def fromJSON(
sendDiff: bytes,
dataDiff: bytes,
json: Dict[str, List[Dict[str, Any]]]
) -> Any:
result = Consensus(sendDiff, dataDiff)
for mh in json:
for elem in json[mh]:
if "signed" in elem:
if elem["descendant"] == "Verification":
result.add(SignedVerification.fromJSON(elem))
elif elem["descendant"] == "MeritRemoval":
if elem["partial"]:
result.add(PartiallySignedMeritRemoval.fromJSON(elem))
else:
result.add(SignedMeritRemoval.fromJSON(elem))
else:
raise Exception("JSON has an unsupported Element type: " + elem["descendant"])
else:
if elem["descendant"] == "Verification":
result.add(Verification.fromJSON(elem))
elif elem["descendant"] == "MeritRemoval":
result.add(MeritRemoval.fromJSON(elem))
else:
raise Exception("JSON has an unsupported Element type: " + elem["descendant"])
return result
def PendingActionsTest(rpc: RPC) -> None:
file: IO[Any] = open(
"PythonTests/Vectors/Consensus/MeritRemoval/PendingActions.json", "r")
vectors: Dict[str, Any] = json.loads(file.read())
file.close()
#Blockchain.
blockchain: Blockchain = Blockchain.fromJSON(
b"MEROS_DEVELOPER_NETWORK", 60,
int(
"FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
16), vectors["blockchain"])
#SignedVerifications.
verifs: List[SignedVerification] = []
for verif in vectors["verifications"]:
verifs.append(SignedVerification.fromJSON(verif))
#Removal.
removal: SignedMeritRemoval = SignedMeritRemoval.fromJSON(
vectors["removal"])
#Datas.
datas: List[Data] = []
for data in vectors["datas"]:
datas.append(Data.fromJSON(data))
#Send every Data/Verification.
def sendDatasAndVerifications() -> None:
#Send the Datas.
for data in datas:
if rpc.meros.transaction(data) != rpc.meros.recv():
raise TestError("Unexpected message sent.")
#Send the Verifications.
for verif in verifs:
if rpc.meros.signedElement(verif) != rpc.meros.recv():
raise TestError("Unexpected message sent.")
#Verify every Data has 100 Merit.
for data in datas:
if rpc.call("consensus", "getStatus",
[data.hash.hex()])["merit"] != 100:
raise TestError(
"Meros didn't verify Transactions with received Verifications."
)
#Cause a MeritRemoval.
def causeMeritRemoval() -> None:
#Send every Data/;Verification.
sendDatasAndVerifications()
#Send the problem Verification and verify the MeritRemoval.
rpc.meros.signedElement(removal.se2)
if rpc.meros.recv() != MessageType.SignedMeritRemoval.toByte(
) + removal.signedSerialize():
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal, True)
#Verify every Data has 0 Merit.
for data in datas:
if rpc.call("consensus", "getStatus",
[data.hash.hex()])["merit"] != 0:
raise TestError(
"Meros didn't revert pending actions of a malicious MeritHolder."
)
#Send a MeritRemoval.
def sendMeritRemoval() -> None:
#Send every Data/;Verification.
sendDatasAndVerifications()
#Send and verify the MeritRemoval.
if rpc.meros.signedElement(removal) != rpc.meros.recv():
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal, True)
#Verify every Data has 0 Merit.
for data in datas:
if rpc.call("consensus", "getStatus",
[data.hash.hex()])["merit"] != 0:
raise TestError(
"Meros didn't revert pending actions of a malicious MeritHolder."
)
#Check the Data's finalized with the proper amount of Merit and update the MeritRemoval.
def check() -> None:
#Verify the Datas have the Merit they should.
for data in datas:
if rpc.call("consensus", "getStatus",
[data.hash.hex()])["merit"] != 0:
raise TestError(
"Meros didn't finalize with the reverted pending actions of a malicious MeritHolder."
)
#Update the MeritRemoval's nonce.
removal.nonce = 6
#Verify the MeritRemoval is now accessible with a nonce of 6.
verifyMeritRemoval(rpc, 7, 0, removal, False)
#Create and execute a Liver to cause a MeritRemoval.
Liver(rpc, blockchain, callbacks={1: causeMeritRemoval, 7: check}).live()
#Reset the MeritRemoval nonce.
removal.nonce = 0
#Create and execute a Liver to handle a MeritRemoval.
