||
logger.info('Thread error %s', err)
|
||||
return curWorkerQueue
|
||||
|
||||
|
||||
def convertIntToString(n):
|
||||
a = __builtins__.hex(n)
|
||||
if a[-1:] == 'L':
|
||||
|
|
|
|||
|
|
@ -47,6 +47,7 @@ class BMObject(object):
|
|||
self.inventoryHash = calculateInventoryHash(data)
|
||||
# copy to avoid memory issues
|
||||
self.data = bytearray(data)
|
||||
# Doesn't matter if the payload is shorter, old version "getpubkey" objects must have 20-byte tags
|
||||
self.tag = self.data[payloadOffset:payloadOffset+32]
|
||||
|
||||
def checkProofOfWorkSufficient(self):
|
||||
|
|
|
|||
|
|
@ -353,7 +353,6 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
|
|||
|
||||
try:
|
||||
self.object.checkObjectByType()
|
||||
objectProcessorQueue.put((self.object.objectType, buffer(self.object.data)))
|
||||
except BMObjectInvalidError as e:
|
||||
BMProto.stopDownloadingObject(self.object.inventoryHash, True)
|
||||
else:
|
||||
|
|
@ -369,6 +368,7 @@ class BMProto(AdvancedDispatcher, ObjectTracker):
|
|||
self.object.objectType, self.object.streamNumber, buffer(self.payload[objectOffset:]), self.object.expiresTime, buffer(self.object.tag))
|
||||
self.handleReceivedObject(self.object.streamNumber, self.object.inventoryHash)
|
||||
invQueue.put((self.object.streamNumber, self.object.inventoryHash, self.destination))
|
||||
objectProcessorQueue.put((self.object.objectType, buffer(self.object.data)))
|
||||
return True
|
||||
|
||||
def _decode_addr(self):
|
||||
|
|
|
|||
213
src/protocol.py
213
src/protocol.py
|
|
@ -62,32 +62,20 @@ Header = Struct('!L12sL4s')
|
|||
|
||||
VersionPacket = Struct('>LqQ20s4s36sH')
|
||||
|
||||
# Bitfield
|
||||
def calculateDoubleHash(data):
|
||||
return hashlib.sha512(hashlib.sha512(data).digest()).digest()
|
||||
|
||||
def calculateRipeHash(data):
|
||||
return hashlib.new("ripemd160", hashlib.sha512(data).digest()).digest()
|
||||
|
||||
def getBitfield(address):
|
||||
"""Get a bitfield from an address"""
|
||||
# bitfield of features supported by me (see the wiki).
|
||||
bitfield = 0
|
||||
# send ack
|
||||
if not BMConfigParser().safeGetBoolean(address, 'dontsendack'):
|
||||
bitfield |= BITFIELD_DOESACK
|
||||
return pack('>I', bitfield)
|
||||
|
||||
|
||||
def checkBitfield(bitfieldBinary, flags):
|
||||
"""Check if a bitfield matches the given flags"""
|
||||
bitfield, = unpack('>I', bitfieldBinary)
|
||||
return (bitfield & flags) == flags
|
||||
|
||||
|
||||
def isBitSetWithinBitfield(fourByteString, n):
|
||||
"""Check if a particular bit is set in a bitfeld"""
|
||||
# Uses MSB 0 bit numbering across 4 bytes of data
|
||||
n = 31 - n
|
||||
x, = unpack('>L', fourByteString)
|
||||
return x & 2**n != 0
|
||||
def calculateAddressTag(version, stream, ripe):
|
||||
doubleHash = calculateDoubleHash(
|
||||
encodeVarint(version) +
|
||||
encodeVarint(stream) +
|
||||
ripe
|
||||
)
|
||||
|
||||
return doubleHash[: 32], doubleHash[32: ]
|
||||
|
||||
# ip addresses
|
||||
|
||||
|
|
@ -199,7 +187,6 @@ def checkSocksIP(host):
|
|||
state.socksIP = BMConfigParser().get("bitmessagesettings", "sockshostname")
|
||||
return state.socksIP == host
|
||||
|
||||
|
||||
def isProofOfWorkSufficient(data,
|
||||
nonceTrialsPerByte=0,
|
||||
payloadLengthExtraBytes=0,
|
||||
|
|
@ -320,122 +307,98 @@ def assembleErrorMessage(fatal=0, banTime=0, inventoryVector='', errorText=''):
|
|||
|
||||
# Packet decoding
|
||||
|
||||
def decryptAndCheckV4Pubkey(payload, address, cryptor):
|
||||
status, version, stream, ripe = decodeAddress(address)
|
||||
|
||||
readPosition = 20
|
||||
|
||||
def decryptAndCheckPubkeyPayload(data, address):
|
||||
"""
|
||||
Version 4 pubkeys are encrypted. This function is run when we already have the
|
||||
address to which we want to try to send a message. The 'data' may come either
|
||||
off of the wire or we might have had it already in our inventory when we tried
|
||||
to send a msg to this particular address.
|
||||
"""
|
||||
# pylint: disable=unused-variable
|
||||
try:
|
||||
status, addressVersion, streamNumber, ripe = decodeAddress(address)
|
||||
embeddedVersion, readLength = decodeVarint(payload[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
readPosition = 20 # bypass the nonce, time, and object type
|
||||
embeddedAddressVersion, varintLength = decodeVarint(data[readPosition:readPosition + 10])
|
||||
readPosition += varintLength
|
||||
embeddedStreamNumber, varintLength = decodeVarint(data[readPosition:readPosition + 10])
|
||||
readPosition += varintLength
|
||||
# We'll store the address version and stream number (and some more) in the pubkeys table.
|
||||
storedData = data[20:readPosition]
|
||||
embeddedStream, readLength = decodeVarint(payload[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
except:
|
||||
return None
|
||||
|
||||
if addressVersion != embeddedAddressVersion:
|
||||
logger.info('Pubkey decryption was UNsuccessful due to address version mismatch.')
|
||||
return 'failed'
|
||||
if streamNumber != embeddedStreamNumber:
|
||||
logger.info('Pubkey decryption was UNsuccessful due to stream number mismatch.')
|
||||
return 'failed'
|
||||
if embeddedVersion != 4:
|
||||
logger.info("Pubkey decryption failed due to address version mismatch")
|
||||
|
||||
tag = data[readPosition:readPosition + 32]
|
||||
readPosition += 32
|
||||
# the time through the tag. More data is appended onto signedData below after the decryption.
|
||||
signedData = data[8:readPosition]
|
||||
encryptedData = data[readPosition:]
|
||||
return None
|
||||
|
||||
# Let us try to decrypt the pubkey
|
||||
toAddress, cryptorObject = state.neededPubkeys[tag]
|
||||
if toAddress != address:
|
||||
logger.critical(
|
||||
'decryptAndCheckPubkeyPayload failed due to toAddress mismatch.'
|
||||
' This is very peculiar. toAddress: %s, address %s',
|
||||
toAddress,
|
||||
address)
|
||||
# the only way I can think that this could happen is if someone encodes their address data two different
|
||||
# ways. That sort of address-malleability should have been caught by the UI or API and an error given to
|
||||
# the user.
|
||||
return 'failed'
|
||||
try:
|
||||
decryptedData = cryptorObject.decrypt(encryptedData)
|
||||
except:
|
||||
# Someone must have encrypted some data with a different key
|
||||
# but tagged it with a tag for which we are watching.
|
||||
logger.info('Pubkey decryption was unsuccessful.')
