more v4 address work. Should be done.

master
Jonathan Warren 9 years ago
parent 79f6169803
commit 02ea2a50d3
  1. 4
      src/api_client.py
  2. 37
      src/bitmessagemain.py
  3. 13
      src/bitmessageqt/__init__.py
  4. 16
      src/bitmessageqt/newaddressdialog.py
  5. 2
      src/bitmessageqt/newaddressdialog.ui
  6. 39
      src/bitmessageqt/regenerateaddresses.py
  7. 6
      src/bitmessageqt/regenerateaddresses.ui
  8. 25
      src/class_addressGenerator.py
  9. 190
      src/class_receiveDataThread.py
  10. 2
      src/class_singleCleaner.py
  11. 2
      src/class_singleListener.py
  12. 147
      src/class_singleWorker.py
  13. 5
      src/defaultKnownNodes.py
  14. 84
      src/shared.py

@ -31,12 +31,12 @@ print 'Uncomment the next two lines to create a new random address with a slight
print 'Uncomment these next four lines to create new deterministic addresses.'
#passphrase = 'asdfasdfqwser'.encode('base64')
#jsonDeterministicAddresses = api.createDeterministicAddresses(passphrase, 2, 3, 1, False)
#jsonDeterministicAddresses = api.createDeterministicAddresses(passphrase, 2, 4, 1, False)
#print jsonDeterministicAddresses
#print json.loads(jsonDeterministicAddresses)
#print 'Uncomment this next line to print the first deterministic address that would be generated with the given passphrase. This will Not add it to the Bitmessage interface or the keys.dat file.'
#print api.getDeterministicAddress('asdfasdfqwser'.encode('base64'),3,1)
#print api.getDeterministicAddress('asdfasdfqwser'.encode('base64'),4,1)
#print 'Uncomment this line to subscribe to an address. (You must use your own address, this one is invalid).'
#print api.addSubscription('2D94G5d8yp237GGqAheoecBYpdehdT3dha','test sub'.encode('base64'))

@ -182,7 +182,7 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
elif method == 'statusBar':
message, = params
shared.UISignalQueue.put(('updateStatusBar', message))
elif method == 'listAddresses':
elif method == 'listAddresses' or method == 'listAddresses2':
data = '{"addresses":['
configSections = shared.config.sections()
for addressInKeysFile in configSections:
@ -196,7 +196,10 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
chan = shared.config.getboolean(addressInKeysFile, 'chan')
else:
chan = False
data += json.dumps({'label': shared.config.get(addressInKeysFile, 'label'), 'address': addressInKeysFile, 'stream':
label = shared.config.get(addressInKeysFile, 'label')
if method == listAddresses2:
label = label.encode('base64')
data += json.dumps({'label': label, 'address': addressInKeysFile, 'stream':
streamNumber, 'enabled': shared.config.getboolean(addressInKeysFile, 'enabled'), 'chan': chan}, indent=4, separators=(',', ': '))
data += ']}'
return data
@ -276,7 +279,7 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
shared.apiAddressGeneratorReturnQueue.queue.clear()
streamNumberForAddress = 1
shared.addressGeneratorQueue.put((
'createRandomAddress', 3, streamNumberForAddress, label, 1, "", eighteenByteRipe, nonceTrialsPerByte, payloadLengthExtraBytes))
'createRandomAddress', 4, streamNumberForAddress, label, 1, "", eighteenByteRipe, nonceTrialsPerByte, payloadLengthExtraBytes))
return shared.apiAddressGeneratorReturnQueue.get()
elif method == 'createDeterministicAddresses':
if len(params) == 0:
@ -341,9 +344,9 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
raise APIError(23, 'Bool expected in eighteenByteRipe, saw %s instead' % type(eighteenByteRipe))
passphrase = self._decode(passphrase, "base64")
if addressVersionNumber == 0: # 0 means "just use the proper addressVersionNumber"
addressVersionNumber = 3
if addressVersionNumber != 3:
raise APIError(2,'The address version number currently must be 3 (or 0 which means auto-select). ' + addressVersionNumber + ' isn\'t supported.')
addressVersionNumber = 4
if addressVersionNumber != 3 and addressVersionNumber != 4:
raise APIError(2,'The address version number currently must be 3, 4, or 0 (which means auto-select). ' + addressVersionNumber + ' isn\'t supported.')
if streamNumber == 0: # 0 means "just use the most available stream"
streamNumber = 1
if streamNumber != 1:
@ -374,8 +377,8 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
if len(passphrase) == 0:
raise APIError(1, 'The specified passphrase is blank.')
passphrase = self._decode(passphrase, "base64")
if addressVersionNumber != 3:
raise APIError(2, 'The address version number currently must be 3. ' + addressVersionNumber + ' isn\'t supported.')
if addressVersionNumber != 3 and addressVersionNumber != 4:
raise APIError(2, 'The address version number currently must be 3 or 4. ' + addressVersionNumber + ' isn\'t supported.')
if streamNumber != 1:
raise APIError(3, ' The stream number must be 1. Others aren\'t supported.')
shared.apiAddressGeneratorReturnQueue.queue.clear()
@ -756,7 +759,7 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
print 'broadcasting inv within API command disseminatePubkey with hash:', inventoryHash.encode('hex')
shared.broadcastToSendDataQueues((
streamNumber, 'advertiseobject', inventoryHash))
elif method == 'getMessageDataByDestinationHash':
elif method == 'getMessageDataByDestinationHash' or method == 'getMessageDataByDestinationTag':
# Method will eventually be used by a particular Android app to
# select relevant messages. Do not yet add this to the api
# doc.
@ -764,24 +767,24 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
if len(params) != 1:
raise APIError(0, 'I need 1 parameter!')
requestedHash, = params
if len(requestedHash) != 40:
raise APIError(19, 'The length of hash should be 20 bytes (encoded in hex thus 40 characters).')
if len(requestedHash) != 32:
raise APIError(19, 'The length of hash should be 32 bytes (encoded in hex thus 64 characters).')
requestedHash = self._decode(requestedHash, "hex")
# This is not a particularly commonly used API function. Before we
# use it we'll need to fill out a field in our inventory database
# which is blank by default (first20bytesofencryptedmessage).
queryreturn = sqlQuery(
'''SELECT hash, payload FROM inventory WHERE first20bytesofencryptedmessage = '' and objecttype = 'msg' ; ''')
'''SELECT hash, payload FROM inventory WHERE tag = '' and objecttype = 'msg' ; ''')
with SqlBulkExecute() as sql:
for row in queryreturn:
hash, payload = row
readPosition = 16 # Nonce length + time length
readPosition += decodeVarint(payload[readPosition:readPosition+10])[1] # Stream Number length
t = (payload[readPosition:readPosition+20],hash)
sql.execute('''UPDATE inventory SET first20bytesofencryptedmessage=? WHERE hash=?; ''', *t)
t = (payload[readPosition:readPosition+32],hash)
sql.execute('''UPDATE inventory SET tag=? WHERE hash=?; ''', *t)
queryreturn = sqlQuery('''SELECT payload FROM inventory WHERE first20bytesofencryptedmessage = ?''',
queryreturn = sqlQuery('''SELECT payload FROM inventory WHERE tag = ?''',
requestedHash)
data = '{"receivedMessageDatas":['
for row in queryreturn:
@ -814,7 +817,7 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
networkStatus = 'connectedButHaveNotReceivedIncomingConnections'
else:
networkStatus = 'connectedAndReceivingIncomingConnections'
return json.dumps({'networkConnections':len(shared.connectedHostsList),'numberOfMessagesProcessed':shared.numberOfMessagesProcessed, 'numberOfBroadcastsProcessed':shared.numberOfBroadcastsProcessed, 'numberOfPubkeysProcessed':shared.numberOfPubkeysProcessed, 'networkStatus':networkStatus}, indent=4, separators=(',', ': '))
return json.dumps({'networkConnections':len(shared.connectedHostsList),'numberOfMessagesProcessed':shared.numberOfMessagesProcessed, 'numberOfBroadcastsProcessed':shared.numberOfBroadcastsProcessed, 'numberOfPubkeysProcessed':shared.numberOfPubkeysProcessed, 'networkStatus':networkStatus, 'softwareName':'PyBitmessage','softwareVersion':shared.softwareVersion}, indent=4, separators=(',', ': '))
else:
raise APIError(20, 'Invalid method: %s' % method)
@ -862,7 +865,7 @@ class Main:
def start(self, daemon=False):
shared.daemon = daemon
# is the application already running? If yes then exit.
#thisapp = singleton.singleinstance() #todo: renable after testing.
thisapp = singleton.singleinstance()
signal.signal(signal.SIGINT, helper_generic.signal_handler)
# signal.signal(signal.SIGINT, signal.SIG_DFL)