Liver(rpc, blockchain, callbacks={1: sendMeritRemoval, 7: check}).live()
def SameNonceTest(rpc: RPC) -> None:
file: IO[Any] = open(
"PythonTests/Vectors/Consensus/MeritRemoval/SameNonce.json", "r")
vectors: Dict[str, Any] = json.loads(file.read())
file.close()
#Blockchain
blockchain: Blockchain = Blockchain.fromJSON(
b"MEROS_DEVELOPER_NETWORK", 60,
int(
"FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
16), vectors["blockchain"])
#MeritRemoval.
removal: SignedMeritRemoval = SignedMeritRemoval.fromJSON(
vectors["removal"])
#Consensus.
consensus: Consensus = Consensus(
bytes.fromhex(
"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
),
bytes.fromhex(
"CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC"
))
consensus.add(removal)
#Data.
data: Data = Data.fromJSON(vectors["data"])
#Create and execute a Liver to cause a SameNonce MeritRemoval.
def sendElements() -> None:
#Send the Data/SignedVerifications.
if rpc.meros.transaction(data) != rpc.meros.recv():
raise TestError("Unexpected message sent.")
if rpc.meros.signedElement(removal.se1) != rpc.meros.recv():
raise TestError("Unexpected message sent.")
rpc.meros.signedElement(removal.se2)
#Verify the MeritRemoval.
if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() +
removal.signedSerialize()):
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal, True)
Liver(rpc,
blockchain,
consensus,
callbacks={
1: sendElements,
2: lambda: verifyMeritRemoval(rpc, 1, 100, removal, False)
}).live()
#Create and execute a Liver to handle a SameNonce MeritRemoval.
def sendMeritRemoval() -> None:
#Send and verify the MeritRemoval.
if rpc.meros.signedElement(removal) != rpc.meros.recv():
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal, True)
Liver(rpc,
blockchain,
consensus,
callbacks={
1: sendMeritRemoval,
2: lambda: verifyMeritRemoval(rpc, 1, 100, removal, False)
}).live()
#Create and execute a Syncer to handle a SameNonce MeritRemoval.
Syncer(rpc, blockchain, consensus).sync()
verifyMeritRemoval(rpc, 1, 100, removal, False)
def MultipleTest(rpc: RPC) -> None:
file: IO[Any] = open(
"PythonTests/Vectors/Consensus/MeritRemoval/Multiple.json", "r")
vectors: Dict[str, Any] = json.loads(file.read())
file.close()
#Blockchain
blockchain: Blockchain = Blockchain.fromJSON(
b"MEROS_DEVELOPER_NETWORK", 60,
int(
"FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
16), vectors["blockchain"])
#MeritRemovals.
removal1: SignedMeritRemoval = SignedMeritRemoval.fromJSON(
vectors["removal1"])
removal2: SignedMeritRemoval = SignedMeritRemoval.fromJSON(
vectors["removal2"])
#Data.
data: Data = Data.fromJSON(vectors["data"])
#Create and execute a Liver to cause multiple MeritRemovals.
def sendElements() -> None:
#Send the Data.
if rpc.meros.transaction(data) != rpc.meros.recv():
raise TestError("Unexpected message sent.")
#Send the first SignedElement.
if rpc.meros.signedElement(removal1.se1) != rpc.meros.recv():
raise TestError("Unexpected message sent.")
#Send the second.
rpc.meros.signedElement(removal1.se2)
#Verify the first MeritRemoval.
if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() +
removal1.signedSerialize()):
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal1, True)
#Send the third SignedElement.
rpc.meros.signedElement(removal2.se2)
#Meros should treat the first created MeritRemoval as the default MeritRemoval.
if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() +
removal1.signedSerialize()):
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal1, True)
Liver(rpc,
blockchain,
callbacks={
1: sendElements,
2: lambda: verifyMeritRemoval(rpc, 1, 100, removal2, False)
}).live()
#Create and execute a Liver to handle multiple MeritRemovals.
def sendMeritRemovals() -> None:
#Send and verify the first MeritRemoval.
msg = rpc.meros.signedElement(removal1)
if msg != rpc.meros.recv():
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal1, True)
#Send the second MeritRemoval.
rpc.meros.signedElement(removal2)
#Meros should treat the first created MeritRemoval as the default.
if msg != rpc.meros.recv():
raise TestError("Meros didn't send us the Merit Removal.")
verifyMeritRemoval(rpc, 1, 100, removal1, True)
Liver(rpc,
blockchain,
callbacks={
1: sendMeritRemovals,
2: lambda: verifyMeritRemoval(rpc, 1, 100, removal2, False)
}).live()
int(
"FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
16))
#BLS Keys.
privKey: blspy.PrivateKey = blspy.PrivateKey.from_seed(b'\0')
pubKey: blspy.PublicKey = privKey.get_public_key()
#Load a Multiple Block and load their MeritRemoval.
snFile: IO[Any] = open(
"PythonTests/Vectors/Consensus/MeritRemoval/SameNonce.json", "r")
snVectors: Dict[str, Any] = json.loads(snFile.read())
blockchain.add(Block.fromJSON(snVectors["blockchain"][0]))
removal1: SignedMeritRemoval = SignedMeritRemoval.fromJSON(
snVectors["removal"])
snFile.close()
#Create a second MeritRemoval.
sv: SignedVerification = SignedVerification(b'\1' * 48)
sv.sign(privKey, 0)
removal2: SignedMeritRemoval = SignedMeritRemoval(
removal1.se1, SignedElement.fromElement(sv))
#Add the second MeritRemoval to Consensus.
consensus.add(removal2)
#Generate a Block with the second MeritRemoval.
block: Block = Block(
BlockHeader(2, blockchain.last(), int(time()),