|
||||
return 'failed'
|
||||
if embeddedStream != stream:
|
||||
logger.info("Pubkey decryption failed due to stream number mismatch")
|
||||
|
||||
readPosition = 0
|
||||
bitfieldBehaviors = decryptedData[readPosition:readPosition + 4]
|
||||
return None
|
||||
|
||||
result = payload[20: readPosition]
|
||||
|
||||
tag = payload[readPosition: readPosition + 32]
|
||||
readPosition += 32
|
||||
|
||||
if len(tag) < 32:
|
||||
return None
|
||||
|
||||
signedData = payload[8: readPosition]
|
||||
ciphertext = payload[readPosition: ]
|
||||
|
||||
try:
|
||||
plaintext = cryptor.decrypt(ciphertext)
|
||||
except:
|
||||
logger.info("Pubkey decryption failed")
|
||||
|
||||
return None
|
||||
|
||||
readPosition = 0
|
||||
|
||||
try:
|
||||
bitfield = unpack(">I", plaintext[readPosition: readPosition + 4])
|
||||
readPosition += 4
|
||||
publicSigningKey = '\x04' + decryptedData[readPosition:readPosition + 64]
|
||||
readPosition += 64
|
||||
publicEncryptionKey = '\x04' + decryptedData[readPosition:readPosition + 64]
|
||||
readPosition += 64
|
||||
specifiedNonceTrialsPerByte, specifiedNonceTrialsPerByteLength = decodeVarint(
|
||||
decryptedData[readPosition:readPosition + 10])
|
||||
readPosition += specifiedNonceTrialsPerByteLength
|
||||
specifiedPayloadLengthExtraBytes, specifiedPayloadLengthExtraBytesLength = decodeVarint(
|
||||
decryptedData[readPosition:readPosition + 10])
|
||||
readPosition += specifiedPayloadLengthExtraBytesLength
|
||||
storedData += decryptedData[:readPosition]
|
||||
signedData += decryptedData[:readPosition]
|
||||
signatureLength, signatureLengthLength = decodeVarint(
|
||||
decryptedData[readPosition:readPosition + 10])
|
||||
readPosition += signatureLengthLength
|
||||
signature = decryptedData[readPosition:readPosition + signatureLength]
|
||||
except:
|
||||
return None
|
||||
|
||||
if highlevelcrypto.verify(signedData, signature, hexlify(publicSigningKey)):
|
||||
logger.info('ECDSA verify passed (within decryptAndCheckPubkeyPayload)')
|
||||
else:
|
||||
logger.info('ECDSA verify failed (within decryptAndCheckPubkeyPayload)')
|
||||
return 'failed'
|
||||
publicSigningKey = "\x04" + plaintext[readPosition: readPosition + 64]
|
||||
readPosition += 64
|
||||
|
||||
sha = hashlib.new('sha512')
|
||||
sha.update(publicSigningKey + publicEncryptionKey)
|
||||
ripeHasher = hashlib.new('ripemd160')
|
||||
ripeHasher.update(sha.digest())
|
||||
embeddedRipe = ripeHasher.digest()
|
||||
publicEncryptionKey = "\x04" + plaintext[readPosition: readPosition + 64]
|
||||
readPosition += 64
|
||||
|
||||
if embeddedRipe != ripe:
|
||||
# Although this pubkey object had the tag were were looking for and was
|
||||
# encrypted with the correct encryption key, it doesn't contain the
|
||||
# correct pubkeys. Someone is either being malicious or using buggy software.
|
||||
logger.info('Pubkey decryption was UNsuccessful due to RIPE mismatch.')
|
||||
return 'failed'
|
||||
if len(publicSigningKey) != 65 or len(publicEncryptionKey) != 65:
|
||||
return None
|
||||
|
||||
# Everything checked out. Insert it into the pubkeys table.
|
||||
embeddedRipe = calculateRipeHash(publicSigningKey + publicEncryptionKey)
|
||||
|
||||
logger.info(
|
||||
os.linesep.join([
|
||||
'within decryptAndCheckPubkeyPayload,'
|
||||
' addressVersion: %s, streamNumber: %s' % addressVersion, streamNumber,
|
||||
'ripe %s' % hexlify(ripe),
|
||||
'publicSigningKey in hex: %s' % hexlify(publicSigningKey),
|
||||
'publicEncryptionKey in hex: %s' % hexlify(publicEncryptionKey),
|
||||
])
|
||||
)
|
||||
if embeddedRipe != ripe:
|
||||
logger.info("Pubkey decryption failed due to RIPE mismatch")
|
||||
|
||||
t = (address, addressVersion, storedData, int(time.time()), 'yes')
|
||||
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?,?)''', *t)
|
||||
return 'successful'
|
||||
except varintDecodeError:
|
||||
logger.info('Pubkey decryption was UNsuccessful due to a malformed varint.')
|
||||
return 'failed'
|
||||
except Exception:
|
||||
logger.critical(
|
||||
'Pubkey decryption was UNsuccessful because of an unhandled exception! This is definitely a bug! \n%s',
|
||||
traceback.format_exc())
|
||||
return 'failed'
|
||||
return None
|
||||
|
||||
try:
|
||||
byteDifficulty, readLength = decodeVarint(plaintext[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
lengthExtension, readLength = decodeVarint(plaintext[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
except:
|
||||
return None
|
||||
|
||||
result += plaintext[: readPosition]
|
||||
signedData += plaintext[: readPosition]
|
||||
|
||||
signatureLength, readLength = decodeVarint(plaintext[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
signature = plaintext[readPosition: readPosition + signatureLength]
|
||||
|
||||
if len(signature) != signatureLength:
|
||||
return None
|
||||
|
||||
if not highlevelcrypto.verify(signedData, signature, hexlify(publicSigningKey)):
|
||||
logger.info("Invalid signature on a pubkey")
|
||||
|
||||
return None
|
||||
|
||||
return result
|
||||
|
||||
def checkAndShareObjectWithPeers(data):
|
||||
"""
|
||||
|
|
|
|||
145
src/shared.py
145
src/shared.py
|
|
@ -68,7 +68,6 @@ alreadyAttemptedConnectionsListLock = threading.Lock()
|
|||
alreadyAttemptedConnectionsListResetTime = int(time.time())
|
||||
# A list of the amounts of time it took to successfully decrypt msg messages
|
||||
successfullyDecryptMessageTimings = []
|
||||
ackdataForWhichImWatching = {}
|
||||
# used by API command clientStatus
|
||||
clientHasReceivedIncomingConnections = False
|
||||
numberOfMessagesProcessed = 0
|
||||
|
|
@ -287,150 +286,6 @@ def fixSensitiveFilePermissions(filename, hasEnabledKeys):
|
|||
logger.exception('Keyfile permissions could not be fixed.')
|
||||
raise
|
||||
|
||||
|
||||
def isBitSetWithinBitfield(fourByteString, n):
|
||||
# Uses MSB 0 bit numbering across 4 bytes of data
|
||||
n = 31 - n
|
||||
x, = unpack('>L', fourByteString)
|
||||
return x & 2**n != 0
|
||||
|
||||
|
||||
def decryptAndCheckPubkeyPayload(data, address):
|
||||
"""
|
||||
Version 4 pubkeys are encrypted. This function is run when we
|
||||
already have the address to which we want to try to send a message.
|
||||
The 'data' may come either off of the wire or we might have had it
|
||||
already in our inventory when we tried to send a msg to this
|
||||
particular address.
|
||||
"""
|
||||
try:
|
||||
# status
|
||||
_, addressVersion, streamNumber, ripe = decodeAddress(address)
|
||||
|
||||
readPosition = 20 # bypass the nonce, time, and object type
|
||||
embeddedAddressVersion, varintLength = \
|
||||
decodeVarint(data[readPosition:readPosition + 10])
|
||||
readPosition += varintLength
|
||||
embeddedStreamNumber, varintLength = \
|
||||
decodeVarint(data[readPosition:readPosition + 10])
|
||||
readPosition += varintLength
|
||||
# We'll store the address version and stream number
|
||||
# (and some more) in the pubkeys table.
|
||||
storedData = data[20:readPosition]
|
||||
|
||||
if addressVersion != embeddedAddressVersion:
|
||||
logger.info(
|
||||
'Pubkey decryption was UNsuccessful'
|
||||
' due to address version mismatch.')
|
||||
return 'failed'
|
||||
if streamNumber != embeddedStreamNumber:
|
||||
logger.info(
|
||||
'Pubkey decryption was UNsuccessful'
|
||||
' due to stream number mismatch.')