@ -1133,8 +1133,15 @@ class MyForm(QtGui.QMainWindow):
else:
streamNumberForAddress = int(
self.regenerateAddressesDialogInstance.ui.lineEditStreamNumber.text())
addressVersionNumber = int(
self.regenerateAddressesDialogInstance.ui.lineEditAddressVersionNumber.text())
try:
addressVersionNumber = int(
self.regenerateAddressesDialogInstance.ui.lineEditAddressVersionNumber.text())
except:
QMessageBox.about(self, _translate("MainWindow", "Bad address version number"), _translate(
"MainWindow", "Your address version number must be a number: either 3 or 4."))
if addressVersionNumber < 3 or addressVersionNumber > 4:
QMessageBox.about(self, _translate("MainWindow", "Bad address version number"), _translate(
"MainWindow", "Your address version number must be either 3 or 4."))
# self.addressGenerator = addressGenerator()
# self.addressGenerator.setup(addressVersionNumber,streamNumberForAddress,"unused address",self.regenerateAddressesDialogInstance.ui.spinBoxNumberOfAddressesToMake.value(),self.regenerateAddressesDialogInstance.ui.lineEditPassphrase.text().toUtf8(),self.regenerateAddressesDialogInstance.ui.checkBoxEighteenByteRipe.isChecked())
# QtCore.QObject.connect(self.addressGenerator, SIGNAL("writeNewAddressToTable(PyQt_PyObject,PyQt_PyObject,PyQt_PyObject)"), self.writeNewAddressToTable)
@ -1153,7 +1160,7 @@ class MyForm(QtGui.QMainWindow):
"MainWindow", "You didn't enter a chan name."))
return
shared.apiAddressGeneratorReturnQueue.queue.clear()
shared.addressGeneratorQueue.put(('createChan', 3, 1, self.str_chan + ' ' + str(self.newChanDialogInstance.ui.lineEditChanNameCreate.text().toUtf8()), self.newChanDialogInstance.ui.lineEditChanNameCreate.text().toUtf8()))
shared.addressGeneratorQueue.put(('createChan', 4, 1, self.str_chan + ' ' + str(self.newChanDialogInstance.ui.lineEditChanNameCreate.text().toUtf8()), self.newChanDialogInstance.ui.lineEditChanNameCreate.text().toUtf8()))
addressGeneratorReturnValue = shared.apiAddressGeneratorReturnQueue.get()
print 'addressGeneratorReturnValue', addressGeneratorReturnValue
if len(addressGeneratorReturnValue) == 0:

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'newaddressdialog.ui'
#
# Created: Thu Jun 13 20:12:21 2013
# by: PyQt4 UI code generator 4.10.1
# Created: Sun Sep 15 23:53:31 2013
# by: PyQt4 UI code generator 4.10.2
#
# WARNING! All changes made in this file will be lost!
@ -178,7 +178,7 @@ class Ui_NewAddressDialog(object):
self.radioButtonDeterministicAddress.setText(_translate("NewAddressDialog", "Use a passphrase to make addresses", None))
self.checkBoxEighteenByteRipe.setText(_translate("NewAddressDialog", "Spend several minutes of extra computing time to make the address(es) 1 or 2 characters shorter", None))
self.groupBoxDeterministic.setTitle(_translate("NewAddressDialog", "Make deterministic addresses", None))
self.label_9.setText(_translate("NewAddressDialog", "Address version number: 3", None))
self.label_9.setText(_translate("NewAddressDialog", "Address version number: 4", None))
self.label_8.setText(_translate("NewAddressDialog", "In addition to your passphrase, you must remember these numbers:", None))
self.label_6.setText(_translate("NewAddressDialog", "Passphrase", None))
self.label_11.setText(_translate("NewAddressDialog", "Number of addresses to make based on your passphrase:", None))
@ -191,13 +191,3 @@ class Ui_NewAddressDialog(object):
self.radioButtonExisting.setText(_translate("NewAddressDialog", "Use the same stream as an existing address", None))
self.label_4.setText(_translate("NewAddressDialog", "(saves you some bandwidth and processing power)", None))
if __name__ == "__main__":
import sys
app = QtGui.QApplication(sys.argv)
NewAddressDialog = QtGui.QDialog()
ui = Ui_NewAddressDialog()
ui.setupUi(NewAddressDialog)
NewAddressDialog.show()
sys.exit(app.exec_())

@ -99,7 +99,7 @@ The 'Random Number' option is selected by default but deterministic addresses ha
<item row="6" column="0">
<widget class="QLabel" name="label_9">
<property name="text">
<string>Address version number: 3</string>
<string>Address version number: 4</string>
</property>
</widget>
</item>

