def test_wait_certificate_serialization(self):
# Need to create signup information and wait timer first
signup_info = \
SignupInfo.create_signup_info(
originator_public_key_hash=self._originator_public_key_hash,
most_recent_wait_certificate_id=NullIdentifier)
wt = WaitTimer.create_wait_timer([])
# Now we can create a wait certificate and serialize
wc = WaitCertificate.create_wait_certificate("Reader's Digest")
dumped = wc.dump()
self.assertIsNotNone(dumped.get('SerializedCertificate'))
self.assertIsNotNone(dumped.get('Signature'))
# Deserialize and verify that wait certificates are the same
# and that deserialized one is valid
wc_copy = \
WaitCertificate.wait_certificate_from_serialized(
dumped.get('SerializedCertificate'),
dumped.get('Signature'),
signup_info.poet_public_key)
self.assertEquals(wc.previous_certificate_id,
wc_copy.previous_certificate_id)
self.assertEqual(wc.local_mean, wc_copy.local_mean)
self.assertEqual(wc.request_time, wc_copy.request_time)
self.assertEqual(wc.duration, wc_copy.duration)
self.assertEqual(wc.block_digest, wc_copy.block_digest)
self.assertEqual(wc.signature, wc_copy.signature)
self.assertEqual(wc.identifier, wc_copy.identifier)
self.assertTrue(wc_copy.is_valid([], signup_info.poet_public_key))
def test_create_wait_certificate_before_create_wait_timer(self):
# Need to create signup information
SignupInfo.create_signup_info(
originator_public_key_hash=self._originator_public_key_hash,
most_recent_wait_certificate_id=NullIdentifier)
with self.assertRaises(WaitCertificateError):
WaitCertificate.create_wait_certificate("Reader's Digest")
def test_create_wait_certificate_before_create_wait_timer(self):
# Need to create signup information
SignupInfo.create_signup_info(
originator_public_key=self._originator_public_key,
validator_network_basename="America's Most Watched Network",
most_recent_wait_certificate_id=NullIdentifier)
with self.assertRaises(WaitCertificateError):
WaitCertificate.create_wait_certificate("Reader's Digest")
def __init__(self, minfo=None):
"""Constructor for the PoetTransactionBlock class.
Args:
minfo (dict): A dict of values for initializing
PoetTransactionBlocks.
"""
if minfo is None:
minfo = {}
super(PoetTransactionBlock, self).__init__(minfo)
self._lock = RLock()
self.WaitTimer = None
self.WaitCertificate = None
if 'WaitCertificate' in minfo:
wc = minfo.get('WaitCertificate')
serialized_certificate = wc.get('SerializedCertificate')
signature = wc.get('Signature')
self.WaitCertificate = \
WaitCertificate.wait_certificate_from_serialized(
serialized_certificate,
signature)
self.AggregateLocalMean = 0.0
def __init__(self, minfo=None):
"""Constructor for the PoetTransactionBlock class.
Args:
minfo (dict): A dict of values for initializing
PoetTransactionBlocks.
"""
if minfo is None:
minfo = {}
super(PoetTransactionBlock, self).__init__(minfo)
self._lock = RLock()
self.WaitTimer = None
self.WaitCertificate = None
if 'WaitCertificate' in minfo:
wc = minfo.get('WaitCertificate')
serialized_certificate = wc.get('SerializedCertificate')
signature = wc.get('Signature')
#
# To make this work properly we need to be able to take an
# Originator ID and translate that to the
# Disguised PoET public key that corresponds to the
# Originator which was placed in the validator registry.
#
poet_public_key = None
self.WaitCertificate = \
WaitCertificate.wait_certificate_from_serialized(
serialized=serialized_certificate,
signature=signature,
encoded_poet_public_key=poet_public_key)
self.AggregateLocalMean = 0.0
def test_create_wait_certificate(self):
# Need to create signup information and wait timer first
signup_info = \
SignupInfo.create_signup_info(
originator_public_key_hash=self._originator_public_key_hash,
most_recent_wait_certificate_id=NullIdentifier)
wt = WaitTimer.create_wait_timer([])
# Now we can create a wait certificate and verify that it correlates
# to the wait timer we just created
wc = WaitCertificate.create_wait_certificate("Reader's Digest")
self.assertIsNotNone(wc)
self.assertEquals(wc.previous_certificate_id,
wt.previous_certificate_id)
self.assertEqual(wc.local_mean, wt.local_mean)
self.assertEqual(wc.request_time, wt.request_time)
self.assertEqual(wc.duration, wt.duration)
self.assertEqual(wc.block_digest, "Reader's Digest")
self.assertIsNotNone(wc.signature)
self.assertIsNotNone(wc.identifier)
# A newly-created wait certificate should be valid
self.assertTrue(wc.is_valid([], signup_info.poet_public_key))
def create_wait_certificate(self):
"""Create a wait certificate for the journal based on the wait timer.
"""
with self._lock:
hasher = hashlib.sha256()
for tid in self.TransactionIDs:
hasher.update(tid)
block_hash = hasher.hexdigest()
self.WaitCertificate = WaitCertificate.create_wait_certificate(
self.WaitTimer, block_hash)
if self.WaitCertificate:
self.WaitTimer = None
def create_wait_certificate(self):
"""Create a wait certificate for the journal based on the wait timer.
"""
with self._lock:
hasher = hashlib.sha256()
for tid in self.TransactionIDs:
hasher.update(tid)
block_hash = hasher.hexdigest()
self.WaitCertificate = WaitCertificate.create_wait_certificate(
self.WaitTimer,
block_hash)
if self.WaitCertificate:
self.WaitTimer = None
def create_wait_certificate(self):
"""Create a wait certificate for the journal based on the wait timer.
"""
with self._lock:
LOGGER.debug("WAIT_TIMER: %s", str(self.WaitTimer))
hasher = hashlib.sha256()
for tid in self.TransactionIDs:
hasher.update(tid)
block_hash = hasher.hexdigest()
self.WaitCertificate = \
WaitCertificate.create_wait_certificate(
block_digest=block_hash)
if self.WaitCertificate:
self.WaitTimer = None
def __init__(self, minfo=None):
"""Constructor for the PoetTransactionBlock class.
Args:
minfo (dict): A dict of values for initializing
PoetTransactionBlocks.
"""
if minfo is None:
minfo = {}
super(PoetTransactionBlock, self).__init__(minfo)
self._lock = RLock()
self.WaitTimer = None
self.WaitCertificate = None
if 'WaitCertificate' in minfo:
wc = minfo.get('WaitCertificate')
serialized = wc.get('SerializedCert')
signature = wc.get('Signature')
self.WaitCertificate = \
WaitCertificate.deserialize_wait_certificate(
serialized, signature)
self.AggregateLocalMean = 0.0
def test_create_wait_certificate_before_create_signup_info(self):
# Make sure that trying to create a wait certificate before signup
# information is provided causes an error
with self.assertRaises(WaitCertificateError):
WaitCertificate.create_wait_certificate("Reader's Digest")