|
||||
return 'failed'
|
||||
|
||||
tag = data[readPosition:readPosition + 32]
|
||||
readPosition += 32
|
||||
# the time through the tag. More data is appended onto
|
||||
# signedData below after the decryption.
|
||||
signedData = data[8:readPosition]
|
||||
encryptedData = data[readPosition:]
|
||||
|
||||
# Let us try to decrypt the pubkey
|
||||
toAddress, cryptorObject = state.neededPubkeys[tag]
|
||||
if toAddress != address:
|
||||
logger.critical(
|
||||
'decryptAndCheckPubkeyPayload failed due to toAddress'
|
||||
' mismatch. This is very peculiar.'
|
||||
' toAddress: %s, address %s',
|
||||
toAddress, address
|
||||
)
|
||||
# the only way I can think that this could happen
|
||||
# is if someone encodes their address data two different ways.
|
||||
# That sort of address-malleability should have been caught
|
||||
# by the UI or API and an error given to the user.
|
||||
return 'failed'
|
||||
try:
|
||||
decryptedData = cryptorObject.decrypt(encryptedData)
|
||||
except:
|
||||
# Someone must have encrypted some data with a different key
|
||||
# but tagged it with a tag for which we are watching.
|
||||
logger.info('Pubkey decryption was unsuccessful.')
|
||||
return 'failed'
|
||||
|
||||
readPosition = 0
|
||||
# bitfieldBehaviors = decryptedData[readPosition:readPosition + 4]
|
||||
readPosition += 4
|
||||
publicSigningKey = \
|
||||
'\x04' + decryptedData[readPosition:readPosition + 64]
|
||||
readPosition += 64
|
||||
publicEncryptionKey = \
|
||||
'\x04' + decryptedData[readPosition:readPosition + 64]
|
||||
readPosition += 64
|
||||
specifiedNonceTrialsPerByte, specifiedNonceTrialsPerByteLength = \
|
||||
decodeVarint(decryptedData[readPosition:readPosition + 10])
|
||||
readPosition += specifiedNonceTrialsPerByteLength
|
||||
specifiedPayloadLengthExtraBytes, \
|
||||
specifiedPayloadLengthExtraBytesLength = \
|
||||
decodeVarint(decryptedData[readPosition:readPosition + 10])
|
||||
readPosition += specifiedPayloadLengthExtraBytesLength
|
||||
storedData += decryptedData[:readPosition]
|
||||
signedData += decryptedData[:readPosition]
|
||||
signatureLength, signatureLengthLength = \
|
||||
decodeVarint(decryptedData[readPosition:readPosition + 10])
|
||||
readPosition += signatureLengthLength
|
||||
signature = decryptedData[readPosition:readPosition + signatureLength]
|
||||
|
||||
if not highlevelcrypto.verify(
|
||||
signedData, signature, hexlify(publicSigningKey)):
|
||||
logger.info(
|
||||
'ECDSA verify failed (within decryptAndCheckPubkeyPayload)')
|
||||
return 'failed'
|
||||
|
||||
logger.info(
|
||||
'ECDSA verify passed (within decryptAndCheckPubkeyPayload)')
|
||||
|
||||
sha = hashlib.new('sha512')
|
||||
sha.update(publicSigningKey + publicEncryptionKey)
|
||||
ripeHasher = hashlib.new('ripemd160')
|
||||
ripeHasher.update(sha.digest())
|
||||
embeddedRipe = ripeHasher.digest()
|
||||
|
||||
if embeddedRipe != ripe:
|
||||
# Although this pubkey object had the tag were were looking for
|
||||
# and was encrypted with the correct encryption key,
|
||||
# it doesn't contain the correct pubkeys. Someone is
|
||||
# either being malicious or using buggy software.
|
||||
logger.info(
|
||||
'Pubkey decryption was UNsuccessful due to RIPE mismatch.')
|
||||
return 'failed'
|
||||
|
||||
# Everything checked out. Insert it into the pubkeys table.
|
||||
|
||||
logger.info(
|
||||
'within decryptAndCheckPubkeyPayload, '
|
||||
'addressVersion: %s, streamNumber: %s\nripe %s\n'
|
||||
'publicSigningKey in hex: %s\npublicEncryptionKey in hex: %s',
|
||||
addressVersion, streamNumber, hexlify(ripe),
|
||||
hexlify(publicSigningKey), hexlify(publicEncryptionKey)
|
||||
)
|
||||
|
||||
t = (address, addressVersion, storedData, int(time.time()), 'yes')
|
||||
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?,?)''', *t)
|
||||
return 'successful'
|
||||
except varintDecodeError:
|
||||
logger.info(
|
||||
'Pubkey decryption was UNsuccessful due to a malformed varint.')
|
||||
return 'failed'
|
||||
except Exception:
|
||||
logger.critical(
|
||||
'Pubkey decryption was UNsuccessful because of'
|
||||
' an unhandled exception! This is definitely a bug! \n%s' %
|
||||
traceback.format_exc()
|
||||
)
|
||||
return 'failed'
|
||||
|
||||
|
||||
def checkAndShareObjectWithPeers(data):
|
||||
"""
|
||||
This function is called after either receiving an object
|
||||
|
|
|
|||
|
|
@ -0,0 +1,942 @@
|
|||
import binascii
|
||||
import collections
|
||||
import hashlib
|
||||
import os.path
|
||||
import struct
|
||||
import threading
|
||||
import time
|
||||
|
||||
import addresses
|
||||
import bmconfigparser
|
||||
import debug
|
||||
import defaults
|
||||
import helper_msgcoding
|
||||
import helper_sql
|
||||
import helper_random
|
||||
import helper_threading
|
||||
import highlevelcrypto
|
||||
import inventory
|
||||
import l10n
|
||||
import paths
|
||||
import protocol
|
||||
import shared
|
||||
import state
|
||||
import tr
|
||||
import queues
|
||||
import workprover
|
||||
|
||||
# Message status flow:
|
||||
#
|
||||
# +----------------------------------------------------------------------------------------+
|
||||
# v |
|
||||
# +-> msgqueued -+---------------------------------------->+-+-> doingmsgpow -+-> msgsent -+-> ackreceived
|
||||
# ^ | ^ | |
|
||||
# | +-> awaitingpubkey -+-> doingpubkeypow -+ | | +-> msgsentnoackexpected
|
||||
# | ^ v | | | |
|
||||
# +--------------+-------------------+-------------------+ | | +-> badkey
|
||||
# | |
|
||||
# | +-> toodifficult --> forcepow -+
|
||||
# | |
|
||||
# +--------------------------------+
|
||||
|
||||
# Broadcast status flow:
|
||||
#
|
||||
# broadcastqueued --> doingbroadcastpow --> broadcastsent
|
||||
|
||||
# TODO: queued pubkey messages are not saved to the database, they disappear when the client is closed
|
||||
|
||||
AddressProperties = collections.namedtuple("AddressProperties", [
|
||||
"version", "stream", "ripe",
|
||||
"own", "chan", "bitfield", "byteDifficulty", "lengthExtension",
|
||||
"secretSigningKey", "secretEncryptionKey", "publicSigningKey", "publicEncryptionKey"
|
||||
])
|
||||
|
||||
def getMyAddressProperties(address, defaultDifficulty = False):
|
||||
status, version, stream, ripe = addresses.decodeAddress(address)
|
||||
|
||||
if defaultDifficulty:
|
||||
byteDifficulty = defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
lengthExtension = defaults.networkDefaultPayloadLengthExtraBytes
|
||||
else:
|
||||
byteDifficulty = bmconfigparser.BMConfigParser().safeGetInt(address, "noncetrialsperbyte", None)
|
||||
lengthExtension = bmconfigparser.BMConfigParser().safeGetInt(address, "payloadlengthextrabytes", None)
|
||||
|
||||
chan = bmconfigparser.BMConfigParser().safeGetBoolean(address, "chan")
|
||||
bitfield = 0
|
||||
|
||||
if not bmconfigparser.BMConfigParser().safeGetBoolean(address, "dontsendack"):
|
||||
bitfield |= protocol.BITFIELD_DOESACK
|
||||
|
||||
secretSigningKeyBase58 = bmconfigparser.BMConfigParser().get(address, "privsigningkey")
|
||||
secretEncryptionKeyBase58 = bmconfigparser.BMConfigParser().get(address, "privencryptionkey")
|
||||
|
||||