@ -2,8 +2,8 @@
# Form implementation generated from reading ui file 'regenerateaddresses.ui'
#
# Created: Tue Apr 30 12:21:16 2013
# by: PyQt4 UI code generator 4.9.4
# Created: Sun Sep 15 23:50:23 2013
# by: PyQt4 UI code generator 4.10.2
#
# WARNING! All changes made in this file will be lost!
@ -12,7 +12,16 @@ from PyQt4 import QtCore, QtGui
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
_fromUtf8 = lambda s: s
def _fromUtf8(s):
return s
try:
_encoding = QtGui.QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig)
class Ui_regenerateAddressesDialog(object):
def setupUi(self, regenerateAddressesDialog):
@ -56,13 +65,14 @@ class Ui_regenerateAddressesDialog(object):
self.label_2.setObjectName(_fromUtf8("label_2"))
self.gridLayout.addWidget(self.label_2, 4, 0, 1, 1)
self.lineEditAddressVersionNumber = QtGui.QLineEdit(self.groupBox)
self.lineEditAddressVersionNumber.setEnabled(False)
self.lineEditAddressVersionNumber.setEnabled(True)
sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed, QtGui.QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.lineEditAddressVersionNumber.sizePolicy().hasHeightForWidth())
self.lineEditAddressVersionNumber.setSizePolicy(sizePolicy)
self.lineEditAddressVersionNumber.setMaximumSize(QtCore.QSize(31, 16777215))
self.lineEditAddressVersionNumber.setText(_fromUtf8(""))
self.lineEditAddressVersionNumber.setObjectName(_fromUtf8("lineEditAddressVersionNumber"))
self.gridLayout.addWidget(self.lineEditAddressVersionNumber, 4, 1, 1, 1)
spacerItem1 = QtGui.QSpacerItem(40, 20, QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Minimum)
@ -101,15 +111,14 @@ class Ui_regenerateAddressesDialog(object):
QtCore.QMetaObject.connectSlotsByName(regenerateAddressesDialog)
def retranslateUi(self, regenerateAddressesDialog):
regenerateAddressesDialog.setWindowTitle(QtGui.QApplication.translate("regenerateAddressesDialog", "Regenerate Existing Addresses", None, QtGui.QApplication.UnicodeUTF8))
self.groupBox.setTitle(QtGui.QApplication.translate("regenerateAddressesDialog", "Regenerate existing addresses", None, QtGui.QApplication.UnicodeUTF8))
self.label_6.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "Passphrase", None, QtGui.QApplication.UnicodeUTF8))
self.label_11.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "Number of addresses to make based on your passphrase:", None, QtGui.QApplication.UnicodeUTF8))
self.label_2.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "Address version Number:", None, QtGui.QApplication.UnicodeUTF8))
self.lineEditAddressVersionNumber.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "3", None, QtGui.QApplication.UnicodeUTF8))
self.label_3.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "Stream number:", None, QtGui.QApplication.UnicodeUTF8))
self.lineEditStreamNumber.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "1", None, QtGui.QApplication.UnicodeUTF8))
self.checkBoxEighteenByteRipe.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "Spend several minutes of extra computing time to make the address(es) 1 or 2 characters shorter", None, QtGui.QApplication.UnicodeUTF8))
self.label_4.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "You must check (or not check) this box just like you did (or didn\'t) when you made your addresses the first time.", None, QtGui.QApplication.UnicodeUTF8))
self.label.setText(QtGui.QApplication.translate("regenerateAddressesDialog", "If you have previously made deterministic addresses but lost them due to an accident (like hard drive failure), you can regenerate them here. If you used the random number generator to make your addresses then this form will be of no use to you.", None, QtGui.QApplication.UnicodeUTF8))
regenerateAddressesDialog.setWindowTitle(_translate("regenerateAddressesDialog", "Regenerate Existing Addresses", None))
self.groupBox.setTitle(_translate("regenerateAddressesDialog", "Regenerate existing addresses", None))
self.label_6.setText(_translate("regenerateAddressesDialog", "Passphrase", None))
self.label_11.setText(_translate("regenerateAddressesDialog", "Number of addresses to make based on your passphrase:", None))
self.label_2.setText(_translate("regenerateAddressesDialog", "Address version number:", None))
self.label_3.setText(_translate("regenerateAddressesDialog", "Stream number:", None))
self.lineEditStreamNumber.setText(_translate("regenerateAddressesDialog", "1", None))
self.checkBoxEighteenByteRipe.setText(_translate("regenerateAddressesDialog", "Spend several minutes of extra computing time to make the address(es) 1 or 2 characters shorter", None))
self.label_4.setText(_translate("regenerateAddressesDialog", "You must check (or not check) this box just like you did (or didn\'t) when you made your addresses the first time.", None))
self.label.setText(_translate("regenerateAddressesDialog", "If you have previously made deterministic addresses but lost them due to an accident (like hard drive failure), you can regenerate them here. If you used the random number generator to make your addresses then this form will be of no use to you.", None))

@ -86,14 +86,14 @@
<item row="4" column="0">
<widget class="QLabel" name="label_2">
<property name="text">
<string>Address version Number:</string>
<string>Address version number:</string>
</property>
</widget>
</item>
<item row="4" column="1">
<widget class="QLineEdit" name="lineEditAddressVersionNumber">
<property name="enabled">
<bool>false</bool>
<bool>true</bool>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Fixed" vsizetype="Fixed">
@ -108,7 +108,7 @@
</size>
</property>
<property name="text">
<string>3</string>
<string/>
</property>
</widget>
</item>