secretSigningKey = shared.decodeWalletImportFormat(secretSigningKeyBase58)
|
||||
secretEncryptionKey = shared.decodeWalletImportFormat(secretEncryptionKeyBase58)
|
||||
|
||||
publicSigningKey = binascii.unhexlify(highlevelcrypto.privToPub(binascii.hexlify(secretSigningKey)))
|
||||
publicEncryptionKey = binascii.unhexlify(highlevelcrypto.privToPub(binascii.hexlify(secretEncryptionKey)))
|
||||
|
||||
return AddressProperties(
|
||||
version, stream, ripe,
|
||||
True, chan, bitfield, byteDifficulty, lengthExtension,
|
||||
secretSigningKey, secretEncryptionKey, publicSigningKey, publicEncryptionKey
|
||||
)
|
||||
|
||||
def parsePubkeyMessage(encoded):
|
||||
readPosition = 0
|
||||
|
||||
version, readLength = addresses.decodeVarint(encoded[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
stream, readLength = addresses.decodeVarint(encoded[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
bitfield, = struct.unpack(">I", encoded[readPosition: readPosition + 4])
|
||||
readPosition += 4
|
||||
|
||||
publicSigningKey = "\x04" + encoded[readPosition: readPosition + 64]
|
||||
readPosition += 64
|
||||
|
||||
publicEncryptionKey = "\x04" + encoded[readPosition: readPosition + 64]
|
||||
readPosition += 64
|
||||
|
||||
ripe = protocol.calculateRipeHash(publicSigningKey + publicEncryptionKey)
|
||||
|
||||
if version < 3:
|
||||
byteDifficulty = defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
lengthExtension = defaults.networkDefaultPayloadLengthExtraBytes
|
||||
else:
|
||||
byteDifficulty, readLength = addresses.decodeVarint(encoded[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
lengthExtension, readLength = addresses.decodeVarint(encoded[readPosition: readPosition + 9])
|
||||
readPosition += readLength
|
||||
|
||||
byteDifficulty = max(defaults.networkDefaultProofOfWorkNonceTrialsPerByte, byteDifficulty)
|
||||
lengthExtension = max(defaults.networkDefaultPayloadLengthExtraBytes, lengthExtension)
|
||||
|
||||
return AddressProperties(
|
||||
version, stream, ripe,
|
||||
False, False, bitfield, byteDifficulty, lengthExtension,
|
||||
None, None, publicSigningKey, publicEncryptionKey
|
||||
)
|
||||
|
||||
def getDestinationAddressProperties(address):
|
||||
# Search own and chan addresses
|
||||
|
||||
try:
|
||||
return getMyAddressProperties(address, True)
|
||||
except:
|
||||
pass
|
||||
|
||||
# Search the "pubkeys" table in the database
|
||||
|
||||
status, version, stream, ripe = addresses.decodeAddress(address)
|
||||
|
||||
if version == 4:
|
||||
secretEncryptionKey, tag = protocol.calculateAddressTag(version, stream, ripe)
|
||||
|
||||
cryptor = highlevelcrypto.makeCryptor(binascii.hexlify(secretEncryptionKey))
|
||||
|
||||
alreadyNeeded = tag in state.neededPubkeys
|
||||
state.neededPubkeys[tag] = address, cryptor
|
||||
else:
|
||||
alreadyNeeded = address in state.neededPubkeys
|
||||
state.neededPubkeys[address] = None
|
||||
|
||||
helper_sql.sqlExecute("""UPDATE "pubkeys" SET "usedpersonally" = 'yes' WHERE "address" == ?;""", address)
|
||||
encodedPubkeys = helper_sql.sqlQuery("""SELECT "transmitdata" FROM "pubkeys" WHERE "address" == ?;""", address)
|
||||
|
||||
result = None
|
||||
|
||||
if len(encodedPubkeys) != 0:
|
||||
result = parsePubkeyMessage(encodedPubkeys[-1][0])
|
||||
|
||||
# Search the inventory for encrypted keys
|
||||
|
||||
if result is None and version == 4:
|
||||
for i in inventory.Inventory().by_type_and_tag(1, tag):
|
||||
encodedPubkey = protocol.decryptAndCheckV4Pubkey(i.payload, address, cryptor)
|
||||
|
||||
if encodedPubkey is None:
|
||||
continue
|
||||
|
||||
helper_sql.sqlExecute("""
|
||||
INSERT INTO "pubkeys" ("address", "addressversion", "transmitdata", "time", "usedpersonally")
|
||||
VALUES (?, 4, ?, ?, 'yes');
|
||||
""", address, encodedPubkey, int(time.time()))
|
||||
|
||||
result = parsePubkeyMessage(encodedPubkey)
|
||||
|
||||
break
|
||||
|
||||
if result is not None:
|
||||
if version == 4:
|
||||
state.neededPubkeys.pop(tag, None)
|
||||
else:
|
||||
state.neededPubkeys.pop(address, None)
|
||||
|
||||
helper_sql.sqlExecute("""
|
||||
UPDATE "sent" SET "status" = 'msgqueued'
|
||||
WHERE "status" IN ('doingpubkeypow', 'awaitingpubkey') AND "toaddress" == ? AND "folder" == 'sent';
|
||||
""", address)
|
||||
|
||||
if alreadyNeeded:
|
||||
queues.workerQueue.put(("sendmessage", ))
|
||||
|
||||
queued = helper_sql.sqlQuery("""
|
||||
SELECT "ackdata" FROM "sent"
|
||||
WHERE "status" == 'msgqueued' AND "toaddress" == ? AND "folder" == 'sent';
|
||||
""", address)
|
||||
|
||||
for i, in queued:
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
i,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Queued."
|
||||
)
|
||||
)))
|
||||
|
||||
return result
|
||||
|
||||
return None
|
||||
|
||||
def randomizeTTL(TTL):
|
||||
return TTL + helper_random.randomrandrange(-300, 300)
|
||||
|
||||
def disseminateObject(nonce, expiryTime, headlessPayload, objectType, stream, tag):
|
||||
payload = nonce + struct.pack(">Q", expiryTime) + headlessPayload
|
||||
inventoryHash = protocol.calculateDoubleHash(payload)[: 32]
|
||||
|
||||
inventory.Inventory()[inventoryHash] = objectType, stream, payload, expiryTime, buffer(tag)
|
||||
queues.invQueue.put((stream, inventoryHash))
|
||||
|
||||
debug.logger.info("Broadcasting inventory object with hash: %s", binascii.hexlify(inventoryHash))
|
||||
|
||||
return inventoryHash, payload
|
||||
|
||||
class singleWorker(threading.Thread, helper_threading.StoppableThread):
|
||||
name = "singleWorker"
|
||||
|
||||
def __init__(self):
|
||||
super(self.__class__, self).__init__()
|
||||
|
||||
self.initStop()
|
||||
|
||||
def stopThread(self):
|
||||
queues.workerQueue.put(("stopThread", "data"))
|
||||
|
||||
super(self.__class__, self).stopThread()
|
||||
|
||||
def run(self):
|
||||
GPUVendor = bmconfigparser.BMConfigParser().safeGet("bitmessagesettings", "opencl")
|
||||
|
||||
self.workProver = workprover.WorkProver(
|
||||
os.path.join(paths.codePath(), "workprover"),
|
||||
GPUVendor,
|
||||
helper_random.randomBytes(32),
|
||||
lambda status: queues.UISignalQueue.put(("updateWorkProverStatus", status)),
|
||||
queues.workerQueue
|
||||
)
|
||||
|
||||
self.workProver.start()
|
||||
|
||||
parallelism = bmconfigparser.BMConfigParser().safeGetInt("bitmessagesettings", "maxcores")
|
||||
|
||||
if parallelism is None:
|
||||
parallelism = self.workProver.defaultParallelism
|
||||
|
||||
if "gpu" in self.workProver.availableSolvers and GPUVendor is not None:
|
||||
self.workProver.commandsQueue.put(("setSolver", "gpu", None))
|
||||
elif "fast" in self.workProver.availableSolvers:
|
||||
self.workProver.commandsQueue.put(("setSolver", "fast", parallelism))
|
||||
elif "forking" in self.workProver.availableSolvers:
|
||||
self.workProver.commandsQueue.put(("setSolver", "forking", parallelism))
|
||||
else:
|
||||
self.workProver.commandsQueue.put(("setSolver", "dumb", None))
|
||||
|
||||
if "fast" not in self.workProver.availableSolvers:
|
||||
queues.UISignalQueue.put(("updateStatusBar", (
|
||||
tr._translate(
|
||||
"proofofwork",
|
||||
"C PoW module unavailable. Please build it."
|
||||
), 1
|
||||
)))
|
||||
|
||||
self.startedWorks = {}
|
||||
|
||||
# Give some time for the GUI to start
|
||||
# TODO: use a condition variable
|
||||
|
||||
self.stop.wait(10)
|
||||
|
||||
queues.workerQueue.put(("sendmessage", ))
|
||||
queues.workerQueue.put(("sendbroadcast", ))
|
||||
|
||||
while state.shutdown == 0:
|
||||
queueItem = queues.workerQueue.get()
|
||||
command, arguments = queueItem[0], queueItem[1: ]
|
||||
|
||||
if command == "sendmessage":
|
||||
self.sendMessages()
|
||||
elif command == "sendbroadcast":
|
||||
self.sendBroadcasts()
|
||||
elif command == "sendMyPubkey":
|
||||
self.sendMyPubkey(*arguments)
|
||||
elif command == "requestPubkey":
|
||||
self.requestPubkey(*arguments)
|
||||
elif command == "resetPoW":
|
||||
pass
|
||||
elif command == "taskDone":
|
||||
self.workDone(*arguments)
|
||||
elif command == "stopThread":
|
||||
self.workProver.commandsQueue.put(("shutdown", ))
|
||||
self.workProver.join()
|
||||
|
||||
break
|
||||
|
||||
debug.logger.info("Quitting...")
|
||||
|
||||
def startWork(self, ID, headlessPayload, TTL, expiryTime, byteDifficulty, lengthExtension, logPrefix, callback):
|
||||
debug.logger.info(
|
||||
"%s Starting work %s, payload length = %s, TTL = %s",
|
||||
logPrefix, ID, 8 + 8 + len(headlessPayload), TTL
|
||||
)
|
||||
|
||||
self.startedWorks[ID] = callback
|
||||
|
||||
self.workProver.commandsQueue.put((
|
||||
"addTask", ID, headlessPayload, TTL, expiryTime,
|
||||
byteDifficulty, lengthExtension
|
||||
))
|
||||
|
||||
def workDone(self, ID, nonce, expiryTime):
|
||||
debug.logger.info("Found proof of work %s", ID)
|
||||
|
||||
self.startedWorks[ID](nonce, expiryTime)
|
||||
|
||||
del self.startedWorks[ID]
|
||||
|
||||
def sendMyPubkey(self, address):
|
||||
ID = "pubkey", address
|
||||
|
||||
if ID in self.startedWorks:
|
||||
return
|
||||
|
||||
try:
|
||||
addressProperties = getMyAddressProperties(address)
|
||||
except Exception as exception:
|
||||
debug.logger.error("Could not get the properties of a requested address %s\n", exception)
|
||||
|
||||
return
|
||||
|
||||
if addressProperties.chan:
|
||||
debug.logger.info("This is a chan address. Not sending pubkey")
|
||||
|
||||
return
|
||||
|
||||
if addressProperties.version == 4:
|
||||
secretEncryptionKey, tag = protocol.calculateAddressTag(
|
||||
addressProperties.version,
|
||||
addressProperties.stream,
|
||||
addressProperties.ripe
|
||||
)
|
||||
|
||||
publicEncryptionKey = highlevelcrypto.pointMult(secretEncryptionKey)
|
||||
else:
|
||||
tag = ""
|
||||
|
||||
debug.logger.info("Sending pubkey of %s", address)
|
||||
|
||||
TTL = randomizeTTL(28 * 24 * 60 * 60)
|
||||
|
||||
if addressProperties.version > 2:
|
||||
expiryTime = int(time.time() + TTL)
|
||||
else:
|
||||
expiryTime = None
|
||||
|
||||
headlessPayload = struct.pack(">I", 1)
|
||||
headlessPayload += addresses.encodeVarint(addressProperties.version)
|
||||
headlessPayload += addresses.encodeVarint(addressProperties.stream)
|
||||
|
||||
inventoryTagPosition = len(headlessPayload)
|
||||
|
||||
headlessPayload += tag
|
||||
|
||||
if addressProperties.version == 4:
|
||||
plaintext = struct.pack(">I", addressProperties.bitfield)
|
||||
plaintext += addressProperties.publicSigningKey[1: ]
|
||||
plaintext += addressProperties.publicEncryptionKey[1: ]
|
||||
plaintext += addresses.encodeVarint(addressProperties.byteDifficulty)
|
||||
plaintext += addresses.encodeVarint(addressProperties.lengthExtension)
|
||||
|
||||
signature = highlevelcrypto.sign(
|
||||
struct.pack(">Q", expiryTime) + headlessPayload + plaintext,
|
||||
binascii.hexlify(addressProperties.secretSigningKey)
|
||||
)
|
||||
|
||||
plaintext += addresses.encodeVarint(len(signature))
|
||||
plaintext += signature
|
||||
|
||||
headlessPayload += highlevelcrypto.encrypt(plaintext, binascii.hexlify(publicEncryptionKey))
|
||||
else:
|
||||
headlessPayload += struct.pack(">I", addressProperties.bitfield)
|
||||
headlessPayload += addressProperties.publicSigningKey[1: ]
|
||||
headlessPayload += addressProperties.publicEncryptionKey[1: ]
|
||||
|
||||
if addressProperties.version == 3:
|
||||
headlessPayload += addresses.encodeVarint(addressProperties.byteDifficulty)
|
||||
headlessPayload += addresses.encodeVarint(addressProperties.lengthExtension)
|
||||
|
||||
signature = highlevelcrypto.sign(
|
||||
struct.pack(">Q", expiryTime) + headlessPayload,
|
||||
binascii.hexlify(addressProperties.secretSigningKey)
|
||||
)
|
||||
|
||||
headlessPayload += addresses.encodeVarint(len(signature))
|
||||
headlessPayload += signature
|
||||
|
||||
def workDone(nonce, expiryTime):
|
||||
inventoryTag = headlessPayload[inventoryTagPosition: inventoryTagPosition + 32]
|
||||
|
||||
disseminateObject(nonce, expiryTime, headlessPayload, 1, addressProperties.stream, inventoryTag)
|
||||
|
||||
# TODO: not atomic with the addition to the inventory, the "lastpubkeysendtime" property should be removed
|
||||
# Instead check if the pubkey is present in the inventory
|
||||
|
||||
try:
|
||||
bmconfigparser.BMConfigParser().set(address, "lastpubkeysendtime", str(int(time.time())))
|
||||
bmconfigparser.BMConfigParser().save()
|
||||
except:
|
||||
pass
|
||||
|
||||
queues.UISignalQueue.put(("updateStatusBar", ""))
|
||||
|
||||
self.startWork(
|
||||
ID, headlessPayload, TTL, expiryTime,
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte,
|
||||
defaults.networkDefaultPayloadLengthExtraBytes,
|
||||
"(For pubkey version {} message)".format(addressProperties.version),
|
||||
workDone
|
||||
)
|
||||
|
||||
def processBroadcast(self, address, subject, body, ackData, TTL, encoding):
|
||||
ID = "broadcast", ackData
|
||||
|
||||
try:
|
||||
addressProperties = getMyAddressProperties(address)
|
||||
except:
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Error! Could not find sender address (your address) in the keys.dat file."