@ -21,16 +21,23 @@ class addressGenerator(threading.Thread):
queueValue = shared.addressGeneratorQueue.get()
nonceTrialsPerByte = 0
payloadLengthExtraBytes = 0
try:
numberOfNullBytesDemandedOnFrontOfRipeHash = shared.config.getint(
'bitmessagesettings', 'numberofnullbytesonaddress')
except:
numberOfNullBytesDemandedOnFrontOfRipeHash = 1 # the default
if queueValue[0] == 'createChan':
command, addressVersionNumber, streamNumber, label, deterministicPassphrase = queueValue
eighteenByteRipe = False
numberOfAddressesToMake = 1
numberOfNullBytesDemandedOnFrontOfRipeHash = 1
elif queueValue[0] == 'joinChan':
command, chanAddress, label, deterministicPassphrase = queueValue
eighteenByteRipe = False
addressVersionNumber = decodeAddress(chanAddress)[1]
streamNumber = decodeAddress(chanAddress)[2]
numberOfAddressesToMake = 1
numberOfNullBytesDemandedOnFrontOfRipeHash = 1
elif len(queueValue) == 7:
command, addressVersionNumber, streamNumber, label, numberOfAddressesToMake, deterministicPassphrase, eighteenByteRipe = queueValue
elif len(queueValue) == 9:
@ -51,6 +58,8 @@ class addressGenerator(threading.Thread):
'bitmessagesettings', 'defaultpayloadlengthextrabytes')
if payloadLengthExtraBytes < shared.networkDefaultPayloadLengthExtraBytes:
payloadLengthExtraBytes = shared.networkDefaultPayloadLengthExtraBytes
if eighteenByteRipe:
numberOfNullBytesDemandedOnFrontOfRipeHash = 2
if command == 'createRandomAddress':
shared.UISignalQueue.put((
'updateStatusBar', tr.translateText("MainWindow", "Generating one new address")))
@ -77,12 +86,8 @@ class addressGenerator(threading.Thread):
ripe.update(sha.digest())
# print 'potential ripe.digest',
# ripe.digest().encode('hex')
if eighteenByteRipe:
if ripe.digest()[:2] == '\x00\x00':
break
else:
if ripe.digest()[:1] == '\x00':
break
if ripe.digest()[:numberOfNullBytesDemandedOnFrontOfRipeHash] == '\x00' * numberOfNullBytesDemandedOnFrontOfRipeHash:
break
print 'Generated address with ripe digest:', ripe.digest().encode('hex')
print 'Address generator calculated', numberOfAddressesWeHadToMakeBeforeWeFoundOneWithTheCorrectRipePrefix, 'addresses at', numberOfAddressesWeHadToMakeBeforeWeFoundOneWithTheCorrectRipePrefix / (time.time() - startTime), 'addresses per second before finding one with the correct ripe-prefix.'
address = encodeAddress(addressVersionNumber, streamNumber, ripe.digest())
@ -177,12 +182,8 @@ class addressGenerator(threading.Thread):
ripe.update(sha.digest())
# print 'potential ripe.digest',
# ripe.digest().encode('hex')
if eighteenByteRipe:
if ripe.digest()[:2] == '\x00\x00':
break
else:
if ripe.digest()[:1] == '\x00':
break
if ripe.digest()[:numberOfNullBytesDemandedOnFrontOfRipeHash] == '\x00' * numberOfNullBytesDemandedOnFrontOfRipeHash:
break
print 'ripe.digest', ripe.digest().encode('hex')
print 'Address generator calculated', numberOfAddressesWeHadToMakeBeforeWeFoundOneWithTheCorrectRipePrefix, 'addresses at', numberOfAddressesWeHadToMakeBeforeWeFoundOneWithTheCorrectRipePrefix / (time.time() - startTime), 'keys per second.'