|
||||
)
|
||||
)))
|
||||
|
||||
return
|
||||
|
||||
if addressProperties.version < 2:
|
||||
debug.logger.error("Address version unsupported for broadcasts")
|
||||
|
||||
return
|
||||
|
||||
debug.logger.info("Sending broadcast from %s", address)
|
||||
|
||||
if addressProperties.version == 4:
|
||||
secretEncryptionKey, tag = protocol.calculateAddressTag(
|
||||
addressProperties.version,
|
||||
addressProperties.stream,
|
||||
addressProperties.ripe
|
||||
)
|
||||
else:
|
||||
secretEncryptionKey = hashlib.sha512(
|
||||
addresses.encodeVarint(addressProperties.version) +
|
||||
addresses.encodeVarint(addressProperties.stream) +
|
||||
addressProperties.ripe
|
||||
).digest()[: 32]
|
||||
|
||||
tag = ""
|
||||
|
||||
publicEncryptionKey = highlevelcrypto.pointMult(secretEncryptionKey)
|
||||
|
||||
TTL = min(28 * 24 * 60 * 60, TTL)
|
||||
TTL = max(60 * 60, TTL)
|
||||
TTL = randomizeTTL(TTL)
|
||||
expiryTime = int(time.time() + TTL)
|
||||
|
||||
headlessPayload = struct.pack(">I", 3)
|
||||
|
||||
if addressProperties.version == 4:
|
||||
headlessPayload += addresses.encodeVarint(5)
|
||||
else:
|
||||
headlessPayload += addresses.encodeVarint(4)
|
||||
|
||||
headlessPayload += addresses.encodeVarint(addressProperties.stream)
|
||||
|
||||
inventoryTagPosition = len(headlessPayload)
|
||||
|
||||
headlessPayload += tag
|
||||
|
||||
plaintext = addresses.encodeVarint(addressProperties.version)
|
||||
plaintext += addresses.encodeVarint(addressProperties.stream)
|
||||
plaintext += struct.pack(">I", addressProperties.bitfield)
|
||||
plaintext += addressProperties.publicSigningKey[1: ]
|
||||
plaintext += addressProperties.publicEncryptionKey[1: ]
|
||||
|
||||
if addressProperties.version >= 3:
|
||||
plaintext += addresses.encodeVarint(addressProperties.byteDifficulty)
|
||||
plaintext += addresses.encodeVarint(addressProperties.lengthExtension)
|
||||
|
||||
encodedMessage = helper_msgcoding.MsgEncode({"subject": subject, "body": body}, encoding)
|
||||
|
||||
plaintext += addresses.encodeVarint(encoding)
|
||||
plaintext += addresses.encodeVarint(encodedMessage.length)
|
||||
plaintext += encodedMessage.data
|
||||
|
||||
signature = highlevelcrypto.sign(
|
||||
struct.pack(">Q", expiryTime) + headlessPayload + plaintext,
|
||||
binascii.hexlify(addressProperties.secretSigningKey)
|
||||
)
|
||||
|
||||
plaintext += addresses.encodeVarint(len(signature))
|
||||
plaintext += signature
|
||||
|
||||
headlessPayload += highlevelcrypto.encrypt(plaintext, binascii.hexlify(publicEncryptionKey))
|
||||
|
||||
if len(headlessPayload) > 2 ** 18 - (8 + 8): # 256 kiB
|
||||
debug.logger.critical(
|
||||
"This broadcast object is too large to send. This should never happen. Object size: %s",
|
||||
len(headlessPayload)
|
||||
)
|
||||
|
||||
return
|
||||
|
||||
def workDone(nonce, expiryTime):
|
||||
inventoryTag = headlessPayload[inventoryTagPosition: inventoryTagPosition + 32]
|
||||
|
||||
# TODO: adding to the inventory, adding to inbox and setting the sent status should be within a single SQL transaction
|
||||
|
||||
inventoryHash, payload = disseminateObject(
|
||||
nonce, expiryTime, headlessPayload,
|
||||
3, addressProperties.stream, inventoryTag
|
||||
)
|
||||
|
||||
helper_sql.sqlExecute("""
|
||||
UPDATE "sent" SET "msgid" = ?, "status" = 'broadcastsent', "lastactiontime" = ?
|
||||
WHERE "ackdata" == ?;
|
||||
""", inventoryHash, int(time.time()), ackData)
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate("MainWindow", "Broadcast sent on %1").arg(l10n.formatTimestamp())
|
||||
)))
|
||||
|
||||
# Add to own inbox
|
||||
|
||||
if addressProperties.version == 4:
|
||||
if tag in shared.MyECSubscriptionCryptorObjects:
|
||||
queues.objectProcessorQueue.put((3, payload))
|
||||
else:
|
||||
if addressProperties.ripe in shared.MyECSubscriptionCryptorObjects:
|
||||
queues.objectProcessorQueue.put((3, payload))
|
||||
|
||||
helper_sql.sqlExecute("""UPDATE "sent" SET "status" = 'doingbroadcastpow' WHERE "ackdata" == ?;""", ackData)
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to send broadcast."
|
||||
)
|
||||
)))
|
||||
|
||||
self.startWork(
|
||||
ID, headlessPayload, TTL, expiryTime,
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte,
|
||||
defaults.networkDefaultPayloadLengthExtraBytes,
|
||||
"(For broadcast message)",
|
||||
workDone
|
||||
)
|
||||
|
||||
def sendBroadcasts(self):
|
||||
queued = helper_sql.sqlQuery("""
|
||||
SELECT "fromaddress", "subject", "message", "ackdata", "ttl", "encodingtype" FROM "sent"
|
||||
WHERE "status" == 'broadcastqueued' AND "folder" == 'sent';
|
||||
""")
|
||||
|
||||
for i in queued:
|
||||
# Must be in a separate function because of the nested callback
|
||||
|
||||
self.processBroadcast(*i)
|
||||
|
||||
def generateAckMessage(self, ackData, stream, TTL, callback):
|
||||
ID = "ack", ackData
|
||||
|
||||
# It might be perfectly fine to just use the same TTL for
|
||||
# the ackdata that we use for the message. But I would rather
|
||||
# it be more difficult for attackers to associate ackData with
|
||||
# the associated msg object. However, users would want the TTL
|
||||
# of the acknowledgement to be about the same as they set
|
||||
# for the message itself. So let's set the TTL of the
|
||||
# acknowledgement to be in one of three 'buckets': 1 hour, 7
|
||||
# days, or 28 days, whichever is relatively close to what the
|
||||
# user specified.
|
||||
|
||||
if TTL < 24 * 60 * 60:
|
||||
TTL = 24 * 60 * 60
|
||||
elif TTL < 7 * 24 * 60 * 60:
|
||||
TTL = 7 * 24 * 60 * 60
|
||||
else:
|
||||
TTL = 28 * 24 * 60 * 60
|
||||
|
||||
TTL = randomizeTTL(TTL)
|
||||
expiryTime = int(time.time() + TTL)
|
||||
|
||||
def workDone(nonce, expiryTime):
|
||||
payload = nonce + struct.pack(">Q", expiryTime) + ackData
|
||||
|
||||
callback(protocol.CreatePacket("object", payload))
|
||||
|
||||
self.startWork(
|
||||
ID, ackData, TTL, expiryTime,
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte,
|
||||
defaults.networkDefaultPayloadLengthExtraBytes,
|
||||
"(For ack message)",
|
||||
workDone
|
||||
)
|
||||
|
||||
def processMessage(self, status, destination, source, subject, body, ackData, TTL, retryNumber, encoding):
|
||||
ID = "message", ackData
|
||||
|
||||
helper_sql.sqlExecute("""UPDATE "sent" SET "status" = 'awaitingpubkey' WHERE "ackdata" == ?;""", ackData)
|
||||
|
||||
destinationProperties = getDestinationAddressProperties(destination)
|
||||
|
||||
if destinationProperties is None:
|
||||
queues.workerQueue.put(("requestPubkey", destination))
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Waiting for their encryption key. Will request it again soon."
|
||||
)
|
||||
)))
|
||||
|
||||
return
|
||||
|
||||
try:
|
||||
defaultDifficulty = shared.isAddressInMyAddressBookSubscriptionsListOrWhitelist(destination)
|
||||
|
||||
if destinationProperties.own:
|
||||
defaultDifficulty = True
|
||||
|
||||
sourceProperties = getMyAddressProperties(source, defaultDifficulty)
|
||||
except:
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Error! Could not find sender address (your address) in the keys.dat file."
|
||||
)
|
||||
)))
|
||||
|
||||
return
|
||||
|
||||
relativeByteDifficulty = (
|
||||
float(destinationProperties.byteDifficulty) /
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte
|
||||
)
|
||||
|
||||
relativeLengthExtension = (
|
||||
float(destinationProperties.lengthExtension) /
|
||||
defaults.networkDefaultPayloadLengthExtraBytes
|
||||
)
|
||||
|
||||
if status != "forcepow":
|
||||
maximumByteDifficulty = bmconfigparser.BMConfigParser().getint(
|
||||
"bitmessagesettings", "maxacceptablenoncetrialsperbyte"
|
||||
)
|
||||
|
||||
maximumLengthExtension = bmconfigparser.BMConfigParser().getint(
|
||||
"bitmessagesettings", "maxacceptablepayloadlengthextrabytes"
|
||||
)
|
||||
|
||||
if (
|
||||
maximumByteDifficulty != 0 and destinationProperties.byteDifficulty > maximumLengthExtension or
|
||||
maximumLengthExtension != 0 and destinationProperties.lengthExtension > maximumLengthExtension
|
||||
):
|
||||
helper_sql.sqlExecute("""UPDATE "sent" SET "status" = 'toodifficult' WHERE "ackdata" == ?;""", ackData)
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Problem: The work demanded by the recipient (%1 and %2) is "
|
||||
"more difficult than you are willing to do. %3"
|
||||
).arg(str(relativeByteDifficulty)).arg(str(relativeLengthExtension)).arg(l10n.formatTimestamp())
|
||||
)))
|
||||
|
||||
return
|
||||
|
||||
debug.logger.info("Sending message from %s to %s", source, destination)
|
||||
|
||||
TTL *= 2 ** retryNumber
|
||||
TTL = min(28 * 24 * 60 * 60, TTL)
|
||||
TTL = max(60 * 60, TTL)
|
||||
TTL = randomizeTTL(TTL)
|
||||
expiryTime = int(time.time() + TTL)
|
||||
|
||||
def ackMessageGenerated(ackMessage):
|
||||
headlessPayload = struct.pack(">I", 2)
|
||||
headlessPayload += addresses.encodeVarint(1)
|
||||
headlessPayload += addresses.encodeVarint(destinationProperties.stream)
|
||||
|
||||
plaintext = addresses.encodeVarint(sourceProperties.version)
|
||||
plaintext += addresses.encodeVarint(sourceProperties.stream)
|
||||
plaintext += struct.pack(">I", sourceProperties.bitfield)
|
||||
plaintext += sourceProperties.publicSigningKey[1: ]
|
||||
plaintext += sourceProperties.publicEncryptionKey[1: ]
|
||||
|
||||
if sourceProperties.version >= 3:
|
||||
plaintext += addresses.encodeVarint(sourceProperties.byteDifficulty)
|
||||
plaintext += addresses.encodeVarint(sourceProperties.lengthExtension)
|
||||
|
||||
plaintext += destinationProperties.ripe # To prevent resending a signed message to a different reciever
|
||||
|
||||
encodedMessage = helper_msgcoding.MsgEncode({"subject": subject, "body": body}, encoding)
|
||||
|
||||
plaintext += addresses.encodeVarint(encoding)
|
||||
plaintext += addresses.encodeVarint(encodedMessage.length)
|
||||
plaintext += encodedMessage.data
|
||||
|
||||
if ackMessage is None:
|
||||
plaintext += addresses.encodeVarint(0)
|
||||
else:
|
||||
plaintext += addresses.encodeVarint(len(ackMessage))
|
||||
plaintext += ackMessage
|
||||
|
||||
signature = highlevelcrypto.sign(
|
||||
struct.pack(">Q", expiryTime) + headlessPayload + plaintext,
|
||||
binascii.hexlify(sourceProperties.secretSigningKey)
|
||||
)
|
||||
|
||||
plaintext += addresses.encodeVarint(len(signature))
|
||||
plaintext += signature
|
||||
|
||||
try:
|
||||
ciphertext = highlevelcrypto.encrypt(
|
||||
plaintext,
|
||||
binascii.hexlify(destinationProperties.publicEncryptionKey)
|
||||
)
|
||||
except:
|
||||
helper_sql.sqlExecute("""UPDATE "sent" SET "status" = 'badkey' WHERE "ackdata" == ?;""", ackData)
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Problem: The recipient's encryption key is no good. Could not encrypt message. %1"
|
||||
).arg(l10n.formatTimestamp())
|
||||
)))
|
||||
|
||||
return
|
||||
|
||||
headlessPayload += ciphertext
|
||||
inventoryTag = ciphertext[: 32]
|
||||
|
||||
if len(headlessPayload) > 2 ** 18 - (8 + 8): # 256 kiB
|
||||
debug.logger.critical(
|
||||
"This message object is too large to send. This should never happen. Object size: %s",
|
||||
len(headlessPayload)
|
||||
)
|
||||
|
||||
return
|
||||
|
||||
def workDone(nonce, expiryTime):
|
||||
if ackMessage is not None:
|
||||
state.watchedAckData.add(ackData)
|
||||
|
||||
#TODO: adding to the inventory, adding to inbox and setting the sent status should be within a single SQL transaction
|
||||
|
||||
inventoryHash, payload = disseminateObject(
|
||||
nonce, expiryTime, headlessPayload,
|
||||
2, destinationProperties.stream, inventoryTag
|
||||
)
|
||||
|
||||
if ackMessage is None:
|
||||
newStatus = "msgsentnoackexpected"
|
||||
else:
|
||||
newStatus = "msgsent"
|
||||
|
||||
sleepTill = int(time.time() + TTL * 1.1)
|
||||
|
||||
helper_sql.sqlExecute("""
|
||||
UPDATE "sent" SET "msgid" = ?, "status" = ?, "retrynumber" = ?,
|
||||
"sleeptill" = ?, "lastactiontime" = ?
|
||||
WHERE "status" == 'doingmsgpow' AND "ackdata" == ?;
|
||||
""", inventoryHash, newStatus, retryNumber + 1, sleepTill, int(time.time()), ackData)
|
||||
|
||||
# Add to own inbox
|
||||
|
||||
if destinationProperties.own:
|
||||
queues.objectProcessorQueue.put((2, payload))
|
||||
|
||||
if ackMessage is None:
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Message sent. Sent at %1"
|
||||
).arg(l10n.formatTimestamp())
|
||||
)))
|
||||
else:
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Message sent. Waiting for acknowledgement. Sent on %1"
|
||||
).arg(l10n.formatTimestamp())
|
||||
)))
|
||||
|
||||
self.startWork(
|
||||
ID, headlessPayload, TTL, expiryTime,
|
||||
destinationProperties.byteDifficulty,
|
||||
destinationProperties.lengthExtension,
|
||||
"(For message)",
|
||||
workDone
|
||||
)
|
||||
|
||||
helper_sql.sqlExecute("""UPDATE "sent" SET "status" = 'doingmsgpow' WHERE "ackdata" == ?;""", ackData)
|
||||
|
||||
if relativeByteDifficulty != 1 or relativeLengthExtension != 1:
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to send message.\nReceiver's required difficulty: %1 and %2"
|
||||
).arg(str(relativeByteDifficulty)).arg(str(relativeLengthExtension))
|
||||
)))
|
||||
else:
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByAckdata", (
|
||||
ackData,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to send message."