@ -502,6 +502,10 @@ class receiveDataThread(threading.Thread):
print 'ECDSA verify failed', err
return
# verify passed
fromAddress = encodeAddress(
sendersAddressVersion, sendersStream, ripe.digest())
with shared.printLock:
print 'fromAddress:', fromAddress
# Let's store the public key in case we want to reply to this person.
# We don't have the correct nonce or time (which would let us
@ -515,16 +519,11 @@ class receiveDataThread(threading.Thread):
'\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF' + '\xFF\xFF\xFF\xFF' + data[beginningOfPubkeyPosition:endOfPubkeyPosition],
int(time.time()),
'yes')
# shared.workerQueue.put(('newpubkey',(sendersAddressVersion,sendersStream,ripe.digest())))
# This will check to see whether we happen to be awaiting this
# pubkey in order to send a message. If we are, it will do the
# POW and send it.
self.possibleNewPubkey(ripe.digest())
self.possibleNewPubkey(ripe=ripe.digest())
fromAddress = encodeAddress(
sendersAddressVersion, sendersStream, ripe.digest())
with shared.printLock:
print 'fromAddress:', fromAddress
if messageEncodingType == 2:
subject, body = self.decodeType2Message(message)
@ -665,7 +664,7 @@ class receiveDataThread(threading.Thread):
# This will check to see whether we happen to be awaiting this
# pubkey in order to send a message. If we are, it will do the POW
# and send it.
self.possibleNewPubkey(ripe.digest())
self.possibleNewPubkey(ripe=ripe.digest())
fromAddress = encodeAddress(
sendersAddressVersion, sendersStream, ripe.digest())
@ -713,38 +712,29 @@ class receiveDataThread(threading.Thread):
cleartextStreamNumber, cleartextStreamNumberLength = decodeVarint(
data[readPosition:readPosition + 10])
readPosition += cleartextStreamNumberLength
tag = data[readPostion:readPosition+32]
embeddedTag = data[readPosition:readPosition+32]
readPosition += 32
if tag not in shared.MyECSubscriptionCryptorObjects.items():
if embeddedTag not in shared.MyECSubscriptionCryptorObjects:
with shared.printLock:
print 'We\'re not interested in this broadcast.'
return
initialDecryptionSuccessful = False
for key, cryptorObject in shared.MyECSubscriptionCryptorObjects.items():
try:
decryptedData = cryptorObject.decrypt(data[readPosition:])
toRipe = key # This is the RIPE hash of the sender's pubkey. We need this below to compare to the RIPE hash of the sender's address to verify that it was encrypted by with their key rather than some other key.
initialDecryptionSuccessful = True
print 'EC decryption successful using key associated with ripe hash:', key.encode('hex')
break
except Exception as err:
pass
# print 'cryptorObject.decrypt Exception:', err
if not initialDecryptionSuccessful:
# This is not a broadcast I am interested in.
# We are interested in this broadcast because of its tag.
cryptorObject = shared.MyECSubscriptionCryptorObjects[embeddedTag]
try:
decryptedData = cryptorObject.decrypt(data[readPosition:])
print 'EC decryption successful'
except Exception as err:
with shared.printLock:
print 'Length of time program spent failing to decrypt this v2 broadcast:', time.time() - self.messageProcessingStartTime, 'seconds.'
print 'Broadcast version 3 decryption Unsuccessful.'
return
# At this point this is a broadcast I have decrypted and thus am
# interested in.
signedBroadcastVersion, readPosition = decodeVarint(
decryptedData[:10])
beginningOfPubkeyPosition = readPosition # used when we add the pubkey to our pubkey table
sendersAddressVersion, sendersAddressVersionLength = decodeVarint(
decryptedData[readPosition:readPosition + 9])
if sendersAddressVersion < 2 or sendersAddressVersion > 3:
print 'Cannot decode senderAddressVersion other than 2 or 3. Assuming the sender isn\'t being silly, you should upgrade Bitmessage because this message shall be ignored.'
if sendersAddressVersion < 4:
print 'Cannot decode senderAddressVersion less than 4 for broadcast version number 3. Assuming the sender isn\'t being silly, you should upgrade Bitmessage because this message shall be ignored.'
return
readPosition += sendersAddressVersionLength
sendersStream, sendersStreamLength = decodeVarint(
@ -774,11 +764,14 @@ class receiveDataThread(threading.Thread):
sha = hashlib.new('sha512')
sha.update(sendersPubSigningKey + sendersPubEncryptionKey)
ripe = hashlib.new('ripemd160')
ripe.update(sha.digest())
ripeHasher = hashlib.new('ripemd160')
ripeHasher.update(sha.digest())
calculatedRipe = ripeHasher.digest()
if toRipe != ripe.digest():
print 'The encryption key used to encrypt this message doesn\'t match the keys inbedded in the message itself. Ignoring message.'
calculatedTag = hashlib.sha512(hashlib.sha512(encodeVarint(
sendersAddressVersion) + encodeVarint(sendersStream) + calculatedRipe).digest()).digest()[32:]
if calculatedTag != embeddedTag:
print 'The tag and encryption key used to encrypt this message doesn\'t match the keys inbedded in the message itself. Ignoring message.'
return
messageEncodingType, messageEncodingTypeLength = decodeVarint(
decryptedData[readPosition:readPosition + 9])
@ -806,24 +799,23 @@ class receiveDataThread(threading.Thread):
return
# verify passed
# Let's store the public key in case we want to reply to this
# person.
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?)''',
ripe.digest(),
'\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF' + '\xFF\xFF\xFF\xFF' + decryptedData[beginningOfPubkeyPosition:endOfPubkeyPosition],
int(time.time()),
'yes')
# shared.workerQueue.put(('newpubkey',(sendersAddressVersion,sendersStream,ripe.digest())))
# This will check to see whether we happen to be awaiting this
# pubkey in order to send a message. If we are, it will do the POW
# and send it.
self.possibleNewPubkey(ripe.digest())
fromAddress = encodeAddress(
sendersAddressVersion, sendersStream, ripe.digest())
sendersAddressVersion, sendersStream, calculatedRipe)
with shared.printLock:
print 'fromAddress:', fromAddress
# Let's store the public key in case we want to reply to this person.
sqlExecute(
'''INSERT INTO pubkeys VALUES (?,?,?,?)''',
calculatedRipe,
'\x00\x00\x00\x00\x00\x00\x00\x01' + decryptedData[beginningOfPubkeyPosition:endOfPubkeyPosition],
int(time.time()),
'yes')
# This will check to see whether we happen to be awaiting this
# pubkey in order to send a message. If we are, it will do the
# POW and send it.
self.possibleNewPubkey(address = fromAddress)
if messageEncodingType == 2:
subject, body = self.decodeType2Message(message)
elif messageEncodingType == 1:
@ -861,8 +853,6 @@ class receiveDataThread(threading.Thread):
with shared.printLock:
print 'Time spent processing this interesting broadcast:', time.time() - self.messageProcessingStartTime
# We have received a msg message.
def recmsg(self, data):
self.messageProcessingStartTime = time.time()