|
||||
)
|
||||
)))
|
||||
|
||||
if destinationProperties.own:
|
||||
debug.logger.info("Not bothering to include ack data because we are sending to ourselves or a chan")
|
||||
|
||||
ackMessageGenerated(None)
|
||||
elif destinationProperties.bitfield & protocol.BITFIELD_DOESACK == 0:
|
||||
debug.logger.info("Not bothering to include ack data because the receiver said that they won't relay it anyway")
|
||||
|
||||
ackMessageGenerated(None)
|
||||
else:
|
||||
self.generateAckMessage(ackData, destinationProperties.stream, TTL, ackMessageGenerated)
|
||||
|
||||
def sendMessages(self):
|
||||
queued = helper_sql.sqlQuery("""
|
||||
SELECT "status", "toaddress", "fromaddress", "subject", "message",
|
||||
"ackdata", "ttl", "retrynumber", "encodingtype" FROM "sent"
|
||||
WHERE "status" IN ('msgqueued', 'forcepow') AND "folder" == 'sent';
|
||||
""")
|
||||
|
||||
for i in queued:
|
||||
# Must be in a separate function because of the nested callback
|
||||
|
||||
self.processMessage(*i)
|
||||
|
||||
def requestPubkey(self, address):
|
||||
ID = "getpubkey", address
|
||||
|
||||
if ID in self.startedWorks:
|
||||
return
|
||||
|
||||
status, version, stream, ripe = addresses.decodeAddress(address)
|
||||
|
||||
# Check if a request is already in the inventory
|
||||
|
||||
if version == 4:
|
||||
secretEncryptionKey, tag = protocol.calculateAddressTag(version, stream, ripe)
|
||||
else:
|
||||
tag = ripe
|
||||
|
||||
currentExpiryTime = None
|
||||
|
||||
for i in inventory.Inventory().by_type_and_tag(0, tag):
|
||||
if currentExpiryTime is None:
|
||||
currentExpiryTime = i.expires
|
||||
else:
|
||||
currentExpiryTime = max(currentExpiryTime, i.expires)
|
||||
|
||||
if currentExpiryTime is not None:
|
||||
helper_sql.sqlExecute("""
|
||||
UPDATE "sent" SET "status" = 'awaitingpubkey', "sleeptill" = ?
|
||||
WHERE "status" IN ('doingpubkeypow', 'awaitingpubkey') AND "toaddress" == ? AND "folder" == 'sent';
|
||||
""", currentExpiryTime, address)
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByToAddress", (
|
||||
address,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Waiting for their encryption key. Will request it again soon."
|
||||
)
|
||||
)))
|
||||
|
||||
return
|
||||
|
||||
debug.logger.info("Making request for version %s pubkey with tag: %s", version, binascii.hexlify(tag))
|
||||
|
||||
TTL = randomizeTTL(28 * 24 * 60 * 60)
|
||||
|
||||
headlessPayload = struct.pack(">I", 0)
|
||||
headlessPayload += addresses.encodeVarint(version)
|
||||
headlessPayload += addresses.encodeVarint(stream)
|
||||
|
||||
headlessPayload += tag
|
||||
|
||||
def workDone(nonce, expiryTime):
|
||||
# TODO: adding to the inventory and setting the sent status should be within a single SQL transaction
|
||||
|
||||
disseminateObject(nonce, expiryTime, headlessPayload, 0, stream, tag)
|
||||
|
||||
sleepTill = int(time.time() + TTL * 1.1)
|
||||
|
||||
helper_sql.sqlExecute("""
|
||||
UPDATE "sent" SET "status" = 'awaitingpubkey', "sleeptill" = ?, "lastactiontime" = ?
|
||||
WHERE "status" IN ('doingpubkeypow', 'awaitingpubkey') AND "toaddress" == ? AND "folder" == 'sent';
|
||||
""", sleepTill, int(time.time()), address)
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByToAddress", (
|
||||
address,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Sending public key request. Waiting for reply. Requested at %1"
|
||||
).arg(l10n.formatTimestamp())
|
||||
)))
|
||||
|
||||
helper_sql.sqlExecute("""
|
||||
UPDATE "sent" SET "status" = 'doingpubkeypow'
|
||||
WHERE "status" == 'awaitingpubkey' AND "toaddress" == ? AND "folder" == 'sent';
|
||||
""", address)
|
||||
|
||||
queues.UISignalQueue.put(("updateSentItemStatusByToAddress", (
|
||||
address,
|
||||
tr._translate(
|
||||
"MainWindow",
|
||||
"Doing work necessary to request encryption key."
|
||||
)
|
||||
)))
|
||||
|
||||
self.startWork(
|
||||
ID, headlessPayload, TTL, None,
|
||||
defaults.networkDefaultProofOfWorkNonceTrialsPerByte,
|
||||
defaults.networkDefaultPayloadLengthExtraBytes,
|
||||
"(For getpubkey message)".format(version),
|
||||
workDone
|
||||
)
|
||||
|
|
@ -1,6 +1,11 @@
|
|||
import collections
|
||||
|
||||
# Single worker assumes, that object processor checks this dict only after a pubkey is added to the inventory or the "pubkeys" table
|
||||
# TODO: add locking?
|
||||
|
||||
neededPubkeys = {}
|
||||
watchedAckData = set()
|
||||
|
||||
streamsInWhichIAmParticipating = []
|
||||
sendDataQueues = [] # each sendData thread puts its queue in this list.
|
||||
|
||||
|
|
|
|||
|
|
@ -28,7 +28,9 @@ class Task(object):
|
|||
self.target = target
|
||||
|
||||
class WorkProver(threading.Thread):
|
||||
def __init__(self, codePath, GPUVendor, seed, statusUpdated):
|
||||
# Seed must be 32 bytes
|
||||
|
||||
def __init__(self, codePath, GPUVendor, seed, statusUpdated, resultsQueue):
|
||||
super(self.__class__, self).__init__()
|
||||
|
||||
self.availableSolvers = {
|
||||
|
|
@ -65,7 +67,11 @@ class WorkProver(threading.Thread):
|
|||
self.statusUpdated = statusUpdated
|
||||
|
||||
self.commandsQueue = Queue.Queue()
|
||||
self.resultsQueue = Queue.Queue()
|
||||
|
||||
if resultsQueue is None:
|
||||
self.resultsQueue = Queue.Queue()
|
||||
else:
|
||||
self.resultsQueue = resultsQueue
|
||||
|
||||
self.solverName = None
|
||||
self.solver = None
|
||||
|
|
@ -86,7 +92,7 @@ class WorkProver(threading.Thread):
|
|||
if self.solver is not None:
|
||||
status = self.solver.status
|
||||
|
||||
self.statusUpdated((self.solverName, status, self.speed))
|
||||
self.statusUpdated((self.solverName, status, self.speed, len(self.tasks)))
|
||||
|
||||
def setSolver(self, name, configuration):
|
||||
if name is None and self.solverName is None:
|
||||
|
|
|
|||
|
|
@ -38,21 +38,24 @@ def threadFunction(local, remote, codePath, threadNumber):
|
|||
solver = dumbsolver.DumbSolver(codePath)
|
||||
|
||||
while True:
|
||||
received = local.recv()
|
||||
try:
|
||||
received = local.recv()
|
||||
|
||||
command = received[0]
|
||||
arguments = received[1: ]
|
||||
command = received[0]
|
||||
arguments = received[1: ]
|
||||
|
||||
if command == "search":
|
||||
initialHash, target, seed, timeout = arguments
|
||||
appendedSeed = seed + struct.pack(">Q", threadNumber)
|
||||
if command == "search":
|
||||
initialHash, target, seed, timeout = arguments
|
||||
appendedSeed = seed + struct.pack(">Q", threadNumber)
|
||||
|
||||
nonce, iterationsCount = solver.search(initialHash, target, appendedSeed, timeout)
|
||||
nonce, iterationsCount = solver.search(initialHash, target, appendedSeed, timeout)
|
||||
|
||||
local.send(("done", nonce, iterationsCount))
|
||||
elif command == "shutdown":
|
||||
local.close()
|
||||
local.send(("done", nonce, iterationsCount))
|
||||
elif command == "shutdown":
|
||||
local.close()
|
||||
|
||||
return
|
||||
except (EOFError, IOError):
|
||||
return
|
||||
|
||||
class ForkingSolver(object):
|
||||
|
|
|
|||
|
|
@ -121,7 +121,7 @@ class TestGPUSolver(TestSolver):
|
|||
|
||||
class TestWorkProver(unittest.TestCase):
|
||||
def setUp(self):
|
||||
self.thread = __init__.WorkProver(codePath, None, seed, None)
|
||||
self.thread = __init__.WorkProver(codePath, None, seed, None, None)
|
||||
self.thread.start()
|
||||
|
||||
def checkTaskLinks(self):
|
||||
|
|
|
|||
Loading…
Reference in New Issue