@ -999,7 +989,7 @@ class receiveDataThread(threading.Thread):
if sendersAddressVersionNumber == 0:
print 'Cannot understand sendersAddressVersionNumber = 0. Ignoring message.'
return
if sendersAddressVersionNumber >= 4:
if sendersAddressVersionNumber > 4:
print 'Sender\'s address version number', sendersAddressVersionNumber, 'not yet supported. Ignoring message.'
return
if len(decryptedData) < 170:
@ -1074,21 +1064,32 @@ class receiveDataThread(threading.Thread):
sha.update(pubSigningKey + pubEncryptionKey)
ripe = hashlib.new('ripemd160')
ripe.update(sha.digest())
# Let's store the public key in case we want to reply to this
# person.
sqlExecute(
'''INSERT INTO pubkeys VALUES (?,?,?,?)''',
ripe.digest(),
'\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF' + '\xFF\xFF\xFF\xFF' + decryptedData[messageVersionLength:endOfThePublicKeyPosition],
int(time.time()),
'yes')
# shared.workerQueue.put(('newpubkey',(sendersAddressVersionNumber,sendersStreamNumber,ripe.digest())))
# This will check to see whether we happen to be awaiting this
# pubkey in order to send a message. If we are, it will do the POW
# and send it.
self.possibleNewPubkey(ripe.digest())
fromAddress = encodeAddress(
sendersAddressVersionNumber, sendersStreamNumber, ripe.digest())
# Let's store the public key in case we want to reply to this
# person.
if sendersAddressVersionNumber <= 3:
sqlExecute(
'''INSERT INTO pubkeys VALUES (?,?,?,?)''',
ripe.digest(),
'\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF' + '\xFF\xFF\xFF\xFF' + decryptedData[messageVersionLength:endOfThePublicKeyPosition],
int(time.time()),
'yes')
# This will check to see whether we happen to be awaiting this
# pubkey in order to send a message. If we are, it will do the POW
# and send it.
self.possibleNewPubkey(ripe=ripe.digest())
elif sendersAddressVersionNumber >= 4:
sqlExecute(
'''INSERT INTO pubkeys VALUES (?,?,?,?)''',
ripe.digest(),
'\x00\x00\x00\x00\x00\x00\x00\x01' + decryptedData[messageVersionLength:endOfThePublicKeyPosition],
int(time.time()),
'yes')
# This will check to see whether we happen to be awaiting this
# pubkey in order to send a message. If we are, it will do the POW
# and send it.
self.possibleNewPubkey(address = fromAddress)
# If this message is bound for one of my version 3 addresses (or
# higher), then we must check to make sure it meets our demanded
# proof of work requirement.
@ -1240,18 +1241,36 @@ class receiveDataThread(threading.Thread):
else:
return '[' + mailingListName + '] ' + subject
def possibleNewPubkey(self, toRipe):
if toRipe in shared.neededPubkeys:
print 'We have been awaiting the arrival of this pubkey.'
del shared.neededPubkeys[toRipe]
sqlExecute(
'''UPDATE sent SET status='doingmsgpow' WHERE toripe=? AND (status='awaitingpubkey' or status='doingpubkeypow') and folder='sent' ''',
toRipe)
shared.workerQueue.put(('sendmessage', ''))
else:
with shared.printLock:
print 'We don\'t need this pub key. We didn\'t ask for it. Pubkey hash:', toRipe.encode('hex')
# We have inserted a pubkey into our pubkey table which we received from a
# pubkey, msg, or broadcast message. It might be one that we have been
# waiting for. Let's check.
def possibleNewPubkey(self, ripe=None, address=None):
# For address versions <= 3, we wait on a key with the correct ripe hash
if ripe != None:
if ripe in shared.neededPubkeys:
print 'We have been awaiting the arrival of this pubkey.'
del shared.neededPubkeys[ripe]
sqlExecute(
'''UPDATE sent SET status='doingmsgpow' WHERE toripe=? AND (status='awaitingpubkey' or status='doingpubkeypow') and folder='sent' ''',
ripe)
shared.workerQueue.put(('sendmessage', ''))
else:
with shared.printLock:
print 'We don\'t need this pub key. We didn\'t ask for it. Pubkey hash:', ripe.encode('hex')
# For address versions >= 4, we wait on a pubkey with the correct tag.
# Let us create the tag from the address and see if we were waiting
# for it.
elif address != None:
status, addressVersion, streamNumber, ripe = decodeAddress(address)
tag = hashlib.sha512(hashlib.sha512(encodeVarint(
addressVersion) + encodeVarint(streamNumber) + ripe).digest()).digest()[32:]
if tag in shared.neededPubkeys:
print 'We have been awaiting the arrival of this pubkey.'
del shared.neededPubkeys[tag]
sqlExecute(
'''UPDATE sent SET status='doingmsgpow' WHERE toripe=? AND (status='awaitingpubkey' or status='doingpubkeypow') and folder='sent' ''',
ripe)
shared.workerQueue.put(('sendmessage', ''))
# We have received a pubkey
def recpubkey(self, data):
@ -1322,7 +1341,7 @@ class receiveDataThread(threading.Thread):
self.processpubkey(data)
lengthOfTimeWeShouldUseToProcessThisMessage = .2
lengthOfTimeWeShouldUseToProcessThisMessage = .1
sleepTime = lengthOfTimeWeShouldUseToProcessThisMessage - \
(time.time() - self.pubkeyProcessingStartTime)
if sleepTime > 0 and doTimingAttackMitigation:
@ -1400,7 +1419,7 @@ class receiveDataThread(threading.Thread):
# This will also update the embeddedTime.
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?)''', *t)
# shared.workerQueue.put(('newpubkey',(addressVersion,streamNumber,ripe)))
self.possibleNewPubkey(ripe)
self.possibleNewPubkey(ripe = ripe)
if addressVersion == 3:
if len(data) < 170: # sanity check.
print '(within processpubkey) payloadLength less than 170. Sanity check failed.'
@ -1456,7 +1475,7 @@ class receiveDataThread(threading.Thread):
t = (ripe, data, embeddedTime, 'no')
# This will also update the embeddedTime.
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?)''', *t)
self.possibleNewPubkey(ripe)
self.possibleNewPubkey(ripe = ripe)
if addressVersion == 4:
print 'length of v4 pubkey:', len(data)
@ -1470,13 +1489,8 @@ class receiveDataThread(threading.Thread):
if tag not in shared.neededPubkeys:
with shared.printLock:
print 'We don\'t need this v4 pubkey. We didn\'t ask for it.'
print 'tag is', repr(tag)
print 'shared.neededPubkeys is', repr(shared.neededPubkeys)
return
with shared.printLock:
print 'We have been awaiting the arrival of this pubkey.'
# Let us try to decrypt the pubkey
cryptorObject = shared.neededPubkeys[tag]
try:
@ -1542,11 +1556,13 @@ class receiveDataThread(threading.Thread):
t = (ripe, signedData, embeddedTime, 'yes')
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?)''', *t)
sqlExecute(
'''UPDATE sent SET status='doingmsgpow' WHERE toripe=? AND (status='awaitingpubkey' or status='doingpubkeypow') and folder='sent' ''',
ripe)
shared.workerQueue.put(('sendmessage', ''))
fromAddress = encodeAddress(addressVersion, streamNumber, ripe)
# That this point we know that we have been waiting on this pubkey.
# This function will command the workerThread to start work on
# the messages that require it.
self.possibleNewPubkey(address = fromAddress)
# We have received a getpubkey message
def recgetpubkey(self, data):

@ -125,7 +125,7 @@ class singleCleaner(threading.Thread):
shared.inventorySets[streamNumber].add(row[0])
with shared.inventoryLock:
for hash, storedValue in shared.inventory.items():
objectType, streamNumber, payload, receivedTime = storedValue
objectType, streamNumber, payload, receivedTime, tag = storedValue
if streamNumber in shared.inventorySets:
shared.inventorySets[streamNumber].add(hash)

@ -24,7 +24,7 @@ class singleListener(threading.Thread):
def run(self):
while shared.safeConfigGetBoolean('bitmessagesettings', 'dontconnect'):
time.sleep(1)
#helper_bootstrap.dns()
helper_bootstrap.dns()
# We typically don't want to accept incoming connections if the user is using a
# SOCKS proxy, unless they have configured otherwise. If they eventually select
# proxy 'none' or configure SOCKS listening then this will start listening for

@ -31,8 +31,6 @@ class singleWorker(threading.Thread):
if toAddressVersionNumber <= 3 :
shared.neededPubkeys[toripe] = 0
elif toAddressVersionNumber >= 4:
with shared.printLock:
print 'Loading our list of needed pubkeys...'
doubleHashOfAddressData = hashlib.sha512(hashlib.sha512(encodeVarint(
toAddressVersionNumber) + encodeVarint(toStreamNumber) + toRipe).digest()).digest()
privEncryptionKey = doubleHashOfAddressData[:32] # Note that this is the first half of the sha512 hash.
@ -134,13 +132,6 @@ class singleWorker(threading.Thread):
trialValue, nonce = proofofwork.run(target, initialHash)
print '(For pubkey message) Found proof of work', trialValue, 'Nonce:', nonce
payload = pack('>Q', nonce) + payload
"""t = (hash,payload,embeddedTime,'no')
shared.sqlLock.acquire()
shared.sqlSubmitQueue.put('''INSERT INTO pubkeys VALUES (?,?,?,?)''')
shared.sqlSubmitQueue.put(t)
queryreturn = shared.sqlReturnQueue.get()
shared.sqlSubmitQueue.put('commit')
shared.sqlLock.release()"""
inventoryHash = calculateInventoryHash(payload)
objectType = 'pubkey'
@ -256,6 +247,7 @@ class singleWorker(threading.Thread):
payload = pack('>Q', (embeddedTime))
payload += encodeVarint(addressVersionNumber) # Address version number
payload += encodeVarint(streamNumber)
dataToStoreInOurPubkeysTable = payload # used if this is a chan. We'll add more data further down.
dataToEncrypt = '\x00\x00\x00\x01' # bitfield of features supported by me (see the wiki).
@ -278,7 +270,6 @@ class singleWorker(threading.Thread):
privSigningKeyHex).decode('hex')
pubEncryptionKey = highlevelcrypto.privToPub(
privEncryptionKeyHex).decode('hex')
dataToEncrypt += pubSigningKey[1:]
dataToEncrypt += pubEncryptionKey[1:]
@ -286,25 +277,28 @@ class singleWorker(threading.Thread):
myAddress, 'noncetrialsperbyte'))
dataToEncrypt += encodeVarint(shared.config.getint(
myAddress, 'payloadlengthextrabytes'))
dataToStoreInOurPubkeysTable += dataToEncrypt # dataToStoreInOurPubkeysTable is used if this is a chan
signature = highlevelcrypto.sign(payload + dataToEncrypt, privSigningKeyHex)
dataToEncrypt += encodeVarint(len(signature))
dataToEncrypt += signature
# Let us encrypt the necessary data. We will 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) + hash).digest()).digest()
payload += doubleHashOfAddressData[32:] # the tag
privEncryptionKey = doubleHashOfAddressData[:32]
pubEncryptionKey = pointMult(privEncryptionKey)
payload += highlevelcrypto.encrypt(
dataToEncrypt, pubEncryptionKey.encode('hex'))
if not shared.safeConfigGetBoolean(myAddress, 'chan'):
# Let us encrypt the necessary data. We will 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) + hash).digest()).digest()
payload += doubleHashOfAddressData[32:] # the tag
privEncryptionKey = doubleHashOfAddressData[:32]
pubEncryptionKey = pointMult(privEncryptionKey)
payload += highlevelcrypto.encrypt(
dataToEncrypt, pubEncryptionKey.encode('hex'))
# Do the POW for this pubkey message
target = 2 ** 64 / ((len(payload) + shared.networkDefaultPayloadLengthExtraBytes +
8) * shared.networkDefaultProofOfWorkNonceTrialsPerByte)
@ -330,9 +324,10 @@ class singleWorker(threading.Thread):
# network but rather will only store it in our pubkeys table so that
# we can send messages to "ourselves".
if shared.safeConfigGetBoolean(myAddress, 'chan'):
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?)''',
hash,
payload,
dataToStoreInOurPubkeysTable,
embeddedTime,
'yes')
shared.config.set(
@ -374,14 +369,21 @@ class singleWorker(threading.Thread):
pubEncryptionKey = highlevelcrypto.privToPub(
privEncryptionKeyHex).decode('hex')
print 'embedding pubEncryptionKey:', pubEncryptionKey.encode('hex')
payload = pack('>Q', (int(time.time()) + random.randrange(
-300, 300))) # the current time plus or minus five minutes
payload += encodeVarint(2) # broadcast version
if addressVersionNumber <= 3:
payload += encodeVarint(2) # broadcast version
else:
payload += encodeVarint(3) # broadcast version
payload += encodeVarint(streamNumber)
if addressVersionNumber >= 4:
doubleHashOfAddressData = hashlib.sha512(hashlib.sha512(encodeVarint(
addressVersionNumber) + encodeVarint(streamNumber) + ripe).digest()).digest()
payload += doubleHashOfAddressData[32:] # the tag
print 'embeddedTag is', doubleHashOfAddressData[32:].encode('hex')
print 'embeddedTag is', repr(doubleHashOfAddressData[32:])
if addressVersionNumber <= 3:
dataToEncrypt = encodeVarint(2) # broadcast version
@ -476,80 +478,35 @@ class singleWorker(threading.Thread):
else:
# We have not yet sent a request for the pubkey
needToRequestPubkey = True
if toAddressVersion >= 4:
# We might have the pubkey in the inventory and need to decrypt it and put it in the pubkeys table.
if toAddressVersion >= 4: # 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.
queryreturn = sqlQuery(
'''SELECT payload FROM inventory WHERE objecttype='pubkey' and tag=? ''', toTag)
if queryreturn != []: # if there was a pubkey in our inventory with the correct tag, we need to try to decrypt it.
for row in queryreturn:
data, = row
readPosition = 8 # for the nonce
readPosition += 8 # for the time
readPosition += 1 # for the address version number
streamNumber, varintLength = decodeVarint(
data[readPosition:readPosition + 10])
readPosition += varintLength
signedData = data[8:readPosition] # Some of the signed data is not encrypted so let's keep it for now.
readPosition += 32 #for the tag
encryptedData = data[readPosition:]
# Let us try to decrypt the pubkey
privEncryptionKey = hashlib.sha512(hashlib.sha512(encodeVarint(addressVersionNumber)+encodeVarint(streamNumber)+ripe).digest()).digest()[:32]
cryptorObject = highlevelcrypto.makeCryptor(privEncryptionKey.encode('hex'))
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.
with shared.printLock:
print 'Pubkey decryption was UNsuccessful.'
continue
print 'Pubkey decryption successful'
readPosition = 4 # bypass the behavior bitfield
publicSigningKey = '\x04' + decryptedData[readPosition:readPosition + 64]
# Is it possible for a public key to be invalid such that trying to
# encrypt or sign with it will cause an error? If it is, we should
# probably test these keys here.
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
signedData += decryptedData[:readPosition]
signatureLength, signatureLengthLength = decodeVarint(
decryptedData[readPosition:readPosition + 10])
readPosition += signatureLengthLength
signature = decryptedData[readPosition:readPosition + signatureLength]
try:
if not highlevelcrypto.verify(signedData, signature, publicSigningKey.encode('hex')):
print 'ECDSA verify failed (within processpubkey)'
continue
print 'ECDSA verify passed (within processpubkey)'
except Exception as err:
print 'ECDSA verify failed (within processpubkey)', err
if shared.decryptAndCheckPubkeyPayload(data[8:], toaddress) == 'successful':
needToRequestPubkey = False
print 'debug. successfully decrypted and checked pubkey from sql inventory.' #testing
sqlExecute(
'''UPDATE sent SET status='doingmsgpow' WHERE toaddress=? AND status='msgqueued' ''',
toaddress)
break
else: # There was something wrong with this pubkey even though it had the correct tag- almost certainly because of malicious behavior or a badly programmed client.
continue
sha = hashlib.new('sha512')
sha.update(publicSigningKey + publicEncryptionKey)
ripeHasher = hashlib.new('ripemd160')
ripeHasher.update(sha.digest())
ripe = ripeHasher.digest()
# We need to make sure that the tag on the outside of the encryption
# is the one generated from hashing these particular keys.
if toTag != hashlib.sha512(hashlib.sha512(encodeVarint(addressVersion) + encodeVarint(streamNumber) + ripe).digest()).digest()[32:]:
with shared.printLock:
print 'Someone was trying to act malicious: tag doesn\'t match the keys in this pubkey message. Ignoring it.'
continue
else:
print 'Tag successfully matches keys in pubkey message' # testing. Will remove soon.
t = (ripe, signedData, embeddedTime, 'yes')
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?)''', *t)
needToRequestPubkey == False
if needToRequestPubkey: # Obviously we had no success looking in the sql inventory. Let's look through the memory inventory.
with shared.inventoryLock:
for hash, storedValue in shared.inventory.items():
objectType, streamNumber, payload, receivedTime, tag = storedValue
if objectType == 'pubkey' and tag == toTag:
result = shared.decryptAndCheckPubkeyPayload(payload[8:], toaddress) #if valid, this function also puts it in the pubkeys table.
if result == 'successful':
print 'debug. successfully decrypted and checked pubkey from memory inventory.'
needToRequestPubkey = False
sqlExecute(
'''UPDATE sent SET status='doingmsgpow' WHERE toaddress=? AND status='msgqueued' ''',
toaddress)
break
if needToRequestPubkey:
sqlExecute(
'''UPDATE sent SET status='doingpubkeypow' WHERE toaddress=? AND status='msgqueued' ''',
@ -808,7 +765,7 @@ class singleWorker(threading.Thread):
payload += encodeVarint(len(signature))
payload += signature
print 'using pubEncryptionKey:', pubEncryptionKeyBase256.encode('hex')
# We have assembled the data that will be encrypted.
try:
encrypted = highlevelcrypto.encrypt(payload,"04"+pubEncryptionKeyBase256.encode('hex'))

@ -11,15 +11,14 @@ def createDefaultKnownNodes(appdata):
############## Stream 1 ################
stream1 = {}
"""stream1[shared.Peer('85.171.174.131', 8444)] = int(time.time())
stream1[shared.Peer('85.171.174.131', 8444)] = int(time.time())
stream1[shared.Peer('23.28.68.159', 8444)] = int(time.time())
stream1[shared.Peer('66.108.210.240', 8444)] = int(time.time())
stream1[shared.Peer('204.236.246.212', 8444)] = int(time.time())
stream1[shared.Peer('78.81.56.239', 8444)] = int(time.time())
stream1[shared.Peer('122.60.235.157', 8444)] = int(time.time())
stream1[shared.Peer('204.236.246.212', 8444)] = int(time.time())
stream1[shared.Peer('24.98.219.109', 8444)] = int(time.time())"""
stream1[shared.Peer('12.34.56.78', 8444)] = int(time.time())
stream1[shared.Peer('24.98.219.109', 8444)] = int(time.time())
############# Stream 2 #################

@ -5,7 +5,7 @@ lengthOfTimeToLeaveObjectsInInventory = 237600 # Equals two days and 18 hours.
lengthOfTimeToHoldOnToAllPubkeys = 2419200 # Equals 4 weeks. You could make this longer if you want but making it shorter would not be advisable because there is a very small possibility that it could keep you from obtaining a needed pubkey for a period of time.
maximumAgeOfObjectsThatIAdvertiseToOthers = 216000 # Equals two days and 12 hours
maximumAgeOfNodesThatIAdvertiseToOthers = 10800 # Equals three hours
useVeryEasyProofOfWorkForTesting = True # If you set this to True while on the normal network, you won't be able to send or sometimes receive messages.
useVeryEasyProofOfWorkForTesting = False # If you set this to True while on the normal network, you won't be able to send or sometimes receive messages.
# Libraries.
@ -391,6 +391,88 @@ def isBitSetWithinBitfield(fourByteString, n):
x, = unpack('>L', fourByteString)
return x & 2**n != 0
def decryptAndCheckPubkeyPayload(payload, address):
status, addressVersion, streamNumber, ripe = decodeAddress(address)
doubleHashOfAddressData = hashlib.sha512(hashlib.sha512(encodeVarint(
addressVersion) + encodeVarint(streamNumber) + ripe).digest()).digest()
# this function expects that the nonce is Not included in payload.
readPosition = 8 # for the time
embeddedVersionNumber, varintLength = decodeVarint(
payload[readPosition:readPosition + 10])
if embeddedVersionNumber != addressVersion:
with shared.printLock:
print 'Pubkey decryption was UNsuccessful due to address version mismatch. This shouldn\'t have happened.'
return 'failed'
readPosition += varintLength
embeddedStreamNumber, varintLength = decodeVarint(
payload[readPosition:readPosition + 10])
if embeddedStreamNumber != streamNumber:
with shared.printLock:
print 'Pubkey decryption was UNsuccessful due to stream number mismatch. This shouldn\'t have happened.'
return 'failed'
readPosition += varintLength
signedData = payload[:readPosition] # Some of the signed data is not encrypted so let's keep it for now.
toTag = payload[readPosition:readPosition+32]
readPosition += 32 #for the tag
encryptedData = payload[readPosition:]
# Let us try to decrypt the pubkey
privEncryptionKey = doubleHashOfAddressData[:32]
cryptorObject = highlevelcrypto.makeCryptor(privEncryptionKey.encode('hex'))
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.
with shared.printLock:
print 'Pubkey decryption was UNsuccessful. This shouldn\'t have happened.'
return 'failed'
print 'Pubkey decryption successful'
readPosition = 4 # bypass the behavior bitfield
publicSigningKey = '\x04' + decryptedData[readPosition:readPosition + 64]
# Is it possible for a public key to be invalid such that trying to
# encrypt or sign with it will cause an error? If it is, we should
# probably test these keys here.
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
signedData += decryptedData[:readPosition]
signatureLength, signatureLengthLength = decodeVarint(
decryptedData[readPosition:readPosition + 10])
readPosition += signatureLengthLength
signature = decryptedData[readPosition:readPosition + signatureLength]
try:
if not highlevelcrypto.verify(signedData, signature, publicSigningKey.encode('hex')):
print 'ECDSA verify failed (within decryptAndCheckPubkeyPayload).'
return 'failed'
print 'ECDSA verify passed (within decryptAndCheckPubkeyPayload)'
except Exception as err:
print 'ECDSA verify failed (within decryptAndCheckPubkeyPayload)', err
return 'failed'
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 keys. Someone is either being malicious or using buggy software.
with shared.printLock:
print 'Pubkey decryption was UNsuccessful due to RIPE mismatch. This shouldn\'t have happened.'
return 'failed'
t = (ripe, signedData, int(time.time()), 'yes')
sqlExecute('''INSERT INTO pubkeys VALUES (?,?,?,?)''', *t)
return 'successful'
Peer = collections.namedtuple('Peer', ['host', 'port'])
helper_startup.loadConfig()

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